CN215348045U - Dew point indirect evaporative cooling double-layer air curtain display cabinet - Google Patents
Dew point indirect evaporative cooling double-layer air curtain display cabinet Download PDFInfo
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- CN215348045U CN215348045U CN202120821663.5U CN202120821663U CN215348045U CN 215348045 U CN215348045 U CN 215348045U CN 202120821663 U CN202120821663 U CN 202120821663U CN 215348045 U CN215348045 U CN 215348045U
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- dew point
- point indirect
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Abstract
The utility model discloses a dew point indirect evaporative cooling double-layer air curtain display cabinet, which comprises a cooling assembly and a display assembly, wherein the cooling assembly comprises a cooling plate and a display plate; the cooling assembly comprises a first shell and an air port, the cooling assembly is reduced from the ambient temperature to the temperature close to the ambient dew point by reducing the reference temperature of the outer air curtain, so that the heat load transferred in the cabinet through the air curtain is reduced, the energy consumption is reduced, the energy efficiency is improved, the outer air curtain utilizes an indirect evaporative cooling technology, the cooling assembly can effectively treat the part of defrosting water for the self-carried cabinet, the opening rate of the heating wire is reduced, the energy consumption caused by long-time work of the heating wire is reduced, and the energy consumption is saved; the display assembly can be more convenient and faster place the refrigerated article of needs, with the neat putting of article at the rack upper surface to make cold air can be faster cool down article, make the depositing time of article longer, article new freshness is higher.
Description
Technical Field
The utility model relates to the technical field of cooling display cabinets, in particular to a dew point indirect evaporative cooling double-layer air curtain display cabinet.
Background
The existing open display cabinet in the market can suck hot and humid air in the environment in the process of refrigeration operation due to the large opening, the latent heat and humidity load of the part of the display cabinet is treated, the system refrigeration capacity accounts for 15% -25%, meanwhile, the part of defrosting water is usually treated, an extra steel pipe heating wire is used for heating and evaporating, the power of the heating wire is hundreds of watts to thousands of watts according to the defrosting water quantity of different display cabinets, and the power consumption of the working display cabinet accounts for about 40% -60% of the total power consumption. Although the later-stage double-layer air curtain is additionally provided with the outer-layer air curtain, the relative speed between the inner-layer air curtain and the outer-layer air curtain reduces the turbulence degree of the inner-layer air curtain, the entrainment quantity of the inner-layer air curtain is reduced, the heat load of the whole machine is reduced, and the purpose of energy conservation is achieved, the application of the double-layer air curtain still has a space for optimizing and improving.
Therefore, a dew point indirect evaporative cooling double-layer air curtain display cabinet is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a dew point indirect evaporative cooling double-layer air curtain display cabinet to solve the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: a dew point indirect evaporative cooling double-layer air curtain display case comprising a cooling assembly and a display assembly:
the cooling assembly is a detachable assembly fixed above the top of the display assembly;
the cooling assembly comprises a first shell, an air port, a first air outlet, a second air outlet, a water collector, a first pipeline, a second pipeline, an overflow pipeline, a water tank, a base, a dry channel, a primary air layer, a first through hole, a wet channel, a secondary air layer, a water film and a dew point indirect heat exchanger;
a dew point indirect heat exchanger is connected to the inner part of the first shell through threads, a wet channel is arranged above the dew point indirect heat exchanger, a secondary air layer is arranged inside the wet channel, and the secondary air layer penetrates through the second air outlet;
a dry channel is arranged below the dew point indirect heat exchanger, an air port is formed in the dry channel, a primary air layer is arranged in the dry channel, and the primary air layer penetrates through the first air outlet;
a first through hole is formed in one side of the dew point indirect heat exchanger, and a water film is arranged on the upper surface of the dew point indirect heat exchanger.
Preferably: a water tank is arranged inside the base, a water outlet of the water tank is communicated with a second pipeline, one end, far away from the water tank, of the second pipeline is communicated with a water collector, a water outlet of the water collector is communicated with a first pipeline, the first pipeline penetrates through the upper surface of the first shell, a water inlet of the water tank is communicated with an overflow pipeline, one end, far away from the water tank, of the overflow pipeline penetrates through one side of the first shell and is located inside the wet channel; through the arrangement, the water film can be formed more conveniently.
Preferably: the display assembly comprises a second shell, a fan, a second through hole, a placing frame and a third through hole;
the second shell is welded on one side of the base adjacent to the first shell; through the above arrangement, the second shell is protected conveniently.
Preferably: the placing frames are uniformly welded on the inner side wall of the second shell, and the fan is installed inside the second shell; through the arrangement, articles needing to be refrigerated are conveniently placed.
Preferably: second through holes are uniformly formed in the inner side wall of the second shell; through the arrangement, the cold air is convenient to cool the articles.
Preferably: a third through hole is formed in the inner top wall of the second shell; through the arrangement, the outer side air curtain of one layer is conveniently formed.
Compared with the prior art, the utility model has the beneficial effects that:
one, cooling module reduces to being close environment dew point temperature from ambient temperature through the benchmark temperature that reduces outer air curtain, reduces the heat load through air curtain to the interior transmission of cabinet, reduces the energy consumption, improves the efficiency, and outer air curtain has utilized indirect evaporative cooling technique, to self-carrying cabinet its this portion of differentiation frost water of effective treatment of ability, reduces the rate of opening of heater strip, reduces because of the energy consumption that the long-time work of heater strip brought, practices thrift the energy consumption.
Two, the display subassembly can convenient and fast more place needs refrigerated article, with the neat putting of article at the rack upper surface to make cold air can be quick more cool down article, make the shelf life of article longer, article new freshness is higher.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure of the area A in FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of the structure of the region B in FIG. 1 according to the present invention.
In the figure: 1. a cooling assembly; 10. a first housing; 101. a tuyere; 111. a first air outlet; 112. a second air outlet; 11. a water collector; 12. a first conduit; 13. a second conduit; 131. an overflow conduit; 14. a water tank; 15. a base; 16. a dry channel; 161. a primary air layer; 17. a first through hole; 18. a wet channel; 181. a secondary air layer; 19. a water film; 191. a dew point indirect heat exchanger; 2. a display assembly; 20. a second housing; 201. a fan; 21. a second through hole; 22. placing a rack; 23. a third via.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides a technical solution: a dew point indirect evaporative cooling double-layer air curtain display case comprises a cooling assembly 1 and a display assembly 2:
the cooling module 1 is a removable module, fixed above the top of the display module 2;
the cooling assembly 1 comprises a first shell 10, an air opening 101, a first air outlet 111, a second air outlet 112, a water collector 11, a first pipeline 12, a second pipeline 13, an overflow pipeline 131, a water tank 14, a base 15, a dry channel 16, a primary air layer 161, a first through hole 17, a wet channel 18, a secondary air layer 181, a water film 19 and a dew point indirect heat exchanger 191;
a dew point indirect heat exchanger 191 is connected to the inner thread of the first shell 10, a wet channel 18 is arranged above the dew point indirect heat exchanger 191, a secondary air layer 181 is arranged inside the wet channel 18, and the secondary air layer 181 penetrates through the second air outlet 112;
a dry channel 16 is arranged below the dew point indirect heat exchanger 191, an air port 101 is formed in the dry channel 16, a primary air layer 161 is arranged in the dry channel 16, and the primary air layer 161 penetrates through the first air outlet 111;
a first through hole 17 is formed at one side of the dew point indirect heat exchanger 191, and a water film 19 is formed on the upper surface of the dew point indirect heat exchanger 191.
In this embodiment, specifically: a water tank 14 is arranged in the base 15, a water outlet of the water tank 14 is communicated with a second pipeline 13, one end, far away from the water tank 14, of the second pipeline 13 is communicated with a water collector 11, a water outlet of the water collector 11 is communicated with a first pipeline 12, the first pipeline 12 penetrates through the upper surface of the first shell 10, a water inlet of the water tank 14 is communicated with an overflow pipeline 131, and one end, far away from the water tank 14, of the overflow pipeline 131 penetrates through one side of the first shell 10 and is located in the wet channel 18; with the above arrangement, water inside the water tank 14 is drawn by the sump 11 and then discharged on the upper surface of the dew-point indirect heat exchanger 191, thereby forming the water film 19, and when the amount of supplied water is large, the water can be discharged back to the inside of the water tank 14 through the overflow pipe 131.
In this embodiment, specifically: the display assembly 2 comprises a second casing 20, a fan 201, a second through hole 21, a placing frame 22 and a third through hole 23;
the second shell 20 is welded on one side of the base 15 adjacent to the first shell 10; through the arrangement, the second shell 20 is welded in the cooling assembly 1, so that the cooling assembly 1 can refrigerate the display cabinet more conveniently and quickly.
In this embodiment, specifically: the placing frame 22 is uniformly welded on the inner side wall of the second shell 20, and the fan 201 is installed inside the second shell 20; through the arrangement, the placing frame 22 can be used for placing articles needing to be refrigerated, so that the articles can be placed more neatly, and meanwhile, cold air is conveyed to the articles through the fan 201, and the cooling efficiency is improved.
In this embodiment, specifically: the inner side wall of the second shell 20 is uniformly provided with second through holes 21; through above setting, second through-hole 21 is used for discharging the cold air, cools down the cooling to the article that display through the cold air to guarantee the freshness of article.
In this embodiment, specifically: a third through hole 23 is formed in the top wall of the interior of the second shell 20; through the above arrangement, the cold air is discharged from the third through hole 23, and since the cold air is heavier than the normal temperature air, the cold air moves downward, and meanwhile, forced convection is formed in cooperation with the fan 201 inside the showcase, so that the normal temperature air outside is simply isolated.
In this embodiment, the dew point indirect heat exchanger 191 is formed by stacking a plurality of heat exchange plates, so that a dry-wet heat exchange channel is formed through the dew point indirect heat exchanger 191.
In this embodiment, the model of the fan 201 is Hik-8e 3.
Working principle or structural principle: when the refrigeration treatment of the articles is needed, the articles are placed on the upper surface of the placing frame 22 in order, and then the cold air is discharged into the second shell 20 through the second through hole 21, so as to cool the articles, and the hot and humid air in the environment is sucked in the refrigeration operation process, at this time, the air opening 101 blows out the primary air layer 161, the primary air layer 161 is precooled and moves in the dry channel 16, when the air opening moves to the position of the first through hole 17, a part of the primary air layer 161 flows into the interior of the wet channel 18 through the first through hole 17 and is converted into the secondary air layer 181, the secondary air layer 181 and the water film 19 perform heat and humidity exchange, and then the secondary air layer 181 is discharged through the second air outlet 112, the heat and humidity exchange can reduce the temperature in the interior of the wet channel 18, the heat exchange temperature difference of the dry and wet channels is enlarged, so that the cooling range of the primary air layer 161 in the dry channel 16 is increased, the primary air layer 161 which does not enter the wet channel 18 is discharged through the first air outlet 111 to form an outer air curtain, and the cold air discharged by the third through hole 23 is matched to form an outer air curtain at the other side, so that the showcase is protected by the two outer air curtains, the outside hot and humid air is blocked, the phenomenon that a large amount of hot and humid air in the environment is sucked in the refrigerating operation process is avoided, and the condition that partial energy consumption is consumed for processing the air is caused, the energy consumption of the showcase is reduced, the energy efficiency is improved, the driving potential of the dew point type indirect evaporative cooling technology is the difference between the dry bulb temperature of the primary air layer 161 and the dew point temperature of the primary air layer 161, and the limit of the air supply temperature is the dew point of the primary air layer 161, so that the air with the air supply dry bulb temperature lower than the outdoor wet bulb temperature and close to the dew point can be provided, and the temperature drop is large.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A dew point indirect evaporative cooling double-layer air curtain showcase comprises a cooling assembly (1) and a display assembly (2), and is characterized in that:
the cooling assembly (1) comprises a first shell (10), an air opening (101), a first air outlet (111), a second air outlet (112), a water collector (11), a first pipeline (12), a second pipeline (13), an overflow pipeline (131), a water tank (14), a base (15), a dry channel (16), a primary air layer (161), a first through hole (17), a wet channel (18), a secondary air layer (181), a water film (19) and a dew point indirect heat exchanger (191);
a dew point indirect heat exchanger (191) is connected to the inner portion of the first shell (10) through threads, a wet channel (18) is arranged above the dew point indirect heat exchanger (191), a secondary air layer (181) is arranged inside the wet channel (18), and the secondary air layer (181) penetrates through the second air outlet (112);
a dry channel (16) is arranged below the dew point indirect heat exchanger (191), an air port (101) is formed in the dry channel (16), a primary air layer (161) is arranged in the dry channel (16), and the primary air layer (161) penetrates through the first air outlet (111);
a first through hole (17) is formed in one side of the dew point indirect heat exchanger (191), and a water film (19) is arranged on the upper surface of the dew point indirect heat exchanger (191).
2. The dew point indirect evaporative cooling double-layer air curtain display case of claim 1, wherein: the inside of base (15) is equipped with water tank (14), the delivery port intercommunication second pipeline (13) of water tank (14), the one end intercommunication that water tank (14) were kept away from in second pipeline (13) has water collector (11), the delivery port intercommunication of water collector (11) has first pipeline (12), the upper surface of first casing (10) is run through in first pipeline (12), the water inlet intercommunication of water tank (14) has overflow pipe (131), the one end that water tank (14) were kept away from in overflow pipe (131) runs through one side of first casing (10) and is located the inside of wet passageway (18).
3. The dew point indirect evaporative cooling double-layer air curtain display case of claim 1, wherein: the display assembly (2) comprises a second shell (20), a fan (201), a second through hole (21), a placing frame (22) and a third through hole (23);
the second shell (20) is welded on one side of the base (15) adjacent to the first shell (10).
4. The dew point indirect evaporative cooling double-layer air curtain display case of claim 3, wherein: the welding that the inside wall of second casing (20) is even has rack (22), the internally mounted of second casing (20) has fan (201).
5. The dew point indirect evaporative cooling double-layer air curtain display case of claim 3, wherein: and second through holes (21) are uniformly formed in the inner side wall of the second shell (20).
6. The dew point indirect evaporative cooling double-layer air curtain display case of claim 3, wherein: and a third through hole (23) is formed in the inner top wall of the second shell (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120821663.5U CN215348045U (en) | 2021-04-21 | 2021-04-21 | Dew point indirect evaporative cooling double-layer air curtain display cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120821663.5U CN215348045U (en) | 2021-04-21 | 2021-04-21 | Dew point indirect evaporative cooling double-layer air curtain display cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215348045U true CN215348045U (en) | 2021-12-31 |
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ID=79627563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120821663.5U Active CN215348045U (en) | 2021-04-21 | 2021-04-21 | Dew point indirect evaporative cooling double-layer air curtain display cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215348045U (en) |
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2021
- 2021-04-21 CN CN202120821663.5U patent/CN215348045U/en active Active
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