CN211876204U - Low-temperature runner heat recovery dehumidification system of refrigeration equipment - Google Patents
Low-temperature runner heat recovery dehumidification system of refrigeration equipment Download PDFInfo
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- CN211876204U CN211876204U CN202020360155.7U CN202020360155U CN211876204U CN 211876204 U CN211876204 U CN 211876204U CN 202020360155 U CN202020360155 U CN 202020360155U CN 211876204 U CN211876204 U CN 211876204U
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Abstract
The utility model discloses a low-temperature rotary wheel heat recovery dehumidification system of refrigeration equipment, which comprises a refrigerator refrigeration cycle, a heat recovery rotary wheel dehumidifier and a refrigerator, wherein the heat recovery rotary wheel dehumidifier comprises a refrigeration dehumidification layer and a heat recovery regeneration layer, and a low-temperature evaporator connected with the refrigerator, a dehumidification area of a dehumidification rotary wheel and an air outlet fan are arranged in the refrigeration dehumidification layer; a heat recovery condenser connected with the refrigeration cycle of the refrigerator, a regeneration area of the dehumidification rotating wheel and an exhaust fan are arranged in the heat recovery regeneration layer; the refrigerator refrigeration cycle comprises a liquid storage device, an expansion valve, a refrigerator and a compressor, wherein the low-temperature evaporator, the liquid storage device, the expansion valve, the refrigerator and the compressor are sequentially connected into a cycle. The utility model discloses the low temperature runner heat recovery dehumidification system of refrigeration plant who obtains utilizes the heat recovery condenser, and heat production when refrigerating to the freezer is retrieved and is utilized fully, compares the cold chain equipment that uses in current market, the supermarket, can practice thrift traditional freezer refrigeration cycle 50% energy consumption.
Description
Technical Field
The utility model relates to a cold chain system, especially a refrigeration plant's low temperature runner heat recovery dehumidification system.
Background
In supermarkets, fresh markets and the like, in order to keep products fresh, a refrigerator or a freezer device needs to be continuously refrigerated, and meanwhile, the humidity of the indoor environment needs to be kept stable so as to avoid the phenomena of indoor condensation, frost and the like caused by low temperature; in the existing supermarket, a refrigerator and a dehumidifier are mutually independent devices, wherein the refrigerator adopts a traditional refrigeration mode of evaporation and condensation circulation, heat in the refrigeration process is directly dissipated, and due to continuous refrigeration, the refrigerator and the dehumidifier have huge energy consumption, and high maintenance cost of a user and consumption of a large amount of refrigerants are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an energy-conserving, efficient refrigeration plant's low temperature runner heat recovery dehumidification system in order to solve above-mentioned prior art not enough.
In order to achieve the above object, the utility model relates to a low temperature runner heat recovery dehumidification system of refrigeration plant, it includes freezer refrigeration cycle, heat recovery runner dehumidifier and refrigerator, be equipped with in the runner dehumidifier and drive rotatory dehumidification runner by drive arrangement, the dehumidification runner includes dehumidification district and regeneration area, heat recovery runner dehumidifier includes refrigeration dehumidification layer and heat recovery regeneration layer, refrigeration dehumidification layer includes air intake and air outlet, is equipped with the dehumidification district that the low temperature evaporator that is connected with the refrigerator and dehumidifies the runner between air intake and air outlet in proper order, still be equipped with the air-out fan in the refrigeration dehumidification layer; the heat recovery regeneration layer comprises an air return inlet and an air outlet, a heat recovery condenser and a regeneration area of the dehumidification rotating wheel are sequentially arranged between the air return inlet and the air outlet, the heat recovery condenser is connected with the refrigeration cycle of the refrigerator, and an air exhaust fan is further arranged in the heat recovery regeneration layer; the refrigerator refrigeration cycle comprises a liquid storage device, an expansion valve, a refrigerator and a compressor, wherein the heat recovery condenser, the liquid storage device, the expansion valve, the refrigerator and the compressor are sequentially connected into a cycle.
In order to further enhance the refrigerating effect of the refrigerator, the refrigerator refrigerating cycle further comprises a second condenser connected between the heat recovery condenser and the liquid storage device.
To further achieve energy savings, the chiller includes a chiller condenser that is installed within the heat recovery regeneration zone.
In order to further achieve the purpose of energy conservation, the refrigeration dehumidification layer further comprises a heat recovery condenser, and the heat recovery condenser can be arranged between the air outlet and the air outlet fan and also can be directly and hermetically arranged outside the air outlet.
In order to ensure the cleanness of indoor air, a fresh air port is arranged on the refrigeration and dehumidification layer, and an air valve is arranged on the fresh air port.
In order to facilitate manufacturing and installation, the dehumidifying rotating wheel is installed on the rotating wheel support, the rotating wheel support and the rotating wheel penetrate through the refrigerating dehumidifying layer and the heat recovery regenerating layer, the fresh air port and the air inlet are located on the same side of the refrigerating dehumidifying layer, an air inlet cavity and a fresh air cavity which are separated by a partition plate are arranged in the refrigerating dehumidifying layer, one end of the air inlet cavity is communicated with the air inlet, one end of the fresh air cavity is communicated with the fresh air port, the other ends of the air inlet cavity and the fresh air cavity are respectively provided with an air inlet filter and a fresh air filter, a return air filter is arranged between the return air port and the heat recovery condenser, a water baffle is arranged between the low-temperature evaporator and the dehumidifying rotating wheel, and a water accumulation disc for.
In order to ensure the cleanness and the sanitation of the indoor environment, a high-voltage electrostatic dust removal device and an ultraviolet photocatalyst filtering device are sequentially arranged at the air inlet; the high-voltage electrostatic dust removal device comprises a discharge electrode and a precipitation electrode, wherein rapping devices are arranged on the discharge electrode and the precipitation electrode; the ultraviolet photocatalyst filtering device comprises an ultraviolet light source and a photocatalyst filter screen, one end of the ultraviolet photocatalyst filtering device is communicated with the high-voltage electrostatic dust removal device, and the other end of the ultraviolet photocatalyst filtering device is communicated with the air inlet.
The utility model discloses refrigeration plant's that obtains low temperature runner heat recovery dehumidification system retrieves and makes full use of the heat production when the freezer is refrigerated, compares the cold chain equipment that uses in current market, the supermarket, can practice thrift traditional freezer refrigeration cycle 50% energy consumption, more is fit for long-time, uninterruptedly moves to owing to adopt the refrigerator to supply cold for the low temperature evaporimeter, equipment can adapt to low temperature environment well.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment 1 of a low-temperature rotary wheel heat recovery dehumidification system of a refrigeration device of the present invention;
fig. 2 is a schematic structural diagram of the low-temperature rotary wheel heat recovery dehumidification system of the embodiment 2 of the refrigeration equipment of the present invention;
fig. 3 is a schematic structural view of a heat recovery rotary dehumidifier in embodiment 3 of the low-temperature rotary heat recovery dehumidification system of the refrigeration apparatus of the present invention;
FIG. 4 is a schematic diagram of the structure of embodiment 4 of the low-temperature rotary-wheel heat-recovery dehumidification system of the refrigeration equipment of the present invention;
fig. 5 is an enlarged schematic view at a in fig. 4.
In the figure: the device comprises a heat recovery rotary dehumidifier 1, a refrigerator refrigeration cycle 2, a refrigerator 3, an air outlet fan 4, an air outlet fan 5, an air valve 6, a high-voltage electrostatic dust removal device 7, an ultraviolet photocatalyst filtering device 8, a driving device 10, a dehumidification rotary wheel 11, a rotary wheel bracket 12, a partition plate 13, an air inlet filter 14, a fresh air filter 15, a return air filter 16, a water baffle plate 17, a water accumulation plate 18, a heat recovery condenser 20, a liquid reservoir 21, an expansion valve 22, a refrigerator 23, a compressor 24, a second condenser 25, a low-temperature evaporator 30, a refrigerator condenser 31, a discharge electrode 70, a precipitation electrode 71, a rapping device 72, an ash bucket 73, an ultraviolet light source 80, a first-stage photocatalyst filter screen 81, a second-stage photocatalyst filter screen 82, a refrigeration dehumidification layer 100, a heat recovery regeneration layer 101, an air inlet 102, an air outlet 103, a return air inlet 104, an air outlet 105, a fresh air inlet, A dehumidification zone 110 and a regeneration zone 111.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example 1:
the low-temperature rotary wheel heat recovery dehumidification system of the refrigeration equipment described in this embodiment, as shown in fig. 1, includes a refrigerator refrigeration cycle 2, a heat recovery rotary wheel dehumidifier 1 and a refrigerator 3, a dehumidification rotary wheel 11 driven by a driving device 10 to rotate is provided in the rotary wheel dehumidifier, the dehumidification rotary wheel 11 includes a dehumidification region 110 and a regeneration region 111, the heat recovery rotary wheel dehumidifier 1 includes a refrigeration dehumidification layer 100 and a heat recovery regeneration layer 101, the refrigeration dehumidification layer 100 includes an air inlet 102 and an air outlet 103, a low-temperature evaporator 30 connected to the refrigerator 3 and the dehumidification region 110 of the dehumidification rotary wheel 11 are provided between the air inlet 102 and the air outlet 103 in sequence, and an air outlet fan 4 is further provided in the refrigeration dehumidification layer 100; the heat recovery regeneration layer 101 comprises an air return opening 104 and an air outlet 105, a heat recovery condenser 20 connected with the refrigeration cycle 2 of the refrigerator and a regeneration area 111 of the dehumidification rotating wheel 11 are sequentially arranged between the air return opening 104 and the air outlet 105, and an exhaust fan 5 is also arranged in the heat recovery regeneration layer 101; freezer refrigeration cycle 2 includes reservoir 21, expansion valve 22, freezer 23 and compressor 24, heat recovery condenser 20, reservoir 21, expansion valve 22, freezer 23, compressor 24 connect gradually into the circulation.
In the actual working process, the outside air enters the refrigeration and dehumidification layer 100 along the air inlet 102, is cooled by the low-temperature evaporator 30, dehumidifies in the dehumidification region 110 of the dehumidification rotating wheel 11, and is discharged along the air outlet 103, in the process, the low-temperature evaporator 30 can also play a primary role in cooling and dehumidification, and at the moment, the dry and cold air at the air outlet 103 can be directly introduced into the indoor environment needing cooling, such as a refrigeration house and the like, through a pipeline; meanwhile, in the refrigeration cycle 2 of the refrigerator, the refrigerator 23 functions as an evaporator in the conventional refrigeration cycle, refrigerant vapor flowing out of the refrigerator is acted by the compressor 24 to form high-temperature and high-pressure refrigerant vapor, and flows into the heat recovery condenser 20 located in the heat recovery rotary dehumidifier 1, outside air is sucked into the heat recovery regeneration layer 101 through the return air inlet 104 under the action of the exhaust fan 5, and in the process of condensing and releasing heat of the refrigerant vapor in the heat recovery condenser 20, the original outside air is heated into high-temperature gas, flows through the regeneration zone 111 of the dehumidification rotary wheel 11, takes away moisture on the dehumidification rotary wheel 11, regenerates the dehumidification rotary wheel 11, and finally is exhausted outdoors through the exhaust outlet 105, and the dehumidification rotary wheel 11 is driven by the driving device 10 to rotate, the dehumidification rotary wheel 11 which is originally located in the dehumidification zone 110 and is already wet partially transferred into the regeneration zone 111, and the portion dried by regeneration is transferred into the dehumidification zone 110, the circulation is carried out, so that the purposes of saving energy and improving dehumidification and refrigeration efficiency by fully utilizing heat generated in the refrigeration cycle 2 of the refrigerator are achieved.
The outside air referred to herein is actually indoor air at the location of the refrigeration equipment such as the refrigerator 23.
The low temperature runner heat recovery dehumidification system of refrigeration plant that this embodiment provided retrieves and fully utilizes the heat production when freezer 23 refrigerates, compares the cold chain equipment that uses in current market, the supermarket, can practice thrift traditional freezer refrigeration 50% energy consumption, more is fit for long-time, uninterruptedly moves to owing to adopt refrigerator 3 to supply cold for low temperature evaporator 30, equipment can adapt to low temperature environment well.
Example 2:
the low-temperature rotary-wheel heat recovery dehumidification system of the refrigeration apparatus described in this embodiment is shown in fig. 2, and besides the features described in embodiment 1, in order to further enhance the refrigeration effect of the refrigerator 23, the refrigerator refrigeration cycle 2 further includes a second condenser 25 connected between the heat recovery condenser 20 and the liquid reservoir 21.
For further energy saving purposes, the refrigerator 3 includes a refrigerator condenser 31, and the refrigerator condenser 31 is installed in the heat recovery regeneration layer 101.
In this embodiment, two sets of refrigerator refrigeration cycles 2 are provided, and in order to further achieve the purpose of energy saving, as shown in fig. 2, the refrigeration dehumidification layer 100 is further provided with a heat recovery condenser 20 of another set of refrigerator refrigeration cycles 2, and the heat recovery condenser 20 is disposed outside the air outlet 103.
In the actual working process, the heat recovery condenser 20 is arranged on the heat recovery regeneration layer 101 and the refrigeration dehumidification layer 100 at the same time, so that the cold air in the refrigeration equipment is fully utilized, and the purpose of energy conservation is achieved; in addition, the second condenser 25 is provided to realize effective supplement and more flexible adjustment of the refrigerating capacity of the refrigerator 23, and at the same time, since the refrigerator condenser 31 is also installed in the heat recovery regeneration layer 101, the temperature of the high-temperature gas flowing through the desiccant rotor 11 is further increased, and the regeneration effect of the rotor is further improved.
The refrigeration plant's that this embodiment provided low temperature runner heat recovery dehumidification system can retrieve through a runner dehumidification equipment to a plurality of freezer refrigeration cycle 2's heat production and recycle, and the system transformation is with low costs, and is energy-conserving effectual, can adapt to the needs in most market, supermarket.
Example 3:
as shown in fig. 3, in addition to the features described in embodiment 1, in order to ensure the cleanness of the indoor air, the low-temperature rotary-wheel heat recovery dehumidification system of the refrigeration apparatus described in this embodiment is provided with a fresh air port 106 on the refrigeration dehumidification layer 100, and the fresh air port 106 is provided with an air valve 6.
In order to facilitate manufacturing and installation, as shown in fig. 3, the dehumidifying rotor 11 is installed on a rotor support 12, the rotor support 12 penetrates through the refrigerating and dehumidifying layer 100 and the heat recovery and regeneration layer 101, the fresh air inlet 106 and the air inlet 102 are located on the same side of the refrigerating and dehumidifying layer 100, an air inlet chamber 107 and a fresh air chamber 108 which are separated by a partition plate 13 are arranged in the refrigerating and dehumidifying layer 100, the air inlet chamber 107 is communicated with the air inlet 102, one end of the fresh air chamber 108 is communicated with the fresh air inlet 106, the other ends of the air inlet chamber 107 and the fresh air chamber 108 are respectively provided with an air inlet filter 14 and a fresh air filter 15, a return air filter 16 is arranged between the return air inlet 104 and the heat recovery condenser 20, a water baffle 17 is arranged between the low-temperature evaporator 30 and the dehumidifying rotor 11, and a water accumulation disc 18 for draining water is arranged below the low.
The low temperature runner heat recovery dehumidification system of refrigeration plant that this embodiment provided adds the new trend device, plays ventilation's effect, can improve the indoor air circumstance in the long-term use.
Example 4:
as shown in fig. 4 and 5, in addition to the features of embodiment 3, in the low-temperature rotary-wheel heat recovery dehumidification system of refrigeration equipment described in this embodiment, in order to ensure cleanness and sanitation of an indoor environment, a high-voltage electrostatic dust removal device 7 and an ultraviolet photocatalyst filtering device 8 are sequentially disposed at the air inlet 102; the high-voltage electrostatic dust removal device 7 comprises a discharge electrode 70 and a precipitation electrode 71, wherein rapping devices 72 are respectively arranged on the discharge electrode 70 and the precipitation electrode 71; the ultraviolet photocatalyst filtering device 8 comprises an ultraviolet light source 80 and a photocatalyst filter screen, one end of the ultraviolet photocatalyst filtering device 8 is communicated with the high-voltage electrostatic dust removal device 7, and the other end is communicated with the air inlet 102.
In this embodiment, high-voltage electrostatic dust collector 7 adopts board-like two district dust collectors, discharge electrode 70 and precipitation pole 71 polar plate are connected with high voltage power supply, are equipped with the ash bucket 73 that is used for collecting the dust that falls in discharge electrode 70 and precipitation pole 71 bottom, rapping device 72 adopts the top to shake the structure, mainly includes electromagnetic hammer rapping apparatus, in actual work, through long-time use, will gather a large amount of dust on the polar plate, influence the discharge dust removal effect of discharge electrode 70 and precipitation pole 71, at this moment, provide control current to electromagnetic hammer rapping apparatus, electromagnetic hammer rapping apparatus shakes repeatedly the polar plate, makes the dust on the polar plate fall into in the ash bucket 73, with the working property of guaranteeing discharge electrode 70 and precipitation pole 71.
In this embodiment, the uv photocatalyst filtering device 8 includes a first photocatalyst filter 81 and a second photocatalyst filter 82, and the uv light source 80 is installed between the two stages of filters.
In this embodiment, the high-voltage electrostatic dust collector 7 is connected to the uv photocatalyst filter 8 and the heat recovery rotary dehumidifier through an air duct.
The low temperature runner heat recovery dehumidification system of refrigeration plant that this embodiment provided, through setting up high voltage static dust collector 7 and ultraviolet photocatalyst filter device 8, to the new trend and the indoor circulating air from the inflow dehumidification system remove dust, degerming and all kinds of chemical pollutants, the decomposition elimination work of virus, the guarantee discharges into like the sanitation and hygiene of the gas of indoor space such as freezer through air outlet 103.
It should be noted that the above-mentioned embodiments 1-4, only for realizing the preferred mode of the present invention, can not be considered as exhaustive of the embodiment of the present invention, and can not be considered as limiting to the number of the partial structures, for example, the number of the refrigerator refrigeration cycle 2 can be completely greater than two, the heat recovery condenser 20 connected thereto can be provided in plural in the heat recovery regeneration layer 101, and also can be provided in plural at the air outlet 103, the employed high voltage electrostatic dust collector 7 is not limited to the plate type dual-zone form, in the actual installation, the actual building structure and the use need are considered, the tubular electrostatic dust collector can also be employed, and in addition, the rapping device 72 can also employ the structure of lateral rapping according to the actual need.
Claims (9)
1. A low-temperature rotary wheel heat recovery dehumidification system of refrigeration equipment comprises a refrigerator refrigeration cycle (2), a heat recovery rotary wheel dehumidifier (1) and a refrigerator (3), wherein a dehumidification rotary wheel (11) driven to rotate by a driving device (10) is arranged in the rotary wheel dehumidifier, the dehumidification rotary wheel (11) comprises a dehumidification area (110) and a regeneration area (111), and the low-temperature rotary wheel dehumidifier is characterized in that the heat recovery rotary wheel dehumidifier (1) comprises a refrigeration dehumidification layer (100) and a heat recovery regeneration layer (101), the refrigeration dehumidification layer (100) comprises an air inlet (102) and an air outlet (103), a low-temperature evaporator (30) connected with the refrigerator (3) and the dehumidification area (110) of the dehumidification rotary wheel (11) are sequentially arranged between the air inlet (102) and the air outlet (103), and an air outlet fan (4) is further arranged in the refrigeration dehumidification layer (100); the heat recovery regeneration layer (101) comprises an air return opening (104) and an air outlet (105), a heat recovery condenser (20) connected with a refrigerator refrigeration cycle (2) and a regeneration area (111) of the dehumidification rotating wheel (11) are sequentially arranged between the air return opening (104) and the air outlet (105), and an air exhaust fan (5) is further arranged in the heat recovery regeneration layer (101); freezer refrigeration cycle (2) include reservoir (21), expansion valve (22), freezer (23) and compressor (24), heat recovery condenser (20), reservoir (21), expansion valve (22), freezer (23), compressor (24) connect gradually into the circulation.
2. A low-temperature rotary-wheel heat-recovery dehumidification system for refrigeration plants according to claim 1, characterized in that said freezer refrigeration cycle (2) further comprises a second condenser (25) connected between the heat-recovery condenser (20) and the liquid reservoir (21).
3. Cryogenic rotor heat recovery dehumidification system of a refrigeration plant according to claim 1 or 2, characterized in that the refrigerator (3) comprises a refrigerator condenser (31), the refrigerator condenser (31) being installed in the heat recovery regeneration layer (101).
4. The low-temperature rotary-wheel heat-recovery dehumidifying system of a refrigerating apparatus as claimed in claim 1 or 2, wherein the refrigerating dehumidifying layer (100) further comprises a heat-recovery condenser (20).
5. The low-temperature rotary-wheel heat-recovery dehumidifying system of a refrigerating apparatus as claimed in claim 3, wherein said refrigerating dehumidifying layer (100) further comprises a heat-recovery condenser (20).
6. The low-temperature rotary wheel heat recovery dehumidification system of the refrigeration equipment as claimed in claim 1 or 2, wherein a fresh air port (106) is arranged on the refrigeration dehumidification layer (100), and an air valve (6) is arranged on the fresh air port (106).
7. The low-temperature rotary wheel heat recovery dehumidification system of the refrigeration equipment as claimed in claim 5, wherein a fresh air port (106) is provided on the refrigeration dehumidification layer (100), and an air valve (6) is provided on the fresh air port (106).
8. The low-temperature rotary wheel heat recovery dehumidification system of the refrigeration equipment as claimed in claim 7, wherein the dehumidification rotary wheel (11) is mounted on a rotary wheel support (12), the rotary wheel support (12) and the rotary wheel penetrate through the refrigeration dehumidification layer (100) and the heat recovery regeneration layer (101), the fresh air inlet (106) and the air inlet (102) are located at the same side of the refrigeration dehumidification layer (100), an air inlet cavity (107) and a fresh air cavity (108) which are separated by a partition plate (13) are arranged in the refrigeration dehumidification layer (100), the air inlet cavity (107) is communicated with the air inlet (102) at one end, the fresh air cavity (108) is communicated with the fresh air inlet (106) at one end, an air inlet filter (14) and a fresh air filter (15) are respectively arranged at the other ends of the air inlet cavity (107) and the fresh air cavity (108), and a return air filter (16) is arranged between the return air inlet (104) and the heat recovery, a water baffle (17) is arranged between the low-temperature evaporator (30) and the dehumidifying rotating wheel (11), and a water accumulation disc (18) for draining water is arranged below the low-temperature evaporator (30) and the dehumidifying rotating wheel (11).
9. The low-temperature rotary wheel heat recovery dehumidification system of the refrigeration equipment as claimed in claim 1 or 2, wherein a high-voltage electrostatic dust removal device (7) and an ultraviolet photocatalyst filtering device (8) are sequentially arranged at the air inlet (102); the high-voltage electrostatic dust collection device (7) comprises a discharge electrode (70) and a precipitation electrode (71), wherein rapping devices (72) are respectively arranged on the discharge electrode (70) and the precipitation electrode (71); the ultraviolet photocatalyst filtering device (8) comprises an ultraviolet light source (80) and a photocatalyst filter screen, one end of the ultraviolet photocatalyst filtering device (8) is communicated with the high-voltage electrostatic dust collection device (7), and the other end of the ultraviolet photocatalyst filtering device is communicated with the air inlet (102).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2020201582424 | 2020-02-10 | ||
| CN202020158242 | 2020-02-10 |
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| CN211876204U true CN211876204U (en) | 2020-11-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425953A (en) * | 2020-02-10 | 2020-07-17 | 福建省寰杰科技发展有限公司 | Low-temperature runner heat recovery dehumidification system of refrigeration equipment and heat recovery refrigeration dehumidification method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425953A (en) * | 2020-02-10 | 2020-07-17 | 福建省寰杰科技发展有限公司 | Low-temperature runner heat recovery dehumidification system of refrigeration equipment and heat recovery refrigeration dehumidification method |
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