CN210783708U - Uniform heating type air outlet structure of commercial refrigeration and cold storage display cabinet - Google Patents
Uniform heating type air outlet structure of commercial refrigeration and cold storage display cabinet Download PDFInfo
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- CN210783708U CN210783708U CN201921056052.5U CN201921056052U CN210783708U CN 210783708 U CN210783708 U CN 210783708U CN 201921056052 U CN201921056052 U CN 201921056052U CN 210783708 U CN210783708 U CN 210783708U
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Abstract
The utility model discloses a commercial freezing show case homothermal type air-out structure, it relates to refrigeration plant technical field. The air outlet device comprises an air outlet channel, a back air outlet plate, a top air outlet plate and an air outlet; the air outlet channel is provided with a vertical channel and a horizontal channel, and one end of the horizontal channel is connected with an air outlet on the outer side of the top of the refrigerator body; a back air outlet plate is arranged on the side edge of the vertical channel of the air outlet channel, and a top air outlet plate is arranged at the bottom of the horizontal channel of the air outlet channel; the back air outlet plate is provided with a lower sealing area and an upper ventilation area which is provided with air outlet holes which are densely distributed; the top air outlet plate is provided with air outlet holes with different densities. The utility model has the advantages that: the air outlet at the top of the refrigerator can be used for discharging air, and the air can also be discharged from the back air outlet plate and the top air outlet plate, and the air outlet holes are dense, so that the heat exchange between commodities and cold air is more sufficient; the air outlet holes with different densities are respectively punched on the back and the top of the refrigerator, so that the aim of uniform air outlet can be fulfilled.
Description
Technical Field
The utility model relates to a refrigeration plant technical field, concretely relates to commercial freezing refrigerated display case soaking formula air-out structure.
Background
The freezing and refrigerating showcase is used as a terminal device in a food cold chain and plays an important role in ensuring the quality and safety of food. The freezing and refrigerating showcase has various types and styles, wherein the open-type freezing and refrigerating showcase not only can provide proper refrigerating temperature for food, but also can display the food, beautify shopping environment and stimulate consumption, and has become an essential device in supermarkets after years of development. According to incomplete statistics, the energy consumption of the supermarket food freezing and refrigerating showcase accounts for about 50% of the total energy consumption of the supermarket, so that the performance of the supermarket food freezing and refrigerating showcase is good and bad, and besides the important influence on the food quality, the supermarket food freezing and refrigerating showcase also has an important influence on the energy conservation of the supermarket.
In the prior art, the freezing and refrigerating showcase only discharges air from the top, commodities in the freezing and refrigerating showcase are refrigerated by conduction, but actual experiment measurement shows that the temperature difference of the commodities in the refrigerator is large in the mode, the heat exchange between the commodities and cold air is insufficient, in addition, the cold air discharging direction of the air outlet at the top in the prior art is straight downward, the distance between the cold air and the grating plate of the refrigerator is large for matching return air of the return air inlet, and the refrigerating effect of the commodities is poor.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a commercial freezing and refrigerating show case homothermal type air-out structure, can solve the inside commodity difference in temperature of freezer that exists among the prior art very big, commodity and cold wind heat exchange are not abundant, the distance between the grid board of cold wind and freezer is great, the refrigeration effect of commodity is not good scheduling problem.
In order to solve the technical problem, the utility model adopts the technical scheme that: the air outlet device comprises an air outlet channel, a back air outlet plate, a top air outlet plate and an air outlet; the air outlet channel is provided with a vertical channel and a horizontal channel, the top end of the vertical channel is communicated with one side end of the horizontal channel, the bottom end of the vertical channel is communicated with an evaporator and a fan which are arranged at the bottom of the refrigerator body, and the other end of the horizontal channel is connected with an air outlet on the outer side of the top of the refrigerator body;
a back air outlet plate which is longitudinally arranged and is contacted with a freezing and refrigerating area of the refrigerator body is arranged on the side edge of the vertical channel of the air outlet channel, and a top air outlet plate is arranged at the bottom of the horizontal channel of the air outlet channel;
the back air outlet plate is provided with a lower sealing area and an upper ventilation area which is provided with air outlet holes which are densely distributed; the top air outlet plate is provided with air outlet holes with different densities, and the density of the air outlet holes formed in the area, close to the back air outlet plate, of the top air outlet plate is smaller than that of the air outlet holes formed in the area on the other side.
Furthermore, an air outlet grid with a plurality of layers of partition plates is arranged in the air outlet, and the partition plates are of an inverted L shape.
Furthermore, the area ratio of the sealing area of the back air outlet plate to the ventilation area is 1: 8-1: 10.
further, the area ratio of the side with small concentration of the air outlet holes of the top air outlet plate to the side with large concentration of the air outlet holes is 2: 1-3: 1.
after adopting the structure, the utility model has the advantages that:
1. the side edge of the vertical channel of the refrigerator air outlet channel is provided with the back air outlet plate, the bottom of the horizontal channel is provided with the top air outlet plate, the refrigerator not only can output air from the top air outlet, but also can output air from the back air outlet plate and the top air outlet plate, and the air outlet holes are dense, so that the heat exchange between commodities and cold air is more sufficient;
2. according to the principle that the closer the wind pressure to the fan is, the larger the wind pressure is, and the farther the wind pressure is, the smaller the wind pressure is, the outlet holes with different densities are respectively punched on the back and the top of the refrigerator, so that the aim of uniformly discharging wind can be fulfilled;
3. from freezer back air-out board, the cold wind that the top air-out board passes through blows to the air-out grid together, because the wind pressure that back air-out board below is greater than the wind pressure of top, make the outside arc skew of cold wind air curtain that the air outlet came out, the top of air curtain is close to the distance of air-out grid, the below of air curtain is far away from the distance of air-out grid, finally get into the return air inlet together, the cold wind air curtain is close from the main region distance of freezer top, be more close to commodity, make commodity obtain better refrigeration effect, each regional temperature in freezer inside is even.
Drawings
FIG. 1 is a schematic view of the present invention in a refrigerated and frozen display case;
fig. 2 is a schematic structural view of a back air-out plate of the present invention;
fig. 3 is a schematic structural view of the top air outlet plate of the present invention.
Description of reference numerals: air-out passageway 1, vertical passageway 11, horizontal passageway 12, back air-out board 2, top air-out board 3, air outlet 4, air-out grid 41, exhaust vent 5, evaporimeter 6, fan 7.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. The following examples are presented to enable those skilled in the art to more fully understand the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, fig. 2 and fig. 3, the following technical solutions are adopted in the present embodiment: the air conditioner comprises an air outlet channel 1, a back air outlet plate 2, a top air outlet plate 3 and an air outlet 4; the refrigerator is characterized in that the air outlet channel 1 is provided with a vertical channel 11 and a horizontal channel 12, the top end of the vertical channel 11 is communicated with one side end of the horizontal channel 12, the bottom end of the vertical channel 11 is communicated with an evaporator 8 and a fan 9 which are arranged at the bottom of the refrigerator body, the other end of the horizontal channel 12 is connected with an air outlet 4 on the outer side of the top of the refrigerator body, cold air blown out by the fan 9 enters the air outlet channel 1, gradually rises into the horizontal channel 12 from the vertical channel 11 and then is blown to a food placing area from the air outlet 4, the bottom of the refrigerator body is also provided with a return air inlet, the cold air blown out from the air outlet 4 finally enters the return air inlet, an external cabinet heat-insulating layer is arranged outside the refrigerator body, the food placing area of the refrigerator body is provided with a plurality of;
a back air outlet plate 2 which is longitudinally arranged and is contacted with a freezing and refrigerating area of the refrigerator body is arranged on the side edge of the vertical channel 11 of the air outlet channel 1, and a top air outlet plate 3 is arranged at the bottom of the horizontal channel 12 of the air outlet channel 1;
the back air outlet plate 2 is provided with a sealing area at the lower part and a ventilation area at the upper part, which is provided with air outlet holes 7 distributed densely, and cold air is blown out from the upper part and is concentrated in a food placing area; the exhaust vent 7 of different densities is seted up to top air-out plate 3, the density that the exhaust vent 7 that the area that top air-out plate 3 was close to back air-out plate 2 was seted up is less than the density of the exhaust vent 7 that the opposite side region was seted up, cold wind in the air-out passageway 1 can be blown to food from the exhaust vent 7 in back air-out plate 2 and the top air-out plate 3 and place the region, refrigerate, one side wind pressure that top air-out plate 3 and back air-out plate 2 were close to is greater than the opposite side, the exhaust vent 7 of different densities is seted up to both sides, make holistic air output more even, the cold wind below pressure that back air-out plate 2 blew out is greater than top pressure, the cold wind curtain that blows out from air outlet 4 can be blown out to the skew outside and be the arc from top.
The area ratio of the sealing area to the ventilation area of the back air outlet plate 2 is 1: 8-1: 10; the area ratio of one side of the top air outlet plate 3 with small air outlet 7 concentration to one side with large air outlet 7 concentration is 2: 1-3: 1.
the working principle is as follows: the cold air blown out from the fan 9 enters the air outlet channel 1, gradually rises to the horizontal channel 12 from the vertical channel 11, and is blown to the food placing area from the air outlet 4, the cold air in the air outlet channel 1 can be blown to the food placing area from the air outlet holes 7 in the back air outlet plate 2 and the top air outlet plate 3 for refrigeration, the air pressure at one side of the top air outlet plate 3 close to the back air outlet plate 2 is larger than that at the other side, the air outlet holes 7 with different densities are arranged at two sides, so that the integral air outlet quantity is more uniform, the lower pressure of the cold air blown out from the back air outlet plate 2 is larger than that at the upper side, the cold air blown out from the top and the sides can blow the cold air curtain blown out from the air outlet 4 to the outside to form an arc shape, the refrigeration effect of, the cold air blown out from the back air outlet plate 3 and the cold air blown out from the air outlet 4 finally enter the air return opening together.
In the embodiment, the side edge of the vertical channel of the refrigerator air outlet channel is provided with the back air outlet plate, the bottom of the horizontal channel is provided with the top air outlet plate, the refrigerator not only can be used for discharging air from the top air outlet, but also can be used for discharging air from the back air outlet plate and the top air outlet plate, and the air outlet holes are dense, so that the heat exchange between commodities and cold air is more sufficient; according to the principle that the closer the wind pressure to the fan is, the larger the wind pressure is, and the farther the wind pressure is, the smaller the wind pressure is, the outlet holes with different densities are respectively punched on the back and the top of the refrigerator, so that the aim of uniformly discharging wind can be fulfilled; from freezer back air-out board, the cold wind that the top air-out board passes through blows to the air-out grid together, because the wind pressure that back air-out board below is greater than the wind pressure of top, make the outside arc skew of cold wind air curtain that the air outlet came out, the top of air curtain is close to the distance of air-out grid, the below of air curtain is far away from the distance of air-out grid, finally get into the return air inlet together, the cold wind air curtain is close from the main region distance of freezer top, be more close to commodity, make commodity obtain better refrigeration effect, each regional temperature in freezer inside is even.
The basic principles and main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. Commercial freezing show case homothermal type air-out structure that refrigerates, its characterized in that: comprises an air outlet channel, a back air outlet plate, a top air outlet plate and an air outlet; the air outlet channel is provided with a vertical channel and a horizontal channel, the top end of the vertical channel is communicated with one side end of the horizontal channel, the bottom end of the vertical channel is communicated with an evaporator and a fan which are arranged at the bottom of the refrigerator body, and the other end of the horizontal channel is connected with an air outlet on the outer side of the top of the refrigerator body;
a back air outlet plate which is longitudinally arranged and is contacted with a freezing and refrigerating area of the refrigerator body is arranged on the side edge of the vertical channel of the air outlet channel, and a top air outlet plate is arranged at the bottom of the horizontal channel of the air outlet channel;
the back air outlet plate is provided with a lower sealing area and an upper ventilation area which is provided with air outlet holes which are densely distributed; the top air outlet plate is provided with air outlet holes with different densities, and the density of the air outlet holes formed in the area, close to the back air outlet plate, of the top air outlet plate is smaller than that of the air outlet holes formed in the area on the other side.
2. The homothermal type air outlet structure of the commercial freezing and refrigerating display cabinet as claimed in claim 1, wherein: an air outlet grid with a plurality of layers of partition plates is arranged in the air outlet, and the partition plates are of inverted L shapes.
3. The homothermal type air outlet structure of the commercial freezing and refrigerating display cabinet as claimed in claim 1, wherein: the area ratio of the sealing area to the ventilation area of the back air outlet plate is 1: 8-1: 10.
4. the homothermal type air outlet structure of the commercial freezing and refrigerating display cabinet as claimed in claim 1, wherein: the area ratio of one side of the top air outlet plate with small air outlet hole density to one side of the top air outlet plate with large air outlet hole density is 2: 1-3: 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921056052.5U CN210783708U (en) | 2019-07-08 | 2019-07-08 | Uniform heating type air outlet structure of commercial refrigeration and cold storage display cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921056052.5U CN210783708U (en) | 2019-07-08 | 2019-07-08 | Uniform heating type air outlet structure of commercial refrigeration and cold storage display cabinet |
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| CN210783708U true CN210783708U (en) | 2020-06-19 |
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| CN201921056052.5U Active CN210783708U (en) | 2019-07-08 | 2019-07-08 | Uniform heating type air outlet structure of commercial refrigeration and cold storage display cabinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915867A (en) * | 2021-02-25 | 2022-01-11 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
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2019
- 2019-07-08 CN CN201921056052.5U patent/CN210783708U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915867A (en) * | 2021-02-25 | 2022-01-11 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
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