CN105091493A

CN105091493A - Partition refrigeration control method and partition refrigeration control device of refrigerator refrigerating chamber

Info

Publication number: CN105091493A
Application number: CN201510367520.0A
Authority: CN
Inventors: 李春阳; 陶海波; 王铭
Original assignee: Qingdao Haier Co Ltd
Current assignee: Qingdao Haier Co Ltd
Priority date: 2015-06-26
Filing date: 2015-06-26
Publication date: 2015-11-25
Anticipated expiration: 2035-06-26
Also published as: CN105091493B; WO2016206219A1

Abstract

The invention provides a partition refrigeration control method and a partition refrigeration control device of a refrigerator refrigerating chamber. The refrigerator refrigerating chamber is divided into a plurality of storage spaces, and volume detection devices for sensing using volumes in the storage spaces respectively are arranged in the refrigerating chamber; and a refrigerator is provided with a branching air supply device. The partition refrigeration control method comprises the steps that the volume detection devices are utilized for detecting the using volumes of the storage spaces; according to the using volume of each storage space; rapid refrigeration running time needed by each storage space is determined according to the using volume of each storage space; a cold source is driven to run in a rapid refrigeration manner; and according to the rapid refrigeration running time, a refrigeration state mark of each storage space is set, and the branching air supply device is driven to run to the refrigeration state mark so as to provide the refrigerating air flow state for the started storage space. By means of the scheme, electric energy waste is avoided, and the storage effect of the refrigerator refrigerating chamber is improved.

Description

The zone refrigeration control method of cold compartment of refrigerator and zone refrigeration control device

Technical field

The present invention relates to refrigerator to control, particularly relate to a kind of zone refrigeration control method and zone refrigeration control device of cold compartment of refrigerator.

Background technology

Current refrigerator usually utilize be arranged in cooling compartment its position of temperature sensor senses around temperature, using the foundation of this temperature as refrigeration control.

But when using this control mode to carry out refrigerator control, when the temperature of temperature sensor measurement is higher than preset value, cold compartment of refrigerator starts refrigeration.When to be put thing baffle for separating be multiple relatively independent storage space to refrigerating chamber, the storage space temperature just having put into article may higher than other storage spaces, use existing refrigerator temperature control method, need to freeze to whole refrigerating chamber entirety, cause waste of energy, the situation larger at the volume of refrigerating chamber is especially obvious.

In addition in the actual use procedure of cold compartment of refrigerator, user can often access deposited article, the general temperature of the article just put into is higher, the temperature of article conducts to by thermal-radiating mode that refrigerating chamber is whole needs the regular hour, after article temperature conducts to refrigerating chamber environment, the temperature of temperature sensor senses just can rise, and starts the cold source devices such as compressor and freezes to refrigerator room.In the process, the temperature of article likely conducts on other article of being in contact with it, causes the food temperature deposited in refrigerator to change, causes nutrition leak, and hoarding effect declines.

Summary of the invention

A further object of the present invention to reduce the electric energy of refrigeration for refrigerator consumption.

Another further object of the present invention improves refrigerator to the hoarding effect of article.

Another further object of the present invention improves the accuracy in detection that refrigerator uses volume.

Especially, the invention provides a kind of zone refrigeration control method of cold compartment of refrigerator.The refrigerating chamber that wherein this zone refrigeration control method controls is separated into multiple storage space, be provided with for sensing the device for measuring volume using volume in multiple storage space respectively in refrigerating chamber, and refrigerator is provided with air-supply arrangement along separate routes, and air-supply arrangement is configured to the cooling flow coming from low-temperature receiver to be dispensed to multiple storage space along separate routes.

Zone refrigeration control method of the present invention comprises: utilize device for measuring volume to detect the use volume of multiple storage space; The fast-refrigerating running time needed for each storage space is determined respectively according to the use volume of each storage space; Drive low-temperature receiver with fast-refrigerating mode operation, wherein under fast-refrigerating pattern, the refrigeration blower fan in low-temperature receiver and compressor all run with the rotating speed higher than normal refrigerating mode; And the refrigerating state mark of storage space is set according to fast-refrigerating running time, and drive along separate routes air-supply arrangement to move to state that the storage space being designated startup to refrigerating state provides cooling flow.

Alternatively, device for measuring volume comprises: multiple detection components, be arranged in multiple storage space respectively, each detection components is configured to the visual intensity and the infrared light intensity that detect its position, the use volume utilizing device for measuring volume to detect multiple storage space comprises: after the pass gate signal of refrigerating chamber being detected, start multiple detection components; Obtain visual intensity and the infrared light intensity of the detection of multiple detection components; The use volume of each storage space is calculated respectively according to visual intensity and infrared light intensity.

Alternatively, determine that the fast-refrigerating needed for each storage space comprises running time respectively according to the use volume of each storage space: the variable quantity of the use volume of each storage space before and after closing the door according to the use volume calculations refrigerating chamber of each storage space; Fast-refrigerating increment running time is scaled by using the variable quantity of volume according to the transfer algorithm preset; Fast-refrigerating increment running time of each storage space and the fast-refrigerating not yet completed are added up running time, obtains the required fast-refrigerating running time of each storage space.

Alternatively, also comprise after determine the fast-refrigerating running time needed for each storage space respectively according to the use volume of each storage space: judge whether the required fast-refrigerating of each storage space is greater than zero running time respectively; If the required fast-refrigerating that there is any one storage space is greater than zero running time, then performs and drive low-temperature receiver with the step of fast-refrigerating mode operation; If the required fast-refrigerating of multiple storage space is all less than or equal to zero running time, low-temperature receiver is driven to run with normal refrigerating mode.

Alternatively, also be provided with the cold storage environment temperature sensing device for sensing refrigerating chamber environment mean temperature in refrigerating chamber, and further comprise after driving low-temperature receiver is with fast-refrigerating mode operation: the refrigerating chamber environment mean temperature obtaining cold storage environment temperature sensing device sensing; Judge whether refrigerating chamber environment mean temperature is less than the first default refrigeration closing temperature threshold value; If not, then air-supply arrangement is along separate routes driven to move to the state simultaneously providing cooling flow to multiple storage space; If so, judge whether refrigerating chamber environment mean temperature is less than the second default refrigeration closing temperature threshold value, and the second refrigeration closing temperature threshold value is less than the first refrigeration closing temperature threshold value further; If so, stop shunt air-supply arrangement to multiple storage space assignment system cold airflow; If not, the step of the refrigerating state mark that storage space is set according to fast-refrigerating running time is performed.

Also comprise after determine the fast-refrigerating running time needed for each storage space respectively according to the use volume of each storage space: judge whether the required fast-refrigerating of each storage space is greater than zero running time respectively; If the required fast-refrigerating that there is any one storage space is greater than zero running time, then performs and drive low-temperature receiver with the step of fast-refrigerating mode operation.

Alternatively, the cold storage environment temperature sensing device for sensing refrigerating chamber environment mean temperature is also provided with in refrigerating chamber, if and the required fast-refrigerating of multiple storage space is all less than or equal to zero running time, then obtain the refrigerating chamber environment mean temperature of cold storage environment temperature sensing device sensing; Control to drive low-temperature receiver to run with normal refrigerating mode according to refrigerating chamber environment mean temperature.

Alternatively, the refrigerating state mark arranging storage space according to fast-refrigerating running time comprises: the fast-refrigerating needed for each storage space is deducted the time consumed running time, obtain the residue fast-refrigerating running time of each storage space, refrigerating state mark residue fast-refrigerating being greater than the storage space of zero running time is set to start.

Alternatively, utilize device for measuring volume detect the step of the use volume of multiple storage space before also comprise: obtain refrigerator electrifying startup signal; And the refrigeration system of refrigerator is initialized, refrigeration system comprises: compressor, refrigeration air door, blower fan and shunt air-supply arrangement.

Alternatively, initialized step is carried out to the refrigeration system of refrigerator and comprises: close compressor, blower fan and refrigeration air door, and drive air-supply arrangement along separate routes to move to initial position.

Alternatively, refrigerator also comprises refrigerating chamber, wherein also comprise after the refrigeration system of refrigerator is initialized: the temperature obtaining refrigerating chamber, and carry out the refrigeration judgement of refrigerating chamber according to the temperature of refrigerating chamber, to regulate the start and stop state of compressor, blower fan and refrigeration air door; And after the refrigeration completing refrigerating chamber judges, start and utilize device for measuring volume to detect the step of the use volume of multiple storage space.

According to another aspect of the present invention, a kind of zone refrigeration control device of cold compartment of refrigerator is additionally provided.Its refrigerating chamber controlled is separated into multiple storage space, be provided with for sensing the device for measuring volume using volume in multiple storage space respectively in refrigerating chamber, and refrigerator is provided with air-supply arrangement along separate routes, and air-supply arrangement is configured to the cooling flow coming from low-temperature receiver to be dispensed to multiple storage space along separate routes.

Zone refrigeration control device of the present invention comprises: volume measurement module, is configured to utilize device for measuring volume to detect the use volume of multiple storage space; Time determination module, is configured to the fast-refrigerating running time determining needed for each storage space respectively according to the use volume of each storage space; First low-temperature receiver driver module, be configured to drive low-temperature receiver with fast-refrigerating mode operation, wherein under fast-refrigerating pattern, the refrigeration blower fan in low-temperature receiver and compressor all run with the rotating speed higher than normal refrigerating mode; And air-supply arrangement driver module, be configured to the refrigerating state mark that storage space is set according to fast-refrigerating running time, and drive along separate routes air-supply arrangement to move to state that the storage space being designated startup to refrigerating state provides cooling flow.

Alternatively, device for measuring volume comprises: multiple detection components, be arranged in multiple storage space respectively, each detection components is configured to the visual intensity and the infrared light intensity that detect its position, and volume measurement module is also configured to: after the pass gate signal of refrigerating chamber being detected, start multiple detection components; Obtain visual intensity and the infrared light intensity of the detection of multiple detection components; The use volume of each storage space is calculated respectively according to visual intensity and infrared light intensity.

Alternatively, determination module is also configured to the time: the variable quantity of the use volume of each storage space before and after closing the door according to the use volume calculations refrigerating chamber of each storage space; Fast-refrigerating increment running time is scaled by using the variable quantity of volume according to the transfer algorithm preset; Fast-refrigerating increment running time of each storage space and the fast-refrigerating not yet completed are added up running time, obtains the required fast-refrigerating running time of each storage space.

Alternatively, the zone refrigeration control device of above cold compartment of refrigerator also comprises: time judgment module, is configured to judge respectively whether the required fast-refrigerating of each storage space is greater than zero running time; Second low-temperature receiver driver module, if the required fast-refrigerating being configured to multiple storage space is all less than or equal to zero running time, then drives low-temperature receiver to run with normal refrigerating mode; And the first low-temperature receiver driver module is also configured to: if the required fast-refrigerating that there is any one storage space is greater than zero running time, then performs and drive low-temperature receiver with the step of fast-refrigerating mode operation.

Alternatively, the cold storage environment temperature sensing device for sensing refrigerating chamber environment mean temperature is also provided with in refrigerating chamber, and zone refrigeration control device also comprises: temperature judge module, be configured to: after driving low-temperature receiver is with fast-refrigerating mode operation, obtain the refrigerating chamber environment mean temperature of cold storage environment temperature sensing device sensing; And judge whether refrigerating chamber environment mean temperature is less than the first default refrigeration closing temperature threshold value; If not, then air-supply arrangement is along separate routes driven to move to the state simultaneously providing cooling flow to multiple storage space; If so, judge whether refrigerating chamber environment mean temperature is less than the second default refrigeration closing temperature threshold value, and the second refrigeration closing temperature threshold value is less than the first refrigeration closing temperature threshold value further; If so, stop shunt air-supply arrangement to multiple storage space assignment system cold airflow; And if not, start air-supply arrangement driver module, to perform the step of the refrigerating state mark arranging storage space according to fast-refrigerating running time.

Alternatively, air-supply arrangement driver module is also configured to: the fast-refrigerating needed for each storage space is deducted the time consumed running time, obtain the residue fast-refrigerating running time of each storage space, refrigerating state mark residue fast-refrigerating being greater than the storage space of zero running time is set to start.

Alternatively, the zone refrigeration control device of above cold compartment of refrigerator also comprises: initialization module, is configured to obtain refrigerator electrifying startup signal; And the refrigeration system of refrigerator is initialized, refrigeration system comprises: compressor, refrigeration air door, blower fan and shunt air-supply arrangement.

Alternatively, initialization module is also configured to: close compressor, blower fan and refrigeration air door, and drives air-supply arrangement along separate routes to move to initial position.

Alternatively, refrigerator also comprises refrigerating chamber, and the zone refrigeration control device of cold compartment of refrigerator also comprises: refrigerating chamber control module, be configured to the temperature obtaining refrigerating chamber, and carry out the refrigeration judgement of refrigerating chamber according to the temperature of refrigerating chamber, to regulate the start and stop state of compressor, blower fan and refrigeration air door; And after the refrigeration completing refrigerating chamber judges, start and utilize device for measuring volume to detect the step of the use volume of multiple storage space.

The zone refrigeration control method of cold compartment of refrigerator of the present invention and zone refrigeration control device, be applicable to the situation that cold compartment of refrigerator is split into multiple storage space, device for measuring volume is utilized to detect the use volume of multiple storage space, and determine according to use solvent the running time needing fast-refrigerating in each storage space, thus can determine whether to put into new article by using the change of volume, with according to newly to put into article number, determine the fast-refrigerating time, ensure that carry out refrigeration control according to the situation of storage space stores and by shunt air-supply arrangement according to refrigerating state assignment system cold airflow in each storage space, control more accurate, avoid the waste of energy that whole refrigeration chamber is caused.

Further, the zone refrigeration control method of cold compartment of refrigerator of the present invention and zone refrigeration control device, can lower the temperature to the normal temperature article newly put into fast, reduce temperature higher building product to the impact of other article stored, improve the hoarding effect of cold compartment of refrigerator, reduce the nutrition leak of food.

Further, the zone refrigeration control method of cold compartment of refrigerator of the present invention and zone refrigeration control device, optical principle is utilized to detect the volume that room between refrigerator storing has used, testing result is accurate, utilize the foundation using volume to control as refrigerating chamber, correspondingly adjust the refrigeration modes of refrigerating chamber, improve the flexibility that refrigeration chamber controls, meet the requirement of the different use habit of user.

According to hereafter by reference to the accompanying drawings to the detailed description of the specific embodiment of the invention, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present invention more.

Accompanying drawing explanation

Hereinafter describe specific embodiments more of the present invention with reference to the accompanying drawings by way of example, and not by way of limitation in detail.Reference numeral identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not be drawn in proportion.In accompanying drawing:

Fig. 1 is the schematic diagram of the zone refrigeration control device of cold compartment of refrigerator according to an embodiment of the invention;

Fig. 2 is the schematic diagram that the zone refrigeration control device of cold compartment of refrigerator is according to an embodiment of the invention suitable for refrigerator;

Fig. 3 is the schematic diagram that the zone refrigeration control device of cold compartment of refrigerator is according to an embodiment of the invention suitable for the refrigeration system of refrigerator;

Fig. 4 is the schematic diagram that the zone refrigeration control device of cold compartment of refrigerator is according to an embodiment of the invention suitable for ducting assembly in the refrigeration system of refrigerator;

Fig. 5 is the schematic diagram of the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention;

Fig. 6 is the overall flow block diagram of the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention;

Fig. 7 is the initialized flow chart of refrigerator refrigeration system in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention;

Fig. 8 is the logical flow chart of the refrigeration control of refrigerating chamber in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention;

Fig. 9 is the block diagram of the refrigeration control of refrigerating chamber in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention;

Figure 10 is the detail flowchart calculating fast-refrigerating running time in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention;

Figure 11 is the detail flowchart that in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention, operational mode judges;

Figure 12 is the detail flowchart of normal refrigerating mode in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention;

Figure 13 is the detail flowchart of fast-refrigerating pattern in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention; And

The zone refrigeration control method that Figure 14 to Figure 21 respectively illustrates cold compartment of refrigerator is according to an embodiment of the invention suitable for the multiple running status of shunt air-supply arrangement in refrigerator.

Detailed description of the invention

Fig. 1 is the schematic diagram of the zone refrigeration control device of cold compartment of refrigerator according to an embodiment of the invention, this zone refrigeration control device 100 can comprise in general manner: volume measurement module 110, time determination module 120, first low-temperature receiver driver module 130, air-supply arrangement driver module 140, according to the control overflow of the zone refrigeration control device 100 of the present embodiment, and embody rule environment, what can also increase flexibly with in lower component is part or all of: time judgment module 150, second low-temperature receiver driver module 160, initialization module 170, refrigerating chamber control module 180, temperature judge module 190.

The refrigerating chamber of the refrigerator that the zone refrigeration control device 100 of the present embodiment uses is separated into multiple storage space, be provided with for sensing the device for measuring volume 330 using volume in multiple storage space respectively in refrigerating chamber, and refrigerator is provided with air-supply arrangement along separate routes, and air-supply arrangement is configured to the cooling flow coming from low-temperature receiver to be dispensed to multiple storage space along separate routes.Fig. 2 is the schematic diagram that the zone refrigeration control device 100 of cold compartment of refrigerator is according to an embodiment of the invention suitable for refrigerator, this refrigerator comprises casing 310, this casing 310 inside is limited with refrigerating chamber, casing 310 comprises roof, diapire, rear wall and two, left and right sidewall and surrounds, casing 310 front arranges a body, and door body can adopt pivot structure to be connected on sidewall.

Refrigerating chamber is divided into multiple storage space by rack component 320.Wherein preferred structure is: rack component 320 comprises at least one horizontally disposed dividing plate, so that refrigerating chamber is vertically divided into multiple storage space.In fig. 2, refrigerating chamber is divided into the first storage space 341, second storage space 342, the 3rd storage space 343 by rack component 320.In other embodiments of the present invention, the dividing plate quantity in rack component 320 and the quantity of storage space can be configured in advance according to the volume of refrigerator and instructions for use.

Device for measuring volume 330 comprises at least one detection components.Detection components is arranged in refrigerating chamber, for sending optical signal and sensed light signal.These optical signals comprise visible ray and infrared light.Each detection components at least comprises: visible light source, infrared light supply, light sensitive device.Visible light source is configured to send visible ray to cooling compartment.Infrared light supply is configured to chamber interior between storing and sends infrared light.Light sensitive device is configured to the visual intensity and the infrared light intensity that detect detection components position.The quantity of detection components can be determined according to the volume of refrigerating chamber and structure.In fig. 2, the device for measuring volume 330 illustrated is respectively arranged with a detection components at the first storage space 341, second storage space 342, the 3rd storage space 343.

Along with the change of the use size of the use volume of refrigerating chamber, the reflection in storage space of visible ray and infrared light and the situation of blocking change, and the propagation characteristic of visible ray and infrared light is also distinct, through summary and the test of inventor, sum up visual intensity and infrared light intensity and use the change of volume and the rule that changes, thus utilize optical principle to realize the detection of refrigerator volume.

Above visible light source also can use the lighting source of refrigerating chamber to substitute in addition, thus this lighting source can also as the light source of visible ray required in volume calculations except illumination except providing for user.In the case, the brightness of lighting source needs the requirement reaching volume measurement.

When detection components is multiple, multiple detection components is distributed in inside the perisporium of refrigerating chamber, and requires that the line of the central point of any two detection components be placed on perisporium same plane and perisporium are not all 0 degree or 90 degree with the angle of other planes of Plane intersects; The angle of the line and horizontal plane or perpendicular that are arranged in the central point of any two detection components in perisporium Different Plane is not all 0 degree or 90 degree.

According to above requirement, if at least two in multiple detection components are arranged on roof or diapire, and the angle being arranged in the line of the central point of in the detection components on roof or diapire any two and the perpendicular at sidewall place is not all 0 degree or 90 degree.If at least two in multiple detection components are arranged on sidewall, and the detection components be arranged on sidewall is arranged at vertical direction interval, and is not in the plane parallel with rear wall.All need in each storage space to be in addition furnished with a detection components.

Volume measurement module 110 can be configured to utilize device for measuring volume 330 to detect the use volume of multiple storage space.This volume measurement module 110 after the pass gate signal of refrigerating chamber being detected, can start multiple detection components; Then visual intensity and the infrared light intensity of the detection of multiple detection components is obtained; The use volume of each storage space is calculated respectively according to visual intensity and infrared light intensity.The pass gate signal of above refrigerating chamber can have a body sensing apparatus to generate according to the switch conditions of door body.

Be arranged in the case introduction three sides in sidewall being carried out volume measurement with the detection components of three shown in Fig. 2 respectively and calculate the flow process that storage space uses volume.According to three detection components at vertical direction position relationship, the detection components be in the first storage space 341 is designated as the first detection components, the detection components be in the second storage space 342 is designated as the second detection components, the detection components be in the 3rd storage space 343 is designated as the 3rd detection components.The use volume specific algorithm calculating each storage space according to visual intensity and infrared light intensity respectively can be:

The carrying out calculating with volume and comprise of storage space to detecting target: the storing interval detecting target is estimated by volume size according to formula 1:

Formula 1:Vn '=SnA × kn,

In equation 1, n be detect target storage space in the sequence number of detection components, Vn ' is estimated value corresponding to the n-th detection components, and SnA is the visual intensity value that the n-th detection components detects, kn is the visible ray estimation coefficient of the n-th detection components;

According to formula 2, corrected Calculation is carried out to the Vn ' estimated:

Formula 2:Vn=Vn '+∑ Smp × Mmn;

In formula 2, m is the sequence number of the detection components adjacent with detection components in the vertical direction in the storage space of detection target, m value is n-1 and/or n+1, SmA is that m detection components detects the visual intensity obtained, Mmn is the calculating modifying factor of m detection components 100 to the n-th detection components, and it calculates according to formula 3:

Formula 3:Mmn=(Smp × Jmn)/(SmA × Tmn),

In equation 3, Smp is that m detection components detects the infrared light intensity obtained, and Jmn is the infrared light correction constant that m detection components detects to the n-th detection components, and Tmn is that m detection components detects distance value corresponding to the infrared light intensity that obtains.Kn and Jmn is the constant being stored in refrigerator in advance, is drawn by test statistics in advance.

For the first detection components, the detection components that its in the vertical direction is adjacent is the second detection components 102, and the use volume of its corresponding first storage space 341 is:

V1＝S1A×k1+S2A×((S2P×J21)/(S2A×T21))。

For the second detection components, the detection components that its in the vertical direction is adjacent is the first detection components and the 3rd detection components, and the use volume of its corresponding second storage space 342 is:

V2＝S2A×k2+S1A×((S1P×J12)/(S1A×T12))+S3A×((S3P×J32)/(S3A×T32))。

For the 3rd detection components, the adjacent detection components of its in the vertical direction is the second detection components, and the use volume of its corresponding 3rd storage space 343 is:

V3＝S3A×k3+S2A×((S2P×J23)/(S3A×T23))。

Above Cleaning Principle is, visible ray can through glass at equal intervals, and in whole refrigerating chamber internal radiation, and general infrared light can not through glass at equal intervals.

The testing process of above volume, can carry out after each refrigerating-chamber door body is closed, and can calculate each closing behind the door according to historical record, and the volume variable quantity of each storage space, is designated as Δ V1, Δ V1, Δ V3 respectively.

Time determination module 120 can be configured to the fast-refrigerating running time determining needed for each storage space respectively according to the use volume of each storage space.Its a kind of configuration mode is alternatively the variable quantity of the use volume of each storage space before and after time determination module 120 is closed the door according to the use volume calculations refrigerating chamber of each storage space; Fast-refrigerating increment running time is scaled by using the variable quantity of volume according to the transfer algorithm preset; Fast-refrigerating increment running time of each storage space and the fast-refrigerating not yet completed are added up running time, obtains the required fast-refrigerating running time of each storage space.A kind of optional manner wherein using the variable quantity of volume to be scaled fast-refrigerating increment running time is: fast-refrigerating increment running time equals to use the variable quantity of volume and the product of setting factor beforehand, this setting factor beforehand is constant, can test summary in advance draw according to the concrete condition of cold compartment of refrigerator.

First low-temperature receiver driver module 130 can be configured to drive low-temperature receiver with fast-refrigerating mode operation, wherein under fast-refrigerating pattern, refrigeration blower fan in low-temperature receiver and compressor all run with the rotating speed higher than normal refrigerating mode, to discharge more cold, make the article fast cooling newly put into.Before the startup of the first low-temperature receiver driver module 130, can also judge whether the fast-refrigerating needed for each storage space is greater than zero running time respectively by time judgment module 150; And the first low-temperature receiver driver module 130 when there is the fast-refrigerating needed for any one storage space and being greater than zero running time, then performs and drives low-temperature receiver with the step of fast-refrigerating mode operation.

The judged result of time judgment module 150 is the required fast-refrigerating of multiple storage space when being all less than or equal to zero running time, drives low-temperature receiver to run with normal refrigerating mode by the second low-temperature receiver driver module 160.

Temperature judge module 190 can be configured to: after driving low-temperature receiver is with fast-refrigerating mode operation, obtain the refrigerating chamber environment mean temperature of cold storage environment temperature sensing device sensing; And judge whether refrigerating chamber environment mean temperature is less than the first default refrigeration closing temperature threshold value; If hide indoor environment mean temperature whether be more than or equal to the first default refrigeration closing temperature threshold value, then air-supply arrangement is along separate routes driven to move to the state simultaneously providing cooling flow to multiple storage space; If hide indoor environment mean temperature whether be less than the first default refrigeration closing temperature threshold value, judge whether refrigerating chamber environment mean temperature is less than default second refrigeration closing temperature threshold value, and wherein the second refrigeration closing temperature threshold value is less than the first refrigeration closing temperature threshold value further; If hide indoor environment mean temperature whether be less than the second default refrigeration closing temperature threshold value, stop shunt air-supply arrangement to multiple storage space assignment system cold airflow; And if whether Tibetan indoor environment mean temperature is greater than the second default refrigeration closing temperature threshold value, starts air-supply arrangement driver module, to perform the step of the refrigerating state mark arranging storage space according to fast-refrigerating running time.

Air-supply arrangement driver module 140 can be configured to the refrigerating state mark arranging storage space according to fast-refrigerating running time, and drive along separate routes air-supply arrangement to move to state that the storage space being designated startup to refrigerating state provides cooling flow.In the optional collocation method of one, fast-refrigerating needed for each storage space can be deducted the time consumed running time by air-supply arrangement driver module 140, obtain the residue fast-refrigerating running time of each storage space, refrigerating state mark residue fast-refrigerating being greater than the storage space of zero running time is set to start.Because above control flow is that circulation performs, therefore, the above time consumed is generally the cycle that a secondary program performs.

Fig. 3 is the schematic diagram that the zone refrigeration control device of cold compartment of refrigerator is according to an embodiment of the invention suitable for the refrigeration system of refrigerator, and Fig. 4 is the schematic diagram that the zone refrigeration control device of cold compartment of refrigerator is according to an embodiment of the invention suitable for ducting assembly in the refrigeration system of refrigerator.This refrigeration system comprises: ducting assembly, compressor, refrigeration air door 250, blower fan 230 etc.This refrigerator can utilize the parts such as evaporimeter, compressor, condenser, restricting element to form refrigeration cycle via coolant piping, after compressor start, makes evaporimeter released cold quantity.

Evaporimeter can be arranged in evaporator room.Air after evaporator cools through blower fan 230 to storeroom transmission.The inside of the storeroom of such as refrigerator can be divided into temperature-changing chamber, refrigerating chamber and refrigerating chamber, and wherein the superiors of storeroom are refrigerating chamber, and the lower floor of refrigerating chamber is temperature-changing chamber, the lower floor of temperature-changing chamber is refrigerating chamber, and evaporator room can be arranged at the rear portion of refrigerating chamber.Blower fan 230 is arranged at the exit of the top of evaporator room.Correspondingly, the supply wind path of the air after evaporator cools comprise be connected with temperature-changing chamber for the alternating temperature of blowing to temperature-changing chamber supply wind path, be connected with refrigerating chamber for the freezing supply wind path of blowing to refrigerating chamber and be connected with refrigerating chamber supply wind path for the refrigeration of blowing to refrigerating chamber.

In the present embodiment, ducting assembly is the air path system to refrigerating chamber air-supply, and this ducting assembly comprises: air channel base plate 210, along separate routes air-supply arrangement 220, blower fan 230.Air channel base plate 210 is limited with many wind paths 214 leading to multiple storage space 140 respectively, each bar wind path 214 leads to different storage spaces respectively, such as in the embodiment shown in fig. 1, the first confession air port 211 leading to the first storage space 341, the second confession air port 212 leading to the second storage space 342 can be had and lead to the 3rd of the 3rd storage space 343 for air port 213.

Air-supply arrangement 220 is arranged in refrigeration supply wind path along separate routes, refrigeration supply wind path is formed in the back side of refrigerating chamber, and air-supply arrangement 220 comprises the air inlet 221 being connected to low-temperature receiver (such as evaporator room) and the multiple distribution openings 222 be connected with many wind paths 214 respectively along separate routes.Distribution openings 222 is connected to different wind paths 214 respectively.The cold air coming from low-temperature receiver that blower fan 230 can controllably produce by this shunt air-supply arrangement 220 is dispensed to different distribution openings 222 through air inlet 221, thus enters different storage spaces 140 through different wind paths 214.

The cooling flow coming from low-temperature receiver can be carried out centralized distribution by air-supply arrangement 220 along separate routes, instead of arranges separately different air channels for different storage spaces, improves refrigerating efficiency.This shunt air-supply arrangement 220 can comprise: housing 223, regulating part 224, cover plate 225.Housing 223 is formed with air inlet 221 and distribution openings 222, cover plate 225 and housing 223 are assembled, and form wind pushing cavity along separate routes.Regulating part 224 is arranged in this shunt wind pushing cavity.Regulating part 224 has at least one occlusion part 226, and occlusion part 226 is movably arranged in housing 223, is configured to controllably cover multiple distribution openings 222, to adjust the respective air-out area of multiple distribution openings 222.

The air-supply of blower fan 230 can feed to different storage spaces through the distribution of regulating part 224, in the embodiment shown in fig. 4, air-supply arrangement 220 can realize the ventilation state of nearly seven kinds along separate routes, such as can comprise: feed to first and open separately for the distribution openings 222 in air port 211, feed to second to open separately for the distribution openings 222 in air port 212, feed to the 3rd to open separately for the distribution openings 222 in air port 213, feed to first to open for the distribution openings 222 in air port 212 for air port 211 and second simultaneously, feed to first to open for the distribution openings 222 in air port 213 for air port 211 and the 3rd simultaneously, feed to second to open for the distribution openings 222 in air port 213 for air port 212 and the 3rd simultaneously, feed to first for air port 211, feed to second to open for the distribution openings 222 in air port 213 for air port 212 and the 3rd simultaneously.When the refrigerator of the present embodiment is separated out two storage spaces by a dividing plate, air-supply arrangement 220 can be provided with two distribution openings along separate routes, possesses three kinds of ventilation states simultaneously.When carrying out shunt and blowing, regulating part 224 can rotate, and meeting air force according to demand decides the angle rotated, and the guide port formed between occlusion part 226 can aim at corresponding distribution openings 222.

Housing 223 is provided with motor 227, two stopper posts 228, positioning seat grooves 243 in shunt wind pushing cavity, the effect of stopper posts 228 is that motor 227 is in operation process, the motion of regulating part 224 is more accurate, and when powering up or after a period of time at every turn, regulating part 224 all moves to initial stopper posts 228 place, the turned position of specifying for starting point turns to it.The effect of positioning seat groove 243 ensures that regulating part 224 is located when often rotating the angle position of 30 degree.Regulating part 224 is provided with disc spring sheet 229 (this disc spring sheet 229 also can replace with torsion spring), balancing weight 241 and alignment pin 245.One section of disc spring sheet 229 is fixed on cover plate 225, along with the running of regulating part 224, pretension applies reverse power to the other end, all the time apply certain bias force to regulating part 224, thus the backlash because of DC stepper motor 227 transmission mechanism can be suppressed to cause rock problem.Pivot part, towards being extended with counterweight part in the opposite direction with the main body footpath of regulating part 224, is provided with balancing weight 241 at the far-end of counterweight part, to eliminate offset torque.What alignment pin 245 can move up and down (passing through stage clip) is fixed on regulating part 224.Housing 223 is provided with the positioning seat groove 243 coordinated with it.

It should be noted that, the refrigerator of the present embodiment is described to have room between three storage spaces, when reality uses, can according to concrete instructions for use, by the detection components of device for measuring volume, wind path 214, distribution openings 222, arrange for the quantity in air port, with the requirement of satisfied different refrigerator.Such as, according to above introduction, easily draw the supply air system of the refrigerating chamber with two storage spaces.

Initialization module 170 can be configured to obtain refrigerator electrifying startup signal; And initialize according to the refrigeration system of above electrifying startup signal to refrigerator, refrigeration system comprises: compressor, refrigeration air door, blower fan and shunt air-supply arrangement.In a kind of embodiment, initialization module 170 also can be configured to: close compressor, blower fan and refrigeration air door, and drives air-supply arrangement along separate routes to move to initial position.

Above refrigerator can also comprise refrigerating chamber, and the zone refrigeration control device 100 of cold compartment of refrigerator after the control completing refrigerating chamber, then can also perform the zone refrigeration control of refrigerating chamber.Such as refrigerating chamber control module 180, is configured to the temperature obtaining refrigerating chamber, and carries out the refrigeration judgement of refrigerating chamber according to the temperature of refrigerating chamber, to regulate the start and stop state of compressor, blower fan and refrigeration air door; And after the refrigeration completing refrigerating chamber judges, start and utilize device for measuring volume to detect the step of the use volume of multiple storage space.

The embodiment of the present invention additionally provides a kind of zone refrigeration control method of cold compartment of refrigerator, the zone refrigeration control method of this cold compartment of refrigerator can be performed by the zone refrigeration control device 100 of the cold compartment of refrigerator of above any embodiment, to realize zone refrigeration to cold compartment of refrigerator.Fig. 5 is the schematic diagram of the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention.The zone refrigeration control method of this cold compartment of refrigerator comprises:

Step S502, utilizes device for measuring volume to detect the use volume of multiple storage space;

Step S504, determines the fast-refrigerating running time needed for each storage space respectively according to the use volume of each storage space;

Step S506, drives low-temperature receiver with fast-refrigerating mode operation;

Step S508, arranges the refrigerating state mark of storage space running time according to fast-refrigerating;

Step S510, drive along separate routes air-supply arrangement to move to state that the storage space being designated startup to refrigerating state provides cooling flow.

Under fast-refrigerating pattern, the refrigeration blower fan in above low-temperature receiver and compressor all run with the rotating speed higher than normal refrigerating mode, to discharge more cold.

Step S502 can close at each refrigerating chamber and perform behind the door, such as, after the pass gate signal of refrigerating chamber being detected, starts multiple detection components; Obtain visual intensity and the infrared light intensity of the detection of multiple detection components; The use volume of each storage space is calculated respectively according to visual intensity and infrared light intensity.

Correspondingly, step S504 can close the door according to the use volume calculations refrigerating chamber of each storage space before and after the variable quantity of use volume of each storage space; Fast-refrigerating increment running time is scaled by using the variable quantity of volume according to the transfer algorithm preset; Fast-refrigerating increment running time of each storage space and the fast-refrigerating not yet completed are added up running time, obtains the required fast-refrigerating running time of each storage space.

A determining step can also be set after step S504, work in normal refrigerating mode or fast-refrigerating pattern to make low-temperature receiver according to the judged result of determining step.This determining step judges whether the required fast-refrigerating of each storage space is greater than zero running time respectively.If the required fast-refrigerating that there is any one storage space is greater than zero running time, then performs step S504 and drive low-temperature receiver with the step of fast-refrigerating mode operation.If the required fast-refrigerating that the judged result of determining step is multiple storage space is all less than or equal to zero running time, then low-temperature receiver is driven to run with normal refrigerating mode.

In addition after step S506, the refrigerating chamber environment mean temperature of cold storage environment temperature sensing device sensing can also be obtained; And judge whether refrigerating chamber environment mean temperature is less than the first default refrigeration closing temperature threshold value; If hide indoor environment mean temperature whether be more than or equal to the first default refrigeration closing temperature threshold value, then air-supply arrangement is along separate routes driven to move to the state simultaneously providing cooling flow to multiple storage space; If hide indoor environment mean temperature whether be less than the first default refrigeration closing temperature threshold value, judge whether refrigerating chamber environment mean temperature is less than default second refrigeration closing temperature threshold value, and wherein the second refrigeration closing temperature threshold value is less than the first refrigeration closing temperature threshold value further; If hide indoor environment mean temperature whether be less than the second default refrigeration closing temperature threshold value, stop shunt air-supply arrangement to multiple storage space assignment system cold airflow; And if whether Tibetan indoor environment mean temperature is greater than the second default refrigeration closing temperature threshold value, starts air-supply arrangement driver module, to perform the step of the refrigerating state mark arranging storage space according to fast-refrigerating running time.

Judge flow process more than utilizing, temperature of refrigerating chamber can be ensured to be down to design temperature fast, and can ensure that temperature of refrigerating chamber can not be too low.

Step S506 according to fast-refrigerating arrange running time storage space refrigerating state mark the optional flow process of one for: the fast-refrigerating needed for each storage space is deducted the time consumed running time, obtain the residue fast-refrigerating running time of each storage space, refrigerating state mark residue fast-refrigerating being greater than the storage space of zero running time is set to start.

Can also comprise before step S502 in addition: obtain refrigerator electrifying startup signal; And the refrigeration system of refrigerator is initialized, refrigeration system comprises: compressor, refrigeration air door and shunt air-supply arrangement.Correspondingly, above initialized flow process can comprise: close compressor and refrigeration air door, and drives air-supply arrangement along separate routes to move to initial position.First can also carrying out refrigeration control to refrigerating chamber upon initialization in addition, completing after refrigerating chamber controls, then performing the refrigerating chamber zone refrigeration of step S502 and step afterwards.To the optional flow process of one that refrigerating chamber controls be: the temperature obtaining refrigerating chamber, and carry out the refrigeration judgement of refrigerating chamber according to the temperature of refrigerating chamber, to regulate the start and stop state of compressor, blower fan and refrigeration air door; And after the refrigeration completing refrigerating chamber judges, start and utilize device for measuring volume to detect the step of the use volume of multiple storage space, and perform step S502.

The zone refrigeration control method of the cold compartment of refrigerator of the present embodiment can carry out temperature control respectively to dividing the refrigerating chamber being separated with multiple storage space, to improve the hoarding effect of refrigeration indoor article, for the refrigerating chamber with three storage spaces, above zone refrigeration control method and zone refrigeration control device are introduced below.

Use the zone refrigeration control method of the cold compartment of refrigerator of the present embodiment, according to the kind of the feature of cold compartment of refrigerator and stores, following parameter can be pre-determined in advance: refrigeration open temp threshold value, refrigeration closing temperature threshold value, refrigerating chamber design temperature and refrigerating chamber design temperature.Table 1 shows the parameter list carrying out zone refrigeration setting to the refrigerating chamber with three storage spaces:

Table 1

	Sensor detected value	Design temperature	Open temp threshold value	Closing temperature threshold value
					Refrigerating chamber	FT	F-set	F-on	F-off
Refrigerating chamber environment	RT	R-set	R-on	R-off

As can be seen from Table 1, for refrigerating chamber, the detected temperatures value of sensor is designated as FT, and the temperature of refrigerating chamber setting is F-set; Refrigeration open temp threshold value is F-on; Refrigeration closing temperature threshold value is F-off, and wherein F-set by user's sets itself or can Use Defaults, F-on and F-off can determine according to F-set, general satisfaction relation F-on>F-set>F-off.

For refrigerating chamber, the refrigerating chamber environment mean temperature of cold storage environment temperature sensing device sensing is designated as RT, and the temperature of refrigerating chamber setting is R-set; Integrally cooling open temp threshold value is R-on; Integrally cooling closing temperature threshold value is R-off, and wherein R-set by user's sets itself or can Use Defaults, R-on and R-off can determine according to R-set, general satisfaction relation R-on>R-set>R-off.

Above R-off can as above-mentioned first refrigeration closing temperature threshold value, can also arrange the second refrigeration closing temperature threshold value in addition according to the first refrigeration closing temperature threshold value in addition, the freeze difference of closing temperature threshold value of the second refrigeration closing temperature threshold value and first can be preset constant.

For each storage space, refrigerating state mark can also be provided with in advance, be used to indicate and blow the need of to storage space, the refrigeration mark of such as the first storage space is designated as gate1, the refrigeration mark of the second storage space is designated as gate2, and the refrigeration mark of the 3rd storage space is designated as gate3, and above gate1, gate2, gate3 can set be startup and closedown, such as close with " 0 " representative, start with " 1 " representative.

Fig. 6 is the overall flow block diagram of the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention, and the refrigeration controler of refrigerator performs following steps:

Step S602, obtains refrigerator electrifying startup signal;

Step S604, the refrigeration system of refrigerator initializes;

Step S606, carries out refrigerating chamber refrigeration control;

Step S608, carries out the control of refrigerating chamber zone refrigeration.

After completing steps S608, return step S606, perform the judgement flow process of refrigerating chamber refrigeration control.Below respectively above step is described in detail respectively:

Fig. 7 is the initialized flow chart of refrigerator refrigeration system in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention:

Step S702, close compressor, makes evaporimeter stop released cold quantity;

Step S704, closes blower fan, stops to refrigerating chamber supply air flow;

Step S706, closes refrigeration air door, and refrigerating chamber and evaporator room are completely cut off;

Step S708, wind path air-supply arrangement returns to initial position, such as, make the regulating part of the wind path air-supply arrangement shown in Fig. 4 move to initial stopper posts place.

Utilize above initialization, can recover default conditions, when avoiding power-off last time, to run the control logic caused not in place chaotic for parts.

Fig. 8 is the logical flow chart of the refrigeration control of refrigerating chamber in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention.After refrigerating chamber refrigeration control starts, can following steps be performed:

Step S802, judges whether FT is greater than F-on, if perform step S804, performs step S808 if not;

Step S804, judges whether compressor is in starting state, if perform step S810, performs step S806 if not;

Step S806, opens compressor and blower fan;

Step S808, judges whether compressor is in starting state, if perform step S810, performs step S816 if not;

Step S810, judges whether FT is less than F-off, if perform step S812, performs step S816 if not;

Step S812, judges whether compressor is in high rotating speed running status, if perform step S816, performs step S814 if not;

Step S814, close compressor and blower fan;

Step S816, terminates refrigerating chamber refrigeration control, prepares to enter refrigerating chamber zone refrigeration.

Refrigerating chamber refrigeration control flow process shown in Fig. 8 controls the startup of compressor and blower fan, stopping and running status, in the completed, enters the control of refrigerating chamber zone refrigeration.

Fig. 9 is the block diagram of the refrigeration control of refrigerating chamber in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention.Complete refrigerating chamber refrigeration control, can following steps performed:

Step S902, refrigeration chamber controls to start;

Step S904, detects the use volume change of multiple storage space, and calculates fast-refrigerating running time;

Step S906, carries out the judgement of low-temperature receiver operational mode according to fast-refrigerating running time;

Step S908, carries out refrigeration chamber with fast-refrigerating pattern;

Step S910, carries out refrigeration chamber with normal refrigerating mode;

Step S912, terminates refrigeration chamber and controls, return refrigerating chamber refrigeration control.

Below respectively the detailed operational process of step each in step S902 to step S910 is introduced.Figure 10 is the detail flowchart calculating fast-refrigerating running time in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention.The optional detailed process of one of above step S904 is:

Step S1002, volume of refrigerating chamber detects and starts;

Step S1004, new refrigerating chamber door close event whether is there is in the determining program execution cycle, concrete can pre-set a mark of closing the door, after there is refrigerating chamber door close event, mark of closing the door carries out set, preferably can reset mark of closing the door after each execution S1004, if so perform in the later stage a program, if closed the door, mark occurs that variation just can be thought and has occurred new refrigerating chamber door close event, illustrate that user has carried out loading or unloading operation to refrigerating chamber, if so, then perform step S1006, if not, then end time calculation process;

Step S1006, the infrared signal that detection volume checkout gear obtains and visible light signal;

Step S1008, calculate each storage space according to infrared signal and visible light signal and use volume, and showing that each storage space uses volume variable quantity further, this flow process is described in detail in the zone refrigeration control device introducing the present embodiment above, does not introduce at this.The volume variable quantity of three storage spaces such as calculated, can be designated as Δ V1, Δ V1, Δ V3 respectively.

Step S1010, uses volume variable quantity to calculate the fast-refrigerating mode operation time according to each storage space; Can be the pre-configured time parameter of each storage space in the computational process of the zone refrigeration control method of the present embodiment, such as, for the first storage space setup times parameter TH1, represent for the second storage space setup times parameter TH2, the 3rd storage space setup times parameter TH3, this time parameter the running time that corresponding storage space needs fast-refrigerating.The computing formula of step S1010 can be:

TH1＝TH1+ΔV1*K；

TH2＝TH2+ΔV2*K；

TH3＝TH3+ΔV3*K；

In above computing formula, K is setting factor beforehand, and this setting factor beforehand is constant, can test total in advance draw according to the concrete condition of cold compartment of refrigerator.Thus fast-refrigerating increment running time equals to use the variable quantity of volume and the product of setting factor beforehand, step S1010 upgrades each storage space fast-refrigerating according to using the variable quantity of volume running time.

Step S1012, the end time calculates, and enters the judgement of operational mode.

Figure 11 is the detail flowchart that in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention, operational mode judges.After the calculating completing fast-refrigerating running time, can following steps be performed:

Step S1102, operational mode judges to start;

Step S1102, judge whether the required fast-refrigerating of each storage space is greater than zero running time respectively, such as judge whether to occur TH1>0 or TH2>0 or TH3>0, if the required fast-refrigerating of multiple storage space is all less than or equal to zero running time, then carry out refrigeration chamber with normal refrigerating mode, if the required fast-refrigerating of any one storage space is greater than zero running time, such as TH1, TH2, any one in TH3 is greater than zero, then carry out refrigeration chamber with fast-refrigerating pattern.

Figure 12 is the detail flowchart of normal refrigerating mode in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention.In the zone refrigeration control method of the present embodiment, normal refrigerating mode performs following steps successively:

Step S1202, refrigerating chamber normal refrigerating mode starts;

Step S1204, judges whether RT>R-on; If perform step S1206, perform step S1212 if not;

Step S1206, judges whether that refrigeration blower fan is opened; If perform step S1208, perform step S1216 if not;

Step S1208, judges whether that air door is opened; If perform step S1210, after unlatching air door, perform step S1210 if not;

Step S1210, judges whether wind path air-supply arrangement is in the state of blowing to all storage spaces, if perform step S1216, performs step S1216 if not after wind path air-supply arrangement being urged to the state of blowing to all storage spaces;

Step S1212, judges whether air door closes, if perform step S1216, performs step S1214 if not;

Step S1214, judges whether RT<R-off, and if not, step S1216 after closedown air door, if perform step S1216;

Step S1216, terminates refrigeration chamber and controls, return refrigerating chamber refrigeration control.

Figure 13 is the detail flowchart of fast-refrigerating pattern in the zone refrigeration control method of cold compartment of refrigerator according to an embodiment of the invention.In the zone refrigeration control method of the present embodiment, fast-refrigerating pattern performs following steps successively:

Step S1302, refrigerating chamber fast-refrigerating pattern starts;

Step S1304, drives compressor and refrigeration blower fan height rotating speed to run, and wind path air-supply arrangement is urged to the state of blowing to all storage spaces;

Step S1306, judges whether air door is opened, if perform step S1308, performs step S1308 if not after unlatching air door;

Step S1308, deducts the time consumed by the fast-refrigerating needed for each storage space running time, obtains the residue fast-refrigerating running time of each storage space.Because above control flow is that circulation performs, therefore, the above time consumed is generally the cycle that a secondary program performs.Thus calculation process can be: TH1=TH1-T; TH2=TH2-T; TH3=TH3-T, wherein T is the cycle that the whole refrigerating chamber shown in Fig. 6 controls the program execution flow that refrigerating chamber controls, and can be understood as adjacent twice and performs step S1308, between time of consuming.

Step S1310, judges whether to meet RT<R-off, if perform step S1312, performs step S1322 if not, to ensure to reduce refrigerating chamber bulk temperature fast.

Step S1312, judge whether RT< (R-off-n), if perform step S1312 after closedown air door, perform step S1314 if not, namely judge that refrigerating chamber environment mean temperature RT reaches n degree Celsius lower than R-off, wherein n is preset constant, performs this step to prevent temperature of refrigerating chamber too low, the second refrigeration closing temperature threshold value that (R-off-n) is namely above.

Step S1314, determines the refrigeration mark of the first storage space, specifically can comprise and judge that TH1 is less than or equal to 0, be if so, set to by gate1 close, and reset by TH1; If not, gate1 is set to start;

Step S1316, determines the refrigeration mark of the second storage space, specifically can comprise and judge that TH2 is less than or equal to 0, be if so, set to by gate2 close, and reset by TH2; If not, gate2 is set to start;

Step S1318, determines the refrigeration mark of the 3rd storage space, specifically can comprise and judge that TH3 is less than or equal to 0, be if so, set to by gate3 close, and reset by TH3; If not, gate3 is set to start.

The execution sequence of above step S1314 to step S1318 can be put upside down, and when namely performing, the refrigeration of each storage space identifies definite sequence really can be unrestricted;

Step S1320, determines the running status of air-supply arrangement along separate routes according to the state of gate1, gate2, gate3;

Step S1322, returns refrigerating chamber refrigeration control flow process.

Figure 14 to Figure 21 respectively illustrates 8 kinds of running statuses of air-supply arrangement along separate routes, wherein Figure 14 is the original state of air-supply arrangement along separate routes, initial from this original state, control and regulation part 224 rotates clockwise predetermined angular, alignment pin 245 is made to stretch in one of them detent 243, utilize occlusion part 226, block different distribution openings respectively, enter room between corresponding storing to make cooling flow.Figure 15 is the first state of air-supply arrangement along separate routes, the first distribution openings crested, and the second distribution openings and the 3rd distribution openings are opened; Figure 16 is the second state of air-supply arrangement along separate routes, the second distribution openings crested, and the first distribution openings and the 3rd distribution openings are opened, and Figure 17 is the third state of air-supply arrangement along separate routes, and the second distribution openings is opened, the first distribution openings and the 3rd distribution openings crested; Figure 18 is the 4th state of air-supply arrangement along separate routes, and the 3rd distribution openings is opened, the first distribution openings and the second distribution openings crested; Figure 19 is the 5th state of air-supply arrangement along separate routes, and the first distribution openings is opened, the second distribution openings and the 3rd distribution openings crested; Figure 20 is the 6th state of air-supply arrangement along separate routes, and the first distribution openings and the second distribution openings are opened, the 3rd distribution openings crested; Figure 21 is the 7th state of air-supply arrangement along separate routes, and regulating part 224 is all opened against another stopper posts, the first distribution openings, the second distribution openings, the 3rd distribution openings.

Table 2 shows and to freeze the corresponding relation identified to the shunt air-supply arrangement running status of carrying out zone refrigeration setting of the refrigerating chamber with three storage spaces and each storage space:

Table 2

In table 2, on representative refrigeration mark is corresponding to be started, and off representative refrigeration mark is corresponding closes.According to above description, the present embodiment can also to having two storage spaces and carrying out the state adjustment of air-supply arrangement along separate routes more than the situation of the storage space of three.

Through the above explanation to the zone refrigeration control method of the cold compartment of refrigerator of a specific embodiment, can find out that the zone refrigeration control method of the present embodiment can adapt to the operating mode of various many refrigeration storage spaces, effectively achieve the requirement of refrigerating chamber zone refrigeration.It should be noted that the refrigerating chamber that this method is not limited to having three storage spaces controls, can also be applicable to have two storage spaces by simple distortion and carry out shunt more than the refrigerating chamber of the storage space of three and to blow refrigeration control.

The zone refrigeration control method of the cold compartment of refrigerator of the present embodiment and zone refrigeration control device, be applicable to the situation that cold compartment of refrigerator is split into multiple storage space, device for measuring volume is utilized to detect the use volume of multiple storage space, and determine according to use solvent the running time needing fast-refrigerating in each storage space, thus can determine whether to put into new article by using the change of volume, with according to newly to put into article number, determine the fast-refrigerating time, ensure that carry out refrigeration control according to the situation of storage space stores and by shunt air-supply arrangement according to refrigerating state assignment system cold airflow in each storage space, control more accurate, avoid the waste of energy that whole refrigeration chamber is caused.The zone refrigeration control method of the cold compartment of refrigerator of the present embodiment and zone refrigeration control device, can lower the temperature to the normal temperature article newly put into fast, reduce temperature higher building product to the impact of other article stored, improve the hoarding effect of cold compartment of refrigerator, reduce the nutrition leak of food.And owing to utilizing optical principle, the volume that room between refrigerator storing has used is detected, testing result is accurate, utilize the foundation using volume to control as refrigerating chamber, correspondingly adjust the refrigeration modes of refrigerating chamber, improve the flexibility that refrigeration chamber controls, meet the requirement of the different use habit of user.

So far, those skilled in the art will recognize that, although multiple exemplary embodiment of the present invention is illustrate and described herein detailed, but, without departing from the spirit and scope of the present invention, still can directly determine or derive other modification many or amendment of meeting the principle of the invention according to content disclosed by the invention.Therefore, scope of the present invention should be understood and regard as and cover all these other modification or amendments.

Claims

1. the zone refrigeration control method of a cold compartment of refrigerator, described refrigerating chamber is separated into multiple storage space, be provided with for sensing the device for measuring volume using volume in described multiple storage space respectively in described refrigerating chamber, and described refrigerator is provided with air-supply arrangement along separate routes, described shunt air-supply arrangement is configured to the cooling flow coming from low-temperature receiver to be dispensed to described multiple storage space, and described zone refrigeration control method comprises:

Described device for measuring volume is utilized to detect the use volume of described multiple storage space;

The fast-refrigerating running time needed for each described storage space is determined respectively according to the use volume of each described storage space;

Drive described low-temperature receiver with fast-refrigerating mode operation, wherein under fast-refrigerating pattern, the refrigeration blower fan in described low-temperature receiver and compressor all run with the rotating speed higher than normal refrigerating mode; And

The refrigerating state mark of described storage space is set according to described fast-refrigerating running time, and drive described shunt air-supply arrangement to move to state that the storage space being designated startup to described refrigerating state provides described cooling flow.

2. method according to claim 1, wherein said device for measuring volume comprises: multiple detection components, be arranged in described multiple storage space respectively, each described detection components is configured to the visual intensity and the infrared light intensity that detect its position, and the use volume utilizing described device for measuring volume to detect described multiple storage space comprises:

After the pass gate signal of described refrigerating chamber being detected, start described multiple detection components;

Obtain the described visual intensity of described multiple detection components detection and described infrared light intensity;

The use volume of each described storage space is calculated respectively according to described visual intensity and described infrared light intensity.

3. method according to claim 2, wherein, determine that the fast-refrigerating needed for each described storage space comprises running time respectively according to the use volume of each described storage space:

According to the use volume calculations of each described storage space refrigerating chamber close the door before and after the variable quantity of use volume of each described storage space;

According to the transfer algorithm preset, the variable quantity of described use volume is scaled fast-refrigerating increment running time;

Described fast-refrigerating increment running time of each described storage space and the fast-refrigerating not yet completed are added up running time, obtains the required fast-refrigerating running time of each described storage space.

4. method according to claim 1, wherein, also comprises after determine the fast-refrigerating running time needed for each described storage space respectively according to the use volume of each described storage space:

Judge whether the required fast-refrigerating of each described storage space is greater than zero running time respectively;

If the required fast-refrigerating that there is storage space described in any one is greater than zero running time, then performs and drive described low-temperature receiver with the step of fast-refrigerating mode operation;

If the required fast-refrigerating of described multiple storage space is all less than or equal to zero running time, described low-temperature receiver is driven to run with described normal refrigerating mode.

5. method according to claim 1, wherein, also be provided with the cold storage environment temperature sensing device for sensing described refrigerating chamber environment mean temperature in described refrigerating chamber, and further comprise after the described low-temperature receiver of driving is with fast-refrigerating mode operation:

Obtain the refrigerating chamber environment mean temperature of described cold storage environment temperature sensing device sensing;

Judge whether described refrigerating chamber environment mean temperature is less than the first default refrigeration closing temperature threshold value;

If not, then described shunt air-supply arrangement is driven to move to the state simultaneously providing described cooling flow to described multiple storage space;

If so, judge whether described refrigerating chamber environment mean temperature is less than the second default refrigeration closing temperature threshold value further, described second refrigeration closing temperature threshold value is less than described first refrigeration closing temperature threshold value;

If so, described shunt air-supply arrangement is stopped to distribute described cooling flow to described multiple storage space;

If not, the step of the refrigerating state mark that described storage space is set according to described fast-refrigerating running time is performed.

6. method according to claim 1, wherein, the refrigerating state mark arranging described storage space according to described fast-refrigerating running time comprises:

Fast-refrigerating needed for each described storage space is deducted the time consumed running time, obtains the residue fast-refrigerating running time of each described storage space,

The refrigerating state mark described residue fast-refrigerating being greater than the described storage space of zero running time is set to start.

7. method according to any one of claim 1 to 6, wherein, also comprised before the step of use volume utilizing the described multiple storage space of described device for measuring volume detection:

Obtain described refrigerator electrifying startup signal; And

Initialize the refrigeration system of described refrigerator, described refrigeration system comprises: described compressor, refrigeration air door, blower fan and described shunt air-supply arrangement.

8. method according to claim 7, wherein, initialized step is carried out to the refrigeration system of described refrigerator and comprises:

Close described compressor, described blower fan and described refrigeration air door, and drive described shunt air-supply arrangement to move to initial position.

9. method according to claim 8, described refrigerator also comprises refrigerating chamber, wherein also comprises after initializing the refrigeration system of described refrigerator:

Obtain the temperature of described refrigerating chamber, and carry out the refrigeration judgement of described refrigerating chamber according to the temperature of described refrigerating chamber, to regulate the start and stop state of described compressor, described blower fan and described refrigeration air door; And

After the refrigeration completing described refrigerating chamber judges, start the step utilizing described device for measuring volume to detect the use volume of described multiple storage space.

10. the zone refrigeration control device of a cold compartment of refrigerator, described refrigerating chamber is separated into multiple storage space, be provided with for sensing the device for measuring volume using volume in described multiple storage space respectively in described refrigerating chamber, and described refrigerator is provided with air-supply arrangement along separate routes, described shunt air-supply arrangement is configured to the cooling flow coming from low-temperature receiver to be dispensed to described multiple storage space, and described zone refrigeration control device comprises:

Volume measurement module, is configured to utilize described device for measuring volume to detect the use volume of described multiple storage space;

Time determination module, is configured to the fast-refrigerating running time determining needed for each described storage space respectively according to the use volume of each described storage space;

First low-temperature receiver driver module, is configured to drive described low-temperature receiver with fast-refrigerating mode operation, and wherein under fast-refrigerating pattern, the refrigeration blower fan in described low-temperature receiver and compressor all run with the rotating speed higher than normal refrigerating mode; And

Air-supply arrangement driver module, be configured to the refrigerating state mark that described storage space is set according to described fast-refrigerating running time, and drive described shunt air-supply arrangement to move to state that the storage space being designated startup to described refrigerating state provides described cooling flow.

11. devices according to claim 10, wherein said device for measuring volume comprises: multiple detection components, be arranged in described multiple storage space respectively, each described detection components is configured to the visual intensity and the infrared light intensity that detect its position, and described volume measurement module is also configured to:

12. devices according to claim 11, wherein said time determination module is also configured to:

13. devices according to claim 10, also comprise:

Time judgment module, is configured to judge respectively whether the required fast-refrigerating of each described storage space is greater than zero running time;

Second low-temperature receiver driver module, if the required fast-refrigerating being configured to described multiple storage space is all less than or equal to zero running time, then drives described low-temperature receiver to run with normal refrigerating mode; And

Described first low-temperature receiver driver module is also configured to: if the required fast-refrigerating that there is storage space described in any one is greater than zero running time, then perform and drive described low-temperature receiver with the step of fast-refrigerating mode operation.

14. devices according to claim 10, wherein, be also provided with the cold storage environment temperature sensing device for sensing described refrigerating chamber environment mean temperature, and described zone refrigeration control device also comprise in described refrigerating chamber:

Temperature judge module, is configured to:

After the described low-temperature receiver of driving is with fast-refrigerating mode operation, obtain the refrigerating chamber environment mean temperature of described cold storage environment temperature sensing device sensing; And

If so, described shunt air-supply arrangement is stopped to distribute described cooling flow to described multiple storage space; And

If not, start described air-supply arrangement driver module, to perform the step of the refrigerating state mark arranging described storage space according to described fast-refrigerating running time.

15. devices according to claim 10, wherein said air-supply arrangement driver module is also configured to:

16., according to claim 10 to the device according to any one of 15, also comprise:

Initialization module, is configured to obtain described refrigerator electrifying startup signal; And the refrigeration system of described refrigerator is initialized, described refrigeration system comprises: described compressor, refrigeration air door, blower fan and described shunt air-supply arrangement.

17. devices according to claim 16, wherein said initialization module is also configured to:

18. devices according to claim 17, described refrigerator also comprises refrigerating chamber, and the zone refrigeration control device of described cold compartment of refrigerator also comprises:

Refrigerating chamber control module, is configured to the temperature obtaining described refrigerating chamber, and carries out the refrigeration judgement of described refrigerating chamber according to the temperature of described refrigerating chamber, to regulate the start and stop state of described compressor, described blower fan and described refrigeration air door; And after the refrigeration completing described refrigerating chamber judges, start the step utilizing described device for measuring volume to detect the use volume of described multiple storage space.