CN104879985B - Refrigerator - Google Patents

Refrigerator Download PDF

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Publication number
CN104879985B
CN104879985B CN201510264463.3A CN201510264463A CN104879985B CN 104879985 B CN104879985 B CN 104879985B CN 201510264463 A CN201510264463 A CN 201510264463A CN 104879985 B CN104879985 B CN 104879985B
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CN
China
Prior art keywords
sensing device
refrigerator
degree
temperature
infrared
Prior art date
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Active
Application number
CN201510264463.3A
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Chinese (zh)
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CN104879985A (en
Inventor
张奎
费斌
王晶
程学丽
李春阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haier Co Ltd
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Qingdao Haier Co Ltd
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Priority to CN201510264463.3A priority Critical patent/CN104879985B/en
Publication of CN104879985A publication Critical patent/CN104879985A/en
Application granted granted Critical
Publication of CN104879985B publication Critical patent/CN104879985B/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D25/00—Charging, supporting, and discharging the articles to be cooled
    • F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/003—Arrangement or mounting of control or safety devices for movable devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/005—Mounting of control devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
    • F25D2317/066—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the air supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/12—Sensors measuring the inside temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/16—Sensors measuring the temperature of products

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

The invention provides a kind of refrigerator.The refrigerator includes：Casing, inside define storing compartment；Rack component, it is arranged in inside storing compartment, is configured to storing compartment being divided into multiple storage spaces；Temperature sensing component, including multiple infrared sensing devices, each infrared sensing device are arranged on the cabinet wall of a storage space, and are configured to sense the infrared ray for the article release placed in storage space, to determine the surface temperature of article.Using the refrigerator of the present invention, position and the temperature of refrigerator endogenous pyrogen can be precisely determined, be easy to carry out refrigeration control according to the situation of thermal source, optimal storage condition is provided for the food in refrigerator, the nutrition leak of food is reduced, and the power consumption of refrigerator can be reduced, saves the energy.

Description

Refrigerator
Technical field
The present invention relates to refrigeration plant, more particularly to a kind of refrigerator.
Background technology
Current refrigerator generally senses temperature around its position using being arranged in the temperature sensor inside storing compartment Degree, the foundation using the temperature as refrigeration control.
However, when carrying out refrigerator control using this control mode, it is higher than preset value in the temperature of temperature sensor measurement When, refrigerator starts refrigeration.In refrigerator in actual use, user often can enter line access to indoor institute's storage product, The general temperature of article being just put into is higher, the temperature of article conducted by way of heat radiation to storage space need certain when Between, conducted in article temperature between after room environmental, the temperature of temperature sensor sensing can just rise, and start the low-temperature receivers such as compressor dress Put and storing compartment is freezed.In the process, the temperature of article is possible to conduction to other articles being in contact with it, and leads The food temperature for causing to have deposited in refrigerator changes, and causes nutrition leak, and hoarding effect declines.
In addition, being put in storing compartment in the case that thing dividing plate is divided into multiple relatively independent storage spaces, just it is put into Temperature could possibly be higher than other storage spaces in the storage space of article, using existing refrigerator temperature control method, it is necessary to whole Individual storing compartment is integrally freezed, and causes waste of energy.Therefore the refrigerator of prior art, hoarding effect difference and energy be present The problem of consumption is higher.
The content of the invention
It is an object of the present invention to provide a kind of refrigerator that can be detected inside and deposit article temperature.
The further object of the present invention is the electric energy of refrigeration for refrigerator consumption to be reduced.
Another further object of the present invention is to improve the hoarding effect of article.
Especially, the invention provides a kind of refrigerator.The refrigerator includes：Casing, inside define storing compartment；Rack Component, is arranged in inside storing compartment, and storing compartment is divided into multiple storage spaces；And temperature sensing component, including Multiple infrared sensing devices, each infrared sensing device are arranged on the cabinet wall of a storage space, and are configured to sense The infrared ray for the article release placed in storage space, to determine the surface temperature of article.
Alternatively, rack component includes：At least one horizontally disposed dividing plate, storing compartment is vertically divided It is divided into multiple storage spaces.
Alternatively, each infrared sensing device is arranged at the inside sidewalls of adjacent door body pivotal axis in casing, and multiple Infrared sensing device arranges along a vertical straight line.
Alternatively, the height of each infrared sensing device storage space where it is higher than the two of storage space whole height At/mono-, the infrared receiver center line of each infrared sensing device is arranged to 70 degree extremely relative to angular range straight up 150 degree；And the angular range of the floor projection and side wall where it of the infrared receiver center line of each infrared sensing device is set It is set to 30 degree to 60 degree.
Alternatively, each infrared sensing device height of storage space where it is higher than or positioned at the overall height of storage space At 2/3rds of degree；The infrared receiver center line of each infrared sensing device is arranged to relative to angular range straight up 76 degree to 140 degree；And the angle of the floor projection and side wall where it of the infrared receiver center line of each infrared sensing device Scope is arranged to 30 degree to 45 degree.
Alternatively, angular range of the infrared receiver scope of infrared sensing device in perpendicular is arranged to 6 degree extremely 30 degree；And the angular range of the infrared receiver scope of infrared sensing device in the horizontal plane is arranged to 50 degree to 180 degree.
Alternatively, temperature sensing component also includes：Compartment temperature sensing device, it is configured to detect storing compartment internal environment Temperature.
Alternatively, above refrigerator also includes：Ducting assembly, it is configured to controllably be come from according to the surface temperature of article The cooling flow of low-temperature receiver is distributed to multiple storage spaces.
Alternatively, ducting assembly includes：Air channel base plate, a plurality of wind for respectively leading to multiple storage spaces is defined thereon Road；Branch air-supply arrangement, including it is connected to the air inlet of low-temperature receiver and the multiple distribution openings being connected respectively with a plurality of wind path, branch Air-supply arrangement be configured to controllably distribute the air-flow for coming from air inlet to one in a plurality of wind path through multiple distribution openings or It is a plurality of, to freeze to multiple storage spaces.
Alternatively, branch air-supply arrangement includes：Housing, thereon formed with air inlet and distribution openings；Regulating part, have at least One occlusion part, at least one occlusion part are movably arranged in housing, are configured to controllably cover multiple distribution openings, To adjust the respective air-out area of multiple distribution openings.
The refrigerator of the present invention, infrared sensing device, Mei Gehong are respectively arranged in multiple storage spaces that rack separates The infrared ray that outer sensor device can go out the article release placed in storage space to it senses, so as to accurately Position and the temperature of refrigerator endogenous pyrogen are determined, is easy to be controlled according to the situation of thermal source, is provided most for the food in refrigerator Good storage condition, reduce the nutrition leak of food.
Further, refrigerator of the invention, by being optimized to the position of infrared sensing device, it is ensured that red The infrared sensing region of outer sensor device can cover whole storage space so that determine the heat of the indoor all positions of storing Source, while avoid being interfered.
Further, refrigerator of the invention is wind cooling refrigerator, controlled according to the surface temperature of article using ducting assembly Ground distributes the cooling flow for coming from low-temperature receiver to multiple storage spaces.So as to targetedly to there is high temperature article Storage space is freezed, and avoids carrying out whole storing compartment refrigeration waste electric energy.
According to the accompanying drawings will be brighter to the detailed description of the specific embodiment of the invention, those skilled in the art Above-mentioned and other purposes, the advantages and features of the present invention.
Brief description of the drawings
Some specific embodiments of the present invention are described in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter. Identical reference denotes same or similar part or part in accompanying drawing.It should be appreciated by those skilled in the art that these What accompanying drawing was not necessarily drawn to scale.In accompanying drawing：
Fig. 1 is the schematic diagram of refrigerator according to an embodiment of the invention；
Fig. 2 is the schematic diagram of the casing of refrigerator according to an embodiment of the invention；
Fig. 3 is the schematic diagram of the storing compartment internal part of refrigerator according to an embodiment of the invention；
Fig. 4 is the working state schematic representation of infrared sensing device in refrigerator according to an embodiment of the invention；
Fig. 5 is the position signal of the positive apparent direction of infrared sensing device in refrigerator according to an embodiment of the invention Figure；
Fig. 6 is the position signal of the overlook direction of infrared sensing device in refrigerator according to an embodiment of the invention Figure；And
Fig. 7 is the schematic explosive view of ducting assembly in refrigerator according to an embodiment of the invention.
Embodiment
Fig. 1 is the schematic diagram of refrigerator according to an embodiment of the invention, in order to show that refrigerator storing is indoor Portion's structure, is not shown door body.The refrigerator can include in general manner：Casing 110, rack component 120, temperature sensing component 130。
Fig. 2 is the schematic diagram of the casing 110 of refrigerator according to an embodiment of the invention, and casing 110 includes top Wall, bottom wall, rear wall and the side wall of left and right two surround, and the front of casing 110 sets door body (not shown), and door body can use Pivot structure is connected in side wall.Storing compartment is defined inside casing 110, the storing compartment is preferably refrigerator room.
Fig. 3 is the schematic diagram of the storing compartment internal part of refrigerator according to an embodiment of the invention, puts thing Frame component 120 and temperature sensing component 130 are arranged in inside storing compartment, and storing compartment is divided into more by rack component 120 Individual storage space 140.One of which preferred structure is：Rack component 120 includes at least one horizontally disposed dividing plate, will Storing compartment is vertically divided into multiple storage spaces 140.In figure 3, rack component 120 include first partition 121, Second partition 132, the 3rd dividing plate 123, the wherein top of first partition 121 form the first storage space, first partition 121 and second The 3rd storage space of formation between the second storage space, the dividing plate 133 of second partition 122 and the 3rd is formed between dividing plate 122.At this In other embodiments of invention, the quantity of dividing plate quantity and storage space 140 in rack component 120 can be according to ice The volume and requirement of case are configured in advance.
Temperature sensing component 130 includes multiple infrared sensing devices, and each infrared sensing device is arranged on a storing sky Between 140 the inwall of casing 110 on, and be configured to sense the infrared ray that the article 150 placed discharges in storage space 140, with true The surface temperature of earnest product 150.In the embodiment shown in fig. 3, the first infrared sensing dress is provided with the first storage space 131 are put, the second infrared sensing device 132 is provided with the second storage space, it is red to be provided with the 3rd in the 3rd storage space Outer sensor device 133, the quantity of infrared sensing device are set according to the quantity of storage space 140.The refrigerator of the present embodiment Used infrared sensing device does not launch infrared ray, but passively receives the infrared ray and the back of the body of article transmitting in institute's sensing space Scape infrared ray, the region of variation and temperature of article temperature in refrigerator are directly perceived, is converted to corresponding electric signal.
Each infrared sensing device is arranged at the inside sidewalls of adjacent door body pivotal axis in casing 110, multiple infrared sensings Device arranges along a vertical straight line.The position is less by external disturbance, it is not easy to which being switched on and off the operation of door influences, along vertical straight Line is arranged, and the configuration of infrared sensing device can be made more unified, be easy to handle the infrared signal received.
Compared to infrared sensor of the prior art, the infrared sensing in temperature sensing component 130 in the present embodiment Device, the infrared ray of whole storage space 140 can be detected, rather than only to detection hot source point position.
Fig. 4 is the working state schematic representation of infrared sensing device in refrigerator according to an embodiment of the invention, and Fig. 5 is root According to the position schematic diagram of the positive apparent direction of infrared sensing device in the refrigerator of one embodiment of the invention；And Fig. 6 is root According to the position schematic diagram of the overlook direction of infrared sensing device in the refrigerator of one embodiment of the invention.It is infrared in order to improve Sensing device meets that carrying out zone refrigeration to refrigerator storing compartment wants to the temperature sensing precision of storing compartment interior items Ask, inventor has carried out substantial amounts of test to the installation site of infrared sensing device and drawn, the preferred installation of infrared sensing device Position and its preferable configuration mode.Each infrared sensing device storage space where it can be seen from Fig. 4 to Fig. 6 (more excellent scope is to be higher than or positioned at storage space whole height at halfs of the height l higher than storage space whole height L 2/3rds), the infrared receiver center line of each infrared sensing device is arranged to 70 relative to angular extensions alpha straight up Spend to 150 degree (more excellent scope is 76 degree to 140 degree)；And the level of the infrared receiver center line of each infrared sensing device The angular range θ of projection and side wall where it is arranged to 30 degree to 60 degree (more excellent scope is 30 degree to 45 degree).Infrared sensing The direction of device can be selected in the above α and θ scope.
In addition, angle β scope of the infrared receiver scope of infrared sensing device in perpendicular is arranged to 6 degree to 30 Degree；And the angle γ scopes of the infrared receiver scope of infrared sensing device in the horizontal plane are arranged to 50 degree to 180 degree.With The scope of upper angle is bigger, and the scope that can be sensed is bigger, but is precise decreasing the problem of bring, otherwise the scope of above angle Smaller, precision improves, but is that sensing range reduces the problem of bring.For the relation of balance quality and sensing range, this reality Example is applied by a large amount of tests, obtains above number range.
By test, the installation site of above infrared sensing device can meet the sensing effect to temperature.Reduce outside Interference, and the storage space where it carries out accurately detecting.Infrared sensing device can flexibly exist according to the requirement of actual refrigerator Selected in range above.
Other temperature sensing component 130 can also include：Compartment temperature sensing device (not shown), is configured to detect Storing compartment interior environment temperature.The compartment temperature sensing device can use thermistor equitemperature sensor to realize.This reality Apply article temperature and the storing compartment interior environment temperature system that the refrigerator of example can determine according to temperature sensing component 130 Cold control, for example, storing compartment interior environment temperature exceed predetermined threshold and some storage space 140 be put into high temperature or After normal temperature article, start refrigeration.
The refrigerator of the present embodiment can be wind cooling refrigerator, it is preferable that the refrigerator of the present embodiment additionally provides one kind can be to storage The ducting assembly 200 of the zone refrigeration of object space 140.The ducting assembly 200 is configured to controllably will according to the surface temperature of article The cooling flow for coming from low-temperature receiver is distributed to multiple storage spaces 140.Fig. 7 is refrigerator apoplexy according to an embodiment of the invention The schematic explosive view of road component 200.The ducting assembly 200 includes：Air channel base plate 210, branch air-supply arrangement, blower fan 230.Wind The a plurality of wind path 214 for respectively leading to multiple storage spaces 140 is defined on road bottom plate 210, each bar wind path 214 respectively leads to difference Storage space 140, such as in Fig. 4, have and lead to the first air feed mouth 211 of the first storage space, lead to the second storing sky Between the second air feed mouth 212 and lead to the 3rd air feed mouth 213 of the 3rd storage space.
Branch air-supply arrangement includes the air inlet 221 for being connected to low-temperature receiver and is connected respectively with a plurality of wind path 214 multiple Distribution openings 222.Distribution openings 222 are respectively connecting to different wind paths 214.The branch air-supply arrangement can be controllably by blower fan 230 The caused cold air for coming from low-temperature receiver is distributed to different distribution openings 222 through air inlet 221, so as to enter through different wind paths 214 Enter different storage spaces 140.Such as when there is high temperature article for the first storage space, branch air-supply arrangement can only will be cold Qi leel dispensing is connected to the wind path 214 of the first storage space, and the first storing storage space is supplied to by the first air feed mouth 211 140, quickly high temperature article is cooled down, avoids the influence to other storage product, while avoid and whole storing compartment is entered The waste of energy that row cooling zone is come.Specifically branch air-supply arrangement is configured to controllably pass through the air-flow for coming from air inlet 221 Multiple distribution openings 222 are distributed to one or more in a plurality of wind path 214, to freeze respectively to multiple storage spaces 140.
The cooling flow for coming from low-temperature receiver can be carried out centralized distribution by branch air-supply arrangement, rather than be different storings Space 140 is separately provided different air channels, improves refrigerating efficiency.The branch air-supply arrangement can include：Housing 223, regulation Part 224, cover plate 226.Assembled on housing 223 formed with air inlet 221 and distribution openings 222, cover plate 226 with housing 223, formed and divided Road wind pushing cavity.Regulating part 224 is arranged in the branch wind pushing cavity.Regulating part 224 has at least one occlusion part 226, occlusion part 226 are movably arranged in housing 223, are configured to controllably cover multiple distribution openings 222, to adjust multiple distribution openings 222 respective air-out area.
The distribution that the air-supply of blower fan 230 can pass through regulating part 224 feeds to different storage spaces 140, in the reality shown in Fig. 7 Apply in example, branch air-supply arrangement can realize up to seven kinds of ventilation state, such as can include：Feed to the first air feed mouth 211 Distribution openings 222 individually open, the distribution openings 222 for feeding to the second air feed mouth 212 are individually opened, and feed to the distribution of the 3rd air feed mouth 213 Mouth 222 is individually opened, and is fed to the distribution openings 222 of the first air feed mouth 211 and the second air feed mouth 212 while is opened, feeds to the first air feed mouth 211 and the 3rd the distribution openings 222 of air feed mouth 213 open simultaneously, feed to the distribution openings of the second air feed mouth 212 and the 3rd air feed mouth 213 222 open simultaneously, feed to the first air feed mouth 211, feed to the second air feed mouth 212 and the distribution openings 222 of the 3rd air feed mouth 213 simultaneously Open.When the refrigerator of the present embodiment is separated out two storage spaces by a dividing plate, branch air-supply arrangement can be provided with two points With mouth, three kinds of ventilation states are provided simultaneously with.When carrying out branch air-supply, regulating part 224 can rotate, the wind of meeting according to demand Size is measured to determine the angle of rotation, and the guide port formed between occlusion part 226 can be directed at corresponding distribution openings 222.
Housing 223 is provided with motor 227, two stopper posts 228, positioning seat grooves 243, stopper posts in branch wind pushing cavity 228 effect be motor 227 in operation process, the motion of regulating part 224 is more accurate, and every time power-up when or a period of time Afterwards, regulating part 224 is moved at starting stopper posts 228, and the turned position specified is turned to as starting point using it.Positioning seat groove 243 effect is to ensure that regulating part 224 positions at the angle position of every 30 degree of rotation.Disc spring piece is provided with regulating part 224 229 (this disc spring piece 229 can also be replaced with torsion spring), balancing weight 241 and alignment pin 245.One section of disc spring piece 229 is fixed on On cover plate 226, the other end with the operating of regulating part 224 and pretension applies reverse power, apply necessarily to regulating part 224 all the time Bias force, so as to suppress to rock problem caused by the backlash of the transmission mechanism of DC stepper motor 227.Pivot part court and tune The direction that the main body of section part 224 is diametrically opposite is extended with counterweight part, and the distal end of counterweight part is provided with balancing weight 241, to eliminate Offset torque.What alignment pin 245 can move up and down and (pass through stage clip) is fixed on regulating part 224.It is provided with therewith on housing 223 The positioning seat groove 243 of cooperation.
It should be noted that the refrigerator of the present embodiment illustrates by taking the compartment with three storage spaces 140 as an example, It is actual when utilizing, can according to specific requirement, by infrared sensing device, wind path 214, distribution openings 222, air feed mouth number Amount is configured, to meet the requirement of different refrigerators.
Using above structure, the temperature measured in temperature sensing component 130 (including storing compartment environment temperature and thing Product surface temperature) meet cooling activation condition after, the refrigerator of the present embodiment can start the low-temperature receivers such as compressor, evaporator, by wind The air-flow that machine 230 comes from low-temperature receiver is supplied to ducting assembly 200.Branch air-supply arrangement is according to refrigeration strategy set in advance, control Motor 227 rotates regulating part 224 to precalculated position, and low-temperature receiver air-flow wind is arranged at into difference by the distribution of different distribution openings 222 Air feed mouth on storage space 140, realize refrigeration.Improve the refrigeration of refrigerator.If for example, the first infrared sensing device The surface temperature of 131 articles for determining to place in first partition 121 exceedes default temperature, and the environment temperature of storing compartment Do not transfinite, now, branch air-supply arrangement can start, and regulating part 224 is rotated to the distribution openings for feeding to the first air feed mouth 211 222 states individually opened, blower fan 230 and cold source equipment start, individually to the first storage space air feed so that temperature is beyond pre- If the article fast cooling of temperature, substantially reduces the influence to other articles, fridge freshness retaining storing effect is improved.In another example The bulk temperature for determining storing compartment in compartment temperature sensing device is higher than limit value.Now, branch air-supply arrangement can start, Make to feed to the first air feed mouth 211, feed to the distribution openings 222 of the second air feed mouth 212 and the 3rd air feed mouth 213 while open, to storing Compartment is integrally freezed, and ensure that the balance of storing compartment internal temperature.
The refrigerator of the present embodiment, infrared sensing device is respectively arranged in multiple storage spaces 140 that rack separates, often The infrared ray that individual infrared sensing device can go out the article release placed in storage space 140 to it senses, so as to So that the position of refrigerator endogenous pyrogen and temperature is precisely determined, it is easy to be controlled according to the situation of thermal source, is the food in refrigerator Thing provides optimal storage condition, reduces the nutrition leak of food.In addition, by being carried out to the position of infrared sensing device Optimization, it is ensured that the infrared sensing region of infrared sensing device can cover whole storage space 140 so that determine between storing The thermal source of indoor all positions, while avoid by external disturbance.And the refrigerator of the present embodiment can be wind cooling refrigerator, utilize Ducting assembly 200 controllably distributes the cooling flow for coming from low-temperature receiver to multiple storage spaces according to the surface temperature of article 140.So as to targetedly freeze to the storage space 140 for high temperature article occur, avoid to whole storing compartment Carry out refrigeration and waste electric energy.
So far, although those skilled in the art will appreciate that detailed herein have shown and described multiple showing for the present invention Example property embodiment, still, still can be direct according to present disclosure without departing from the spirit and scope of the present invention It is determined that or derive many other variations or modifications for meeting the principle of the invention.Therefore, the scope of the present invention is understood that and recognized It is set to and covers other all these variations or modifications.

Claims (6)

  1. A kind of 1. refrigerator, it is characterised in that including：
    Casing, inside define storing compartment；
    Rack component, is arranged in inside the storing compartment, and the storing compartment is divided into multiple storage spaces；And
    Temperature sensing component, including multiple infrared sensing devices, each infrared sensing device are arranged on a storing On the cabinet wall in space, and it is configured to sense the infrared ray for the article release placed in the storage space, with described in determination The surface temperature of article；
    The height of each infrared sensing device storage space where it is higher than two points of the storage space whole height One of place,
    The infrared receiver center line of each infrared sensing device is arranged to 70 degree extremely relative to angular range straight up 150 degree；And
    The floor projection of the infrared receiver center line of each infrared sensing device is set with the angular range of side wall where it For 30 degree to 60 degree；
    The refrigerator also includes：Ducting assembly, it is configured to controllably come from low-temperature receiver according to the surface temperature of the article Cooling flow is distributed to the multiple storage space；
    The ducting assembly includes：
    Air channel base plate, a plurality of wind path for respectively leading to the multiple storage space is defined thereon；
    Branch air-supply arrangement, including it is connected to the air inlet of low-temperature receiver and the multiple distribution being connected respectively with a plurality of wind path Mouthful, the branch air-supply arrangement be configured to controllably by the air-flow for coming from the air inlet through the multiple distribution openings distribute to One or more in a plurality of wind path, to freeze to the multiple storage space；
    The branch air-supply arrangement also includes：
    Housing, thereon formed with the air inlet and the distribution openings；
    Regulating part, has at least one occlusion part, and at least one occlusion part is movably arranged in the housing, is configured to Controllably the multiple distribution openings are covered, to adjust the respective air-out area of the multiple distribution openings；
    And cover plate, assemble to form branch wind pushing cavity with the housing.
  2. 2. refrigerator according to claim 1, it is characterised in that the rack component includes：
    At least one horizontally disposed dividing plate, the storing compartment is vertically divided into multiple storage spaces.
  3. 3. refrigerator according to claim 2, it is characterised in that
    Each infrared sensing device may be contained within the inside sidewalls of adjacent door body pivotal axis in the casing, and described more Individual infrared sensing device arranges along a vertical straight line.
  4. 4. refrigerator according to claim 1, it is characterised in that
    Each infrared sensing device height of storage space where it is higher than or positioned at the storage space whole height 2/3rds at；
    The infrared receiver center line of each infrared sensing device is arranged to 76 degree extremely relative to angular range straight up 140 degree；And
    The floor projection of the infrared receiver center line of each infrared sensing device is set with the angular range of side wall where it For 30 degree to 45 degree.
  5. 5. refrigerator according to claim 1, it is characterised in that
    Angular range of the infrared receiver scope of the infrared sensing device in perpendicular is arranged to 6 degree to 30 degree；And And
    The angular range of the infrared receiver scope of the infrared sensing device in the horizontal plane is arranged to 50 degree to 180 degree.
  6. 6. refrigerator according to any one of claim 1 to 5, it is characterised in that the temperature sensing component also includes：
    Compartment temperature sensing device, it is configured to detect the storing compartment interior environment temperature.
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CN106996678B (en) * 2017-05-08 2019-11-26 青岛海尔电冰箱有限公司 The processing method of storing information, processing system and refrigerator in refrigerator
CN108332481A (en) * 2018-02-01 2018-07-27 青岛海尔股份有限公司 Refrigerator
CN113137797A (en) * 2020-01-20 2021-07-20 佛山市云米电器科技有限公司 Refrigerator control method, refrigerator and computer-readable storage medium
US11644229B2 (en) 2020-01-28 2023-05-09 Whirlpool Corporation Cooling assembly for refrigerator appliance
CN114001512A (en) * 2020-07-28 2022-02-01 青岛海尔电冰箱有限公司 Refrigerator with a door
CN112066635A (en) * 2020-09-08 2020-12-11 珠海格力电器股份有限公司 Storehouse temperature control method, device and system
CN112984947B (en) * 2021-03-08 2021-11-02 上海绿联智能科技股份有限公司 Temperature control method and device for refrigerator and intelligent control storage medium

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