CN108167970B - Dehumidifier - Google Patents
Dehumidifier Download PDFInfo
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- CN108167970B CN108167970B CN201711415405.1A CN201711415405A CN108167970B CN 108167970 B CN108167970 B CN 108167970B CN 201711415405 A CN201711415405 A CN 201711415405A CN 108167970 B CN108167970 B CN 108167970B
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- air
- evaporator
- heat exchange
- channel
- condenser
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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
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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
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
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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
- 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
- F24F3/153—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 with subsequent heating, i.e. with the air, given the required humidity in the central station, passing a heating element to achieve the required temperature
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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
- F24F2003/144—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 by dehumidification only
- F24F2003/1446—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 by dehumidification only by condensing
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Gases (AREA)
Abstract
The invention discloses a dehumidifier, which comprises: the sensible heat exchanger is provided with a first air channel and a second air channel which are staggered and not communicated with each other, and the first air channel is provided with a first air inlet and a first air outlet; the second air duct is provided with a second air inlet and a second air outlet; the evaporator penetrates through the first air duct and the second air duct, the first air inlet and the second air outlet are positioned at the first heat exchange side, and the second air inlet and the first air outlet are positioned at the second heat exchange side; the condenser and the fan are used for sucking air into the first air channel and the second air channel from the first air inlet and the second air inlet respectively; air enters the first air channel from the first air inlet, passes through the evaporator, then passes through the first air outlet, passes through the condenser and then is blown out by the fan; air enters the second air channel from the second air inlet, is blown out from the second air outlet after passing through the evaporator, and is blown out from the fan after passing through the condenser. The invention provides a dehumidifier which is good in dehumidification effect and high in overall energy efficiency.
Description
Technical Field
The invention relates to the technical field of air conditioning, in particular to a dehumidifier.
Background
At present, most dehumidifiers in the market adopt an evaporator and a condenser, the air inlet areas of the evaporator and the condenser are the same, air entering the dehumidifier firstly passes through the evaporator, the temperature of the air is reduced and water is condensed in the process of heat exchange between the air and the evaporator, then low-temperature and low-humidity air passes through the condenser, and the condenser heats the air by means of high-temperature and high-pressure refrigerant gas in the system and then conveys the normal-temperature and dry air to the indoor environment. But the dehumidification effect of this kind of dehumidifier is not good, and the complete machine efficiency is lower.
Disclosure of Invention
The invention mainly aims to provide a dehumidifier and aims to provide a dehumidifier which is good in dehumidification effect and high in overall performance.
In order to achieve the above object, the dehumidifier of the present invention comprises:
the sensible heat exchanger is provided with a first air duct and a second air duct which are staggered and not communicated with each other, and the first air duct is provided with a first air inlet and a first air outlet; the second air duct is provided with a second air inlet and a second air outlet;
the evaporator is arranged in the sensible heat exchanger, penetrates through the first air channel and the second air channel, and divides the sensible heat exchanger into a first heat exchange side and a second heat exchange side, the first air inlet and the second air outlet are located at the first heat exchange side, and the second air inlet and the first air outlet are located at the second heat exchange side; the first air channel is arranged in a gradually expanding manner from the first air inlet to the evaporator, and the second air channel is arranged in a gradually expanding manner from the second air inlet to the evaporator;
the condenser is arranged above the sensible heat exchanger and the evaporator; and
the fan is arranged close to the condenser and is used for sucking air into the first air channel and the second air channel from the first air inlet and the second air inlet respectively;
air enters the first air channel from the first air inlet, flows to the condenser from the first air outlet after passing through the evaporator and is blown out by the fan; air enters the second air channel from the second air inlet, flows through the evaporator, flows to the condenser from the second air outlet and is blown out by the fan.
Preferably, the first air duct is arranged in a tapered manner from the evaporator to the first air outlet, and the second air duct is arranged in a tapered manner from the evaporator to the second air outlet.
Preferably, the sensible heat exchanger includes a plurality of first wind guide structures and a plurality of second wind guide structures, and the plurality of first wind guide structures and the plurality of second wind guide structures are stacked and arranged at intervals to form a plurality of first wind channels and a plurality of second wind channels.
Preferably, each of the first air guiding structures includes a first heat exchange plate and a plurality of first partition plates protruding on the first heat exchange plate, and each of the second air guiding structures includes a second heat exchange plate and a plurality of second partition plates protruding on the second heat exchange plate;
each first partition board is abutted against one surface of an adjacent second heat exchange plate, which faces away from the second partition board, and each first air channel is divided into a plurality of first sub-air channels by the plurality of first partition boards; each second partition plate is abutted to one surface, back to the first partition plate, of an adjacent first heat exchange plate, each second air channel is divided into a plurality of second sub air channels by the plurality of second partition plates, and the evaporator penetrates through the plurality of first sub air channels and the plurality of second sub air channels.
Preferably, the distance between two adjacent first separating plates in the direction from the first air inlet to the evaporator gradually increases, and the distance between the evaporator and the first air outlet gradually decreases; the distance between the two adjacent second partition plates in the direction from the second air inlet to the evaporator is gradually increased, and the distance between the evaporator and the second air outlet is gradually decreased.
Preferably, the dehumidifier further comprises a baffle plate, the baffle plate is connected with the fan, the condenser and the sensible heat exchanger, the condenser is located between the fan and the sensible heat exchanger, and the first air outlet and the second air outlet are located in an area enclosed by the condenser and the baffle plate.
Preferably, the fan is a crossflow fan.
Preferably, the cross-flow fan comprises a volute, a volute tongue and a wind wheel, the volute is connected with the volute tongue to form a wind guide channel, and the wind wheel is located in the wind guide channel.
Preferably, the diameter of the wind wheel is defined as D, the distance between the wind wheel and the sensible heat exchanger is h1, and the ratio of 0 to h1/D is less than 5.
Preferably, 0.05. ltoreq. h 1/D. ltoreq.2.
Preferably, the space between the condenser and the sensible heat exchanger is defined as h2, and the ratio of 0 < h2/D < 5.
Preferably, 0.05. ltoreq. h 2/D. ltoreq.2.
In the dehumidifier of the technical scheme of the invention, the sensible heat exchanger is provided with a first air duct and a second air duct, and the first air duct is provided with a first air inlet and a first air outlet; the second air duct is provided with a second air inlet and a second air outlet. Air enters a first air channel positioned at a first heat exchange side from a first air inlet, exchanges heat with air in a second air channel positioned at the first heat exchange side, enters the first air channel positioned at a second heat exchange side through an evaporator, is blown to a condenser from a first air outlet, exchanges heat through the condenser and then is blown out; air enters the second air channel positioned on the second heat exchange side from the second air inlet, exchanges heat with air in the first air channel positioned on the second heat exchange side, enters the second air channel positioned on the first heat exchange side through the evaporator, is blown out to the condenser from the second air outlet, and is blown out after heat exchange of the condenser.
The first air channel and the second air channel of the sensible heat exchanger are mutually staggered and are not communicated with each other, air in the first air channel and air in the second air channel cannot be in convection with each other, but heat transfer can occur, the air in the first air channel of the second heat exchange side can be precooled due to the fact that the air in the first air channel passes through the evaporator, the air in the second air channel of the second heat exchange side can be precooled due to the fact that the air in the second air channel of the first heat exchange side passes through the evaporator, the air humidity after precooling reaches a saturated state, when the air passes through the evaporator, the dehumidification effect is improved, the refrigerating capacity of the evaporator is saved, and the energy efficiency of the whole machine is improved.
Because the first air duct is gradually expanded from the first air inlet to the evaporator, the second air duct is gradually expanded from the second air inlet to the evaporator, and the air entering the first air duct from the first air inlet and the air entering the second air duct from the second air inlet can both flow to the evaporator in a divergent state, so that the air in the first air duct and the air in the second air duct can fully exchange heat with the evaporator, the dehumidification effect is further improved, and the energy efficiency of the whole machine is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a cross-sectional view of an embodiment of a dehumidifier of the present invention;
FIG. 2 is a cross-sectional view of the dehumidifier of FIG. 1 at a first duct;
FIG. 3 is a cross-sectional view of the dehumidifier of FIG. 1 at a second duct;
FIG. 4 is a schematic view showing the structure of the sensible heat exchanger and the evaporator of FIG. 1;
FIG. 5 is an enlarged schematic view at A in FIG. 4;
fig. 6 is a sectional view of the sensible heat exchanger in fig. 4.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
14 | The |
| 10 | |
141 | |
| 101 | First wind-guiding |
15 | |
| 1011 | First |
16 | |
| 1012 | |
17 | First |
| 102 | Second |
18 | Second |
| 1021 | Second |
30 | Evaporator with a |
| 1022 | |
40 | Condenser |
| 11 | |
50 | |
| 111 | |
51 | |
| 12 | |
52 | Volute |
| 121 | |
53 | |
| 13 | |
60 | |
| 131 | |
70 | Baffle plate |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
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.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 to 6, a dehumidifier 100 is provided.
In an embodiment of the dehumidifier 100 of the present invention, the dehumidifier 100 includes:
the sensible heat exchanger 10, the sensible heat exchanger 10 has a first air duct and a second air duct which are staggered with each other and are not communicated with each other, and the first air duct has a first air inlet 111 and a first air outlet 121; the second air duct has a second air inlet 131 and a second air outlet 141;
the evaporator 30 is arranged in the sensible heat exchanger 10, and penetrates through the first air duct and the second air duct to divide the sensible heat exchanger 10 into a first heat exchange side 17 and a second heat exchange side 18, the first air inlet 111 and the second air outlet 141 are located on the first heat exchange side 17, and the second air inlet 131 and the first air outlet 121 are located on the second heat exchange side 18; the first air duct is arranged in a gradually expanding manner from the first air inlet 111 to the evaporator 30, and the second air duct is arranged in a gradually expanding manner from the second air inlet 131 to the evaporator 30;
a condenser 40, the condenser 40 being provided above the sensible heat exchanger 10 and the evaporator 30; and
the fan 50 is arranged close to the condenser 40, and sucks air into the first air channel and the second air channel from the first air inlet 111 and the second air inlet 131 respectively;
air enters the first air duct from the first air inlet 111, flows through the evaporator 30, flows to the condenser 40 from the first air outlet 121, and is blown out by the fan 50; air enters the second air duct through the second air inlet 131, flows through the evaporator 30, flows to the condenser 40 through the second air outlet 141, and is blown out by the fan 50.
In the dehumidifier 100 of the technical scheme of the present invention, the sensible heat exchanger 10 has a first air duct and a second air duct, and the first air duct has a first air inlet 111 and a first air outlet 121; the second air duct has a second air inlet 131 and a second air outlet 141. Air enters the first air duct 111 positioned in the first heat exchange side 17 from the first air inlet 111, exchanges heat with air in the second air duct positioned in the first heat exchange side 17, enters the first air duct positioned in the second heat exchange side 18 through the evaporator 30, is blown to the condenser 40 from the first air outlet 121, and is blown out after exchanging heat through the condenser 40; the air enters the second air duct 131 located in the second heat exchange side 18 from the second air inlet 131, exchanges heat with the air located in the first air duct of the second heat exchange side 18, passes through the evaporator 40, enters the second air duct located in the first heat exchange side 18, is blown out to the condenser 40 from the second air outlet 141, and is blown out after heat exchange by the condenser 40.
Because the first air channel and the second air channel of the sensible heat exchanger 10 are staggered with each other and are not conducted with each other, the air in the first air channel and the air in the second air channel 3 cannot be in convection with each other, but heat transfer can occur, the air in the first air channel of the second heat exchange side 18 can be precooled due to the lower heat exchange temperature of the air passing through the evaporator 11, the air in the second air channel of the first heat exchange side 17 can be precooled due to the lower heat exchange temperature of the air passing through the evaporator 11, the air in the first air channel of the first heat exchange side 17 can be precooled, the precooled air humidity reaches a saturated state, when the air passes through the evaporator 11, the dehumidification effect is improved, the refrigerating capacity of the evaporator 11 is saved, and the energy efficiency is improved.
Referring to fig. 2 and 3, since the first air channel is arranged from the first air inlet 111 to the evaporator 30 in a gradually expanding manner, and the second air channel is arranged from the second air inlet 131 to the evaporator 30 in a gradually expanding manner, both the air entering the first air channel from the first air inlet 111 and the air entering the second air channel from the second air inlet 131 can flow toward the evaporator 30 in a diverging manner, so that the air in the first air channel and the air in the second air channel can fully exchange heat with the evaporator 30, the dehumidification effect is further improved, and the energy efficiency of the whole machine is improved.
In an embodiment of the present invention, the first air channel is gradually tapered from the evaporator 30 to the first air outlet 121, and the second air channel is gradually tapered from the evaporator 30 to the second air outlet 141. The air is converged before passing through the fan 50, energy loss caused by pressure generated by contraction of the air channel in the fan during subsequent fan passing is avoided, the air in the first air channel and the second air channel can be subjected to heat exchange more fully and uniformly after being converged, and the heat exchange efficiency is improved.
In an embodiment of the present invention, the sensible heat exchanger 10 includes a plurality of first air guiding structures 101 and a plurality of second air guiding structures 102, where the plurality of first air guiding structures 101 and the plurality of second air guiding structures 102 are stacked and spaced apart from each other to form a plurality of first air channels and a plurality of second air channels.
The first air channel and the second air channel are stacked and arranged at intervals under the structure, so that the area of the heat exchanger of the first air channel and the second air channel is larger, and the heat exchange is more sufficient and uniform.
With reference to fig. 4 and fig. 5, in an embodiment of the present invention, each first air guiding structure 101 includes a first heat exchanging plate 1011 and a plurality of first separating plates 1012 protruding from the first heat exchanging plate 1011, and each second air guiding structure 102 includes a second heat exchanging plate 1021 and a plurality of second separating plates 1022 protruding from the second heat exchanging plate 1021;
each first partition plate 1012 abuts against one surface of an adjacent second heat exchange plate 1021 opposite to the second partition plate 1022, and each first air duct is divided into a plurality of first sub-air ducts by the plurality of first partition plates 1012; each second partition plate 1022 abuts against a surface of an adjacent first heat exchange plate 1011 facing away from the first partition plate 1012, each second air duct is partitioned into a plurality of second sub-air ducts by the plurality of second partition plates 1022, and the evaporator 30 penetrates through the plurality of first sub-air ducts and the plurality of second sub-air ducts.
A plurality of first sub-wind channels and a plurality of second sub-wind channels carry out the heat exchange for the air that gets into in first wind channel and the second wind channel is more even, and first sub-wind channel and the crisscross setting of second sub-wind channel in first heat transfer side 17 make the heat transfer effect in first wind channel and the second wind channel of first heat transfer side 17 more abundant, make the air precooling in the first wind channel effectual. The first sub-air ducts and the second sub-air ducts of the second heat exchange side 18 are arranged in a staggered mode, so that the heat exchange effect of the second air ducts and the first air ducts of the second heat exchange side 18 is more sufficient, and the air pre-cooling effect in the second air ducts is good.
Referring to fig. 2, in an embodiment of the present invention, the distance between two adjacent first separating plates 1012 in the direction from the first air inlet 111 to the evaporator 30 gradually increases, and the distance between the evaporator 30 and the first air outlet 121 gradually decreases; referring to fig. 3, the distance between two adjacent second partitions 1022 in the direction from the second air inlet 131 to the evaporator 30 gradually increases, and the distance between the evaporator 30 and the second air outlet 141 gradually decreases.
The air enters the plurality of first sub-air ducts of the first air duct from the first air inlet 111 and flows towards the evaporator 30 in a divergent state, so that the heat exchange between the air in the first sub-air ducts and the evaporator 30 is more sufficient and uniform; the air enters the plurality of second sub-air channels of the second air channel from the second air inlet 131 and flows to the evaporator 30 in a divergent state, so that the heat exchange between the air in the second sub-air channel and the evaporator 30 is more sufficient and uniform. Further, the air gradually gathers in the first sub-air channel from the evaporator 30 to the first air outlet 121, and the air gradually gathers in the second sub-air channel from the evaporator 30 to the second air outlet 141, so that the heat exchange of the air in the first air channel and the second air channel is more sufficient, the air flowing out of the first air outlet 121 and the second air outlet 141 has good convergence, and the energy loss in the fan is small.
Referring to fig. 1 to 3, in an embodiment of the present invention, the dehumidifier 100 further includes a baffle 70, the baffle 70 connects the fan 50, the condenser 40 and the sensible heat exchanger 10, the condenser 40 is located between the fan 50 and the sensible heat exchanger 10, and the first air outlet 121 and the second air outlet 141 are located in an area enclosed by the condenser 40 and the baffle 70.
The fan 50 sucks air out of the first air outlet 121 and the second air outlet 141, and the air can completely pass through the condenser 40 under the guidance of the baffle 70, fully exchanges heat with the condenser 40, and is blown out through the fan 50.
In one embodiment of the present invention, fan 50 is a crossflow fan. The cross flow fan has large air quantity and low noise, so that the dehumidifier 100 has large air inlet quantity and small noise in the working process.
The cross-flow fan comprises a volute 51, a volute tongue 52 and a wind wheel 53, the volute 51 is connected with the volute tongue 52 to form a wind guide channel, and the wind wheel 53 is located in the wind guide channel.
The air guide channel formed by the volute 51 and the volute tongue 52 can improve the air quantity of the fan and improve the air outlet efficiency of the fan.
Referring to fig. 3, in an embodiment of the present invention, the diameter of the wind wheel 53 is defined as D, and the distance between the wind wheel 53 and the sensible heat exchanger 10 is h1, and 0 < h1 < 5. Preferably 0.05. ltoreq. h 1/D. ltoreq.2.
The distance between the wind wheel 53 and the sensible heat exchanger 10 within the range of the ratio enables air to easily pass through the fan 50 and be blown out to the outside after being blown out from the first air outlet 121 and the second air outlet 141, the air flows in the air duct and is not easy to generate noise, the wind resistance is small, the energy efficiency of the whole machine is high, and the height of the whole machine is low.
With further reference to fig. 3, in one embodiment of the present invention, the spacing between the condenser 40 and the sensible heat exchanger 10 is defined as h2, 0 < h2/D < 5. Preferably 0.05. ltoreq. h 2/D. ltoreq.2.
The distance between the condenser 40 and the sensible heat exchanger 10 within the range of the ratio enables air blown out from the first air outlet 121 and the second air outlet 141 to exchange heat with the condenser 40 uniformly, the energy efficiency ratio is high, the air outlet resistance is small, and the height of the whole machine is low.
Referring to fig. 1, in an embodiment of the present invention, the dehumidifier 100 further includes a base 60, the base 60 is provided with a water pan and a water storage tank, the water pan is located below the sensible heat exchanger 10 and is disposed corresponding to the evaporator 30, and the water pan is provided with a water outlet communicated with the water storage tank.
The dehumidifier 100 generates condensed water during the dehumidification process, the condensed water flows downwards along the evaporator 30, the water receiving tray collects the condensed water and discharges the condensed water into the water storage tank through the water outlet, and a user can pour the condensed water in the water storage tank at any time to avoid accumulation of the condensed water.
Referring to fig. 1, in the embodiment of the present invention, the dehumidifier 100 further includes a compressor, the compressor is installed on the base 60, and the compressor, the condenser 40 and the evaporator 30 are sequentially connected by a refrigerant pipeline to form a refrigerant circulation loop.
The refrigerant circulates in the refrigerant pipeline, absorbs heat to evaporate in the evaporator 30, and dissipates heat to condense in the condenser 40. Thereby, the evaporator cools and dehumidifies the air, and the condenser 40 heats and warms the air, so that the air blown out by the dehumidifier 100 is dry and the temperature is equivalent to the room temperature.
Referring to fig. 6, in an embodiment of the present invention, the sensible heat exchanger 10 includes a first side 11 and a second side 12 that are opposite to each other, and a third side 13 and a fourth side 14 that are opposite to each other, the first air inlet 111 is opened on the first side 11, the first air outlet 121 is opened on the second side 12, the second air inlet 131 is opened on the third side 13, the second air outlet 141 is opened on the fourth side 14, the first side 11 and the fourth side 14 are disposed at an angle, and the second side 12 and the third side 13 are disposed at an angle.
In an embodiment of the present invention, the sensible heat exchanger 10 further includes a fifth side 15 and a sixth side 16, which are oppositely disposed, the fifth side 15 connects the second side 12 and the fourth side 14, the sixth side 16 connects the first side 11 and the third side 13, and the evaporator 30 penetrates the sensible heat exchanger 10 along a direction from the fifth side 15 to the sixth side 16.
That is, the evaporator 30 is disposed in the middle of the staggered position of the first air duct and the second air duct, so that the ranges of the first heat exchanging side 17 and the second heat exchanging side 18 are equivalent, the heat exchanging effect of the air entering from the first air inlet and the second air inlet is equivalent, and the temperature of the air finally blown out by the dehumidifier 100 is uniform.
In one embodiment of the present invention, the evaporator 30 is disposed in a vertical direction. That is, the dehumidifier 100 has uniform air intake effect by air intake from both sides.
The distance between the wind wheel 53 and the sensible heat exchanger 10 is the distance between the wind wheel 53 and the sixth side surface 16, and the sixth side surface 16 is perpendicular to the evaporator 30.
In an embodiment of the present invention, the opening directions of the first inlet 111 and the second inlet 131 are both directed obliquely downward. The opening directions of the first outlet 121 and the second outlet 141 are both directed obliquely upward.
The opening direction of the air inlet is obliquely arranged downwards, so that air inlet of the dehumidifier 100 cannot affect users, the air inlet is not easy to see from the outer side, dust is not easy to enter the dehumidifier 100 from the air inlet, and the cleanness of the interior of the dehumidifier 100 is guaranteed. The air outlet is obliquely and upwards arranged, so that the wind resistance is small, and the fan 50 can blow out air at the air outlet more conveniently.
The first partition 1012 and the second partition 1022 may rotate 90 °, 180 ° or 270 ° as required, so that the air outlet directions of the first air duct and the second air duct are still staggered, and the use effect of the dehumidifier 100 is not affected.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. A dehumidifier, comprising:
the sensible heat exchanger comprises a plurality of first air guide structures and a plurality of second air guide structures, the first air guide structures and the second air guide structures are stacked and arranged at intervals to form a plurality of first air channels and a plurality of second air channels, the first air channels and the second air channels are staggered with each other and are not communicated with each other, and the first air channels are provided with a first air inlet and a first air outlet; the second air duct is provided with a second air inlet and a second air outlet;
the evaporator is arranged in the sensible heat exchanger, penetrates through the first air channel and the second air channel, and divides the sensible heat exchanger into a first heat exchange side and a second heat exchange side, the first air inlet and the second air outlet are located at the first heat exchange side, and the second air inlet and the first air outlet are located at the second heat exchange side; the opening directions of the first air inlet and the second air inlet are both inclined downwards;
the condenser is arranged above the sensible heat exchanger and the evaporator; and
the fan is arranged close to the condenser and is used for sucking air into the first air channel and the second air channel from the first air inlet and the second air inlet respectively;
air enters the first air channel from the first air inlet, flows to the condenser from the first air outlet after passing through the evaporator and is blown out by the fan; air enters the second air channel from the second air inlet, flows to the condenser from the second air outlet after passing through the evaporator and is blown out by the fan;
each first air guide structure comprises a first heat exchange plate and a plurality of first partition plates convexly arranged on the first heat exchange plate, and each second air guide structure comprises a second heat exchange plate and a plurality of second partition plates convexly arranged on the second heat exchange plate;
each first partition plate is abutted against one surface of an adjacent second heat exchange plate, which faces away from the second partition plate, and each first air channel is divided into a plurality of first sub-air channels by the plurality of first partition plates; each second partition plate is abutted against one surface, facing away from the first partition plate, of an adjacent first heat exchange plate, each second air duct is divided into a plurality of second sub-air ducts by the plurality of second partition plates, and the evaporator penetrates through the plurality of first sub-air ducts and the plurality of second sub-air ducts;
the distance between every two adjacent first partition plates in the direction from the first air inlet to the evaporator is gradually increased, and the distance between every two adjacent first partition plates in the direction from the evaporator to the first air outlet is gradually decreased; the distance between the two adjacent second partition plates in the direction from the second air inlet to the evaporator is gradually increased, and the distance between the evaporator and the second air outlet is gradually decreased.
2. The dehumidifier of claim 1, wherein the dehumidifier further comprises a baffle plate, the baffle plate is connected with the fan, the condenser and the sensible heat exchanger, the condenser is located between the fan and the sensible heat exchanger, and the first air outlet and the second air outlet are located in an area enclosed by the condenser and the baffle plate.
3. The dehumidifier of claim 2 wherein the fan is a crossflow fan.
4. The dehumidifier of claim 3, wherein the cross-flow fan comprises a volute, a volute tongue and a wind wheel, the volute is connected with the volute tongue to form a wind guide channel, and the wind wheel is positioned in the wind guide channel.
5. The dehumidifier of claim 4 wherein the diameter of the rotor is defined as D, and the distance between the rotor and the sensible heat exchanger is h1, 0 < h1/D < 5.
6. The dehumidifier of claim 5 wherein 0.05. ltoreq. h 1/D. ltoreq.2.
7. The dehumidifier of claim 5 wherein the condenser is spaced from the sensible heat exchanger by h2, 0 < h2/D < 5.
8. The dehumidifier of claim 7 wherein 0.05 ≦ h2/D ≦ 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711415405.1A CN108167970B (en) | 2017-12-22 | 2017-12-22 | Dehumidifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711415405.1A CN108167970B (en) | 2017-12-22 | 2017-12-22 | Dehumidifier |
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| CN108167970A CN108167970A (en) | 2018-06-15 |
| CN108167970B true CN108167970B (en) | 2020-11-06 |
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| CN201711415405.1A Active CN108167970B (en) | 2017-12-22 | 2017-12-22 | Dehumidifier |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110006110A (en) * | 2019-04-16 | 2019-07-12 | 广东技术师范大学 | A kind of dehumidifier and evaporator |
| CN110004681A (en) * | 2019-04-16 | 2019-07-12 | 广东技术师范大学 | A kind of interior circulation clothes-drying machine and drying system |
| CN109987814A (en) * | 2019-04-16 | 2019-07-09 | 广东技术师范大学 | A kind of sludge dry system |
| CN109989450A (en) * | 2019-04-16 | 2019-07-09 | 广东技术师范大学 | A kind of air water intaking device |
| CN116972462B (en) * | 2023-09-25 | 2024-01-05 | 格瑞海思人居环境科技(江苏)有限公司 | Heat pump type solution deep dehumidification integrated unit |
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| CN108167970A (en) | 2018-06-15 |
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