CN1532485A - Ice preventer of evaporator of indirectly cooling type electric refrigerator - Google Patents
Ice preventer of evaporator of indirectly cooling type electric refrigerator Download PDFInfo
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- CN1532485A CN1532485A CNA03119687XA CN03119687A CN1532485A CN 1532485 A CN1532485 A CN 1532485A CN A03119687X A CNA03119687X A CN A03119687XA CN 03119687 A CN03119687 A CN 03119687A CN 1532485 A CN1532485 A CN 1532485A
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- evaporimeter
- inner bin
- evaporator
- indirect
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Abstract
The ice preventer for evaporator in indirectly cooling electric refrigerator has one expanded notch part formed inside the refrigerator body. The expanded notch part has the functions of forming air flow between the refrigerator body and the evaporator and separating the evaporator and near part from the inside refrigerator body. The present invention has the effects of preventing icing between the evaporator and the inside refrigerator body and caused ice breaking sound.
Description
Technical field
The present invention relates to a kind of indirect-cooling refrigerator, furtherly, the device that avoids evaporating that then relates to a kind of indirect-cooling refrigerator that can the bring following effect device that freezes: by reducing the contact-making surface of evaporimeter and inner bin, can reduce breaking of the ice that produces on the contact-making surface.
Background technology
Generally, refrigerator is to be used for frozen food or to keep the device that food is fresh, can take care of food for a long time according to frozen state.
According to the difference of the type of cooling, refrigerator is divided into derect refrigerated refrigerator and indirect-cooling refrigerator.In derect refrigerated refrigerator,, can directly carry out heat exchange between the food of feasible storage and the evaporimeter because the evaporimeter that freeze cycle is used is directly exposed in the cooling space of refrigerating chamber and refrigerating chamber.But above-mentioned derect refrigerated refrigerator has following shortcoming: according to the diverse location of preserve foods, and the speed difference that food is cooled, and certain difficulty is arranged aspect defrosting.Therefore, general home-use refrigerator, particularly large-scale refrigerator mainly uses the indirect-cooling refrigerator.
In the indirect-cooling refrigerator, evaporimeter is not directly exposed in the cooling space of refrigerating chamber and refrigerating chamber, but evaporimeter is arranged in the air flue that is formed on refrigerating chamber or refrigerating chamber one side separately.That is to say that in air flue, evaporator cools air, air after being cooled flow into by the inside of blowing fan to refrigerating chamber and refrigerating chamber through air flue, carry out heat exchange with the food of storage etc. after, inflow evaporator again.
Fig. 1 to Fig. 3 demonstrates the structure chart of the indirect-cooling refrigerator of existing technology, and Fig. 1 is the sectional side view of refrigerator, and Fig. 2 is the front elevation of evaporimeter installing component, and Fig. 3 is the sectional side view of evaporimeter installing component.
As shown in Figure 1, the back of the inner bin 2 of refrigerating chamber is provided with evaporimeter 3; The upper end of above-mentioned inner bin 2 is formed with opening 7; The lower end of above-mentioned inner bin 2 is formed with cold air sucting inlet 8.In addition, the back of above-mentioned opening 7 is provided with blowing fan 6.
After storage thing in the refrigerating chamber was cooled, the cold air that becomes relatively-high temperature through heat exchange was transmitted to evaporimeter 3 by cold air sucting inlet 8; After the cold air of above-mentioned relatively-high temperature is cooled by above-mentioned evaporimeter 3, send in the refrigerating chamber through opening 7, cool off the storage thing of refrigerating chamber inside again by blowing fan 6.
Fig. 2 is the front elevation of evaporimeter installing component, demonstrates rear from the evaporimeter 3 of Fig. 1 when inner bin 2 directions are seen, the shape of installing component.
Be formed with air flow circuit 4 on the inner bin 2, on above-mentioned air flow circuit 4, be fixed with evaporimeter 3.At this moment, the medial region of above-mentioned evaporimeter 3 keeps a determining deviation by above-mentioned air flow circuit 4 and inner bin 2, but most of exterior lateral area of evaporimeter 3 and above-mentioned inner bin 2 form contacted state.
But, send the air of evaporimeter 3 to through above-mentioned cold air sucting inlet 8, be cooled by evaporimeter, finally make the temperature of air drop to dewfall point when following, cause airborne moisture to become frost and be attached on the evaporimeter 3.In addition, also can if above-mentioned frost becomes ice, above-mentioned evaporimeter 3 fully can be combined with inner bin 2 on the contact portion 9 of above-mentioned evaporimeter 3 and inner bin 2 with frost.
If under combined state, the work that refrigerator is cooled off or defrost can cause evaporimeter to cool off hastily or heats, and the conduit that makes evaporimeter is upheld or shunk towards length direction.Above-mentioned situation can produce stress on ice, finally can cause icing breaking producing very big plosive.
Summary of the invention
In order to solve the problem that prior art exists, the device that avoids evaporating that the invention provides a kind of indirect-cooling refrigerator that can the bring following effect device that freezes: freezing between evaporimeter by preventing the indirect-cooling refrigerator and the inner bin, can reduce the plosive of breaking and producing because of above-mentioned situation of ice.
In order to realize purpose of the present invention, the invention provides a kind of icing device of the device that avoids evaporating of indirect-cooling refrigerator, it is characterized in that: the expansion of expansion sunk part is formed on the inner bin; Above-mentioned expansion sunk part not only can make above-mentioned inner bin and be arranged between the inner bin evaporimeter simultaneously and form circulation of air, but also overall region such as above-mentioned evaporimeter medial region and neighboring area all are not in contact with on the above-mentioned inner bin.
In addition, also include the evaporimeter support component, above-mentioned evaporimeter support component is used to prevent that above-mentioned evaporimeter is inserted into the inboard of above-mentioned expansion sunk part.
In addition, above-mentioned evaporimeter support section is made of the more than one projecting part that is formed on the above-mentioned inner bin, and above-mentioned projecting part supports above-mentioned evaporimeter highlightedly in a side of above-mentioned inner bin depressed part.
The icing device of the device that avoids evaporating of indirect-cooling refrigerator provided by the invention can bring following effect:
In the present invention, freezing between evaporimeter by blocking indirect-cooling refrigerator and the inner bin can be reduced the plosive of breaking and producing because of above-mentioned situation of ice.
Description of drawings
Fig. 1 to Fig. 3 demonstrates the structure chart of the indirect-cooling refrigerator of existing technology,
Fig. 1 is the sectional side view of refrigerator,
Fig. 2 is the front elevation of evaporimeter installing component,
Fig. 3 is the sectional side view of evaporimeter installing component.
Fig. 4 to Fig. 5 demonstrates the structure chart of one embodiment of the invention,
Fig. 4 is the front elevation of the icing device of device that avoids evaporating of indirect-cooling refrigerator,
Fig. 5 is the sectional side view of the icing device of device that avoids evaporating of indirect-cooling refrigerator.
The critical piece description of reference numerals
2: inner bin 3: evaporimeter
4: air flow circuit 5: projecting part
11: the expansion sunk part
The specific embodiment
With reference to the accompanying drawings, embodiments of the invention are elaborated.
Fig. 4, Fig. 5 demonstrate the structure chart of one embodiment of the invention, and Fig. 4 is the front elevation of the icing device of device that avoids evaporating of indirect-cooling refrigerator, and Fig. 5 is the sectional side view of the icing device of device that avoids evaporating of indirect-cooling refrigerator.
As shown in Figure 4, the upper end of evaporimeter 3 is fixed on the inner bin 2 by fixture 10, has been formed with the expansion sunk part 11 of air flow circuit effect between above-mentioned inner bin 2 and the evaporimeter 3.
Above-mentioned expansion sunk part 11 can make between evaporimeter 3 and the inner bin 2 and not form the part that is in contact with one another.In the prior art, though inner bin 2 is not contacted with the medial region of evaporimeter 3, the part in the exterior lateral area of inner bin 2 and evaporimeter 3 contacts, and forms air flow circuit 4.In the present invention, for Zone Fulls such as the medial region that makes inner bin 2 and evaporimeter 3 and exterior lateral area do not contact, on inner bin 2, form expansion sunk part 11.
In order to prevent that above-mentioned evaporimeter 3 is inserted in the expansion sunk part 11, the side of above-mentioned expansion sunk part 11 is formed with projecting part 5.But above-mentioned projecting part 5 is not limited to the side that is formed on expansion sunk part 11, also can be formed on above-mentioned expansion sunk part 11 below, also can be from the bottom surface of above-mentioned expansion sunk part 11 to the above-mentioned evaporimeter 3 of upper support.
Below, the work of embodiments of the invention is elaborated.
The most of structure of cooling recirculation system of the present invention is same as the prior art.
As shown in Figure 1, the back of the inner bin 2 of refrigerating chamber is provided with evaporimeter 3; The upper end of above-mentioned inner bin 2 is formed with opening 7; The lower end of above-mentioned inner bin 2 is formed with cold air sucting inlet 8.In addition, the back of above-mentioned opening 7 is provided with blowing fan 6.
After storage thing in the refrigerating chamber was cooled, the cold air that becomes relatively-high temperature through heat exchange was transmitted to evaporimeter 3 by cold air sucting inlet 8; After the cold air of above-mentioned relatively-high temperature is cooled by above-mentioned evaporimeter 3, send in the refrigerating chamber through opening 7, cool off the storage thing of refrigerating chamber inside again by blowing fan 6.
The present invention is mobile identical with the air on the prior art evaporimeter 3.That is to say that the air that is sent on the evaporimeter 3 through cold air sucting inlet 8 is cooled by evaporimeter, and the temperature of air is dropped to below the dewfall point, cause airborne moisture to become frost attached on the above-mentioned evaporimeter 3.
But the discrepancy of the present invention and prior art is: the contact-making surface between evaporimeter 3 and the inner bin 2 only is formed on the projecting part 5, so compared with prior art, has reduced the part that is combined by ice between inner bin 2 and the evaporimeter 3.
So, even because of the cooling of refrigerator and carrying out repeatedly of defrosting operation, conduit is shunk or expansion, produce the part that ice breaks but reduced, thereby reduced the part that produces plosive.
Claims (3)
1, a kind of icing device of the device that avoids evaporating of indirect-cooling refrigerator is characterized in that:
The expansion of expansion sunk part is formed on the inner bin; Above-mentioned expansion sunk part not only can make above-mentioned inner bin and be arranged between the inner bin evaporimeter simultaneously and form circulation of air, but also overall region such as above-mentioned evaporimeter medial region and neighboring area are not touched on the above-mentioned inner bin.
2, the icing device of the device that avoids evaporating of indirect-cooling refrigerator according to claim 1 is characterized in that:
Also include the evaporimeter support component, above-mentioned evaporimeter support component is used to prevent that above-mentioned evaporimeter is inserted into the inboard of above-mentioned expansion sunk part.
3, the icing device of the device that avoids evaporating of indirect-cooling refrigerator according to claim 1 is characterized in that:
Above-mentioned evaporimeter support component is made of the more than one projecting part that is formed on the above-mentioned inner bin, and above-mentioned projecting part supports above-mentioned evaporimeter highlightedly in a side of above-mentioned inner bin depressed part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA03119687XA CN1532485A (en) | 2003-03-21 | 2003-03-21 | Ice preventer of evaporator of indirectly cooling type electric refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA03119687XA CN1532485A (en) | 2003-03-21 | 2003-03-21 | Ice preventer of evaporator of indirectly cooling type electric refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1532485A true CN1532485A (en) | 2004-09-29 |
Family
ID=34285211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA03119687XA Pending CN1532485A (en) | 2003-03-21 | 2003-03-21 | Ice preventer of evaporator of indirectly cooling type electric refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1532485A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865590A (en) * | 2009-04-14 | 2010-10-20 | 三菱电机株式会社 | Refrigeratory |
-
2003
- 2003-03-21 CN CNA03119687XA patent/CN1532485A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865590A (en) * | 2009-04-14 | 2010-10-20 | 三菱电机株式会社 | Refrigeratory |
| CN101865590B (en) * | 2009-04-14 | 2011-12-21 | 三菱电机株式会社 | Refrigeratory |
| TWI398611B (en) * | 2009-04-14 | 2013-06-11 | Mitsubishi Electric Corp | Refrigerateor |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |