CN104879983A - Refrigerator - Google Patents
Refrigerator Download PDFInfo
- Publication number
- CN104879983A CN104879983A CN201510263387.4A CN201510263387A CN104879983A CN 104879983 A CN104879983 A CN 104879983A CN 201510263387 A CN201510263387 A CN 201510263387A CN 104879983 A CN104879983 A CN 104879983A
- Authority
- CN
- China
- Prior art keywords
- sensing device
- infrared
- refrigerator
- storage space
- infrared sensing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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
- 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
- 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
Abstract
The invention provides a refrigerator. The refrigerator comprises a refrigerator body, a rack component, a synchronous belt transmission component, a sliding block and an infrared sensing device; a storage chamber is restricted to the interior of the refrigerator body, the rack component comprises one or more partition boards arranged horizontally, so that the storage chamber is divided into multiple storage spaces in the vertical direction, the synchronous belt transmission component is arranged in the storage chamber and located in the same vertical plane with a synchronous belt, the synchronous belt comprises a vertical segment which penetrates through the multiple storage spaces and is arranged vertically, the sliding block is fixedly arranged on the vertical segment so that the sliding block can be driven by the synchronous belt transmission component to move vertically, the infrared sensing device is fixedly arranged on the sliding block and towards the storage chamber, the infrared sensing device is assembled to sense and test infrared rays released by objects placed on the multiple storage spaces, and the surface temperature of the objects is confirmed. By means of the refrigerator, the best storage environment can be provided for food in the refrigerator, nutrition draining of the food is reduced, and the hardware cost of the sensor is saved.
Description
Technical field
The present invention relates to refrigeration plant, particularly relate to a kind of refrigerator.
Background technology
Current refrigerator usually utilize be arranged in chamber interior between storing 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, refrigerator starts refrigeration.In the actual use procedure of refrigerator, user can access by indoor article of depositing between frequent pair, the general temperature of the article just put into is higher, the temperature of article conducts to storage space by thermal-radiating mode needs the regular hour, after article temperature conducts to a room environmental, the temperature of temperature sensor senses just can rise, and starts the cold source devices such as compressor and freezes to room between storing.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.
In addition, when between storing, thing dividing plate is put when being divided into multiple relatively independent storage space in room, 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 room entirety between whole storing, cause waste of energy.
In the prior art, also there are indoor between storing and multiple temperature sensor is set, respectively the zones of different of room between storing is carried out to the detection of temperature detection, cause cost on the one hand, on the other hand owing to being detect the environment temperature of storage area, be still difficult to avoid the impact on article storage.
Summary of the invention
An object of the present invention is to provide a kind of and can detect inner the refrigerator depositing article temperature.
A further object of the present invention to save the sensor cost of refrigerator.
Another further object of the present invention to reduce the electric energy of refrigeration for refrigerator consumption, and improve the hoarding effect of article.
Especially, the invention provides a kind of refrigerator.This refrigerator comprises: casing, and inside is limited with room between storing; Rack component, comprises at least one horizontally disposed dividing plate, so that room between storing is vertically divided into multiple storage space; Toothed belt transmission assembly, be arranged between storing indoor, and its Timing Belt is in a perpendicular, and Timing Belt comprises the vertical section running through multiple storage space vertically arranged; Slide block, is fixedly installed on vertical section, with vertically movement under the drive of Synchronous Transmission assembly; And infrared sensing device, be fixedly installed on slide block, and arrange towards room between storing, be configured to the infrared ray sensing the article release of placing in multiple storage space, to determine the surface temperature of article.
Alternatively, above refrigerator also comprises: fixed mount, embeds and is arranged in the inwall of casing, be limited with sensing device container cavity, and toothed belt transmission assembly, slide block and infrared sensing device are arranged in sensing device container cavity; Sensing device cover plate, covers on fixed mount, and with closed sensing device container cavity, and sensing device cover plate is made up of infrared transmitting material, for infrared sensing device by sensing device cover plate sensing infrared ray.
Alternatively, toothed belt transmission assembly also comprises: driving wheel, is arranged at the bottom of toothed belt transmission assembly; Driven pulley, is arranged at the top of toothed belt transmission assembly, and Timing Belt is set around the outer rim of driving wheel and driven pulley, to move under the drive of driving wheel.
Alternatively, toothed belt transmission assembly also comprises: guide post, is parallel to vertical section and arranges; And infrared sensing device has the through hole run through for guide post, limit infrared sensing device moving direction to utilize guide post.
Alternatively, the predetermined height of guide post indoor between each storing is preset with sense position, moves to sense position place, carry out temperature sensing to room between storing for infrared sensing device.
Alternatively, sense position at the height of its place storage space higher than 1/2nd places of storage space whole height; The infrared receiver center line of each infrared sensing device is set to 76 degree to 140 degree relative to guide post angular range upwards.
Alternatively, the angular range of infrared receiver scope in perpendicular of infrared sensing device is set to 6 degree to 30 degree; And the angular range of infrared receiver scope in horizontal plane of infrared sensing device is set to 50 degree to 180 degree.
Alternatively, above refrigerator also comprises: compartment temperature sensing device, is configured to detect chamber interior environment temperature between storing.
Alternatively, above refrigerator also comprises: ducting assembly, is configured to controllably the cooling flow coming from low-temperature receiver is dispensed to multiple storage space according to the surface temperature of article.
Alternatively, ducting assembly comprises: air channel base plate, it is limited with many wind paths leading to multiple storage space respectively; Air-supply arrangement along separate routes, comprise the air inlet being connected to low-temperature receiver and the multiple distribution openings be connected with many wind paths respectively, air-supply arrangement is configured to controllably the air-flow coming from air inlet is dispensed to one or more in many wind paths through multiple distribution openings, to freeze to multiple storage space along separate routes.
Refrigerator of the present invention, utilizes toothed belt transmission assembly to drive infrared sensing device vertically to move in multiple storage space, and the infrared ray of article release infrared sensing device being sensed place in multiple storage space, to determine the surface temperature of article.Thus utilize an infrared sensing device can realize sensing the temperature of the stores in different storage space, accurately to determine position and the temperature of refrigerator endogenous pyrogen, be convenient to control according to the situation of thermal source, for the food in refrigerator provides best storage condition, reduce the nutrition leak of food, and save the hardware cost of sensor
Further, refrigerator of the present invention, by being optimized the arrangement of infrared sensing device, can ensure that the infrared sensing region of infrared sensing device can cover whole storage space, make the thermal source determining indoor all positions between storing, avoid being interfered simultaneously.
Further, refrigerator of the present invention is wind cooling refrigerator, utilizes ducting assembly controllably the cooling flow coming from low-temperature receiver to be dispensed to multiple storage space according to the surface temperature of article.Thus can, targetedly to occurring that the storage space of high temperature article freezes, avoid carrying out refrigeration waste electric energy to room between whole storing.
Refrigerator of the present invention, utilizes worm drive assembly to drive infrared sensing device vertically to move in multiple storage space, and the infrared ray of article release infrared sensing device being sensed place in multiple storage space, to determine the surface temperature of article.Thus utilize an infrared sensing device can realize sensing the temperature of the stores in different storage space, accurately to determine position and the temperature of refrigerator endogenous pyrogen, be convenient to control according to the situation of thermal source, for the food in refrigerator provides best storage condition, reduce the nutrition leak of food, and save the hardware cost of sensor
Further, refrigerator of the present invention, by being optimized the arrangement of infrared sensing device, can ensure that the infrared sensing region of infrared sensing device can cover whole storage space, make the thermal source determining indoor all positions between storing, avoid being interfered simultaneously.
Further, refrigerator of the present invention is wind cooling refrigerator, utilizes ducting assembly controllably the cooling flow coming from low-temperature receiver to be dispensed to multiple storage space according to the surface temperature of article.Thus can, targetedly to occurring that the storage space of high temperature article freezes, avoid carrying out refrigeration waste electric energy to room between whole storing.
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 refrigerator according to an embodiment of the invention;
Fig. 2 be refrigerator according to an embodiment of the invention storing between the schematic diagram of chamber interior parts;
Fig. 3 is the detonation configuration schematic diagram of toothed belt transmission assembly in refrigerator according to an embodiment of the invention;
Fig. 4 is the running status schematic diagram of toothed belt transmission assembly in refrigerator according to an embodiment of the invention;
Fig. 5 is the schematic partial enlarged view of driving wheel part in the assembly of toothed belt transmission shown in Fig. 4; And
Fig. 6 is the sense position schematic diagram of infrared sensing device in refrigerator according to an embodiment of the invention;
Fig. 7 is the schematic explosive view of ducting assembly in refrigerator according to an embodiment of the invention.
Detailed description of the invention
Fig. 1 is the schematic diagram of refrigerator according to an embodiment of the invention, and Fig. 2 be refrigerator according to an embodiment of the invention storing between the schematic diagram of chamber interior parts, in order to illustrate chamber interior structure between refrigerator storing, not shown door body.This refrigerator can comprise in general manner: casing 110, rack component, toothed belt transmission assembly 300, slide block 320, infrared sensing device 130.
Casing 110 comprises roof, diapire, backboard and two, left and right sidewall and surrounds, and casing 110 front arranges a body (not shown), and door body can adopt pivot structure to be connected on sidewall.Casing 110 inside is limited with room between storing, and between this storing, room is preferably refrigerator room.
Rack component is configured to room between storing to be divided into multiple storage space 140.Wherein a kind of preferred structure is: rack component comprises at least one horizontally disposed dividing plate and (is introduced to arrange three dividing plates 121,122,123 in the present embodiment, the quantity of dividing plate can be carried out pre-configured according to the actual service condition of refrigerator), so that room between storing is vertically divided into multiple storage space 140.In the embodiment shown in Fig. 1 and Fig. 2, rack component comprises the first dividing plate 121, second partition 132, the 3rd dividing plate 123, wherein forms the first storage space above the first dividing plate 121, forms the second storage space between the first dividing plate 121 and second partition 122, forms the 3rd storage space between second partition 122 and the 3rd dividing plate 133.In other embodiments of the present invention, the dividing plate quantity in rack component and the quantity of storage space 140 can be configured in advance according to the volume of refrigerator and instructions for use.
Fig. 3 is the detonation configuration schematic diagram of toothed belt transmission assembly 300 in refrigerator according to an embodiment of the invention, Fig. 4 is the running status schematic diagram of toothed belt transmission assembly 300 in refrigerator according to an embodiment of the invention, and Fig. 5 is the schematic partial enlarged view of driving wheel 321 part in the assembly of toothed belt transmission shown in Fig. 4 300.Can be found out by Fig. 3 to Fig. 5, toothed belt transmission assembly 300, be arranged between storing indoor, and its Timing Belt 322 is in a perpendicular, and Timing Belt 322 comprise the vertical section running through multiple storage space 140 vertically arranged.Toothed belt transmission is provided with the belt band of equidistant profile of tooth by an inner peripheral surface and has corresponding identical wheel and formed.It combines V belt translation, Chain conveyer and gear drive advantage separately.During rotation, to be meshed with the teeth groove of wheel by band tooth and to transmit power.
Slide block 320, is fixedly installed on vertical section, with vertically movement under the drive of toothed belt transmission assembly 300; Infrared sensing device 130, is fixedly installed on slide block 320, and arranges towards room between storing, is configured to sense the infrared ray that the article 150 placed in multiple storage space 140 discharge, to determine the surface temperature of article 150.
The infrared sensing device 130 that the refrigerator of the present embodiment uses does not launch infrared ray, but the infrared ray that in passive reception institute sensing space, article 150 are launched and background infrared ray, in direct perception refrigerator, the region of variation of article temperature and temperature, be converted to the corresponding signal of telecommunication.Compared to infrared sensor of the prior art, the infrared sensing device 130 in the present embodiment, can detect the infrared ray of whole storage space 140, instead of only detects hot source point position.And driven by toothed belt transmission assembly 300 due to infrared sensing device 130, move to different storage space 140 places, article temperature sensing is carried out to each storage space 140.
On the sidewall that toothed belt transmission assembly 300 can be arranged at casing 110 or backboard, a kind of preferred embodiment is for being arranged on sidewall.The refrigerator of the present embodiment can also be provided with fixed mount 310, this fixed mount 310 embeds and is arranged in the inwall of casing, be limited with sensing device container cavity 311, and toothed belt transmission assembly 300, slide block 320 and infrared sensing device 130 are arranged in sensing device container cavity 311; Sensing device cover plate 330 covers on fixed mount 310, and with closed sensing device container cavity 311, and sensing device cover plate 330 is made up of infrared transmitting material, senses infrared ray for infrared sensing device 130 by sensing device cover plate 330.Sensing device cover plate 330 can be concordant with the inner surface of sidewall towards the surface of room between storing, to improve the neat of room aesthetic measure between refrigerator storing and storage space 140.
Driving wheel 321 in toothed belt transmission assembly 300 is arranged at the bottom of toothed belt transmission assembly 300, rotates under the drive of driving motor 325, to drive Timing Belt 322; Driven pulley 324, be arranged at the top of toothed belt transmission assembly 300, and the inner side of Timing Belt 322 is set around the outer rim of driving wheel 321 and driven pulley 324, the tooth of Timing Belt 322 is meshed with the teeth groove of driving wheel 321 and driven pulley 324, to move under the drive of driving wheel 321.Driving wheel 321 and driven pulley 324 can tensioning Timing Belts, gyration converted to the rectilinear motion of slide block 320.In a kind of alternate example, wheel footpath, the tooth pitch of driving wheel 321 and driven pulley 324 are all identical, and the line at its center is vertical.
In addition, toothed belt transmission assembly 300 also comprises: guide post 323, is parallel to vertical section and arranges; And infrared sensing device 130 has the through hole run through for guide post 323, limits infrared sensing device 130 moving direction to utilize guide post 323.The predetermined height of guide post 323 indoor between each storing is preset with sense position, moves to sense position place, carry out temperature sensing to room between storing for infrared sensing device 130.
The predetermined height of toothed belt transmission assembly 300 in each storage space 140 is preset with sense position, after moving to sense position place, carries out temperature sensing to the article 150 in storage space 140 for infrared sensing device 130.This sense position can pre-set according to interior refrigerator space, by determining the sense position of room between each storing to the control of driving motor 325 and clamping mechanism, move to this sense position rear main wheel 321 at infrared sensing device 130 to stop the rotation, until after infrared sensing device 130 completes the temperature sensing to this storage space 140, infrared sensing device 130 is driven to move to the sense position place of adjacent storage space 140 downward or upward.
Fig. 6 is the sense position schematic diagram of infrared sensing device in refrigerator according to an embodiment of the invention, sense position at the height l of its place storage space higher than 1/2nd places of storage space whole height L; The infrared receiver center line of each infrared sensing device is set to 76 degree to 140 degree relative to guide post 323 angular extensions alpha upwards, and the angle theta of infrared receiver scope in perpendicular of infrared sensing device 130 can be selected in the scope of 6 degree to 30 degree.
In addition, the angular range of infrared receiver scope in horizontal plane of infrared sensing device 130 is set to 50 degree to 180 degree, and infrared receiver scope makes infrared sensing device 130 to have rectangular field of view in the angular range in perpendicular and in horizontal plane.Infrared receiving device 130 can limit out above rectangular field of view by arranging infrared guiding parts, to ensure that infrared remote receiver can reduce external disturbance, to carry out accurately detecting to storage space.The scope of above angle is larger, and the scope that can sense is larger, but the problem brought is precise decreasing, otherwise the scope of above angle is less, and precision improves, but the problem brought is sensing range reduces.In order to the relation of balance quality and sensing range, the present embodiment, through a large amount of test, obtains above number range.
Time on the sidewall that toothed belt transmission assembly 300 is arranged at casing 110, the floor projection of the infrared receiver center line of each infrared sensing device and the angular range θ of its place sidewall can also select (more excellent scope is 30 degree to 45 degree) in the scope of 30 degree to 60 degree.Thus limit further infrared sensing device towards.
Through test, the sense position of above infrared sensing device 130 can meet the sensing effect to temperature.Reduce external disturbance, and the storage space at its place carries out accurately detecting.Infrared sensing device 130 can according to the requirement of actual refrigerator choice arrangement mode in above scope flexibly.
The refrigerator of the present embodiment, when carrying out temperature sensing, driving wheel 321 can be driven to rotate by driving motor 325, by initial from initial position for infrared sensing device 130, move to the sense position place preset of each storage space 140 up or down one by one, temperature sensing is carried out, after the detection completing all storage spaces 140 to the article 150 placed in storage space 140, infrared sensing device 130 is moved to initial position, completes whole detection process.Therefore the refrigerator of the present embodiment, utilizes single infrared sensing device 130 to realize, to article 150 temperature detection of multiple storage space 140, saving hardware cost.
The refrigerator of the present embodiment can also comprise in addition: compartment temperature sensing device (not shown), is configured to detect chamber interior environment temperature between storing.This compartment temperature sensing device can use thermistor equitemperature sensor to realize.Between the article temperature that the refrigerator of the present embodiment can be determined according to infrared sensing device 130 and storing, chamber interior environment temperature carries out refrigeration control, such as between storing, chamber interior environment temperature exceedes predetermined threshold and after determining that certain storage space 140 puts into high temperature or normal temperature article, starts refrigeration.
The refrigerator of the present embodiment can be wind cooling refrigerator, preferably, the refrigerator of the present embodiment additionally provide a kind of can to the ducting assembly 200 of storage space 140 zone refrigeration.This ducting assembly 200 is configured to controllably the cooling flow coming from low-temperature receiver is dispensed to multiple storage space 140 according to the surface temperature of article.Fig. 7 is the schematic explosive view of ducting assembly 200 in refrigerator according to an embodiment of the invention.This ducting assembly 200 comprises: air channel base plate 210, along separate routes air-supply arrangement, 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 140 respectively, such as in the embodiment shown in fig. 1, the first confession air port 211 leading to the first storage space, the second confession air port 212 leading to the second storage space can be had and lead to the 3rd of the 3rd storage space for air port 213.
Air-supply arrangement comprises the air inlet 221 being connected to low-temperature receiver 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 is dispensed to different distribution openings 222 through air inlet 221, thus enters different storage spaces 140 through different wind paths 214.Such as, when high temperature article being occurred for the first storage space, cold air only can be distributed to the wind path 214 being connected to the first storage space by air-supply arrangement along separate routes, the first storing storage space 140 is supplied to for air port 211 through first, fast high temperature article is cooled, avoid the impact of other having been deposited to article, avoid simultaneously and the waste of energy brought is cooled to room between whole storing.Air-supply arrangement is configured to controllably the air-flow coming from air inlet 221 is dispensed to one or more in many wind paths 214 through multiple distribution openings 222, to freeze respectively to multiple storage space 140 along separate routes particularly.
The cooling flow coming from low-temperature receiver can be carried out centralized distribution by air-supply arrangement along separate routes, instead of arranges separately different air channels for different storage spaces 140, improves refrigerating efficiency.This shunt air-supply arrangement can comprise: housing 223, regulating part 224, cover plate 226.Housing 223 is formed with air inlet 221 and distribution openings 222, cover plate 226 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 140 through the distribution of regulating part 224, in the embodiment shown in fig. 7, air-supply arrangement 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 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 226, 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 140, when reality uses, can according to concrete instructions for use, by infrared sensing device 130, wind path 214, distribution openings 222, arrange for the quantity in air port, with the requirement of satisfied different refrigerator.
Utilize above structure, after the temperature (comprising room environmental temperature and article surface temperature between storing) measured at infrared sensing device 130 meets cooling activation condition, the refrigerator of the present embodiment can start the low-temperature receiver such as compressor, evaporimeter, and the air-flow being come from low-temperature receiver by blower fan 230 is supplied to ducting assembly 200.Along separate routes air-supply arrangement is according to the refrigeration strategy preset, and controls motor 227 and rotates to precalculated position by regulating part 224, by low-temperature receiver air-flow wind by different distribution openings 222 distribute be arranged on different storage space 140 for air port, realize refrigeration.Improve the refrigeration of refrigerator.Such as, if infrared sensing device 130 determines that the surface temperature of the article that the first dividing plate 121 is placed exceedes default temperature, and the environment temperature of room does not transfinite between storing, now, air-supply arrangement can start along separate routes, regulating part 224 is made to rotate to feeding to the first state opened separately for the distribution openings 222 in air port 211, blower fan 230 and cold source equipment start, separately to the first storage space air feed, temperature is made to exceed the article fast cooling of preset temperature, substantially reduce the impact on other article, improve fridge freshness retaining storing effect.Such as determine that the bulk temperature of room between storing is higher than limit value at compartment temperature sensing device again.Now, along separate routes air-supply arrangement can start, and makes to feed to first for air port 211, feeds to second and open for the distribution openings 222 in air port 213 for air port 212 and the 3rd simultaneously, freeze, ensure that the balance of chamber interior temperature between storing to room entirety between storing.
The refrigerator of the present embodiment, toothed belt transmission assembly 300 is utilized to drive infrared sensing device 130 mobile in multiple storage space 140 vertically, the infrared ray that the article 150 making infrared sensing device 130 sense placement in multiple storage space 140 discharge, to determine the surface temperature of article 150.Thus utilize an infrared sensing device 130 can realize sensing the temperature of the stores 150 in different storage space 140, accurately to determine position and the temperature of refrigerator endogenous pyrogen, be convenient to control according to the situation of thermal source, for the food in refrigerator provides best storage condition, reduce the nutrition leak of food, and save the hardware cost of sensor, be optimized additionally by the arrangement of infrared sensing device, can ensure that the infrared sensing region of infrared sensing device can cover whole storage space, make the thermal source determining indoor all positions between storing, avoid being interfered simultaneously.
Further, the refrigerator of the present embodiment is wind cooling refrigerator, utilizes ducting assembly controllably the cooling flow coming from low-temperature receiver to be dispensed to multiple storage space according to the surface temperature of article.Thus can, targetedly to occurring that the storage space of high temperature article freezes, avoid carrying out refrigeration waste electric energy to room between whole storing.
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 (10)
1. a refrigerator, is characterized in that comprising:
Casing, inside is limited with room between storing;
Rack component, comprises at least one horizontally disposed dividing plate, so that room between described storing is vertically divided into multiple storage space;
Toothed belt transmission assembly, be arranged between described storing indoor, and its Timing Belt is in a perpendicular, and described Timing Belt comprises the vertical section running through described multiple storage space vertically arranged;
Slide block, is fixedly installed on described vertical section, with vertically movement under the drive of described Synchronous Transmission assembly; And
Infrared sensing device, is fixedly installed on described slide block, and arranges towards room between described storing, is configured to the infrared ray sensing the article release of placing in described multiple storage space, to determine the surface temperature of described article.
2. refrigerator according to claim 1, characterized by further comprising:
Fixed mount, embeds and is arranged in the inwall of described casing, be limited with sensing device container cavity, and described toothed belt transmission assembly, described slide block and described infrared sensing device are all arranged in described sensing device container cavity;
Sensing device cover plate, covers on described fixed mount, and to close described sensing device container cavity, and described sensing device cover plate is made up of infrared transmitting material, senses described infrared ray for described infrared sensing device by described sensing device cover plate.
3. refrigerator according to claim 2, is characterized in that described toothed belt transmission assembly also comprises:
Driving wheel, is arranged at the bottom of described toothed belt transmission assembly;
Driven pulley, be arranged at the top of described toothed belt transmission assembly, and described Timing Belt is set around the outer rim of described driving wheel and described driven pulley, to move under the drive of described driving wheel.
4. refrigerator according to claim 3, is characterized in that described toothed belt transmission assembly also comprises:
Guide post, is parallel to described vertical section and arranges; And
Described infrared sensing device has the through hole run through for described guide post, limits described infrared sensing device moving direction to utilize described guide post.
5. refrigerator according to claim 4, is characterized in that
Described sense position at the height of its place storage space higher than 1/2nd places of described storage space whole height;
The infrared receiver center line of each described infrared sensing device is set to 76 degree to 140 degree relative to described guide post angular range upwards.
6. refrigerator according to claim 5, is characterized in that
The angular range of infrared receiver scope in perpendicular of described infrared sensing device is set to 6 degree to 30 degree; And
The angular range of infrared receiver scope in horizontal plane of described infrared sensing device is set to 50 degree to 180 degree.
7. refrigerator according to claim 1, is characterized in that
Described infrared sensing device is the infrared remote receiver with rectangular field of view, and described rectangular field of view is configured to make the infrared receiver scope projection in the horizontal plane of described infrared remote receiver to cover described dividing plate.
8. refrigerator according to any one of claim 1 to 7, characterized by further comprising:
Compartment temperature sensing device, is configured to detect chamber interior environment temperature between described storing.
9. refrigerator according to any one of claim 1 to 7, characterized by further comprising:
Ducting assembly, is configured to controllably the cooling flow coming from low-temperature receiver is dispensed to described multiple storage space according to the surface temperature of described article.
10. refrigerator according to claim 9, is characterized in that described ducting assembly comprises:
Air channel base plate, it is limited with many wind paths leading to described multiple storage space respectively;
Air-supply arrangement along separate routes, comprise the air inlet being connected to low-temperature receiver and the multiple distribution openings be connected with described many wind paths respectively, described shunt air-supply arrangement is configured to controllably the air-flow coming from described air inlet is dispensed to one or more in described many wind paths through described multiple distribution openings, to freeze to described multiple storage space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510263387.4A CN104879983B (en) | 2015-05-21 | 2015-05-21 | Refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510263387.4A CN104879983B (en) | 2015-05-21 | 2015-05-21 | Refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104879983A true CN104879983A (en) | 2015-09-02 |
| CN104879983B CN104879983B (en) | 2018-03-23 |
Family
ID=53947577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510263387.4A Active CN104879983B (en) | 2015-05-21 | 2015-05-21 | Refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104879983B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016206215A1 (en) * | 2015-06-26 | 2016-12-29 | 青岛海尔股份有限公司 | Partitioned-cooling control method and partitioned-cooling control device for refrigerated compartment of refrigerator |
| WO2016206216A1 (en) * | 2015-06-26 | 2016-12-29 | 青岛海尔股份有限公司 | Partitioned-cooling control method and partitioned-cooling control device for refrigerated compartment of refrigerator |
| CN109631489A (en) * | 2018-11-13 | 2019-04-16 | 珠海格力电器股份有限公司 | A kind of water dispenser and drink cool-down method |
| EP3428557B1 (en) * | 2016-03-09 | 2021-06-02 | Qingdao Haier Joint Stock Co., Ltd | Refrigerator and branching air supply device thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1153894A (en) * | 1996-01-04 | 1997-07-09 | Lg电子株式会社 | Temprature sensing apparatus of refrigerator |
| CN1174979A (en) * | 1996-08-27 | 1998-03-04 | Lg电子株式会社 | Device for method for supplying refrigerated air in refrigerator |
| CN1475774A (en) * | 2002-08-17 | 2004-02-18 | Lg������ʽ���� | Infra red sensor component part and refrigerator having said infra red sensor |
| CN1475733A (en) * | 2002-08-14 | 2004-02-18 | Lg电子株式会社 | Centralized cooling device of refrigerator |
| CN101970961A (en) * | 2008-03-14 | 2011-02-09 | 松下电器产业株式会社 | Refrigerator |
| US20120023971A1 (en) * | 2010-07-29 | 2012-02-02 | Min Deulre | Refrigerator and method for controlling the same |
-
2015
- 2015-05-21 CN CN201510263387.4A patent/CN104879983B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1153894A (en) * | 1996-01-04 | 1997-07-09 | Lg电子株式会社 | Temprature sensing apparatus of refrigerator |
| CN1174979A (en) * | 1996-08-27 | 1998-03-04 | Lg电子株式会社 | Device for method for supplying refrigerated air in refrigerator |
| CN1475733A (en) * | 2002-08-14 | 2004-02-18 | Lg电子株式会社 | Centralized cooling device of refrigerator |
| CN1475774A (en) * | 2002-08-17 | 2004-02-18 | Lg������ʽ���� | Infra red sensor component part and refrigerator having said infra red sensor |
| CN101970961A (en) * | 2008-03-14 | 2011-02-09 | 松下电器产业株式会社 | Refrigerator |
| US20120023971A1 (en) * | 2010-07-29 | 2012-02-02 | Min Deulre | Refrigerator and method for controlling the same |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016206215A1 (en) * | 2015-06-26 | 2016-12-29 | 青岛海尔股份有限公司 | Partitioned-cooling control method and partitioned-cooling control device for refrigerated compartment of refrigerator |
| WO2016206216A1 (en) * | 2015-06-26 | 2016-12-29 | 青岛海尔股份有限公司 | Partitioned-cooling control method and partitioned-cooling control device for refrigerated compartment of refrigerator |
| US10520238B2 (en) | 2015-06-26 | 2019-12-31 | Qingdao Haier Joint Stock Co., Ltd. | Partition refrigeration control method and device for refrigerating chamber of refrigerator |
| EP3428557B1 (en) * | 2016-03-09 | 2021-06-02 | Qingdao Haier Joint Stock Co., Ltd | Refrigerator and branching air supply device thereof |
| CN109631489A (en) * | 2018-11-13 | 2019-04-16 | 珠海格力电器股份有限公司 | A kind of water dispenser and drink cool-down method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104879983B (en) | 2018-03-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3315887B1 (en) | Control method for a refrigerator and a refrigerator | |
| CN104990358A (en) | Partition refrigeration control method and device for refrigerating chamber of refrigerator | |
| CN104879985A (en) | Refrigerator | |
| CN106196838B (en) | Branch air-supply arrangement and the refrigerator with the branch air-supply arrangement | |
| CN104879983A (en) | Refrigerator | |
| CN106642934B (en) | Blinker retainer, branch air supply device and refrigerator | |
| EP3315930A1 (en) | Refrigerator, and method for correcting temperature measurement errors of infrared sensor | |
| CN105091493A (en) | Partition refrigeration control method and partition refrigeration control device of refrigerator refrigerating chamber | |
| CN101086407B (en) | Circulated air channel of three-door refrigerator | |
| KR101770704B1 (en) | Adjust apparatus for inner volume of refrigerator and controlling method for the same | |
| CN105605874A (en) | Refrigerator and detection method of inner temperature of refrigerator | |
| CN108253692B (en) | Gear sensing device, branching air supply device and refrigerator | |
| US20180224183A1 (en) | Refrigerator appliance with a rotary damper assembly | |
| CN104126101A (en) | Refrigerator | |
| CN204678769U (en) | Refrigerator | |
| CN110186242A (en) | The wind path distributor and refrigerating device of refrigerating device | |
| CN103033018A (en) | Refrigerator | |
| CN204678764U (en) | Refrigerator | |
| KR102039484B1 (en) | Refrigerator and Control method thereof | |
| CN106802049B (en) | Winding mechanism, branch air supply device and refrigerator | |
| WO2016107686A1 (en) | A cooling device comprising illumination means | |
| JPH05141843A (en) | Refrigerating and cooling cabinet | |
| CN106524646B (en) | Blinker, branch air supply device and refrigerator | |
| US11639823B2 (en) | Method of operating a lighting assembly in a refrigerator appliance | |
| CN220959096U (en) | Air duct structure for refrigerator and refrigerator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |