CN110822568A - Evaporator dehumidifier - Google Patents
Evaporator dehumidifier Download PDFInfo
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- CN110822568A CN110822568A CN201910991220.8A CN201910991220A CN110822568A CN 110822568 A CN110822568 A CN 110822568A CN 201910991220 A CN201910991220 A CN 201910991220A CN 110822568 A CN110822568 A CN 110822568A
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- micro
- evaporator
- channel
- dehumidifier
- compressor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/1405—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification in which the humidity of the air is exclusively affected by contact with the evaporator of a closed-circuit cooling system or heat pump circuit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/37—Capillary tubes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/084—Heat exchange elements made from metals or metal alloys from aluminium or aluminium alloys
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Drying Of Gases (AREA)
Abstract
The invention discloses an evaporator dehumidifier, which comprises a chassis, and a micro-channel evaporator, a water receiving tray, a compressor, a throttling capillary tube, a micro-channel condenser and a fan which are arranged on the chassis in a matching manner; the water receiving tray is arranged below the micro-channel evaporator in a matching mode, the micro-channel condenser is arranged behind the micro-channel evaporator in a matching mode, and the fan is arranged behind the micro-channel condenser in a matching mode; the compressor is connected to the micro-channel condenser, the throttling capillary tube is connected to the micro-channel evaporator and then connected to the compressor to form a refrigerant circulating channel; the micro-channel evaporator is provided with a wet air inlet and a cold air outlet, and the micro-channel condenser is provided with a cold air inlet and a hot air outlet; the cold air outlet is communicated with the cold air inlet in a matching way; the fan is matched and arranged at the hot air outlet. The invention adopts the micro-channel evaporator, can improve the contact area of heat exchange in a smaller space, effectively improves the heat exchange performance, enables the design of products to be more miniaturized, saves materials, reduces the consumption of refrigerant and is more economical and practical.
Description
Technical Field
The invention belongs to the technical field of dehumidifiers, and particularly relates to an evaporator dehumidifier.
Background
The dehumidifier is also called dehumidifier, drier and dehumidifier, generally divided into two categories of civil dehumidifier and industrial dehumidifier, belonging to one part of air-conditioning family. Generally, a conventional dehumidifier is composed of a compressor, a heat exchanger, a fan, a water container, a cabinet, and a controller.
The working principle is as follows: the wet air is pumped into the machine by a fan and passes through a heat exchanger, water molecules in the air are condensed into water drops, the treated dry air is discharged out of the machine, and the indoor humidity is kept at the proper relative humidity by circulation.
The main production places of global dehumidifiers are concentrated in italy, japan, china, etc., and china is increasingly positioned in the global dehumidifier market. In particular, industrial dehumidifiers are used in medicine, hospitals, electronics, computers and food industries; the household dehumidifier just starts in the domestic market of China, and is not completely recognized by consumers of China.
However, in the heat exchanger of the general dehumidifier, a gap exists between a pipe for conveying the refrigerant and the fin, thereby affecting the heat transfer efficiency; moreover, different materials between the pipelines and the fins can cause electric corrosion, influence the service life and are not easy to recycle; in order to achieve certain heat exchange performance, the heat exchanger of the traditional dehumidifier is usually small in size, large in metal consumption, high in cost, heavy in weight and inconvenient to transport; in addition, the dehumidification effect is not high due to uneven distribution of the refrigerant flow rate, and the problems of frost and water drainage exist.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide a dehumidifier which can keep equivalent heat exchange performance even if the volume of an evaporator is reduced.
(II) technical scheme
In order to solve the technical problem, the invention provides an evaporator dehumidifier which comprises a micro-channel evaporator, a water receiving disc, a compressor, a throttling capillary tube, a micro-channel condenser, a fan and a chassis, wherein the micro-channel evaporator is arranged on the water receiving disc; the micro-channel evaporator, the water receiving disc, the compressor, the throttling capillary tube, the micro-channel condenser and the fan are arranged on the chassis in a matching way; the water receiving tray is arranged below the micro-channel evaporator in a matching mode, the micro-channel condenser is arranged behind the micro-channel evaporator in a matching mode, and the fan is arranged behind the micro-channel condenser in a matching mode; the compressor, the micro-channel condenser, the throttling capillary tube and the micro-channel evaporator are sequentially communicated in a matching manner, and the micro-channel evaporator is also communicated with the compressor in a matching manner; a refrigerant which circularly flows is arranged in a circulating channel from the compressor to the micro-channel condenser to the throttling capillary tube to the micro-channel evaporator and then to the compressor;
the micro-channel evaporator is provided with a wet air inlet and a cold air outlet, and the micro-channel condenser is provided with a cold air inlet and a hot air outlet; the cold air outlet is communicated with the cold air inlet in a matching way; the fan is arranged at the hot air outlet in a matching way.
The evaporator dehumidifier also comprises an expansion device, and the expansion device is communicated with the micro-channel condenser and the throttling capillary in a matching way.
The evaporator dehumidifier also comprises a subcooler which is communicated with the expansion device and the throttling capillary tube in a matching way.
The compressor and the throttling capillary tube are arranged in the passage containing cavity, and the passage containing cavity is communicated with the cold air outlet and the cold air inlet in a matching mode.
Wherein, the microchannel evaporator is provided with an inlet and an outlet parallel flow microchannel at the plane of the wet air inlet.
Wherein, the included angle between the parallel flow micro-channel and the chassis is 65 degrees.
The air guide fin groups are uniformly distributed along the parallel flow direction at intervals and are perpendicular to the plane of the wet air inlet, and each air guide fin group comprises an edge fin, an inclined fin and a middle fin; the side fins are two in number and are symmetrically distributed at two ends of the wind guide fin group, the middle fins are distributed in the middle of the wind guide fin group, and the inclined fins are uniformly distributed between the side fins and the middle fins and are symmetrically distributed by taking the middle fins as centers; the air guide direction formed between every two of the side fins, the inclined fins and the middle fins is deviated to the inclined direction of the middle fins and forms 40 degrees with the arrangement direction of the air guide fin groups.
Wherein, the parallel flow micro-channel and the wind guide fin group are both made of aluminum materials.
Wherein, the parallel flow micro-channel and the wind guide fin group are brazed into an integral structure.
(III) advantageous effects
Compared with the prior art, the invention adopts the microchannel evaporator, can improve the contact area of heat exchange in a smaller space, effectively improve the heat exchange performance, enable the design of products to be more miniaturized, reduce the refrigerant flow in the microchannel, save materials and reduce the consumption of the refrigerant, and is more economical and practical, when the parallel flow microchannel reaches the installation angle of 65 degrees with the chassis, after forming a favorable launching angle with the fin β angle of the air guide fin group of 40 degrees, water drops condensed in the microchannel evaporator 1 can be rapidly discharged downwards through the turbulent flow of wind, wind resistance caused by a water bridge can not be formed, and water can be rapidly treated in defrosting.
Drawings
FIG. 1 is a schematic perspective view of the evaporator dehumidifier of the present invention.
FIG. 2 is a schematic diagram of the structure of a popular microchannel of the present invention.
Figure 3 is a refrigerant flow diagram within a flat flow microchannel of the invention.
FIG. 4 is a schematic front view of the evaporator dehumidifier of the present invention.
Fig. 5 is a partial enlarged view of I in fig. 1.
Fig. 6 is a partial enlarged view of II in fig. 4.
Description of reference numerals: 1. a microchannel evaporator; 2. a water pan; 3. a compressor; 4. throttling the capillary tube; 5. a microchannel condenser; 6. a fan; 7. a chassis; 8. a passageway cavity; 11. a wet air inlet; 12. a cool air outlet; 13. a parallel flow microchannel; 14. a wind-guiding fin group; 51. a cold air inlet; 52. a hot air outlet; 131. a refrigerant inlet; 132. a refrigerant outlet; 141. an edge fin; 142. oblique fins; 143. a middle fin; 144. the direction of air circulation.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
FIG. 1 is a schematic perspective view of the evaporator dehumidifier of the present invention, which mainly embodies the combination connection relationship of the evaporator dehumidifier composed of a micro-channel evaporator 1, a water pan 2, a compressor 3, a throttling capillary tube 4, a micro-channel condenser 5, a fan 6 and a chassis 7, and reflects the passage of wet air entering into the dry air output; FIG. 2 is a schematic structural view of the present invention showing the piping arrangement of the present invention in a horizontal plane with emphasis on the flat flow microchannel 13; FIG. 3 is a refrigerant flow diagram within a parallel flow microchannel of the present invention, reflecting one refrigerant inlet 131 and one refrigerant outlet 132 of the parallel flow microchannel 13, and reflecting the refrigerant flow direction within the parallel flow microchannel 13; FIG. 4 is a schematic front view of the evaporator dehumidifier of the present invention, focusing on the installation angle of the parallel micro-channel 13 and the structural distribution of the wind-guiding fin set 14, and the flowing direction of the wet air entering the micro-channel evaporator 1; FIG. 5 is an enlarged view of section I of FIG. 1, reflecting the uniform spacing of the wind directing fin sets 14 between parallel adjacent microchannels of the advection microchannel 13; fig. 6 is a partial enlarged view of II in fig. 4, the structural distribution of the wind guide fin group 14, and the flow direction of the wet air entering the microchannel evaporator 1.
The evaporator dehumidifier is structurally shown in figure 1, and comprises a micro-channel evaporator 1, a water receiving disc 2, a compressor 3, a throttling capillary tube 4, a micro-channel condenser 5, a fan 6 and a chassis 7; the micro-channel evaporator 1, the water receiving tray 2, the compressor 3, the throttling capillary tube 4, the micro-channel condenser 5 and the fan 6 are arranged on the chassis 7 in a matching way; the water receiving tray 2 is arranged below the micro-channel evaporator 1 in a matching mode, the micro-channel condenser 5 is arranged behind the micro-channel evaporator 1 in a matching mode, and the fan 6 is arranged behind the micro-channel condenser 5 in a matching mode; the compressor 3, the micro-channel condenser 5, the throttling capillary tube 4 and the micro-channel evaporator 1 are sequentially communicated in a matching way, and the micro-channel evaporator 1 is communicated with the compressor 3 in a matching way; a circulating flowing refrigerant is arranged in a circulating channel from the compressor 3 to the micro-channel condenser 5 to the throttling capillary tube 4 to the micro-channel evaporator 1 and then to the compressor 3;
the micro-channel evaporator 1 is provided with a wet air inlet 11 and a cold air outlet 12, and the micro-channel condenser 5 is provided with a cold air inlet 51 and a hot air outlet 52; the cold air outlet 12 is in matching communication with the cold air inlet 51; the fan 6 is arranged at the hot air outlet 52 in a matching manner.
This product during operation realizes two circulations, including the extrinsic cycle of the inner loop of refrigerant and air:
first, internal circulation of refrigerant: the compressor 3 works to provide hot compressed refrigerant gas and deliver it to the microchannel condenser 5; the micro-channel refrigerator 5 absorbs cold energy of cold air, condenses hot compressed refrigerant gas into hot refrigerant liquid and transmits the hot refrigerant liquid to the throttling capillary 4; the refrigerant flowing through the throttling capillary tube 4 is changed into cold liquid refrigerant and is conveyed to the microchannel evaporator 1; the cold energy released in the microchannel evaporator 1 is used for humidifying air, and the cold liquid refrigerant is evaporated into cold gas refrigerant and conveyed back to the compressor 3, so that the refrigeration cycle is completed.
Second, external circulation of air: the fan 6 is used for extracting air in a rotating mode, wet air enters from a wet air inlet 11 of the microchannel evaporator 1, the cold energy of cold liquid refrigerant absorbed in the microchannel evaporator 1 reaches a saturated steam state, the wet air is reduced to be below a dew point, so that water vapor in the air is condensed into liquid and is dripped into the water receiving tray 2 to be collected, the dehumidified cold air is output from a cold air outlet 12 of the microchannel evaporator 1 and enters the microchannel condenser 5 from a cold air inlet 51 of the microchannel condenser 5, and the dehumidified cold air absorbs heat of hot compressed refrigerant gas in the microchannel condenser 5 to be heated; finally, the dehumidified and heated hot air is discharged from the hot air outlet 52 of the microchannel 5.
The heat exchanger of this product adopts the structure of microchannel evaporator, can improve the area of contact of heat exchange in less space, effectively improves heat exchange performance for the design of product is more miniaturized, and the refrigerant flow among the microchannel reduces, and both save material reduce the quantity of refrigerant again, and is more economical and practical.
In this embodiment, the evaporator dehumidifier further comprises an expansion device, and the expansion device is in matched communication with the micro-channel condenser 5 and the throttling capillary tube 4. In the internal circulation of the refrigerant, the hot refrigerant liquid condensed from the microchannel condenser 5 is first sent to the expansion device to be subjected to the treatment of reducing the temperature and pressure of the refrigerant liquid, and then sent to the throttle capillary 4.
In this embodiment, the evaporator dehumidifier further includes a subcooler, and the subcooler is in matching communication with the expansion device and the throttling capillary tube 4. In the internal circulation of the refrigerant, the refrigerant processed by the expansion device is a cold gas-liquid refrigerant, and the cold gas-liquid refrigerant is firstly conveyed to the filter to be further cooled into a cold liquid refrigerant, and then conveyed to the throttling capillary tube 4.
As shown in fig. 1, in the present embodiment, a passageway cavity 8 is disposed between the microchannel condenser 5 and the microchannel evaporator 1, the compressor 3 and the throttling capillary tube 4 are disposed in the passageway cavity 8, and the passageway cavity 8 is in matching communication with the cold air outlet 12 and the cold air inlet 51. Wherein, the circulating line of refrigerant also matches and sets up in this passageway holds the intracavity 8 for the setting of this product is compacter, thereby effectively reduces the volume of this product, and then effectively reduces the area occupied of this product, small and exquisite practicality. In addition, the passage cavity 8 is of a closed structure, and only a passage for connecting the micro-channel condenser 5 and the micro-channel evaporator 1 is reserved; the micro-channel condenser 5 has a closed structure at the periphery except for a cold air inlet 51 and a hot air outlet 52; the microchannel evaporator 1 has a closed structure at its periphery except for the moist air inlet 11 and the cool air outlet 12.
As shown in fig. 1 and 2, in the present embodiment, the microchannel evaporator 1 is provided with an inlet-outlet parallel flow microchannel 13 at the plane of the wet air inlet 11. As shown in fig. 3, the refrigerant flow path inside the parallel micro-channel 13 is shown, and the parallel micro-channel 13 has only one refrigerant inlet 131 for refrigerant to enter and one refrigerant outlet 132 for refrigerant to flow out.
In this embodiment, as shown in fig. 4, the parallel flow microchannel 13 is at an angle α, preferably α ° to 65 ° to the base plate 7.
As shown in fig. 4, 5 and 6, in the present embodiment, the air guiding fin groups 14 are disposed between adjacent microchannels of the parallel flow microchannels 13 and are uniformly distributed at intervals along the parallel flow direction, the air guiding fin groups 14 are perpendicular to the plane of the wet air inlet 11, the air guiding fin groups 14 include two side fins 141, inclined fins 142 and middle fins 143, the side fins 141 are symmetrically distributed at two ends of the air guiding fin group 14, the middle fins 143 are distributed in the middle of the air guiding fin group 14, the inclined fins 142 are uniformly distributed between the side fins 141 and the middle fins 143 and are symmetrically distributed centering on the middle fins 143, the air guiding direction formed between each two side fins 141, inclined fins 142 and middle fins 143 is inclined upward relative to the middle fins 143 and forms an angle β with the arrangement direction of the air guiding fin group 14, preferably β is 40 °.
When the parallel flow microchannel 13 of the product forms a 65-degree installation angle with the chassis 7 and forms a favorable launching angle with the fins β of the wind guide fin group 14 at an angle of 40 degrees, water drops condensed in the microchannel evaporator 1 can be quickly discharged downwards through turbulent flow of wind, a water bridge cannot be formed to cause wind resistance, water can be quickly treated during defrosting, the structural design solves the technical difficulties of uneven flow distribution, frosted launching and the like in the microchannel evaporator, and the advantages of energy efficiency, high volume, small size and energy conservation can be exerted.
In this embodiment, the parallel flow microchannels 13 and the wind guiding fin sets 14 are made of aluminum material, so that they have high heat exchange performance and are not subject to electrical corrosion due to the same material.
In this embodiment, the parallel flow microchannels 13 and the wind guide fin groups 14 are brazed to form an integral structure, so that no gap exists between the parallel flow microchannels and the wind guide fin groups, and the heat exchange performance is improved.
In this embodiment, the water pan 2 is a drawer structure, which facilitates the cleaning of the condensed water.
In this embodiment, when the compressor 3 is mounted on the base plate 7, a cushion pad may be disposed between the two to reduce vibration and noise during operation of the compressor.
The product needs to pay attention to the following points in the using process to ensure that the performance of the product is maximized: firstly, the machine body is away from the wall body for a certain distance, preferably 30 cm; secondly, the dehumidification device is placed in a relatively closed space, so that the influence of outside air is minimized, and an excellent dehumidification effect is guaranteed; thirdly, the filter screen is kept clean for a long time and is used under the condition of no air blockage; fourthly, the material is placed in a relatively flat place to run; and fifthly, boiling a water pool, a drainage ditch and other water sources or high-temperature instruments to avoid the heat radiation and the moisture radiation from causing the humidity sensor to display incorrect environment humidity. The single-flow evaporator solves the problem of uneven flow distribution, and the prior collecting pipe is still not ideal in effect and is greatly influenced by environmental factors when a flow distribution plate is used for distributing refrigerant.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (9)
1. An evaporator dehumidifier characterized in that: the evaporator dehumidifier comprises a micro-channel evaporator (1), a water receiving tray (2), a compressor (3), a throttling capillary tube (4), a micro-channel condenser (5), a fan (6) and a chassis (7); the micro-channel evaporator (1), the water receiving tray (2), the compressor (3), the throttling capillary tube (4), the micro-channel condenser (5) and the fan (6) are arranged on the chassis (7) in a matching manner; the water pan (2) is arranged below the micro-channel evaporator (1) in a matching manner, the micro-channel condenser (5) is arranged behind the micro-channel evaporator (1) in a matching manner, and the fan (6) is arranged behind the micro-channel condenser (5) in a matching manner; the compressor (3), the micro-channel condenser (5), the throttling capillary tube (4) and the micro-channel evaporator (1) are sequentially communicated in a matching manner, and the micro-channel evaporator (1) is communicated with the compressor (3) in a matching manner; a circulating flowing refrigerant is arranged in a circulating channel from the compressor (3) to the micro-channel condenser (5) to the throttling capillary tube (4) to the micro-channel evaporator (1) and then to the compressor (3);
the micro-channel evaporator (1) is provided with a wet air inlet (11) and a cold air outlet (12), and the micro-channel condenser (5) is provided with a cold air inlet (51) and a hot air outlet (52); the cold air outlet (12) is in matched communication with the cold air inlet (51); the fan (6) is matched and arranged at the hot air outlet (52).
2. The evaporator dehumidifier of claim 1 wherein: the evaporator dehumidifier also comprises an expansion device, and the expansion device is communicated with the micro-channel condenser (5) and the throttling capillary tube (4) in a matching way.
3. The evaporator dehumidifier of claim 2 wherein: the evaporator dehumidifier also comprises a subcooler, and the subcooler is matched and communicated with the expansion device and the throttling capillary tube (4).
4. The evaporator dehumidifier of claim 1 wherein: a passageway containing cavity (8) is arranged between the micro-channel condenser (5) and the micro-channel evaporator (1), the compressor (3) and the throttling capillary tube (4) are arranged in the passageway containing cavity (8), and the passageway containing cavity (8) is communicated with the cold air outlet (12) and the cold air inlet (51) in a matching mode.
5. The evaporator dehumidifier of claim 1 wherein: the microchannel evaporator (1) is provided with a parallel flow microchannel (13) which is arranged in and out at the plane of the wet air inlet (11).
6. The evaporator dehumidifier of claim 5 wherein: the included angle between the parallel flow micro-channel (13) and the chassis (7) is 65 degrees.
7. The evaporator dehumidifier of claim 6 wherein: the air guide fin groups (14) are uniformly distributed along the parallel flow direction at intervals between adjacent micro channels of the parallel flow micro channels (13), the air guide fin groups (14) are perpendicular to the plane of the wet air inlet (11), and each air guide fin group (14) comprises an edge fin (141), an inclined fin (142) and a middle fin (143); the side fins (141) are two in number and are symmetrically distributed at two ends of the wind guide fin group (14), the middle fins (143) are distributed in the middle of the wind guide fin group (14), and the inclined fins (142) are uniformly distributed between the side fins (141) and the middle fins (143) and are symmetrically distributed by taking the middle fins (143) as centers; the air guide direction formed between every two of the side fins (141), the inclined fins (142) and the middle fins (143) is deviated to the inclined direction of the middle fins (143) and forms 40 degrees with the arrangement direction of the air guide fin group (14).
8. An evaporator dehumidifier according to claim 7 wherein: the parallel flow micro-channel (13) and the wind guide fin group (14) are both made of aluminum materials.
9. An evaporator dehumidifier according to claim 8 wherein: the parallel flow micro-channel (13) and the air guide fin group (14) are brazed into an integral structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910991220.8A CN110822568A (en) | 2019-10-18 | 2019-10-18 | Evaporator dehumidifier |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910991220.8A CN110822568A (en) | 2019-10-18 | 2019-10-18 | Evaporator dehumidifier |
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| CN110822568A true CN110822568A (en) | 2020-02-21 |
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| CN201910991220.8A Pending CN110822568A (en) | 2019-10-18 | 2019-10-18 | Evaporator dehumidifier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112050309A (en) * | 2020-08-28 | 2020-12-08 | 宁波瑞丰模具科技有限公司 | Dehumidifying device |
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