CN100545556C - A kind of double-door electric refrigerator of air-cooled band air curtain - Google Patents
A kind of double-door electric refrigerator of air-cooled band air curtain Download PDFInfo
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- CN100545556C CN100545556C CNB2005100567431A CN200510056743A CN100545556C CN 100545556 C CN100545556 C CN 100545556C CN B2005100567431 A CNB2005100567431 A CN B2005100567431A CN 200510056743 A CN200510056743 A CN 200510056743A CN 100545556 C CN100545556 C CN 100545556C
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- 238000007710 freezing Methods 0.000 claims abstract description 49
- 230000008014 freezing Effects 0.000 claims abstract description 49
- 238000001816 cooling Methods 0.000 claims description 26
- 238000007664 blowing Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000005057 refrigeration Methods 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 abstract 1
- 239000003570 air Substances 0.000 description 161
- 235000013305 food Nutrition 0.000 description 11
- 230000001877 deodorizing effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000010257 thawing Methods 0.000 description 2
- 235000013311 vegetables Nutrition 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 235000019789 appetite Nutrition 0.000 description 1
- 230000036528 appetite Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013401 experimental design Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
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- 230000008569 process Effects 0.000 description 1
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Abstract
A kind of double-door electric refrigerator of air-cooled band air curtain, comprise refrigerating chamber casing, refrigerating chamber casing, refrigeration system, control system, between described refrigerating chamber casing wall, refrigerating chamber casing wall and described refrigerating chamber casing and refrigerating chamber casing, be equipped with a cold air duct, in described refrigerating chamber casing, a soft freezing chamber is set, described refrigeration system adopts one to overlap independently refrigeration system, and the inside casing at described refrigerating chamber casing top is provided with at least one cover air curtain generating means.Design, in the refrigerating chamber casing, be provided with the air curtain generating means by air channel structure to double-door refrigerator, when the door body of refrigerating chamber is opened, air curtain apparatus work, thereby the cold wind of discharging hinders in the refrigerating chamber and the heat exchange action between outdoor, like this, the beneficial effect that the draft type that is the air curtain shape can effectively realize energy saving is set.
Description
Technical Field
The invention relates to a double-door refrigerator, in particular to an air-cooled double-door refrigerator with an air curtain.
Background
The refrigerator body has heat insulating effect during the refrigerating process, and the refrigerator body is insulated from the outside air to reduce unnecessary electric energy consumption. The structural style of the refrigerator body varies with the capacity of the refrigerator, but basically comprises a refrigerator body, a refrigerator door and necessary accessories. The compartments of the prior art refrigerators generally include a refrigerating compartment and a freezing compartment, and the cooling method thereof can be classified into a direct-cooling type refrigerator and an indirect-cooling type refrigerator, in which foods are cooled by natural convection of air in the refrigerator. Because the evaporator is often installed in the upper portion of the refrigerator, the air around the evaporator exchanges heat with the evaporator, which transfers heat to the evaporator, and the evaporator transfers cold to the air. After the air absorbs cold, the temperature is reduced, the density is increased, and the air moves downwards. The air in the lower part of the refrigerator is subjected to heat exchange with the cooled food, the food transfers heat to the air, and after the air obtains the heat, the temperature rises again, the density is reduced, and the air rises to the periphery of the evaporator to transfer the heat to the evaporator. The cold air and the hot air are circulated, reciprocated and naturally convected to achieve the aim of refrigeration; the evaporator of indirect cooling refrigerator is fin tube set in the interlayer between the freezing chamber and the cold storage chamber or in the upper part of the back of the refrigerator, and one small fan is used to force the air inside the refrigerator to convect to cool. Most refrigerators produced in China are direct-cooling refrigerators, and indirect-cooling refrigerators have relatively low yield. There are different advantages and disadvantages for the direct-cooling type refrigerator and the indirect-cooling type refrigerator, respectively:
the direct-cooling refrigerator is popular in the northern market due to quick refrigeration, low power consumption, good moisture preservation and freshness preservation, and the air-cooling refrigerator is popular in the southern market due to uniform refrigeration, no need of defrosting and high cleanliness. In fact, the defects of the two products are obvious as well as the advantages of the two products, the fresh-keeping effect of the air-cooled refrigerator is poor, the vegetables and the fruits are preserved for a long time, the moisture and the nutrition can run off, the vegetables and the fruits seem to be wilted, and the appetite cannot be realized; the direct-cooling refrigerator has trouble defrosting, and even getting up and down to open the door becomes a heavy task after a day, which is still a time to defrost? This is a disadvantage of the direct cooling refrigerator. In view of the above-mentioned drawbacks of the prior art, those skilled in the art will also make improvements in some respects, such as the following references:
reference 1, chinese patent No. 03214622, discloses an air-cooled refrigerator with a built-in freezing chamber, comprising: the refrigerating chamber is enclosed into a sealed box body by a top wall, a bottom wall, a rear wall and two side walls, the front part of the box body is provided with an opening, and a door body capable of being opened and closed is arranged at the opening; the freezing chamber is arranged at the top of the refrigerating chamber and is enclosed into a sealed box body by a top wall, a bottom wall, a rear wall and two side walls, the front part of the box body is provided with an opening, a door body capable of being opened and closed is arranged at the opening, the top wall and the rear wall of the freezing chamber and the top wall and the rear wall of the refrigerating chamber are of an integrated structure, and the freezing chamber extends to the front part of the refrigerating chamber; the refrigerating system comprises an evaporator, and an air inlet duct and an air outlet duct which are communicated with the evaporator, wherein a top air outlet duct is arranged in the top wall of the refrigerating chamber, and an air outlet of the top air outlet duct is arranged on the top wall of the refrigerating chamber except the freezing chamber. The refrigerator can cool food stored in a space outside a top freezer of a refrigerating chamber in time to prevent the food stored therein from deteriorating.
The reference document 2, chinese patent No. 03270822, discloses an air-cooled refrigerator with a deodorizing device, wherein an air outlet duct and an air return duct are provided in a compartment of the refrigerator, an air inlet is provided at an outer end of the air outlet duct, and an air return opening is provided at an outer end of the air return duct, wherein the air return opening protrudes outward from the compartment of the refrigerator, and a foam deodorizing catalyst sheet is provided on the air return opening. Usually, the outer end of the air return inlet is provided with a foam deodorizing catalyst sheet fixing device, and the foam deodorizing catalyst sheet is arranged in the fixing device; the fixing device is a tubular fixing piece corresponding to the air return opening, and the tubular fixing piece is detachably fixed on the air return opening. The foam deodorizing catalyst sheet component in the refrigerator can be conveniently installed and replaced, peculiar smell and bacteria can be timely removed in the refrigerator, the refrigerator chamber can be kept clean in time, and food pollution and deterioration can be prevented.
The patent document 3, chinese patent No. 03270823, discloses an air volume adjustable refrigerator air duct and a refrigerator with the same, the air duct at least includes left and right side walls and a bottom wall, the left and right side walls of the air duct are correspondingly provided with arc plates, the middle of the air duct bottom wall corresponding to the arc plates is provided with a short column perpendicular to the air duct bottom wall, and the air duct bottom wall surrounding the short column is provided with an arc hole; correspond set up in the wind channel of arc by lateral wall and diapire enclose into the adjustable ring of amount of wind, set up the breach along radial correspondence on the lateral wall of adjustable ring of amount of wind, correspond on the diapire of adjustable ring of amount of wind the short column sets up the rotation sleeve pipe, the sleeve pipe suit is in on the short column, the diapire outside of adjustable ring of amount of wind corresponds the arc hole on the wind channel diapire and sets up the turning handle, the turning handle certainly wear out in the arc hole. The air duct can adjust the refrigerating air quantity according to the requirements of different foods, and different refrigerating speeds are designed for different foods, so that the nutrient components of the foods cannot be damaged and lost.
Reference 7, application No. 98116728, discloses a refrigerator with an apparatus for preventing air from entering the refrigerator, having a refrigerator case; a partition plate for dividing the housing into a freezing chamber and a refrigerating chamber, wherein the front end of the upper surface of the partition plate is provided with a plurality of exhaust holes, and the front end of the lower surface of the partition plate is provided with a first plurality of holes which are communicated with the plurality of exhaust holes; a device, when the door of the cold storage chamber is opened, the first plurality of holes are opened, the cold air flows in to form an air curtain, when the door is closed, the first plurality of holes are closed, and the air curtain disappears; a cold air blower installed at the rear of the freezing chamber to circulate cold air into the refrigerating chamber; and the switch is used for supplying power to the fan when the door of the refrigerating chamber is opened and cutting off power supply when the door of the refrigerating chamber is closed, so that air can be prevented from entering the refrigerator.
It can be seen from the above comparison documents that the air cooling techniques disclosed in the prior art are all applied to the double-door refrigerator, and the double-door refrigerator has a simple structure and a small number of compartments, so that the air cooling technique is simple in the aspect of air cooling setting. At present, with the improvement of living standard of people, large-scale luxury double-door refrigerators come into the market gradually, although the total refrigeration principle of the refrigerator is the same, the luxury double-door refrigerator is different from the existing double-door refrigerator in the specific technical aspect, and in the same way, when the air cooling technology is applied to the double-door refrigerator, creative labor is required to be paid by technical personnel in the field, and certain technical problems are solved, so that the air cooling double-door refrigerator with the air curtain is developed by designers through a plurality of experimental designs.
Disclosure of Invention
To overcome the above-mentioned drawbacks of the prior art, it is an object of the present invention to provide an air-cooled double door refrigerator with an air curtain.
It is still another object of the present invention to provide an energy and power saving air-cooled double door refrigerator with air curtain.
In order to achieve the purpose, the invention adopts the following technical scheme:
a kind of air-cooled double-door refrigerator with air curtain, including freezer housing, cold storage housing, refrigerating system, control system, wherein, the said refrigerating system includes compressor, evaporator, capillary, first fan, the said evaporator is set up in the rear portion of the freezer housing, the said air outlet of the first fan used for blowing the cold air produced by evaporator faces the cold wind channel, install in the lateral part of the evaporator; the refrigerating chamber is internally provided with a soft refrigerating chamber, and is characterized in that: the four walls of the freezing chamber box body, the four walls of the refrigerating chamber box body and the space between the freezing chamber box body and the refrigerating chamber box body are respectively provided with a cold air channel, the refrigerating system adopts a set of independent refrigerating system, and the inner frame at the top of the refrigerating chamber box body is provided with at least one set of air curtain generating device; at least one freezing air door is arranged on the wall plate on one side, close to the cold air channel, on the inner wall of the freezing chamber box body; at least one refrigerating air door is arranged on a wall plate on one side, close to the cold air channel, on the inner wall of the refrigerating chamber body.
The freezing air door is arranged between 1/3 or 2/3 of the width of the freezing chamber box wall, and the refrigerating air door is arranged between 1/3 or 2/3 of the width of the refrigerating chamber box wall.
The air curtain generating device comprises a vent arranged between the rear wall and the top of the refrigerating chamber box body and a second fan arranged on the rear wall in the inner frame at the top of the refrigerating chamber box body, wherein a rear air port of the second fan is matched with the vent, the second fan is started, and cold air coming out from the vent is blown out outwards through the second fan to form an air curtain-shaped cold air flow.
The second fan adopts a centrifugal fan or a cross flow fan which can uniformly blow air, and the area of the second fan is 1/24-2/24 of the area of the rear wall of the refrigerating chamber box body.
The air curtain generating device comprises: the cold air outlet is arranged between the tops of the refrigerating chamber bodies and is provided with a downward opening, and the third fan is used for blowing cold air from the cold air channel on the upper wall of the refrigerating chamber body to the cold air port, and the cold air of the cold air channel is discharged downwards, so that an air curtain for sealing the opening of the refrigerating chamber body is generated.
The top of the refrigerating chamber box body provided with the cold air outlet is provided with a plurality of baffles which are rotatably arranged on a shaft positioned in the middle of the baffle.
The air curtain generating device further comprises: a device for detecting the opening/closing state of the door body of the refrigerating chamber body and a control device for controlling the air curtain generating device to work or not according to the detection result of the detection device.
The control device comprises a button switch which is arranged on the refrigerating chamber body and is used for changing the angle position by pressing or releasing the door when the refrigerating chamber body is closed or opened respectively, and an elastic component for elastically supporting the button switch, wherein the baffle plate is arranged between the button switch and the elastic component.
The temperature of the soft freezing chamber is between-9 ℃ and-5 ℃.
The beneficial effects of the invention are as follows: through the wind channel structural design to two refrigerators that open door, set up air curtain generating device in the walk-in box, when the door body of walk-in is opened, air curtain device work, thereby the cold wind of exhaust hinders the cold-stored indoor and outdoor heat exchange effect, the cold wind that comes out from each wind channel expands to scatter to each corner of each room through the air door, the refrigerated area of effectual improvement, make refrigeration even, be unlikely to make the temperature of each room to wind gap department at the bottom of crossing, and the temperature from the wind gap more distant place is on the high side, cause the difference in temperature in the same room, thereby power consumption is big. Therefore, the air curtain-shaped ventilation mode can effectively realize the beneficial effects of energy conservation and electricity saving. In addition, the soft freezing chamber is additionally arranged in the box body, so that the loss of cold energy is reduced, the temperature in the box body is uniform, the refrigeration is uniform, and the effects of energy conservation and power conservation are achieved.
Drawings
FIG. 1 is a schematic cross-sectional view of an air-cooled double-door refrigerator according to the prior art;
FIG. 2 is a schematic structural view of the inside of the refrigerator body of the double door refrigerator of the present invention;
FIG. 3 is a schematic structural view of an air duct and air curtain generating device in a box body of a double-door refrigerator according to the present invention;
FIG. 4 is a schematic structural diagram of an embodiment of an air curtain generator according to the present invention;
FIG. 5 is a schematic structural view of an air curtain generator according to another embodiment of the present invention;
Detailed Description
The invention is described in detail below with reference to specific embodiments and with reference to the attached drawings:
the existing refrigerators can be classified into: first, we define the air-cooled refrigerator with air curtain of the present invention as follows: the refrigerator of the present invention is one large luxurious double-door refrigerator with freezing chamber and refrigerating chamber set separately in the right and left directions. Therefore, the volume of the refrigerator is increased, so that the energy consumption of the refrigerator is increased, and how to reduce the energy consumption of the refrigerator and save electric energy becomes the main idea of designing the refrigerator by technicians in the field at present. The invention mainly starts from the aspects of the mechanical structure of the refrigerator and the like, combines the characteristic of large volume plate of a double-door refrigerator, only uses one set of refrigerating system, adopts a full air cooling refrigerating mode for a refrigerating chamber, and simultaneously arranges an air curtain generating device at the upper part of the refrigerating chamber, thereby realizing the purposes of improving the energy efficiency ratio and saving energy.
Most of the existing air-cooled refrigerators are used in double-door refrigerators, as shown in fig. 1, the structure is simple, and in addition, reference documents are also provided with application numbers: 97113779, 97112160, 98116728 and 02225600 disclose the application of an air-cooling structure to a double-door refrigerator.
The structure of the invention is shown in figures 2 and 3, the air-cooled double-door refrigerator with air curtains comprises a freezing chamber box body 1, a refrigerating chamber box body 2, a refrigerating system and a control system, wherein cold air channels 3 are respectively arranged on the four walls of the freezing chamber box body 1, the four walls of the refrigerating chamber box body 2 and between the freezing chamber box body 1 and the refrigerating chamber box body 2, a soft freezing chamber 4 is arranged in the refrigerating chamber box body 2, the refrigerating system adopts a set of independent refrigerating system, and at least one set of air curtain generating devices 5 are arranged in an inner frame at the top of the refrigerating chamber box body 2.
The refrigerating system comprises a compressor, an evaporator, a capillary tube and a first fan, wherein the evaporator is arranged at the rear part of the freezing chamber box body 1, and an air outlet of the first fan for blowing cold air generated by the evaporator faces a cold air channel and is arranged on the side part of the evaporator. The refrigeration system is well known in the art and will not be described in detail herein.
As shown in fig. 2 and 3, at least one freezing damper 11 is arranged on a wall plate on one side close to the cold air channel 3 on the inner wall of the freezing chamber box 1; at least one refrigerating air door 21 is arranged on a wall plate on one side, close to the cold air channel 3, on the inner wall of the refrigerating chamber body 2. More specifically, freezing air door 11 and cold-stored air door 21 aim at each compartment, freezing air door 11 set up the width of freezer box wall between 1/3 or 2/3, cold-stored air door 21 set up the width of cold-stored box wall between 1/3 or 2/3, under general conditions, freezing air door 11 and cold-stored air door 21 set up the width of freezer box wall 2/3 the position be close to the intracavity of box, like this, the cold wind that comes out from each wind channel spreads to each corner of each compartment through the air door, the refrigerated area of effectual improvement makes refrigeration even, is unlikely to make the temperature of each compartment to wind gap department to cross the end, and the temperature that leaves the wind gap more far away is on the high side, causes the temperature difference in same compartment, thereby power consumption is big.
There are two embodiments of the air curtain generating device 5:
example 1
As shown in fig. 4, the air curtain generating device 5 includes: the air vent 22 is arranged between the rear wall and the top of the refrigerating chamber box body 2, the second fan 51 is arranged on the rear wall of the inner frame at the top of the refrigerating chamber box body 2, the rear air inlet of the second fan 51 is matched with the air vent 22, the second fan is started, and cold air from the air vent 22 is blown out through the second fan 51 to form air curtain-shaped cold air flow.
The second fan 51 is a centrifugal fan or a cross flow fan capable of uniformly blowing air, and the area of the second fan is 1/24-2/24 of the area of the rear wall of the refrigerating chamber body.
Example 2
The air curtain generating device 5 comprises: a cold air discharge port 23 provided between the top portions of the refrigerating compartment bodies 2 and opened downward, and a third fan 52 for blowing cold air from the cold air passage 3 of the upper wall of the refrigerating compartment body to the cold air port 23, the cold air of the cold air passage 3 being discharged downward, thereby generating an air curtain for blocking the opening of the refrigerating compartment body 2.
The top of the refrigerating compartment body 2 provided with the cold air discharge port 23 is provided with a plurality of baffles 231, and the baffles 231 are rotatably arranged on a shaft 232 positioned in the middle of the baffles 231.
The air curtain generating device 5 further comprises: a device for detecting the open/close state of the door of the refrigerator body, and a control device 53 for controlling the operation of the air curtain generating device according to the result detected by the detecting device.
The control unit 53 includes a push button switch 531 installed on the refrigerating compartment body 2 to be pressed or released by the door to change an angular position thereof when the door is closed or opened, and an elastic member 532 for elastically supporting the push button switch, and the barrier 231 is disposed between the push button switch 531 and the elastic member 532.
Finally, the temperature of the soft freezing chamber 4 is between-9 ℃ and-5 ℃.
Claims (9)
1. A double-door refrigerator with air curtain for air cooling comprises a freezing chamber box body (1), a refrigerating chamber box body (2), a refrigerating system and a control system; wherein,
the refrigerating system comprises a compressor, an evaporator, a capillary tube and a first fan, wherein the evaporator is arranged at the rear part of the freezing chamber box body (1), and an air outlet of the first fan for blowing cold air generated by the evaporator faces a cold air channel and is arranged at the side part of the evaporator;
set up a soft freezer (4) in refrigerating chamber box (2), its characterized in that:
a cold air channel (3) is respectively arranged on the four walls of the freezing chamber box body (1), the four walls of the refrigerating chamber box body (2) and the space between the freezing chamber box body (1) and the refrigerating chamber box body (2), the refrigerating system adopts a set of independent refrigerating system, and at least one set of air curtain generating device (5) is arranged on an inner frame at the top of the refrigerating chamber box body (2);
at least one freezing air door (11) is arranged on the wall plate on one side, close to the cold air channel (3), on the inner wall of the freezing chamber body (1);
at least one refrigerating air door (21) is arranged on a wall plate on one side, close to the cold air channel (3), on the inner wall of the refrigerating chamber body (2).
2. The air-cooled double door refrigerator with air curtain according to claim 1, wherein: the freezing damper (11) is arranged between 1/3 or 2/3 of the width of the freezing chamber box wall, and the refrigerating damper (21) is arranged between 1/3 or 2/3 of the width of the refrigerating chamber box wall.
3. The air-cooled double door refrigerator with air curtain according to claim 1, wherein: the air curtain generating device (5) comprises a vent (22) arranged between the rear wall and the top of the refrigerating chamber box body and a second fan (51) arranged on the rear wall in an inner frame at the top of the refrigerating chamber box body (2), wherein a rear air opening of the second fan (51) is matched with the vent (22), the second fan is started, and cold air coming out of the vent (22) is blown out outwards through the second fan (51) to form an air curtain-shaped cold air flow.
4. A two-door refrigerator with air curtain for cooling air according to claim 3, wherein: the second fan (51) adopts a centrifugal fan or a cross flow fan which can uniformly blow air, and the area of the second fan is 1/24-2/24 of the area of the rear wall of the refrigerating chamber body.
5. The air-cooled double door refrigerator with air curtain according to claim 1, wherein: the air curtain generating device (5) comprises: a cold air outlet (23) which is arranged between the tops of the refrigerating chamber bodies (2) and is provided with a downward opening, and a third fan (52) which is used for blowing cold air from a cold air channel (3) on the upper wall of the refrigerating chamber bodies to the cold air port (23), wherein the cold air of the cold air channel (3) is discharged downwards, thereby generating an air curtain for sealing the opening of the refrigerating chamber bodies (2).
6. An air-cooled double door refrigerator with air curtain according to claim 5 wherein: the top of the refrigerating chamber body (2) provided with the cold air outlet (23) is provided with a plurality of baffles (231), and the baffles (231) can be rotatably arranged on a shaft (232) positioned in the middle of the baffles.
7. An air-cooled double door refrigerator with air curtain according to claim 3 or 5, wherein: the air curtain generating device (5) further comprises: a device for detecting the open/close state of the door body of the refrigerating chamber body, and a control device (53) for controlling whether the air curtain generating device works according to the detection result of the detection device.
8. An air-cooled double door refrigerator with air curtain according to claim 7, wherein: the control device (53) comprises a button switch (531) which is arranged on the refrigerating chamber body (2) and is used for changing the angle position by pressing or releasing the door when the door is closed or opened respectively and an elastic component (532) for elastically supporting the button switch, and the baffle (231) is arranged between the button switch (531) and the elastic component (532).
9. The air-cooled double door refrigerator with air curtain according to claim 8, wherein: the temperature of the soft freezing chamber (4) is between-9 ℃ and-5 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100567431A CN100545556C (en) | 2005-03-24 | 2005-03-24 | A kind of double-door electric refrigerator of air-cooled band air curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100567431A CN100545556C (en) | 2005-03-24 | 2005-03-24 | A kind of double-door electric refrigerator of air-cooled band air curtain |
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| Publication Number | Publication Date |
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| CN1837725A CN1837725A (en) | 2006-09-27 |
| CN100545556C true CN100545556C (en) | 2009-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2005100567431A Active CN100545556C (en) | 2005-03-24 | 2005-03-24 | A kind of double-door electric refrigerator of air-cooled band air curtain |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP4006468A4 (en) * | 2019-07-25 | 2023-07-26 | Weihai New Beiyang Digital Technology Co., Ltd. | Locker having valve assembly |
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| CN101608854B (en) * | 2008-06-20 | 2012-11-21 | 海尔集团公司 | Air outlet system of air-cooled type refrigerator |
| CN102966594A (en) * | 2012-11-27 | 2013-03-13 | 海信（北京）电器有限公司 | Centrifugal fan, centrifugal blower and air-cooling type refrigeration equipment |
| JP6131116B2 (en) * | 2013-06-14 | 2017-05-17 | アクア株式会社 | refrigerator |
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| CN107240200A (en) * | 2016-03-28 | 2017-10-10 | 山东新北洋信息技术股份有限公司 | A kind of express mail cabinet and its temprature control method |
| CN106618257A (en) * | 2016-12-23 | 2017-05-10 | 宁波方太厨具有限公司 | Oven capable of preventing scald when opening door |
| CN109405134A (en) * | 2018-11-05 | 2019-03-01 | 珠海格力电器股份有限公司 | Cold air equipment |
| CN110215129B (en) * | 2019-05-29 | 2020-10-20 | 福建泉州台商投资区莉沓科技有限公司 | Semiconductor multifunctional cold-hot food all-in-one machine utilizing air wall for heat preservation |
| CN115247932B (en) * | 2022-06-01 | 2023-10-20 | 江苏双鹿电器有限公司 | Air cooling system for refrigerator |
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2005
- 2005-03-24 CN CNB2005100567431A patent/CN100545556C/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4006468A4 (en) * | 2019-07-25 | 2023-07-26 | Weihai New Beiyang Digital Technology Co., Ltd. | Locker having valve assembly |
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| CN1837725A (en) | 2006-09-27 |
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