CN202328985U - Refrigerator with a door - Google Patents
Refrigerator with a door Download PDFInfo
- Publication number
- CN202328985U CN202328985U CN2011203407416U CN201120340741U CN202328985U CN 202328985 U CN202328985 U CN 202328985U CN 2011203407416 U CN2011203407416 U CN 2011203407416U CN 201120340741 U CN201120340741 U CN 201120340741U CN 202328985 U CN202328985 U CN 202328985U
- Authority
- CN
- China
- Prior art keywords
- defrost
- refrigerator
- air outlet
- defrost passage
- air inlet
- 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.)
- Expired - Lifetime
Links
- 238000009413 insulation Methods 0.000 claims description 31
- 230000007246 mechanism Effects 0.000 claims description 17
- 238000010276 construction Methods 0.000 claims description 14
- 230000008859 change Effects 0.000 abstract description 11
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000004321 preservation Methods 0.000 abstract 3
- 238000005057 refrigeration Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010257 thawing Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000007667 floating Methods 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035900 sweating Effects 0.000 description 1
Images
Landscapes
- Defrosting Systems (AREA)
Abstract
The utility model discloses a refrigerator, the back of box is equipped with and changes white passageway air intake and change white passageway air outlet with external communicating, change white passageway air intake and change white passageway air outlet and locate respectively the below and the top of evaporimeter, it is two sets of heat preservation device is movable respectively be fixed in change white passageway air outlet reaches change white passageway air intake, it is two sets of heat preservation device plugs respectively change white passageway air outlet change white passageway air intake, or two sets of heat preservation device plugs respectively the wind channel air outlet wind channel air intake. The utility model discloses refrigerator, it carries out the heat exchange through the outside hot-air of box and evaporimeter and changes the frost, and the energy consumption is low, and safe and reliable can not cause the influence to storing the object in the box.
Description
Technical field
The utility model relates to a kind of refrigerator.
Background technology
Wind cooling refrigerator in the market is to utilize compulsory cold wind to circulate to freeze.Refrigerator in refrigeration (freezing) case, drives in circulation under the effect of blower fan when refrigeration; Make the force air in it pass through evaporimeter; Because the evaporator surface temperature causes the frosting of evaporator fin surface sweating far below air dew point problem in refrigeration (freezing) case during refrigeration, influences refrigeration.When the frost layer of evaporator surface is tied certain thickness, just need implement defrost to evaporimeter.
The main electrical heating defrosting of the defrosting method of present known wind cooling refrigerator; It is to utilize the electric heater heating power that is applied in the electrical heating wire in the evaporator fin or is fixed on base of evaporator; With frost layer radiation heat transfer takes place and heat transfer free convection comes defrost, have simple in structure, be easy to advantage such as realization.Power consumption is big but the weak point of this kind Defrost method defrosts exactly, the electric heater heating defrosting efficiency is low, thereby causes defrost periods long.Show only have the heat about 1/3 to be used for defrost in the total thermal discharge of electric heater according to correlative study, other most of heats all are dissipated in the refrigerator body, cause the significantly rising of temperature in the refrigerator body, influence article hoarding effect in the refrigerator body.Simultaneously, be dissipated in the heat in the casing, reduce temperature in the casing, certainly will need the time of lengthening refrigerating operaton, increase energy consumption for getting rid of the defrost electric heater; In addition, use heating, have the potential safety hazard of fire unavoidably.
The utility model content
The utility model purpose of the utility model provides a kind of refrigerator, and it can solve the technical problem that prior art exists, and not only reduced and improved defrost efficient, energy consumption is low, and safe and reliable.
The utility model is achieved in that
A kind of refrigerator; It includes casing, evaporimeter, circulating fan, compressor and the control module that is used to form storeroom; Said control module is connected with said compressor and said circulating fan; Be provided with the air channel in the said casing, said evaporimeter and said circulating fan are located in the said air channel, and the two ends in said air channel are respectively equipped with air channel air outlet and air channel air inlet; Said refrigerator also comprises two groups of attemperators; Also be provided with in the said casing and extraneous defrost passage air inlet and the defrost passage air outlet that communicates; Two groups of said attemperators are fixed in said defrost passage air outlet and said defrost passage air inlet respectively versatilely; Two groups of said attemperators clog said defrost passage air outlet and said defrost passage air inlet respectively, or two groups of said attemperators clog said air channel air outlet and said air channel air inlet respectively.
When carrying out defrost; Control two groups of said attemperators and clog said air channel air outlet and said air channel air inlet respectively; Said defrost passage air inlet and said defrost passage air outlet all are opened, and the higher hot-air of ambient temperature can get in the said air channel through said defrost passage air inlet, and hot-air passes said evaporimeter; Get back to the casing outside through said defrost passage air outlet; Heat exchange constantly takes place in hot-air and said evaporimeter, adds the frost layer from outside to inside with the mode of forced-convection heat transfer, progressively dissolves the frost on the said evaporimeter.
Because air themperature is high more, density is low more, and therefore, extraneous hot-air can be upwards floating after getting into the air channel, and therefore, preferred said defrost passage air inlet and said defrost passage air outlet are located at the below and the top of said evaporimeter respectively.Preferably, the inwall of said casing is provided with first heat-insulation layer, said first heat-insulation layer be provided with two sector notch interior week, and two said sector notch are located at said defrost passage air inlet place and said defrost passage air outlet place respectively.Increase the area of said defrost passage air inlet, said defrost passage air outlet and junction, said air channel, accelerate the circulation rate of extraneous hot-air, thereby improve defrost efficient.
Preferably; Said attemperator comprises fan-shaped insulation construction and attemperator stepper motor; Said attemperator step motor drive is connected in the circle centre position of said fan-shaped insulation construction; And said attemperator stepper motor is connected with said control module, and said fan-shaped insulation construction is fixed in said sector notch place versatilely.Two said fan-shaped insulation constructions of action control through said attemperator stepper motor clog said defrost passage air outlet and said defrost passage air inlet respectively, or control two said fan-shaped insulation constructions and clog said air channel air outlet and said air channel air inlet respectively.
Preferably, said defrost passage air outlet and/or defrost passage air inlet place are provided with switching mechanism, and said switching mechanism is connected with said control module.
Preferably; Said switching mechanism includes keep out the wind blade and the switching mechanism stepper motor that is connected with the said blade that keeps out the wind; The said blade that keeps out the wind is blocked in said defrost passage air outlet and/or said defrost passage air inlet place, and said switching mechanism stepper motor is connected with said control module.
Preferably, said defrost passage air inlet and/or said defrost passage air outlet place are provided with filter.When defrost; Said filter filters the hot-air from said defrost passage air inlet and/or the entering of said defrost passage air outlet; Avoid object such as dust to get in the said casing, and be stranded on the said evaporimeter and said air channel in, influence performance and the life-span and the interior article of pollution casing of evaporimeter; Thereby said filter preferably is made as the high density filter device; Simultaneously,, preferably said filter is designed to detachable filter, is convenient to unpick and wash or change for the ease of unpicking and washing of filter.
Preferably, said defrost passage air inlet and/or said defrost passage air outlet place are provided with the defrost blower fan, and said defrost blower fan is located at the inboard of said filter, and said defrost blower fan is connected with said control module.Driving outside hot-air through said defrost blower fan gets in the said air channel and/or quickens the shift out speed of air in the said air channel through said evaporimeter through said defrost blower fan from said defrost passage air inlet; Thereby improve the speed of air circulation, further improved defrost efficient.
Preferably; Be provided with EAT sensor and leaving air temp sensor in the said air channel; Said EAT sensor and said leaving air temp sensor are located at the below and the top of said evaporimeter respectively; Said evaporimeter is provided with evaporator temperature sensor, and said EAT sensor, said leaving air temp sensor and said evaporator temperature sensor all are connected with said control module.
Preferably, it also includes timer, and said timer is connected with said control module.
Preferably, the outer wall of said air channel one side is provided with second heat-insulation layer.The material of said second heat-insulation layer is preferably expanded material or other insulation insulation material, and when the refrigerator defrost, said second heat-insulation layer can prevent that the heat of hot-air from importing in the casing and cause temperature fluctuation casing in, influences the hoarding effect of the interior article of casing.
The utility model refrigerator compared with prior art has following beneficial effect:
(1) compare conventional art and adopt electrical heating defrost mode, the utility model carries out defrost through the outside hot-air of refrigerator body, and little of the power consumption of defrost blower fan save energy consumption more.
(2) avoid the use of electric heater during defrost, safe and reliable.
When (3) adopting the electric heater defrost, only have the heat about 1/3 to be used for defrost in the total thermal discharge of electric heater, other most of heats all are dissipated in the refrigerator body; Cause the significantly rising of temperature in the casing; Influence article hoarding effect in the casing, and the utility model utilizes the hot-air defrost, because the air that air heat major part is used for after defrost and the defrost constantly is discharged from outside the casing; Avoid temperature fluctuation in the casing, guarantee article hoarding effect in the casing.
(4) use the electric heater defrost, efficiency of utilization is low, and defrost periods is long; And the utility model uses the hot-air defrost, because air is big with the evaporimeter contact area, under the hot blast temperature difference and the double effects that blows, defrost efficient is high, the defrost periods weak point.
(5) be dissipated in the heat in the casing for getting rid of the defrost electric heater, reduce temperature in the casing, certainly will need the time of lengthening refrigerating operaton; And after the utility model defrost end, the hot-air of staying in the defrost passage is few, can not increase the refrigerating operaton time.
Description of drawings
Fig. 1 is the cutaway view of the utility model refrigerator when refrigerating operaton;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 is the cutaway view of the utility model refrigerator when defrost;
Fig. 4 is the structural representation of the utility model attemperator;
Fig. 5 is the refrigerator electrical control block diagram of the utility model;
Fig. 6 is the control flow chart of the defrosting method of the utility model refrigerator.
The specific embodiment
Embodiment to the utility model is elaborated below in conjunction with accompanying drawing:
Like Fig. 1 to Fig. 3, shown in Figure 5, the utility model refrigerator, it includes casing 1, evaporimeter 3, circulating fan 4, compressor 5 and the control module that is used to form storeroom 2, and said control module is connected with said compressor 5 and said circulating fan 4.Be provided with air channel (wherein, the direction of the cold air flow when direction shown in the arrow is the refrigerator refrigeration among Fig. 1) in the said casing 1, said evaporimeter 3 is located in the said air channel 7 with said circulating fan 4, and said circulating fan 4 is provided with near said air channel air outlet 9.Said air channel 7 two ends ends are respectively equipped with air channel air outlet 9 and air channel air inlet 8.
Said refrigerator also comprises two groups of attemperators, also is provided with in the said casing 1 and extraneous defrost passage air inlet 10 and the defrost passage air outlet 11 that communicates.Present embodiment preferably is located at said defrost passage air inlet 10 and said defrost passage air outlet 11 respectively the below and the top of said evaporimeter 3.Two groups of said attemperators are fixed in said defrost passage air outlet 11 and said defrost passage air inlet 10 respectively versatilely; Two groups of said attemperators clog said defrost passage air outlet 11 and said defrost passage air inlet 10 (position shown in A2, A1 among Fig. 1) respectively, or two groups of said attemperators clog said air channel air outlet 9 and said air channel air inlet 8 (position shown in B2, B1 among Fig. 3) respectively.
When carrying out defrost; Control two groups of said attemperators and clog said air channel air outlet 9 and said air channel air inlet 8 respectively, said defrost passage air inlet 10 and said defrost passage air outlet 11 all are opened, and the higher hot-air of ambient temperature can get in the said air channel 7 through said defrost passage air inlet 10; Because air themperature is high more; Density is low more, and therefore, extraneous hot-air can be upwards floating after getting into the air channel; Hot-air passes said evaporimeter 3, gets back to casing 1 outside through said defrost passage air outlet 44.Heat exchanges (method shown in arrow among Fig. 3) constantly take place in hot-air and said evaporimeter 3, add the frost layer from outside to inside with the mode of forced-convection heat transfer, progressively dissolve the frost on the said evaporimeter 3.
In the utility model; Said control module includes micro processor 61 and control circuit 62; Said micro processor 61 is connected 62 with said control circuit; Preferred said compressor 5 and said circulating fan 4 are connected with said control circuit 61, and said micro processor 61 is through said control circuit 62 said compressor 5 of control and said circulating fans 4 (as shown in Figure 5).
As shown in Figure 3, the inwall of said casing 1 is provided with first heat-insulation layer 12, said first heat-insulation layer 12 be provided with two sector notch 13 interior week, and two said sector notch 13 are located at said defrost passage air inlet 10 places and said defrost passage air outlet 11 places respectively.The setting of said sector notch 13 increases the area of said defrost passage air inlet 10, said defrost passage air outlet 11 and 7 junctions, said air channel, accelerates the circulation rate of extraneous hot-air, thereby improves defrost efficient.In this preferred embodiment, said first heat-insulation layer 12 is preferably insulating foam layer.
As shown in Figure 4; Said attemperator comprises fan-shaped insulation construction 14 and attemperator stepper motor 15; Said attemperator stepper motor 15 drives the circle centre position that is connected in said fan-shaped insulation construction 14; And said attemperator stepper motor 15 is connected with said control circuit 62, and said fan-shaped insulation construction 14 is fixed in said sector notch 13 places versatilely.Two said fan-shaped insulation constructions 14 of action control through said attemperator stepper motor 15 clog said defrost passage air outlet 11 and said defrost passage air inlet 10 respectively, or control two said fan-shaped insulations and tie 14 structures and clog said air channel air outlet 9 and said air channel air inlet 8 respectively.
For fear of when refrigerator freezes; There is extraneous foreign matter to get in the said casing 1; Said defrost passage air outlet 11 and/or said defrost passage air inlet 10 places are provided with switching mechanism, and present embodiment preferably only is provided with switching mechanism at said defrost passage air inlet 11 places.Said switching mechanism includes keep out the wind blade 16 and the switching mechanism stepper motor that is connected with the said blade 16 that keeps out the wind, and the said blade 16 that keeps out the wind is blocked in said defrost passage air outlet 11 places, and said switching mechanism stepper motor is connected with said control circuit 62.
Said defrost passage air inlet 10 and/or said defrost passage air outlet 11 places are provided with filter 19 and defrost blower fan 20, and said defrost blower fan 20 is installed on the inboard of said filter 19, and said defrost blower fan 20 is connected with said control circuit 62.In this preferred embodiment, only be provided with filter 19 and defrost blower fan 20 at said defrost passage air inlet 10 places.When defrost, 19 pairs of hot-airs that get into from said defrost passage air inlet 10 of said filter filter.Said filter 19 preferably is made as the high density filter device, improves filter effect; Simultaneously,, said filter 19 is designed to detachable filter, is convenient to unpick and wash or change for the ease of unpicking and washing.When defrost, said defrost blower fan 20 drives extraneous hot-air and gets in the said air channel 7 through said defrost passage air inlet 10, improves defrost efficient.
Be provided with EAT sensor 21 and leaving air temp sensor 22 in the said air channel 7; Said EAT sensor 21 and said leaving air temp sensor 22 are located at respectively in the said air channel 7; And be positioned at the below and the top of said evaporimeter 3; Said EAT sensor 21 is used for the temperature of sensing through the air before the evaporimeter 3, and said leaving air temp sensor 22 then is used for the temperature of sensing through the air after the said evaporimeter 3; Said evaporimeter 3 is provided with evaporator temperature sensor 23, and said evaporator temperature sensor 23 is used for said evaporimeter 3 surface temperatures of sensing.Said EAT sensor 21, said leaving air temp sensor 22 and said evaporator temperature sensor 23 all are connected with said micro processor 61.
As shown in Figure 6, the outer wall of said air channel 7 one sides is provided with second heat-insulation layer 24.The material of said second heat-insulation layer 24 is preferably expanded material or other insulation insulation materials; When the refrigerator defrost; Said second heat-insulation layer 24 can prevent that the heat of hot-air from importing in the casing 1 and cause temperature fluctuation in the casing 1, influences the hoarding effect of the storage indoor article of casing 1.
Said refrigerator also includes timer 25, and said timer 25 is connected with said micro processor 61.Said timer 25 is preferably hour counter jumper totalisator.
As shown in Figure 7, the utility model also provides a kind of defrosting method of refrigerator, and this defrosting method comprises:
Step 1: compressor 5 beginning refrigerating operatons, control module judges whether to carry out defrost, if need carry out defrost, then gets into step 2, otherwise compressor 5 is proceeded refrigeration;
Step 2: compressor 5 is out of service, closes said circulating fan 4;
Step 3: said control module is controlled said attemperator action, and said air channel air outlet 9 and said air channel air inlet 8 are closed, and makes said defrost passage air inlet 10 be in opening state with said defrost passage air outlet 11, carries out defrost;
Step 4: said control module judges whether to reach the defrost condition that withdraws from, if satisfy condition, then gets into step 5, otherwise, proceed defrost;
Step 5: control said attemperator and make said defrost passage air inlet 10 and said defrost passage air outlet 11 be in closed condition, make said air channel air outlet 9 and said air channel air inlet 8 be in opening state;
Step 6: compressor and starting 5, ON cycle blower fan 4 continues refrigerating operaton.
In fact, when compressor 5 had just been opened, system temperature and pressure were all also unstable, so be chosen in said compressor after 5 unlatching a period of times, began to judge whether to carry out defrost again.This preferred embodiment preferably, begins to judge whether to carry out defrost after 3 minutes in said compressor 5 operations again.
Preferably, in said step 1, when compressor 5 brought into operation, timer 25 began to accumulate timing synchronously, and said step 1 comprises:
Steps A 1: whether the accumulated running time T that calculates compressor 5 after defrost last time finishes is greater than a hour, if T greater than a, then gets into steps A 2, less than a, then compressor 5 is proceeded refrigeration as if T;
Steps A 2: computing time the T1 rate of temperature change that said evaporator temperature sensor 23 senses in the cycle | T '
Steam i| the rate of temperature change that senses with leaving air temp sensor 22 in the cycle | T '
Go out i| ratio
And get minimum of a value
Judge
Whether,, then get into step 2, otherwise compressor is proceeded refrigeration if greater than b greater than b;
Wherein, i is the number of times of said EAT sensor in a minute, said leaving air temp sensor and the sampling of said evaporator temperature sensor, and i is more than or equal to 2.
In the utility model, the span of said a is: 6≤a≤12, and unit is hour; The span of said b is: 1.02≤b≤15.
Preferably, in step 2, after said compressor 5 stops, closing said circulating fan 4 behind the delay time T2.In T2, still be lower than temperature in the casing at said evaporator temperature, through the running of circulating fan, refrigerating capacity is reached make full use of.In this preferred embodiment, said T2 is preferably 30s.
Preferably; In the said step 3; Said micro processor 61 makes the said blade 16 that keeps out the wind open said defrost passage air-out outlet 11 through the said switching mechanism stepper motor of said control circuit 62 controls; And make said fan-shaped insulation construction 14 switch to position B1, B2 place through controlling said attemperator stepper motor 15; Make said defrost passage air inlet 10 and said defrost passage air outlet 11 be in opening state, and make said air channel air outlet 9 and said air channel air inlet 8 be in closed condition; Simultaneously, open said defrost blower fan 20,, accelerate defrost speed through the effect of defrost blower fan 20 through said control circuit 62.
Preferably, in step 4, said control module calculates the EAT T of said EAT sensor 21 sensings according to the temperature that said EAT sensor 21 and said leaving air temp sensor 22 are sensed
AdvanceLeaving air temp T with said leaving air temp sensor 22 sensings
Go outPoor, draw T
Advance-T
Go out=Δ T if Δ T less than temperature c, then reaches the defrost condition that withdraws from, gets into step 5, otherwise proceeds defrost.
In the utility model, the span of said c is: 0.5≤a≤10, unit is degree centigrade.
Preferably; In step 5; Said defrost blower fan 20 is out of service, and said control module controls said switching mechanism stepper motor and make the said said defrost passage air-out outlet 11 of blade 16 sealings of keeping out the wind, and controls said attemperator stepper motor 15 actions; Make said fan-shaped insulation construction switch to position A1, A2 place; Make said defrost passage air inlet 10 and said defrost passage air outlet 11 be in closed condition, make said air channel air outlet 11 and said air channel air inlet 10 be in opening state simultaneously, and with said timer 25 zero clearings.
Preferably, in step 6, after said compressor 5 operations, the said circulating fan 4 of operation behind the delay time T3.In T3, utilize refrigerant with near the hot-air cooling the said evaporimeter 3, avoid refrigerator when refrigeration, this part hot-air is brought in the casing 1, cause the temperature fluctuation in the casing 1.In this preferred embodiment, said T3 is 10 seconds.
More than be merely the specific embodiment of the utility model, do not limit the protection domain of the utility model with this; Do not violate any replacement and the improvement of being done on the basis of the utility model design, all belonging to the protection domain of the utility model.
Claims (11)
1. refrigerator; It includes casing, evaporimeter, circulating fan, compressor and the control module that is used to form storeroom; Said control module is connected with said compressor and said circulating fan; Be provided with the air channel in the said casing, said evaporimeter and said circulating fan are located in the said air channel, and the two ends in said air channel are respectively equipped with air channel air outlet and air channel air inlet; It is characterized in that; It also comprises two groups of attemperators, also is provided with in the said casing and extraneous defrost passage air inlet and the defrost passage air outlet that communicates, and two groups of said attemperators are fixed in said defrost passage air outlet and said defrost passage air inlet respectively versatilely; Two groups of said attemperators clog said defrost passage air outlet and said defrost passage air inlet respectively, or two groups of said attemperators clog said air channel air outlet and said air channel air inlet respectively.
2. refrigerator as claimed in claim 1 is characterized in that, said defrost passage air inlet and said defrost passage air outlet are located at the below and the top of said evaporimeter respectively.
3. according to claim 1 or claim 2 refrigerator; It is characterized in that; The inwall of said casing is provided with first heat-insulation layer, said first heat-insulation layer be provided with two sector notch interior week, and two said sector notch are located at said defrost passage air inlet place and said defrost passage air outlet place respectively.
4. refrigerator as claimed in claim 3; It is characterized in that; Said attemperator comprises fan-shaped insulation construction and attemperator stepper motor; Said attemperator step motor drive is connected in the circle centre position of said fan-shaped insulation construction, and said attemperator stepper motor is connected with said control module, and said fan-shaped insulation construction is fixed in said sector notch place versatilely.
5. according to claim 1 or claim 2 refrigerator is characterized in that said defrost passage air outlet and/or defrost passage air inlet place are provided with switching mechanism, and said switching mechanism is connected with said control module.
6. refrigerator as claimed in claim 5; It is characterized in that; Said switching mechanism includes keep out the wind blade and the switching mechanism stepper motor that is connected with the said blade that keeps out the wind; The said blade that keeps out the wind is blocked in said defrost passage air outlet and/or said defrost passage air inlet place, and said switching mechanism stepper motor is connected with said control module.
7. according to claim 1 or claim 2 refrigerator is characterized in that said defrost passage air inlet and/or defrost passage air outlet place are provided with filter.
8. refrigerator as claimed in claim 7 is characterized in that, said defrost passage air inlet and/or defrost passage air outlet place are provided with the defrost blower fan, and said defrost blower fan is located at the inboard of said filter, and said defrost blower fan is connected with said control module.
9. refrigerator as claimed in claim 2; It is characterized in that; Be provided with EAT sensor and leaving air temp sensor in the said air channel; Said EAT sensor and said leaving air temp sensor are located at the below and the top of said evaporimeter respectively, and said evaporimeter is provided with evaporator temperature sensor, and said EAT sensor, said leaving air temp sensor and said evaporator temperature sensor all are connected with said control module.
10. according to claim 1 or claim 2 refrigerator is characterized in that it also includes timer, and said timer is connected with said control module.
11. refrigerator according to claim 1 or claim 2 is characterized in that, the outer wall of said air channel one side is provided with second heat-insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203407416U CN202328985U (en) | 2011-09-13 | 2011-09-13 | Refrigerator with a door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203407416U CN202328985U (en) | 2011-09-13 | 2011-09-13 | Refrigerator with a door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202328985U true CN202328985U (en) | 2012-07-11 |
Family
ID=46440966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203407416U Expired - Lifetime CN202328985U (en) | 2011-09-13 | 2011-09-13 | Refrigerator with a door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202328985U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102997534A (en) * | 2011-09-13 | 2013-03-27 | 珠海格力电器股份有限公司 | Refrigerator and defrosting method thereof |
| CN105051473A (en) * | 2012-12-28 | 2015-11-11 | 阿塞里克股份有限公司 | Cooling device with combined heater for dew and frost prevention |
| CN107687728A (en) * | 2017-09-07 | 2018-02-13 | 科希曼电器有限公司 | A kind of control method for the air energy heat pump defrost for judging condensation point |
| CN109282562A (en) * | 2018-11-06 | 2019-01-29 | 合肥雪祺电气有限公司 | A kind of refrigerator frost-removal structure |
| CN110940135A (en) * | 2019-12-09 | 2020-03-31 | 珠海格力电器股份有限公司 | Refrigerator and defrosting detection device and defrosting control method thereof |
-
2011
- 2011-09-13 CN CN2011203407416U patent/CN202328985U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102997534A (en) * | 2011-09-13 | 2013-03-27 | 珠海格力电器股份有限公司 | Refrigerator and defrosting method thereof |
| CN105051473A (en) * | 2012-12-28 | 2015-11-11 | 阿塞里克股份有限公司 | Cooling device with combined heater for dew and frost prevention |
| CN107687728A (en) * | 2017-09-07 | 2018-02-13 | 科希曼电器有限公司 | A kind of control method for the air energy heat pump defrost for judging condensation point |
| CN107687728B (en) * | 2017-09-07 | 2020-12-15 | 科希曼电器有限公司 | Air energy heat pump defrosting control method for judging condensation point |
| CN109282562A (en) * | 2018-11-06 | 2019-01-29 | 合肥雪祺电气有限公司 | A kind of refrigerator frost-removal structure |
| CN110940135A (en) * | 2019-12-09 | 2020-03-31 | 珠海格力电器股份有限公司 | Refrigerator and defrosting detection device and defrosting control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102997534B (en) | Refrigerator and defrosting method thereof | |
| CN107120899B (en) | A kind of wind cooling refrigerator and its defrosting control method | |
| CN106196826B (en) | Wind cooling refrigerator and its dehumanization method | |
| CN105222478B (en) | The method defrosted using freezer outside air auxiliary electrical heater | |
| CN107421200B (en) | A kind of wind cooling refrigerator defrosting control method | |
| CN100549587C (en) | Demister | |
| CN101738054B (en) | Method for defrosting based on by-pass circulating defrosting structure of refrigerator | |
| CN101963437A (en) | Defrosting control system and control method of refrigerator | |
| CN201803567U (en) | Defrosting control system of refrigerator | |
| CN202328985U (en) | Refrigerator with a door | |
| CN205897672U (en) | White heating structure of freezing fanization of refrigerator | |
| JP5178771B2 (en) | Freezer refrigerator | |
| CN203572126U (en) | Unfreezing fresh-keeping chamber in refrigerator | |
| CN106288612A (en) | A kind of defrost energy-saving control method of wind cooling refrigerator | |
| CN105276895A (en) | Air-cooling refrigerator | |
| CN105241159B (en) | A kind of Niche type defroster for frost-free refrigerator | |
| CN108413685A (en) | Wind cooling refrigerator and its defrosting control method | |
| CN207113360U (en) | A kind of wind cooling refrigerator with energy saving air duct | |
| CN202613892U (en) | Air-cooled refrigerator | |
| CN203744643U (en) | Device for assisting in electric heating defrosting through air outside refrigerated storage | |
| JP2013061084A (en) | Refrigerator | |
| CN206131589U (en) | Air -cooling refrigerator | |
| CN203629182U (en) | Full fresh air frost-free cryogenic cooling fan | |
| CN208567251U (en) | A kind of household refrigerator-freezer to defrost naturally | |
| CN106403454A (en) | Refrigerator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120711 Effective date of abandoning: 20151104 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |