CN104101162A - Temperature equalizing structure for refrigerator - Google Patents
Temperature equalizing structure for refrigerator Download PDFInfo
- Publication number
- CN104101162A CN104101162A CN201310119553.4A CN201310119553A CN104101162A CN 104101162 A CN104101162 A CN 104101162A CN 201310119553 A CN201310119553 A CN 201310119553A CN 104101162 A CN104101162 A CN 104101162A
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- Prior art keywords
- refrigerator
- heat pipe
- drawer
- average
- evaporation ends
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Abstract
A temperature equalizing structure used for a refrigerator is applied to a compartment or a drawer of the refrigerator. An air cooling passage is arranged inside the refrigerator, the temperature equalizing structure is a heat pipe, the heat pipe is arranged at the top of the compartment or the drawer of the refrigerator, the heat pipe comprises a condensing end and an evaporating end, the condensing end extends into the air cooling passage or a position close to the air cooling passage, and the evaporating end extends to a position close to the top position corresponding to a position, where temperature equalizing is required, inside the compartment or the drawer of the refrigerator. According to the temperature equalizing structure used for the refrigerator, by arranging the heat pipe at the top of the compartment or the drawer of the refrigerator, since the heat transmission efficiency of the heat pipe is high, the cold flow the condensing end can be sent to the evaporating end quickly, namely the cold flow inside the air cooling passage is transferred to the evaporating end quickly through the condensing end of the heat pipe. Therefore the temperature of the top of the compartment or the drawer of the refrigerator, in which the evaporating end locates, can be lowered, the temperature inside the compartment or the drawer of the entire refrigerator is enabled to be uniform, and the refrigerator is more suitable for preserving vegetables and fruits.
Description
Technical field
The present invention relates to household appliance technical field, relate in particular to a kind of refrigerator average-temperature structure.
Background technology
The cooling structure of fridge freshness retaining chamber, generally adopts air intake cooling structure in the market, adopts cold wind to be directly blown in fresh-keeping chamber fresh-keeping chamber is carried out to cooling mode.Adopt such type of cooling to carry out fresh-keeping chamber cooling, cold wind certainly will be taken away the part moisture content in fresh-keeping chamber, thereby has had a strong impact on the fresh-keeping effect of vegetables, fruit in fresh-keeping chamber.
In order to make the vegetable and fruit in fresh-keeping chamber, avoid by air-dry, make fridge freshness retaining chamber reach the cooling object of high moisturizing, I take charge of on April 18th, 2012 Granted publication, Granted publication number be the Chinese utility model patent of CN202195636U, a kind of refrigerator is disclosed, the top of this fridge freshness retaining chamber and rear side have the cooling air channel of a sealing, by this cooling air channel, radiation is carried out in fridge freshness retaining chamber cooling, make fresh-keeping chamber obtain good cooling effect.
But because the front side of fresh-keeping chamber is door, door not only often need to open or close, and the effect of heat insulation of the foaming layer that adopts not as other face of fresh-keeping chamber of the door seal effect of heat insulation of reveal, therefore, the thermic load that fresh-keeping chamber is brought is large, top cooling pipe obviously rises a lot by the temperature of doorway side than rear side temperature, iff relying on the cold of top cooling air channel to be difficult to meet the needs of fresh-keeping chamber front side to cold, before and after easily causing in fresh-keeping chamber, the temperature difference is large, thereby is difficult to meet the fresh-keeping requirement of vegetables, fruit in fresh-keeping chamber.
Therefore, need to design a kind of uniform average-temperature structure of refrigerator indoor temperature that makes, to meet the vegetables that are stored in refrigerator, the fresh-keeping requirement of fruit, make the fresh-keeping effect of vegetables, fruit better.
Summary of the invention
The problem that the present invention solves is to provide a kind of uniform average-temperature structure of refrigerator indoor temperature that makes, and to meet the vegetables that are stored in refrigerator, the fresh-keeping requirement of fruit, makes the fresh-keeping effect of vegetables, fruit better.
For addressing the above problem, the present invention has disclosed a kind of refrigerator average-temperature structure, be applied to refrigerator compartment or drawer, described refrigerator is provided with cooling air channel, described average-temperature structure is heat pipe, and described heat pipe is arranged on the top of described refrigerator compartment or drawer, and described heat pipe comprises condensation end and evaporation ends, described condensation end extends in described cooling air channel or near cooling air channel, described evaporation ends extends to be needed in described refrigerator compartment or drawer near tip position corresponding to the position of samming.
Preferably, described evaporation ends extends to described refrigerator compartment or drawer near the tip position at described door body place.
Preferably, described heat pipe evaporation ends is for to be made into cooling flat board by propelling the price of mode.
Preferably, the reserved some coolant channel outlets that are connected with described condensation end of described cooling flat board, the refrigerant line of described condensation end is connected with the outlet of the coolant channel of described evaporation ends.
Preferably, the refrigerant line of described condensation end and the cooling flat board of described evaporation ends are certain angle of inclination.
Preferably, described condensation end is provided with fin.
Preferably, the gap of arranging of described fin is consistent with the wind direction of described cooling air channel.
Preferably, described heat pipe is gravity-type heat pipe or siphonic heat pipe.
Compared with prior art, the present invention has the following advantages: disclosed refrigerator average-temperature structure, be applied to refrigerator compartment or drawer, described refrigerator is provided with cooling air channel, described average-temperature structure is heat pipe, described heat pipe is arranged on the top of described refrigerator compartment or drawer, described heat pipe comprises condensation end and evaporation ends, described condensation end extends in described cooling air channel or near cooling air channel, described evaporation ends extends to be needed in described refrigerator compartment or drawer near tip position corresponding to the position of samming.Disclosed refrigerator average-temperature structure, by being provided with heat pipe at refrigerator compartment or drawer top, because the heat transfer efficiency of heat pipe is high, the cold of condensation end can be passed to evaporation ends fast, soon the cold in cooling air channel is delivered to evaporation ends fast by the condensation end of heat pipe, thereby by the temperature fast reducing at the residing refrigerator compartment of evaporation ends or drawer top, make the temperature of whole refrigerator compartment or drawer keep uniformity, be more suitable for preserving vegetables, fruit.
Accompanying drawing explanation
Fig. 1 is the structural representation of refrigerator compartment in the preferred embodiment of the present invention;
Fig. 2 is the longitudinal sectional view that in the preferred embodiment of the present invention, refrigerator is used average-temperature structure;
Fig. 3 is the transverse sectional view that in the preferred embodiment of the present invention, refrigerator is used average-temperature structure;
Fig. 4 is the perspective view that in the preferred embodiment of the present invention, refrigerator is used the cooling flat board of average-temperature structure;
Wherein: 1, door body; 2, cooling air channel; 3, heat pipe; 31, condensation end; 32, evaporation ends; 4, fin.
The specific embodiment
Existing fridge freshness retaining chamber, on the one hand, for fear of being stored in fruits and vegetables in fresh-keeping chamber by air-dry, on the other hand, in order to improve the fresh-keeping effect of fruits and vegetables in fresh-keeping chamber, the cooling air channel that top and rear side in fridge freshness retaining chamber is provided with a sealing, carries out radiation by this cooling air channel to fridge freshness retaining chamber cooling, makes fresh-keeping chamber obtain good cooling effect.
But because the front side of fresh-keeping chamber is door, door not only often need to open or close, and the effect of heat insulation of the foaming layer that adopts not as other face of fresh-keeping chamber of the door seal effect of heat insulation of reveal, therefore, the thermic load that fresh-keeping chamber is brought is large, top cooling pipe obviously rises a lot by the temperature of doorway side than rear side temperature, iff relying on the cold of top cooling air channel to be difficult to meet the needs of fresh-keeping chamber front side to cold, before and after easily causing in fresh-keeping chamber, the temperature difference is large, thereby is difficult to meet the fresh-keeping requirement of vegetables, fruit in fresh-keeping chamber.
In view of the above problems, the present invention has disclosed a kind of refrigerator average-temperature structure, be applied to refrigerator compartment or drawer, described refrigerator is provided with cooling air channel, described average-temperature structure is heat pipe, and described heat pipe is arranged on the top of described refrigerator compartment or drawer, and described heat pipe comprises condensation end and evaporation ends, described condensation end extends in described cooling air channel or near cooling air channel, described evaporation ends extends to be needed in described refrigerator compartment or drawer near tip position corresponding to the position of samming.
Preferably, described evaporation ends extends to described refrigerator compartment or drawer near the tip position at described door body place.
Preferably, described heat pipe evaporation ends is for to be made into cooling flat board by propelling the price of mode.
Preferably, the reserved some coolant channel outlets that are connected with described condensation end of described cooling flat board, the refrigerant line of described condensation end is connected with the outlet of the coolant channel of described evaporation ends.
Preferably, the refrigerant line of described condensation end and the cooling flat board of described evaporation ends are certain angle of inclination.
Preferably, described condensation end is provided with fin.
Preferably, the gap of arranging of described fin is consistent with the wind direction of described cooling air channel.
Preferably, described heat pipe is gravity-type heat pipe or siphonic heat pipe.
Disclosed refrigerator average-temperature structure, by being provided with heat pipe at refrigerator compartment or drawer top, because the heat transfer efficiency of heat pipe is high, the cold of condensation end can be passed to evaporation ends fast, soon the cold in cooling air channel is delivered to evaporation ends fast by the condensation end of heat pipe, thereby by the temperature fast reducing at the residing refrigerator compartment of evaporation ends or drawer top, make the temperature of whole refrigerator compartment or drawer keep uniformity, be more suitable for preserving vegetables, fruit.
Below in conjunction with accompanying drawing, the technical scheme in the embodiment of the present invention is described in detail.
Incorporated by reference to Fig. 1 to Fig. 4, the present invention has disclosed a kind of refrigerator average-temperature structure, is applied to refrigerator compartment or drawer.Wherein, refrigerator is provided with cooling air channel 2, average-temperature structure is heat pipe 3, heat pipe 3 is arranged on the top of refrigerator compartment or drawer, heat pipe 3 comprises condensation end 31 and evaporation ends 32, condensation end 31 extends in cooling air channel 2 or near cooling air channel 2, evaporation ends 32 extends to be needed in refrigerator compartment or drawer near tip position corresponding to the position of samming.Heat pipe 3 is herein comprised of shell, liquid-sucking core and end cap, and negative pressure state is pumped in heat pipe 3 inside, is filled with suitable liquid, and this boiling point of liquid is low, easily volatilization.The liquid-sucking core of being close to tube wall consists of capillary porous material.Heat pipe 3 one end are evaporation ends 32, one end is condensation end 31 in addition, when the evaporation ends 32 of heat pipe 3 is heated, liquid in capillary evaporates rapidly, and steam flows to condensation end 31 under small pressure differential, and releases heat, regelation becomes liquid, liquid flows back to evaporation ends 32 along porous material by the effect of capillary force again, and so circulation is more than, and heat reaches other one end by heat pipe 3 one end.This circulation is carried out fast, and thus, heat can be come by conduction continuously.
Disclosed refrigerator average-temperature structure, save the closed cooling air channel that top, existing fridge freshness retaining chamber adopts, changed available technology adopting top cooling air channel the cooling traditional approach of radiation has been carried out in fridge freshness retaining chamber, make full use of the high feature of heat transfer efficiency that heat pipe has, the evaporation ends of heat pipe 3 32 is arranged on and in refrigerator compartment or drawer, is needed near tip position corresponding to the position of samming, so that the heat at tip position place corresponding to the position that needs samming in refrigerator compartment or drawer is fully transmitted, particularly refrigerator compartment or drawer are near the heat at door body 1 place., the condensation end of heat pipe 3 31 is extended in cooling air channel 2 or near cooling air channel 2 meanwhile, transmitting the cold wind coming from cooling air channel 2, transmit, thus make in refrigerator compartment or drawer temperature obtain balancedly, realize even temperature effect.
In the preferred embodiment of the present invention, heat pipe 3 is gravity-type heat pipe.Refrigerant in the condensation end of gravity-type heat pipe is relying on the evaporation ends that is back to heat pipe under self gravitation effect, the advantages such as simple in structure, easy making that gravity-type heat pipe has, low price.But when using gravity-type heat pipe, require the condensation end position of gravity-type heat pipe higher than evaporation ends position, just can make the refrigerant in condensation end can rely on self gravitation effect to be back to the evaporation ends of heat pipe.Therefore,, in the preferred embodiment of the present invention, when heat pipe 3 adopts gravity-type heat pipe, the horizontal level of the condensation end 31 of gravity-type heat pipe is higher than the horizontal level of evaporation ends 32.
The equal greenhouse of disclosed refrigerator, the heat pipe 3 adopting, except using gravity-type heat pipe, can also adopt siphonic heat pipe.Siphonic heat pipe does not limit the position relationship of condensation end of heat pipe and evaporation ends, but complex structure, be difficult for to make, price.
Further, the evaporation ends 32 of heat pipe 3 is made into cooling flat board by propelling the price of mode, as shown in Figure 4, is about to after two metal plates merge propel the price of into many tubular conduits, then these tubular conduits is vacuumized to backlash and fills with refrigerant, finally forms cooling flat board.So, be about to many heat pipes and make an integral body by clad metal plate externally, be more conducive to heat transmission, and more uniform temperature.The reserved some coolant channel outlets that are connected with condensation end 31 of cooling flat board, the refrigerant line of condensation end 31 is connected with the coolant channel outlet of evaporation ends 32.When heat pipe 3 adopts gravity-type heat pipe, the refrigerant line of condensation end 31 and the cooling flat board of evaporation ends 32 are certain angle of inclination
Further, the size of cooling flat board, shape are identical with size, the shape at equal tops, greenhouse, to improve heat exchange area.In addition, also can heat pipe or cooling flat board be set by other wall in equal greenhouse, to improve to a greater extent the heat exchange area in equal greenhouse.
In order to improve further the heat exchange efficiency of heat pipe 3, the condensation end 31 of heat pipe 3 is provided with fin 4, and the gap of arranging of fin 4 is consistent with the wind direction of cooling air channel 2, and the fin surface so that the cold wind in cooling air channel 2 is flowed through will improve heat exchange efficiency greatly.
Disclosed refrigerator average-temperature structure, be applied to refrigerator compartment or drawer, refrigerator is provided with cooling air channel 2, average-temperature structure is heat pipe 3, heat pipe 3 is arranged on the top of refrigerator compartment or drawer, heat pipe 3 comprises condensation end 31 and evaporation ends 32, and condensation end 31 extends in cooling air channel 2 or near cooling air channel 2, evaporation ends 32 extends to be needed in refrigerator compartment or drawer near tip position corresponding to the position of samming.Disclosed refrigerator average-temperature structure, by the top at refrigerator compartment or drawer, be provided with heat pipe 3, because the heat transfer efficiency of heat pipe 3 is high, the cold of heat pipe 3 condensation ends 31 can be passed to evaporation ends 32 fast, soon the cold in cooling air channel 2 is delivered to evaporation ends 32 fast by the condensation end 31 of heat pipe 3, thereby by the residing temperature fast reducing of evaporation ends 32, be applicable to especially fast reducing refrigerator compartment or drawer near the temperature at door body 1 place, thereby make the temperature of whole refrigerator compartment or drawer keep uniformity, be more suitable for preserving vegetables, fruit.Experiment shows, by being applied in, heat pipe need the cooling fruits and vegetables of radiation indoor, can greatly improve the temperature homogeneity of chamber between fruits and vegetables, the cooling fruits and vegetables interior space temperature gradient difference of former employing sealing cooling air channel radiation is 4.3 ℃, adopt after heat pipe, fruits and vegetables interior space temperature gradient difference is 2.1 ℃, and the temperature on the refrigerator doors side that especially thermic load is large is reduced greatly.
In addition, disclosed refrigerator average-temperature structure, can, by changing the heat exchange amount of heat pipe 3 condensation ends 31, set refrigerator compartment or drawer for 0 ℃ of above refrigerating chamber or 0 ℃ of other following chamber, as ice greenhouse, soft freezing chamber or refrigerating chamber, flexible and changeable.Heat pipe cooling scheme also can be applicable to the frost make-up room that need to avoid cold wind to blow.If make frost cup in wind cooling refrigerator, owing to being subject to cold wind, blow, cannot make frost.Then, adopt after the heat pipe type of cooling, utilize cold naturally to sink, can greatly improve the success rate that frost is made.
Disclosed refrigerator average-temperature structure, simple in structure, with low cost, manufacturing process is simple, be suitable for generally applying.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a refrigerator average-temperature structure, be applied to refrigerator compartment or drawer, described refrigerator is provided with cooling air channel, it is characterized in that: described average-temperature structure is heat pipe, described heat pipe is arranged on the top of described refrigerator compartment or drawer, described heat pipe comprises condensation end and evaporation ends, and described condensation end extends in described cooling air channel or near cooling air channel, described evaporation ends extends to be needed in described refrigerator compartment or drawer near tip position corresponding to the position of samming.
2. refrigerator average-temperature structure according to claim 1, is characterized in that: described evaporation ends extends to described refrigerator compartment or drawer near the tip position at described door body place.
3. according to the refrigerator average-temperature structure described in the arbitrary claim of claim 1, it is characterized in that: described heat pipe evaporation ends is for to be made into cooling flat board by propelling the price of mode.
4. according to the refrigerator average-temperature structure described in the arbitrary claim of claim 3, it is characterized in that: the reserved some coolant channel outlets that are connected with described condensation end of described cooling flat board, the refrigerant line of described condensation end is connected with the outlet of the coolant channel of described evaporation ends.
5. according to the refrigerator average-temperature structure described in the arbitrary claim of claim 4, it is characterized in that: the refrigerant line of described condensation end and the cooling flat board of described evaporation ends are certain angle of inclination.
6. refrigerator average-temperature structure according to claim 1, is characterized in that: described condensation end is provided with fin.
7. refrigerator average-temperature structure according to claim 6, is characterized in that: the gap of arranging of described fin is consistent with the wind direction of described cooling air channel.
8. refrigerator average-temperature structure according to claim 1, is characterized in that: described heat pipe is gravity-type heat pipe or siphonic heat pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310119553.4A CN104101162B (en) | 2013-04-08 | 2013-04-08 | A kind of refrigerator average-temperature structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310119553.4A CN104101162B (en) | 2013-04-08 | 2013-04-08 | A kind of refrigerator average-temperature structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104101162A true CN104101162A (en) | 2014-10-15 |
| CN104101162B CN104101162B (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310119553.4A Active CN104101162B (en) | 2013-04-08 | 2013-04-08 | A kind of refrigerator average-temperature structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105910478A (en) * | 2016-04-14 | 2016-08-31 | 青岛海尔特种电冰箱有限公司 | Temperature balancing container and refrigerator provided with same |
| CN107156602A (en) * | 2017-07-10 | 2017-09-15 | 合肥美菱股份有限公司 | A kind of defrosting plate |
| CN108731343A (en) * | 2017-04-18 | 2018-11-02 | 合肥华凌股份有限公司 | Refrigeration equipment |
| CN109469988A (en) * | 2018-12-28 | 2019-03-15 | 浙江荣捷特科技有限公司 | A kind of screen cooling device using sterlin refrigerator as cold source |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105910478A (en) * | 2016-04-14 | 2016-08-31 | 青岛海尔特种电冰箱有限公司 | Temperature balancing container and refrigerator provided with same |
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| CN108731343A (en) * | 2017-04-18 | 2018-11-02 | 合肥华凌股份有限公司 | Refrigeration equipment |
| CN107156602A (en) * | 2017-07-10 | 2017-09-15 | 合肥美菱股份有限公司 | A kind of defrosting plate |
| CN109469988A (en) * | 2018-12-28 | 2019-03-15 | 浙江荣捷特科技有限公司 | A kind of screen cooling device using sterlin refrigerator as cold source |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104101162B (en) | 2016-07-13 |
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