CN112268385A - Dehumidifying, cooling, heating and drying air conditioner capable of recovering heat - Google Patents
Dehumidifying, cooling, heating and drying air conditioner capable of recovering heat Download PDFInfo
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- CN112268385A CN112268385A CN202011200329.4A CN202011200329A CN112268385A CN 112268385 A CN112268385 A CN 112268385A CN 202011200329 A CN202011200329 A CN 202011200329A CN 112268385 A CN112268385 A CN 112268385A
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- 238000001035 drying Methods 0.000 title claims abstract description 46
- 238000001816 cooling Methods 0.000 title claims abstract description 35
- 238000010438 heat treatment Methods 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 160
- 239000003507 refrigerant Substances 0.000 claims abstract description 95
- 238000007791 dehumidification Methods 0.000 claims abstract description 25
- 238000009833 condensation Methods 0.000 claims abstract description 9
- 230000005494 condensation Effects 0.000 claims abstract description 9
- 239000012530 fluid Substances 0.000 claims description 43
- 238000011084 recovery Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 abstract description 8
- 238000003287 bathing Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 206010042434 Sudden death Diseases 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000010981 drying operation Methods 0.000 description 2
- 230000002526 effect on cardiovascular system Effects 0.000 description 2
- 238000003303 reheating Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 206010042772 syncope Diseases 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000013872 defecation Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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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
- F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
- F25B29/003—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
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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
- F25B39/04—Condensers
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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
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/04—Details of condensers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The invention relates to a dehumidifying, cooling, heating and drying air conditioner capable of recovering heat, which comprises a compressor, a condenser, a throttling device and an evaporator, wherein the compressor, the condenser, the throttling device and the evaporator are sequentially connected to form a refrigerant circulating system; the condenser adopts a fin tube type heat exchanger, the fin tube type heat exchanger comprises a plurality of fins arranged at intervals, and a refrigerant tube and a water tube which penetrate through the plurality of fins, and an air path of the condenser is formed among the plurality of fins; the cold water sent into the water pipe staggered with the refrigerant pipe of the condenser can absorb the condensation heat of the high-temperature and high-pressure refrigerant gas in the refrigerant pipe of the condenser through the heat bridge of the condenser fin and the air of the condenser air path, so that the heat is recovered in the dehumidification and cooling process.
Description
Technical Field
The invention relates to the technical field of heat pump systems, in particular to a dehumidifying, cooling, heating and drying air conditioner capable of recovering heat.
Background
After the problem of warming in the household bath space in winter is generally solved through three decades of efforts, along with the pursuit of people for good life, the problem of cooling and dehumidifying in the bath space during defecation and bathing in summer becomes a new focus of the bath product industry.
The temperature reduction and dehumidification requirements of the household bathroom space occur at three time points:
1. toilet in summer
The household bathroom is important in function, but the space is narrow, a partition is arranged between the bathroom space and the closestool, the time utilization rate is low, and an air conditioner is not installed generally; when people go to the toilet in summer or make up by using a toilet washing table, the people need to be calm as the water level, but the temperature and the humidity in the toilet are high at the moment, and the toilet is stuffy and hard to endure.
2. Summer bathing
When bathing in a bathroom, particularly in summer, the hot water spray heats the air, so that the temperature of the air in the bathing space is increased, and a large amount of water vapor is generated by the hot water spray, so that the humidity of the air and the water vapor pressure in the air are increased, and the oxygen content of the air is reduced; in the hot water bath with reduced oxygen content, the bath people, especially the middle-aged and the elderly bath people and the bath people with cardiovascular and cerebrovascular basic diseases frequently have the problems of syncope and even sudden death in the hot water bath process. In the hot water bathing process, the phenomenon of syncope and even sudden death of bathers caused by the rising of the partial pressure of water vapor and the reduction of the oxygen content in air becomes a worldwide problem.
3. Toilet drying in summer
The narrow and small bathroom space has good sealing performance and is suitable for serving as a family drying center. The dehumidification drying heat pump is installed in the toilet, and the plate-type cross-flow heat exchanger is adopted to pre-cool high-temperature inlet air by utilizing low-temperature outlet air of the evaporator, so that the dehumidification efficiency and the drying capacity can be improved. The invention discloses an internal dehumidifying and drying machine of some innovative enterprises, which adopts a plate type cross flow heat exchanger heat conduction flat plate to be orthogonally arranged with fins of an evaporator and a condenser, so that drying airflow rotates in a horizontal plane where the evaporator, the condenser and the plate type cross flow heat exchanger are positioned, the thickness of a drying heat pump unit is greatly reduced, the installation of a ceiling is facilitated, the use in a toilet is facilitated, and the invention is referred to the invention name disclosed by the national knowledge agency in 2020, 02/07, that the fins are orthogonally arranged with the heat conduction flat plate, and the invention patent application with the application number of 201911178055.0. However, the internal dehumidifying heat pump dryer adopting the heat conducting flat plate orthogonal to the fins of the evaporator and the condenser improves the dehumidifying and drying efficiency and reduces the thickness of the dryer, but the unit still does not solve the problems of heat accumulation and high temperature of the toilet after the heat pump drying process is finished.
Disclosure of Invention
The invention aims to provide a dehumidifying, cooling, heating and drying air conditioner capable of recovering heat, which comprises a compressor, a condenser, a throttling device and an evaporator, wherein the compressor, the condenser, the throttling device and the evaporator are sequentially connected to form a refrigerant circulating system; the condenser is characterized in that the condenser adopts a fin-tube heat exchanger, the fin-tube heat exchanger comprises a plurality of fins arranged at intervals, and a refrigerant tube and a water tube which penetrate through the plurality of fins, and an air path of the condenser is formed among the plurality of fins;
the cold water fed into the water pipe staggered with the refrigerant pipe of the condenser can pass through the heat bridge of the condenser fin and the air of the condenser air path to absorb the condensation heat of the high-temperature and high-pressure refrigerant gas in the refrigerant pipe of the condenser.
Preferably, the refrigerant pipe and the water pipe both comprise a plurality of rows of serpentine heat exchange tubes, and the plurality of rows of serpentine heat exchange tubes of the refrigerant pipe and the plurality of rows of serpentine heat exchange tubes of the water pipe are arranged on the plurality of fins in parallel and in staggered arrangement.
Preferably, inlets of the plurality of rows of the serpentine heat exchange tubes of the refrigerant tube are all communicated with a refrigerant inlet header pipe, and the refrigerant inlet header pipe is communicated with an exhaust port of the compressor; outlets of a plurality of rows of serpentine heat exchange tubes of the refrigerant tube are communicated with a refrigerant outlet header pipe, and the refrigerant outlet header pipe is communicated with the throttling device;
the inlet of the snakelike heat exchange tube of a plurality of rows of water pipes all communicates with water inlet manifold, the outlet of the snakelike heat exchange tube of a plurality of rows of water pipes all communicates with water outlet manifold.
Preferably, each row of the serpentine heat exchange tubes comprises a plurality of U-shaped tubes penetrating through the fins respectively, the plurality of U-shaped tubes are connected in series through bent tubes respectively, and the water tubes of the adjacent condensers and the U-shaped tubes of the serpentine heat exchange tubes of the refrigerant tubes are arranged in a staggered manner.
Preferably, the fins are plate-shaped fins, and a plurality of the plate-shaped fins are arranged at intervals and in parallel.
Preferably, the air conditioner further comprises a cross-flow heat exchanger, wherein the cross-flow heat exchanger comprises a hot fluid channel and a cold fluid channel, an air path inlet of the evaporator is communicated with the hot fluid channel of the cross-flow heat exchanger, and an air path outlet of the evaporator is communicated with an air path inlet of the condenser through the cold fluid channel of the cross-flow heat exchanger.
Preferably, the fins are arranged orthogonally to the heat conducting flat plate of the cross-flow heat exchanger.
The dehumidifying, cooling, heating and drying air conditioner capable of recovering heat is applied to a toilet, the compressor, the condenser, the throttling device and the evaporator are all arranged in a shell, an air inlet and an air outlet are formed in the shell, and a fan is arranged at the air outlet;
the toilet is communicated with the air path inlet of the evaporator through the air inlet, the air path outlet of the evaporator is communicated with the air path inlet of the condenser, the air path outlet of the condenser is communicated with the air suction inlet of the fan, and the air outlet of the fan is communicated with the toilet;
the inlet of the water pipe is connected with the water supply device, and the outlet of the water pipe is connected with the water tank or the water outlet device or the water tank and the water outlet device.
Preferably, the cross-flow heat exchanger is arranged in the shell and comprises a hot fluid channel and a cold fluid channel, a toilet is communicated with an inlet of the hot fluid channel through the air inlet, an outlet of the hot fluid channel is communicated with an air path inlet of the evaporator, an air path outlet of the evaporator is communicated with an inlet of the cold fluid channel of the cross-flow heat exchanger, and an outlet of the cold fluid channel is communicated with an air path inlet of the tube fin type condenser.
Preferably, the water supply device comprises a water supply pipe of the toilet, the inlet of the water pipe is connected with the water supply pipe of the toilet, and the water supply pipe is provided with a water supply solenoid valve.
Preferably, the water outlet means comprises a shower head.
Compared with the prior art, the invention has the following technical effects:
1. solves the drying requirement of families
In cloudy days, rainy days and haze days, wet clothes and the like cannot be dried in the sun and air, and a household needs a drying center. The bathroom has the characteristics of small area, small space and good sealing performance, is combined with the internal dehumidification and drying function of the embodiment, has the excellent characteristics of high-efficiency dehumidification and low-temperature non-destructive drying, and meets the household drying requirement.
2. Radically improves the thermal comfort of toilet and bath in summer
The bathroom has high temperature, high humidity and strong stuffy feeling in summer, the partial pressure of water vapor in the bathroom is further increased due to hot water spraying during bathing so as to reduce the oxygen content of air, and the bathing safety of old people and people with cardiovascular and cerebrovascular basic diseases is endangered.
3. Greatly saving energy consumption of bathroom
The energy consumption of the bathroom is three great energy consumptions of families parallel to air conditioning and cooking.
When the dehumidification cooling and cooling bath is carried out on the bath in summer in the bathroom, the cold water in the pipe-fin condenser water channel which is sent into the refrigerant channel of the integrated air conditioner in the bathroom and the water channel is staggered is absorbed by the evaporator in the cooling and dehumidification process, the heat of the condenser is continuously transferred through the refrigerant channel, the produced warm water is discharged into the household water tank or sent into the shower nozzle to participate in bath spraying, the heat recovery and energy circulation in the bathroom are realized, and the energy consumption of the household bathroom is greatly saved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. In the drawings:
fig. 1 is a schematic structural diagram of a dehumidifying, cooling, heating and drying air conditioner capable of recovering heat according to a preferred embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a condenser according to a preferred embodiment of the present invention;
FIG. 3 is a schematic diagram of the cooling and dehumidifying operation of a dehumidifying, cooling, heating and drying air conditioner capable of heat recovery according to the preferred embodiment of the present invention;
fig. 4 is a schematic diagram illustrating the operation of dehumidifying, heating and drying in an air conditioner according to a preferred embodiment of the present invention;
fig. 5 is a schematic diagram of the cooling and dehumidifying heat recovery operation of the air conditioner according to the preferred embodiment of the present invention (warm water inlet tank);
fig. 6 is a schematic diagram of the cooling and dehumidifying heat recovery operation of the air conditioner according to the preferred embodiment of the present invention (warm water is connected to the shower head).
Detailed Description
The following will describe in detail the dehumidifying, cooling, heating and drying air conditioner capable of recovering heat provided by the present invention with reference to fig. 1 to 6, the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the protection scope of the present invention is not limited to the following embodiments, and those skilled in the art can modify and color the air conditioner within the scope of not changing the spirit and content of the present invention.
Referring to fig. 1 to 6, the present invention provides a dehumidifying, cooling, heating and drying air conditioner capable of recovering heat, wherein a condenser 5 of the air conditioner employs a fin-tube heat exchanger, which includes a plurality of fins 51 arranged at intervals, and a refrigerant tube 52 and a water tube 53 penetrating the plurality of fins 51, and an air path of the condenser 5 is formed between the plurality of fins 51. The inlet and outlet of the refrigerant pipe 52 are connected to the outlet of the compressor 6 and the throttle device 9, respectively, the refrigerant pipe 52 forms a refrigerant passage through which the refrigerant flows through the condenser 5, and the water pipe 53 forms a water passage through which the cold water flows through the condenser 5.
The air conditioner comprises a compressor 6, a condenser 5, a throttling device 9 and an evaporator 3, wherein the compressor 6, the condenser 5, the throttling device 9 and the evaporator 3 are sequentially connected to form a refrigerant circulating system, and an air path outlet of the evaporator 3 is communicated with an air path inlet of the condenser 5.
As another embodiment, the air conditioner is additionally provided with the cross-flow heat exchanger 4 on the basis of the above embodiment, namely the air conditioner comprises a compressor 6, a condenser 5, a throttling device 9, an evaporator 3 and the cross-flow heat exchanger 4, and the compressor 6, the condenser 5, the throttling device 9 and the evaporator 3 are connected in sequence to form a refrigerant circulation system. The cross-flow heat exchanger 4 comprises a hot fluid channel and a cold fluid channel, an outlet of the hot fluid channel is communicated with an air path inlet of the evaporator 3, an air path outlet of the evaporator 3 is communicated with an inlet of the cold fluid channel of the cross-flow heat exchanger 4, and an outlet of the cold fluid channel is communicated with an air path inlet of the condenser 5. This embodiment further increases the operating efficiency of the air conditioner, and therefore, further details regarding this embodiment will be described below.
Referring to fig. 1 to 6, the present embodiment provides a dehumidifying, cooling, heating and drying air conditioner capable of recovering heat, which is further improved in the invention patent application with application number 201911178055.0, named as a dehumidifying and drying heat pump unit with fins orthogonal to a heat conducting flat plate, disclosed by the national knowledge agency of japan on year 2020, month 02 and day 07, and has not only an internal dehumidifying, heating and drying function, but also an additional cooling, dehumidifying and heat recovering function, and has the following specific structure:
the air conditioner comprises a compressor 6, a condenser 5, a throttling device 9, an evaporator 3 and a cross-flow heat exchanger 4, wherein the compressor 6, the condenser 5, the throttling device 9 and the evaporator 3 are sequentially connected to form a refrigerant circulating system. The cross-flow heat exchanger 4 comprises a hot fluid channel and a cold fluid channel. The structure of the compressor 6, the condenser 5, the throttling device 9, the evaporator 3 and the cross-flow heat exchanger 4 provided in this embodiment refers to the invention name disclosed by the national knowledge agency of generation on year 2020, month 02 and day 07, namely a dehumidifying and drying heat pump unit with fins orthogonal to a heat conducting flat plate, and the first compressor, the first condenser, the first throttling device, the first evaporator and the plate-type cross-flow heat exchanger in the invention patent application with the application number of 201911178055.0. In this embodiment, the cross-flow heat exchanger 4 is preferably a plate-type cross-flow heat exchanger 4, and the evaporator 3 and the plate-type cross-flow heat exchanger 4 are combined to form an efficient dehumidification module for pre-cooling and reheating the intake air and the outlet air. In this embodiment, on the basis of the above patent application, the condenser 5 is further improved, that is, the condenser 5 adopts a fin-tube heat exchanger, which includes a plurality of fins 51 arranged at intervals, and a refrigerant tube 52 and a water tube 53 penetrating through the plurality of fins 51, and an air path of the condenser 5 is formed between the plurality of fins 51. The inlet and outlet of the refrigerant pipe 52 are connected to the outlet of the compressor 6 and the throttle device 9, respectively, the refrigerant pipe 52 forms a refrigerant passage through which the refrigerant flows through the condenser 5, and the water pipe 53 forms a water passage through which the cold water flows through the condenser 5. The inlet of the water pipe 53 is used for connecting with a water supply device, and the water supply device is not particularly limited in this embodiment as long as water can be supplied into the water pipe 53 when necessary. As for whether the water supply device needs to supply water into the water pipe 53, a valve may be provided on the condenser 5 or/and the water supply device, and when the air conditioner is installed in a toilet, the water pipe 53 may be connected to a water supply pipe of the toilet, and the water supply pipe may be provided with a water supply valve (such as an electromagnetic valve or other valves). The outlet of the water pipe 53 is used for connecting with a water tank or a water outlet device, or the outlet of the water pipe 53 is connected with the water outlet device through the water tank. The water tank is used for storing warm water flowing out from the water pipe 53, and the water outlet device can be a shower head or a water faucet or other devices which can be used by people and can output water.
The air path inlet of the evaporator 3 is communicated with the hot fluid channel, and the air path outlet of the evaporator 3 is communicated with the air path inlet of the condenser 5 through the cold fluid channel;
when the air conditioner is operated and the water supply device supplies water to the water pipe 53, the cold water fed into the water pipe 53 which is offset from the refrigerant pipe 52 of the condenser 5 can pass through the heat bridges of the fins 51 of the condenser 5 and the air passage of the condenser 5, absorb the condensation heat of the high-temperature and high-pressure refrigerant gas in the refrigerant pipe 52 of the condenser 5, and be changed into warm water or hot water, which can be used by people.
In this embodiment, the condenser 5 employs fin-tube heat exchangers with staggered refrigerant paths and water paths, for example, the refrigerant tube 52 and the water tube 53 each include a plurality of rows of serpentine heat exchange tubes, and the plurality of rows of serpentine heat exchange tubes of the refrigerant tube 52 are parallel to the plurality of rows of serpentine heat exchange tubes of the water tube 53 and are arranged on the plurality of fins in staggered manner.
Each row of the serpentine heat exchange tubes comprise a plurality of U-shaped tubes which penetrate through the fins respectively, the U-shaped tubes are connected in series through bent tubes respectively, and the adjacent U-shaped tubes of the serpentine heat exchange tubes are arranged in a staggered mode in the water tube 53 of the condenser 5 and the refrigerant tube 52.
Further, the inlets of the rows of serpentine heat exchange tubes of the refrigerant tube 52 are all communicated with a refrigerant inlet manifold 56, and the refrigerant inlet manifold 56 is communicated with the exhaust port of the compressor 6; the outlets of a plurality of rows of the serpentine heat exchange tubes of the refrigerant tube 52 are all communicated with a refrigerant outlet header pipe 57, and the refrigerant outlet header pipe 57 is communicated with the throttling device 9;
a plurality of rows of water pipe 53 the import of snakelike heat exchange tube all communicates with water inlet manifold 54, a plurality of rows of water pipe 53 the export of snakelike heat exchange tube all communicates with water outlet manifold 55. Referring to fig. 2, in the present embodiment, the refrigerant inlet manifold 56 and the refrigerant outlet manifold 57 are distributed at two ends of the condenser 5, the water inlet manifold 54 and the water outlet manifold 55 are also distributed at two ends of the condenser 5, the refrigerant inlet manifold 56 and the water outlet manifold 55 are located at the same end of the condenser 5, and the refrigerant outlet manifold 57 and the water inlet manifold 54 are located at the same end of the condenser 5, so as to form a counterflow heat exchanger for refrigerant and water paths.
The serpentine heat exchange tubes of the rows of the refrigerant tubes 52 and the serpentine heat exchange tubes of the rows of the water tubes 53 are arranged in parallel at intervals, and the U-shaped bent tubes of the two adjacent rows of the serpentine heat exchange tubes are arranged in a staggered manner.
In the present embodiment, the fins 51 of the condenser 5 are plate-like fins, and a plurality of the plate-like fins are arranged in parallel at intervals. The fins 51 of the condenser 5 are arranged orthogonally to the heat conducting flat plates of said cross flow heat exchanger 4.
The dehumidification cooling, heating and drying air conditioner capable of recycling heat provided by the embodiment is suitable for bathroom spaces such as a toilet, adopts a bathroom space top air suction and top air exhaust mode, specifically, the compressor 6, the condenser 5, the throttling device 9, the evaporator 3 and the cross flow heat exchanger 4 are all arranged in the shell 1, and the shell 1 is provided with the air inlet 11 and the air outlet 12. When the air conditioner is installed in a toilet, the toilet is communicated with an inlet of a hot fluid channel of the cross-flow heat exchanger 4 through the air inlet 11, an outlet of the hot fluid channel is communicated with an inlet of a wind path of the evaporator 3, an outlet of the wind path of the evaporator 3 is communicated with an inlet of a cold fluid channel of the cross-flow heat exchanger 4, and an outlet of the cold fluid channel is communicated with an inlet of a wind path of the condenser 5. In order to further promote the closed cycle of the air flow in the toilet, the air conditioner further comprises a fan 8, and the fan 8 is arranged at the air outlet 12. The outlet of the air path of the condenser 5 is communicated with the air suction opening of the fan 8, and the air outlet of the fan 8 is communicated with the toilet; further, an outlet of a hot fluid channel of the plate-type cross-flow heat exchanger 4 is communicated with an air path inlet of the evaporator 3 through the air duct 2, and the plate-type cross-flow heat exchanger 4, the evaporator 3, the fan 8 and the connecting air duct 2 form an air inlet precooling air outlet reheating high-efficiency dehumidification module.
The water inlet manifold 54 of the condenser 5 is connected with a water supply pipe of a toilet, a water supply electromagnetic valve is arranged on the water supply pipe, and the water outlet manifold 55 of the condenser 5 is connected with a water tank or a water outlet device.
The present embodiment provides a heat recovery's dehumidification cooling, heating drying air conditioner, including wind path system, waterway system and refrigerant circulation system:
an air path system: the air path inlet of the evaporator 3 is communicated with a toilet through the hot fluid channel of the plate-type cross-flow heat exchanger 4, the air path outlet of the evaporator 3 is communicated with the inlet of the cold fluid channel of the plate-type cross-flow heat exchanger 4, and the outlet of the cold fluid channel of the plate-type cross-flow heat exchanger 4 is communicated with the toilet through the air path of the condenser 5, so that closed circulation of air flow in the toilet is formed.
A water path system: a waterway inlet of the condenser 5 is communicated with a water supply device, and a waterway outlet of the condenser 5 is communicated with the water tank 10 or a water outlet device;
a refrigerant cycle system: the air outlet of the compressor 6 is communicated with the inlet of the refrigerant path of the condenser 5, the outlet of the refrigerant path of the condenser 5 is communicated with the throttling device 9, the throttling device 9 is communicated with the air suction port of the compressor 6 through the refrigerant path of the evaporator 3, and the closed cycle of the refrigerant of the built-in air conditioner in the toilet is formed.
The embodiment provides a can carry out heat recovery's dehumidification cooling, heating drying air conditioner, has interior dehumidification heating and drying and two kinds of operation methods of cooling dehumidification heat recovery, can carry out the operation method according to bathroom energy state and demand and select:
internal dehumidification heating drying operation mode
In the closed space of the toilet, internal dehumidification, heating and drying are carried out on the wet floor, the wet wall surface, the wet air or the wet clothes hung in the toilet after bathing:
when the air conditioner runs, the water supply electromagnetic valve of the condenser 5 is closed, the fan 8 and the compressor 6 are started, and the closed circulation of the air flow of the toilet and the closed circulation of the refrigerant of the built-in air conditioner are pushed;
in the air path system, humid air in a toilet is sucked into a hot fluid channel of a plate-type cross-flow heat exchanger 4, the relative humidity is increased by precooling, the humid air enters an evaporator 3 for deep dehumidification, low-temperature outlet air of the evaporator 3 enters a cold fluid channel of the plate-type cross-flow heat exchanger 4 again and is reheated by inlet air of the hot fluid channel, the air path entering a condenser 5 is further heated to become dry air, and finally the dry air is sucked by a fan 8 and is boosted and then discharged into the toilet to heat humid materials and absorb water vapor, and the next drying cycle is started;
in the evaporator 3 for deeply dehumidifying humid air in a toilet in a refrigerant circulating system, refrigerant liquid in a refrigerant pipeline absorbs air heat flowing between fins of the evaporator 3, particularly water vapor condensation heat in the air to be vaporized into low-pressure refrigerant steam, the refrigerant steam is boosted by a compressor 6 to become high-temperature high-pressure refrigerant gas, the refrigerant pipe 52 entering a condenser 5 releases heat to the air flowing between the fins 51 of the condenser 5, the refrigerant liquid after heat release condensation is decompressed by a throttling device 9 and enters the evaporator 3 again to absorb heat for vaporization, and the next cycle is started; the circulation is reciprocating, and the clean heating and the internal dehumidification drying of the toilet are realized.
Cooling and dehumidifying heat recovery operation mode
In the closed space of the toilet, in summer, in the time periods of toileting, makeup, bathing and the like, a water supply valve of the condenser 5 is opened, a water path of the condenser 5 is connected, the fan 8 and the compressor 6 are started, and the closed circulation of the air flow of the toilet, the water path circulation of the condenser 5 and the closed circulation of the refrigerant of the built-in air conditioner are pushed:
in the air path system, the wet air in the toilet is sucked into a hot fluid channel of a plate-type cross-flow heat exchanger 4, the relative humidity is increased by precooling, the wet air enters an evaporator 3 for deep dehumidification, then the low-temperature outlet air of the evaporator 3 enters a cold fluid channel of the plate-type cross-flow heat exchanger 4 and is reheated by the inlet air of the hot fluid channel to become low-temperature dry air leaving a saturated state, the dry air passes through fins 51 of a condenser 5 again, absorbs heat from a refrigerant path of the condenser 5 and releases heat to a water path of the condenser 5 to realize heat absorption and heat release hedging, and finally the dry air is sucked by a fan 8 and is boosted and then discharged into the toilet again to start the next;
in an evaporator 3 for deeply dehumidifying humid air in a toilet in a refrigerant cycle system, refrigerant liquid in refrigerant pipes of the evaporator 3 absorbs heat of air passing through fins of the evaporator 3, particularly condensation heat of water vapor in the air, to be vaporized into low-pressure refrigerant vapor, the refrigerant vapor is boosted by a compressor 6 to be high-temperature and high-pressure refrigerant gas, a refrigerant pipe 52 entering a condenser 5 releases heat to a water pipe 53 of the condenser 5 through a fin 51 of the condenser 5 by a heat bridge, meanwhile, the air among the fins 51 of the condenser 5 absorbs heat from the refrigerant pipe 52 of the condenser 5 and releases heat to the water pipe 53 of the condenser 5, the refrigerant after heat release and condensation is decompressed by the throttling device 9 and enters the evaporator 3 again to absorb heat for vaporization, and the next cycle is started to implement energy transfer between the air path in the toilet and the water path of the condenser 5, thereby realizing temperature reduction and dehumidification of the toilet;
in the waterway system, cold water sent into a waterway of a condenser 5 by a toilet water supply pipe absorbs heat transferred to the condenser 5 by a refrigerant continuously in the processes of temperature reduction and dehumidification to become warm water, and then the warm water is discharged into a water tank 10 or sent into a shower nozzle for heating, bathing and spraying, and the like to realize the heat recovery of the toilet.
Further, a heater 7 is arranged between the condenser 5 and the fan 8, and in the early period of internal dehumidification, heating and drying operation, the heater 7 is used for circularly preheating dry air in a toilet so as to improve the temperature of the whole toilet space; in the dehumidifying and drying process, the heater 7 is used to further heat the drying air output from the condenser 5, thereby obtaining high-temperature drying air.
Referring to fig. 5, as an embodiment, the outlet of the water outlet manifold 55 is connected to the water tank 10. The hot water generated by absorbing the condensation heat of the high-temperature and high-pressure refrigerant gas in the condenser 5 in the water channel of the condenser 5 through the fin 51 heat bridge and the air path of the condenser 5 is conveyed to the water tank 10, so that the heat of the closed space of the toilet is reduced, and the temperature reduction and dehumidification are realized.
As another embodiment, the outlet of the water outlet main pipe 55 is connected to the water outlet device, referring to fig. 6, the outlet of the water outlet main pipe 55 is directly connected to the water outlet pipe 20 at the front end of the shower head, and is used as a third source of the cold water and the hot water of the shower head, and the warm water produced by the condenser 5 is directly mixed with the cold water and the hot water into the shower head to participate in the bathing shower, and is directly put into use.
Claims (11)
1. A dehumidification cooling, heating and drying air conditioner capable of recovering heat comprises a compressor, a condenser, a throttling device and an evaporator, wherein the compressor, the condenser, the throttling device and the evaporator are sequentially connected to form a refrigerant circulating system; the condenser is characterized in that the condenser adopts a fin-tube heat exchanger, the fin-tube heat exchanger comprises a plurality of fins arranged at intervals, and a refrigerant tube and a water tube which penetrate through the plurality of fins, and an air path of the condenser is formed among the plurality of fins;
the cold water fed into the water pipe staggered with the refrigerant pipe of the condenser can pass through the heat bridge of the condenser fin and the air of the condenser air path to absorb the condensation heat of the high-temperature and high-pressure refrigerant gas in the refrigerant pipe of the condenser.
2. A dehumidifying, cooling, heating and drying air conditioner capable of heat recovery as claimed in claim 1, wherein said refrigerant pipe and said water pipe each comprise a plurality of rows of serpentine heat exchange pipes, and said plurality of rows of serpentine heat exchange pipes of said refrigerant pipe are arranged in parallel with and staggered with said plurality of rows of serpentine heat exchange pipes of said water pipe on said plurality of fins.
3. A dehumidifying, cooling, heating and drying air conditioner capable of heat recovery as claimed in claim 2, wherein the inlet of a plurality of rows of said serpentine heat exchange tubes of said refrigerant tube are connected to a refrigerant inlet manifold, said refrigerant inlet manifold being connected to the exhaust port of said compressor; outlets of a plurality of rows of serpentine heat exchange tubes of the refrigerant tube are communicated with a refrigerant outlet header pipe, and the refrigerant outlet header pipe is communicated with the throttling device;
the inlet of the snakelike heat exchange tube of a plurality of rows of water pipes all communicates with water inlet manifold, the outlet of the snakelike heat exchange tube of a plurality of rows of water pipes all communicates with water outlet manifold.
4. A dehumidifying, cooling, heating and drying air conditioner as claimed in claim 2 wherein each row of said serpentine heat exchange tubes comprises a plurality of U-shaped tubes passing through a plurality of said fins respectively, said plurality of U-shaped tubes are connected in series by means of bent tubes respectively, and the water tubes of adjacent condensers and the U-shaped tubes of said serpentine heat exchange tubes of refrigerant tubes are arranged in a staggered manner.
5. A dehumidifying, cooling, heating and drying air conditioner as claimed in claim 1, wherein said fins are plate-like fins, and a plurality of said plate-like fins are arranged in parallel at intervals.
6. The air conditioner of claim 1, further comprising a cross-flow heat exchanger, wherein the cross-flow heat exchanger comprises a hot fluid channel and a cold fluid channel, the air path inlet of the evaporator is communicated with the hot fluid channel of the cross-flow heat exchanger, and the air path outlet of the evaporator is communicated with the air path inlet of the condenser through the cold fluid channel of the cross-flow heat exchanger.
7. A dehumidifying, cooling, heating and drying air conditioner capable of heat recovery as claimed in claim 6, wherein the fins are disposed orthogonally to the heat conducting flat plate of the cross flow heat exchanger.
8. A dehumidifying, cooling, heating and drying air conditioner capable of heat recovery according to any one of claims 1 to 5, wherein the air conditioner is used in a toilet, the compressor, the condenser, the throttling device and the evaporator are all arranged in a casing, the casing is provided with an air inlet and an air outlet, and the air outlet is provided with a fan;
the toilet is communicated with the air path inlet of the evaporator through the air inlet, the air path outlet of the evaporator is communicated with the air path inlet of the condenser, the air path outlet of the condenser is communicated with the air suction inlet of the fan, and the air outlet of the fan is communicated with the toilet;
the inlet of the water pipe is connected with the water supply device, and the outlet of the water pipe is connected with the water tank or the water outlet device or the water tank and the water outlet device.
9. The air conditioner of claim 8, further comprising a cross-flow heat exchanger disposed in the housing, wherein the cross-flow heat exchanger comprises a hot fluid channel and a cold fluid channel, the toilet is communicated with the inlet of the hot fluid channel through the air inlet, the outlet of the hot fluid channel is communicated with the air path inlet of the evaporator, the air path outlet of the evaporator is communicated with the inlet of the cold fluid channel of the cross-flow heat exchanger, and the outlet of the cold fluid channel is communicated with the air path inlet of the tube fin condenser.
10. A dehumidifying, cooling, heating and drying air conditioner capable of recovering heat as claimed in claim 8, wherein the water supply means comprises a water supply pipe of the toilet, an inlet of the water pipe is connected to the water supply pipe of the toilet, and the water supply pipe is provided with a water supply solenoid valve.
11. A dehumidifying, cooling, heating and drying air conditioner capable of heat recovery as claimed in claim 8, wherein said water outlet means comprises a shower head.
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| CN202011200329.4A CN112268385A (en) | 2020-10-30 | 2020-10-30 | Dehumidifying, cooling, heating and drying air conditioner capable of recovering heat |
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| CN202011200329.4A CN112268385A (en) | 2020-10-30 | 2020-10-30 | Dehumidifying, cooling, heating and drying air conditioner capable of recovering heat |
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