CN113266900A - Vortex ring air distribution type synchronous multifunctional circulating heat pump air conditioning system - Google Patents

Vortex ring air distribution type synchronous multifunctional circulating heat pump air conditioning system Download PDF

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Publication number
CN113266900A
CN113266900A CN202110552132.5A CN202110552132A CN113266900A CN 113266900 A CN113266900 A CN 113266900A CN 202110552132 A CN202110552132 A CN 202110552132A CN 113266900 A CN113266900 A CN 113266900A
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heat exchanger
communicated
unit
heat
air
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CN113266900B (en
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郑慧凡
刘恩海
田国记
巨福军
殷勇高
张玉
张文芸
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Zhongyuan University of Technology
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Zhongyuan University of Technology
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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
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
    • 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
    • F24F13/02—Ducting arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0003—Exclusively-fluid systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/001—Compression cycle type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/0017—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice
    • F24F5/0021—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice using phase change material [PCM] for storage
    • 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
    • F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
    • F25B47/02—Defrosting cycles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
    • F24F2005/0064—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground using solar energy
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14—Thermal energy storage

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

The invention provides a vortex ring air distribution type synchronous multifunctional circulating heat pump air conditioning system which is used for solving the problems of high operation energy consumption, narrow adaptive environment temperature range, non-ideal heating effect and low indoor comfort level of the conventional heat pump type air conditioner. The solar heat exchanger comprises an air conditioning module, a solar heat exchange unit and a wastewater recycling module; the air conditioning module includes: the indoor heat exchange unit is circularly communicated with the outdoor heat exchange unit, and the vortex ring air distribution mechanism for distributing air to the indoor is communicated with the indoor heat exchange unit; the solar heat exchange unit is respectively communicated with the outdoor heat exchange unit and the waste water recycling module, and the waste water recycling module is communicated with the indoor heat exchange unit. The invention uses the vortex ring to distribute air, thus improving the comfort of the air-conditioning room; all modules work in a cooperative mode and are coupled synchronously, energy consumption of the heat pump air conditioner is reduced, the temperature adjusting range of the heat pump air conditioner is widened, and the efficient low-temperature heating function is achieved.

Description

Vortex ring air distribution type synchronous multifunctional circulating heat pump air conditioning system
Technical Field
The invention relates to the technical field of heat pump air-conditioning systems, in particular to a vortex ring air distribution type synchronous multifunctional circulating heat pump air-conditioning system.
Background
Along with the increasing living standard and the rapid economic development of people, people have higher and higher requirements on the comfort level of the living environment, pay more attention to the comfort and the use feeling, and particularly, the heat pump air conditioner provides new and more serious challenges for the performance improvement of the heat pump air conditioner when facing the continuous improvement of energy crisis and environmental awareness. The heat pump air conditioner is a technology for achieving temperature control by utilizing renewable resources, and has the advantages of remarkable energy-saving effect, wide application range, long service life and the like. However, in non-heating areas in south of China: the heat pump air conditioner has the advantages that the temperature is low in winter, the weather is overcast and rainy, the 'overcast and cold feeling' is obvious, the characteristic of the wet and cold climate of a cold frozen person is shown, the human body feels overcast and cold in winter, the central heating is not performed in winter, the contrast of the human body feeling is large, the existing heat pump air conditioner has the technical problems that the indoor temperature is not uniformly adjusted, the indoor temperature field is not uniform and constant, the life of people is seriously influenced due to the low comfort level of an air-conditioning room, the heat pump air conditioner also has the prominent problems that the operation energy consumption is large, the range of the adaptive environment temperature is narrow, the heating effect is not ideal, the heating quantity and the efficiency are remarkably reduced, and the like.
The above technical problems of the heat pump air conditioner have been known for a long time, but the existing patent technical solutions are not ideal for solving the above technical problems of the heat pump air conditioner, for example, the chinese invention patent "(publication No. CN111397240A, publication No. 2020.07.10)" discloses a cooperative control, synchronous multi-cycle heat pump type cooling and heating air conditioning complex system, which includes a refrigeration device, a heating device, a noise elimination device and a wing vortex type. Although the invention can solve the problems of large energy consumption, low applicable environment temperature and room comfort of the heat pump air conditioner to a certain extent, the invention has the disadvantages that some devices for solving the problems are only added on the basis of the existing heat pump air conditioner in a targeted manner, a heat pump air conditioning system with cooperative circulation is not really formed, the effect of reducing the energy consumption is lower, the indoor comfort is only improved in the aspects of temperature and humidity and air purification, and the problems of inconstant indoor temperature field and poor human body feeling are not solved.
Disclosure of Invention
Aiming at the technical problems of large energy consumption, narrow range of adaptive environment temperature, non-ideal heating effect and low indoor comfort level of the existing heat pump type air conditioner, the invention provides a vortex ring air distribution type synchronous multifunctional circulating heat pump air conditioning system.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a vortex ring air distribution type synchronous multifunctional circulating heat pump air conditioning system comprises an air conditioning module, a solar heat exchange unit and a waste water recycling module; the air conditioning module includes: the indoor heat exchange unit is circularly communicated with the outdoor heat exchange unit, and the vortex ring air distribution mechanism is communicated with the indoor heat exchange unit; the solar heat exchange unit is respectively communicated with the outdoor heat exchange unit and the waste water recycling module, and the waste water recycling module is communicated with the indoor heat exchange unit.
Further, the vortex ring air distribution mechanism comprises an air pipe and an air distributor, and the air distributor is suspended at an air outlet of the air pipe through a first spring; the air duct is a half-moon-shaped air duct; the air distributor is a circular ring, a plurality of through grooves are formed in the air distributor, and air blowing to the air distributor penetrates into one groove and penetrates out of the other groove.
Furthermore, the waste water recycling module comprises a gravity heating unit, a hydraulic heating unit and a reheating unit, wherein the gravity heating unit is respectively communicated with the indoor heat exchange unit and the hydraulic heating unit, the hydraulic heating unit is communicated with the solar heat exchange unit, and the hydraulic heating unit is communicated with the indoor heat exchange unit through the reheating unit.
Furthermore, the solar heat exchange unit is communicated with the hydraulic heating unit through the phase change heat storage unit, the outdoor heat exchange unit is provided with an ice-melting and defrosting unit, the phase change heat storage unit is communicated with the ice-melting and defrosting unit, and the ice-melting and defrosting unit is communicated with the gravity heating unit; the outdoor heat exchange unit is also provided with a heat storage circulating unit and a siphon mechanism, and the heat storage circulating unit is communicated with the solar heat collection unit through the siphon mechanism.
Furthermore, a four-way reversing valve, a compressor and a throttle valve are arranged between the indoor heat exchange unit and the outdoor heat exchange unit, the indoor heat exchange unit comprises an indoor heat exchanger, and the outdoor heat exchange unit comprises an outdoor heat exchanger; the outdoor heat exchanger is communicated with one end of the indoor heat exchanger through a four-way reversing valve, the other end of the indoor heat exchanger is communicated with the outdoor heat exchanger through a throttle valve, and the four-way reversing valve is communicated with the compressor; the indoor heat exchanger is communicated with an air pipe of the vortex ring air distribution mechanism, the compressor is communicated with the solar heat exchange unit, and the outdoor heat exchanger is communicated with the ice melting and defrosting unit; the solar heat exchange unit comprises a first heat exchanger and a solar heat collector; one end of the first heat exchanger is communicated with the solar heat collector, the other end of the first heat exchanger is respectively communicated with the outdoor heat exchanger and the compressor, and a pump is arranged between the compressor and the first heat exchanger.
Further, the ice melting and defrosting unit comprises a spray header and a humidity detector; the spray header is positioned above the outdoor heat exchanger and communicated with the phase change heat storage unit, and the humidity detector is arranged inside the outdoor heat exchanger; the heat storage circulation unit comprises a first liquid collector, a second liquid collector and a coil, the first liquid collector and the second liquid collector are respectively arranged at two ends of the outdoor heat exchanger, the coil is arranged inside the outdoor heat exchanger, two ends of the coil are respectively communicated with the first liquid collector and the second liquid collector, and the first liquid collector is communicated with the second liquid collector; the siphon mechanism comprises a siphon liquid collector, the siphon liquid collector is communicated with the first liquid collector, and the siphon liquid collector is communicated with the solar heat exchange unit.
Furthermore, the phase-change heat storage unit comprises a phase-change heat storage pool, a generation pool and an absorption pool, the generation pool and the absorption pool are both positioned in the phase-change heat storage pool, the generation pool is respectively communicated with the hydraulic heating unit and the solar thermal collector, and the generation pool is communicated with a spray header of the ice-melting and defrosting unit.
Furthermore, the inner wall of the first liquid collector is provided with clapboards in a staggered manner from top to bottom; the top end in the siphon liquid collector is connected with an elastic membrane through a second spring; the siphon liquid collector and the inner wall of the coil pipe are both provided with a fold-shaped structure consisting of a plurality of staggered convex tips.
Furthermore, an auxiliary ice-melting and defrosting mechanism is also arranged on the outdoor heat exchange unit, the auxiliary ice-melting and defrosting mechanism comprises an auxiliary heating soft belt and a grid plate, and a fan is arranged in the indoor heat exchanger; the grid plate is positioned behind the fan of the indoor heat exchanger, and a plurality of auxiliary heating soft belts are hung on the grid plate.
Further, the gravity heating unit comprises a floor waste water pipeline, a second heat exchanger, a waste water pool and a third heat exchanger, wherein the second heat exchanger is positioned below the floor waste water pipeline, the floor waste water pipeline is communicated with the waste water pool through the second heat exchanger, the waste water pool is communicated with the hydraulic heating unit, and the third heat exchanger is respectively communicated with the second heat exchanger, the hydraulic heating unit, an indoor heat exchanger of the indoor heat exchange unit and a spray header of the ice melting and defrosting unit; the hydraulic heating unit comprises a hydraulic cavitator and a fourth heat exchanger, the hydraulic cavitator is respectively communicated with the wastewater pool, the third heat exchanger and the fourth heat exchanger, and the fourth heat exchanger is respectively communicated with the generation pool and the reheating unit of the phase-change heat storage unit; the reheating unit comprises a heat storage tank and a vortex ring reheater, one end of the heat storage tank is communicated with the fourth heat exchanger, and the other end of the heat storage tank is communicated with the indoor heat exchanger through the vortex ring reheater.
The invention has the beneficial effects that:
1. according to the invention, through the specially-made air pipe, the mode of vortex ring air distribution is adopted, so that air is uniformly blown into the room through the air pipe, the indoor temperature and humidity are uniformly regulated, and the indoor temperature field is uniform and constant, thereby improving the comfort of an air-conditioned room.
2. According to the invention, a plurality of modules are reasonably arranged, so that each module, unit and mechanism can work cooperatively and synchronously to form a circulating multifunctional working system, the circulating multifunctional working system can work adaptively according to a use scene, the intelligent matching of multifunctional self-circulation is realized, the stable and reliable operation of the heat pump air-conditioning system is promoted, the temperature adjusting range of the heat pump air-conditioning system is widened, and the unification of high-efficiency, energy-saving and reliable operation of the system is promoted.
3. According to the invention, the waste water recycling module, the phase change heat storage unit and the solar heat exchange unit are used for providing high-temperature liquid or high-temperature steam for the ice melting and defrosting unit together, and when frost appears on the outdoor heat exchanger under the heating working condition of the heat pump air conditioner, the ice melting and defrosting unit sprays the high-temperature liquid or high-temperature steam onto the outdoor heat exchanger to melt ice and defrost. Therefore, the defrosting and deicing efficiency of the heat pump air conditioner is improved, the service life of the heat pump air conditioner is prolonged, and the working efficiency of the heat pump air conditioner is improved; in addition, the wastewater is recycled through the wastewater recycling module, so that the method is beneficial to resource recycling and has wide popularization.
4. The invention utilizes the siphon principle, combines the heat storage circulating unit and the siphon mechanism, and adjusts the internal structures of the three liquid collectors and the coil, thereby further enhancing the conversion rate of heat absorption and evaporation of the liquid refrigeration medium, reducing the operation energy consumption of the heat pump air conditioner, realizing the high-efficiency low-temperature heating function, improving the working efficiency and the heating effect of the heat pump air conditioner, and having wide popularization.
5. The invention also utilizes the structure of the prior outdoor heat exchanger, the auxiliary heating soft belt is arranged in the outdoor heat exchanger, and the heat of the auxiliary heating soft belt is driven to the outdoor heat exchanger by the fan, thereby improving the defrosting and deicing efficiency of the heat pump air conditioner, further improving the performance and the service life of the heat pump air conditioner and reducing the operation energy consumption of the heat pump air conditioner.
6. According to the invention, the gravity heating unit, the hydraulic heating unit and the reheating unit are arranged to form the waste water recycling module according to a waste water discharge channel, the heat in the waste water is increased through the gravity effect when the waste water of the floor pipeline falls, the heating function of the hydraulic cavitator in the hydraulic heating unit and the heating function of the vortex ring reheater in the reheating unit, and the heat is used for indoor auxiliary heating and ice melting and defrosting through the heat exchanger, so that the resource utilization efficiency is further improved, the operation energy consumption of the heat pump air conditioner is reduced, and the method has wide popularization.
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 drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is an enlarged view of the vortex ring air distribution mechanism of the present invention.
FIG. 3 is a schematic diagram of the movement of the air distributor when the vortex ring air distribution mechanism distributes air.
FIG. 4 is a schematic view of the force applied to the air distributor when the vortex ring air distribution mechanism distributes air.
FIG. 5 is a schematic view showing the flow of wind on the wind distributor with grooves when the wind is distributed by the vortex ring wind distribution mechanism of the present invention.
FIG. 6 is an enlarged schematic view of the auxiliary ice-melt defrost unit of the present invention.
Fig. 7 is a schematic view showing the arrangement of the auxiliary thermal soft belt on the grid plate according to the present invention.
Fig. 8 is an enlarged schematic view of the thermal storage cycle unit of the present invention.
FIG. 9 is an enlarged schematic view of a first liquid trap according to the present invention.
FIG. 10 is an enlarged schematic view of a siphon trap according to the present invention.
FIG. 11 is a force diagram of the elastic membrane of the present invention.
Fig. 12 is an enlarged schematic view of the coil of the present invention.
Figure 13 is a force diagram of the concave and convex tips in the coil or siphon trap of the present invention.
In the figure, 1-air pipe, 2-air distributor, 3-first spring, 4-groove, 5-indoor heat exchanger, 6-outdoor heat exchanger, 7-four-way reversing valve, 8-compressor, 9-throttle valve, 10-pump, 11-spray head, 12-humidity detector, 13-first liquid collector, 14-second liquid collector, 15-coil pipe, 16-siphon liquid collector, 17-first heat exchanger, 18-solar heat collector, 19-phase change heat storage pool, 20-generation pool, 21-absorption pool, 22-auxiliary heat soft belt, 23-grid plate, 24-fan, 25-clapboard, 26-second spring, 27-elastic membrane, 28-floor waste water pipeline, 29-second heat exchanger, 30-a wastewater pool, 31-a third heat exchanger, 32-a hydrodynamic cavitator, 33-a fourth heat exchanger, 34-a heat storage tank and 35-a vortex ring reheater.
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 obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
According to the invention, the intelligent defrosting system of the heating mode air conditioner outdoor unit, namely an air conditioner module, a phase change heat storage unit and an ice melting and defrosting unit, can be flexibly called according to the actual operation requirement of the heat pump air conditioner; the cavitation system heat exchange auxiliary heating module and a rainwater and sewage auxiliary heating module of a building, namely a wastewater recycling module; the solar heat storage and auxiliary heating module is a solar heat exchange unit; the vortex ring flexible uniform air distribution system is a vortex ring air distribution mechanism in the air conditioning module; the siphon disturbance (the coexistence of refrigerant gas and liquid) system is a heat storage circulating unit and a siphon mechanism. In addition, the modules, units and mechanisms are cooperatively controlled and synchronously coupled, so that multifunctional self-circulation intelligent matching can be realized; the problems that the traditional heat pump type air conditioner is large in energy consumption, narrow in adaptive environment temperature range, unsatisfactory in heating effect and the like in the traditional heat pump type air conditioner can be effectively solved, the efficient low-temperature heating function is further promoted, and meanwhile, indoor temperature and humidity regulation is facilitated, an indoor temperature field is enabled to be uniform and constant, and the comfort of an air conditioner room is improved.
A vortex ring air distribution type synchronous multifunctional circulating heat pump air conditioning system comprises an air conditioning module, a solar heat exchange unit and a waste water recycling module; the air conditioning module includes: the indoor heat exchange unit, the outdoor heat exchange unit and the vortex ring air distribution mechanism are used for distributing air to the indoor space; the indoor heat exchange unit and the outdoor heat exchange unit are communicated in a circulating mode to form a basic heat pump air conditioner temperature regulation circulating loop; the vortex ring air distribution mechanism is communicated with the indoor heat exchange unit, and the heat pump air conditioner temperature regulating loop uniformly distributes air to the indoor space through the vortex ring air distribution mechanism; the solar heat exchange unit is respectively communicated with the outdoor heat exchange unit and the waste water recycling module; the waste water recycling module is communicated with the indoor heat exchange unit.
Specifically, as shown in fig. 1, the indoor heat exchange unit is an indoor heat exchanger 5, the outdoor heat exchange unit includes an outdoor heat exchanger 6, a four-way reversing valve 7, a compressor 8 and a throttle valve 9 are arranged between the indoor heat exchange unit and the outdoor heat exchange unit, and the indoor heat exchanger 5 and the outdoor heat exchanger 6 are the same device and can be used as a condenser or an evaporator for converting a refrigerant between a gas state and a liquid state; the outdoor heat exchanger 6 is communicated with one end of the indoor heat exchanger 5 through a four-way reversing valve 7, and the four-way reversing valve 7 is used for changing the flow direction of the liquid refrigerant between the indoor heat exchanger 5 and the outdoor heat exchanger 6 so as to realize the interconversion of the refrigeration and heating functions of the heat pump air conditioner; the other end of the indoor heat exchanger 5 is communicated with the outdoor heat exchanger 6 through a throttle valve 9, and the throttle valve 9 controls the flow of the liquid refrigerant flowing through by changing the throttle section or the throttle length; the four-way reversing valve 7 is communicated with a compressor 8, and the compressor 8 is used for compressing gaseous refrigerant into high-pressure gas; the indoor heat exchanger 5, the outdoor heat exchanger 6, the four-way reversing valve 7, the compressor 8 and the throttle valve 9 jointly form a heat pump air conditioning temperature regulating circulation loop. Under the heating working condition of the heat pump air conditioner, the indoor heat exchanger 5 is used as a condenser, the outdoor heat exchanger 6 is used as an evaporator, the outdoor heat exchanger 6 absorbs heat from outdoor air to evaporate liquid refrigerant in the outdoor heat exchanger 6 into gaseous refrigerant, the outdoor heat exchanger 6 feeds the gaseous refrigerant into the compressor 8 through the four-way reversing valve 7 to be compressed into high-pressure gaseous refrigerant, the compressor 8 feeds the high-pressure gaseous refrigerant into the indoor heat exchanger 5 through the four-way reversing valve 7, the high-pressure gaseous refrigerant in the indoor heat exchanger 5 releases heat and is liquefied into liquid refrigerant, the liquid refrigerant is fed into the outdoor heat exchanger 6 through the throttle valve 9 to enter the next evaporation and condensation cycle process of the refrigerant, indoor air enters the indoor heat exchanger 5 to absorb the heat released by the high-pressure gaseous refrigerant, and the temperature of the air entering the indoor heat exchanger 5; under the refrigeration working condition of the heat pump air conditioner, the indoor heat exchanger 5 serves as an evaporator, the outdoor heat exchanger 6 serves as a condenser, the four-way reversing valve 7 adjusts the flow direction of the refrigerant, the liquid refrigerant evaporates in the indoor heat exchanger 5 to absorb the heat of indoor air and evaporates into gaseous refrigerant, the gaseous refrigerant flows into the four-way reversing valve 7 to enter an evaporation and condensation circulation loop of the refrigerant, and the air temperature in the indoor heat exchanger 5 is reduced to become low-temperature air.
As shown in fig. 2, the vortex ring air distribution mechanism comprises an air pipe 1 and an air distributor 2; the air pipe 1 is communicated with an indoor heat exchanger 5 in the indoor heat exchange unit, and the air pipe 1 leads high-temperature or low-temperature air in the indoor heat exchanger 5 into a room; air distributor 2 hangs in the air outlet department of tuber pipe 1 through first spring 3, and air distributor 2 is the ring, and air distributor 2 combines with first spring 3 to disturb the air that flows in the tuber pipe 1, makes the even each air outlet to tuber pipe 1 that blows of high temperature or low temperature air that flows, has promoted the travelling comfort in air conditioning room. Of course, in other embodiments of the present invention, the air distributor 2 may be fixedly connected to the air duct 1 by using other members besides the first spring 3, and the air distributor 2 may be configured in other shapes as long as the purpose is achieved.
In this embodiment, the low temperature or high temperature air in the indoor heat exchanger 5 is blown into the air duct 1, when the high temperature or low temperature air moves to the outlet of the air duct 1, as shown in fig. 3, the high temperature air or low temperature air blows the air distributor 2 when flowing in the air duct 1, the air distributor 2 deflects along the wind direction under the blowing of the high temperature air or low temperature air, and forms a certain deviation angle with the upper end of the air duct 1 under the pulling of the first spring 3, the air distributor 2 generates a disturbance effect on the wind formed by the high temperature air or low temperature air in the air duct of the air duct 1 when the wind distributor 2 swings in a deviation manner, and the high temperature air or low temperature air in the air duct 1 can be changedThe wind direction of the wind that air or low temperature air formed makes high temperature air or low temperature air blow in indoor cooling or rising temperature to blowing in of direction uniformity when blowing to the air outlet department of tuber pipe 1, and then makes indoor temperature uniform change, and then makes temperature and humidity control balanced, the indoor temperature field is even invariable, promotes the travelling comfort in air-conditioned room. When the air distributor 2 deviates, the deviation angle formed by the upper end of the air pipe 1 is related to the air volume of the air formed by the high-temperature air or the low-temperature air blown into the air pipe 1, and under the heating working condition or the cooling working condition of the heat pump air conditioner, in order to meet the indoor air demand and improve the indoor comfort, the air volume blown out of the air pipe 1 is arranged according to the indoor load and the indoor load is estimated according to the room effect, wherein the indoor load comprises the personnel load, the lighting load, the equipment load and the like, and the air volume calculation formula is
Figure BDA0003075502580000081
At this time, if the indoor area is 30m2The density of people is 6-8m2The calculated air volume is 623m per person3The deflection angle of the air distributor 2 at this air flow is calculated to be 37 °. As shown in fig. 4, when the wind is not blown, the wind distributor 2 is in a balanced state only by the elastic force F of the upper spring and the gravity G; when the wind blows, the gravity G of the wind distributor 2 is unchanged, and the wind also receives the thrust F of the wind to the wind distributor0The position deviation is generated, the elastic force F of the spring forms an angle of 37 degrees with the vertical direction, and F.sin 37 degrees is equal to F0When F · cos37 ° -G, the three forces are balanced.
As shown in fig. 2, the ductwork 1 is a half-moon ductwork. When indoor heat exchanger 5 blew into high temperature or microthermal air indoor through tuber pipe 1, the half moon structure inner wall of tuber pipe 1 can produce the ejection effect to the wind that flows in the tuber pipe 1, and the wind that flows receives the disturbance of boundary layer, flows to all around, makes wind reach each air outlet department of tuber pipe 1 to make high temperature or low temperature air evenly blow into indoor, promote the travelling comfort in air-conditioned room. Of course, in other embodiments of the present invention, the air duct 1 may also be an air duct with other shapes as long as the purpose is achieved.
As shown in fig. 5, the air distributor 2 is provided with a plurality of through grooves 4, and the air blowing to the air distributor 2 passes through one groove 4 and passes out of the other groove 4. Specifically speaking, as shown in fig. 5, when the indoor heat exchanger 5 blows high-temperature or low-temperature air into the room through the air pipe 1, the air flowing in the air pipe 1 passes through the groove 4, changes of the air direction occur, the air is sucked upwards and blown out from another groove 4, at this time, the changes of the air direction are random, the air in the air pipe 1 flows to each air outlet of the air pipe 1, and then the high-temperature or low-temperature air in the air pipe 1 is blown into the room uniformly, so that the comfort of the air-conditioned room is improved. Of course, in this embodiment, in order to better reflect the effect of the grooves 4 on changing the wind direction, as shown in fig. 5, 3 grooves 4 are provided on the wind distributor 2, and other numbers of grooves 4 may be provided on the wind distributor 2, as long as the purpose is achieved.
As shown in fig. 1, the solar heat exchange unit includes a first heat exchanger 17 and a solar heat collector 18; the first heat exchanger 17 is communicated with the solar heat collector 18, one end of the first heat exchanger 17 is communicated with the outdoor heat exchanger 6, water is stored in the solar heat collector 18, the solar heat collector 18 absorbs solar radiation energy to increase the temperature of the water in the solar heat collector 18, the water in the solar heat collector 18 circulates in and out of the solar heat collector 18 and flows through the first heat exchanger 17, the first heat exchanger 17 exchanges heat between liquid refrigerant flowing from the outdoor heat exchanger 6 and the water flowing from the solar heat collector 18 to increase the temperature of the liquid refrigerant, the liquid refrigerant is evaporated into gaseous refrigerant, the other end of the first heat exchanger 17 is communicated with the compressor 8 through the pump 10, and the gaseous refrigerant evaporated in the first heat exchanger 7 is pumped into the compressor 8 by the pump 10 to participate in the empty heating working condition of the heat pump. Under the heating working condition of the heat pump air conditioner, the liquid refrigerant in the outdoor heat exchanger 6 can remain a part of liquid refrigerant after absorbing the heat of outdoor air and evaporating, and the temperature of the remaining liquid refrigerant is improved by arranging the first heat exchanger 17 and the solar heat collector 18 and utilizing clean energy such as solar energy, so that the remaining liquid refrigerant is partially evaporated into gaseous refrigerant to participate in the heating working condition of the heat pump air conditioner, the evaporation efficiency of the liquid refrigerant is improved, the energy consumption of the heat pump air conditioner is reduced, and the temperature regulation range of the heat pump air conditioner is widenedAnd the high-efficiency low-temperature heating function is realized. Of course, in the cooling operation of the heat pump air conditioner or when the heat pump air conditioner is not in operation, it is not necessary for the water in the solar heat collector 18 to enter the first heat exchanger 17, and therefore, as shown in fig. 1, a valve K is provided between the first heat exchanger 17 and the solar heat collector 181When the heat pump air conditioner is in the heating working condition, the valve K is opened1The hot water in the solar heat collector 18 enters the first heat exchanger 17 to increase the temperature of the liquid refrigerant, so that the evaporation efficiency of the liquid refrigerant is increased, and the temperature adjusting range of the heat pump air conditioner is widened.
Furthermore, the waste water recycling module comprises a gravity heating unit, a hydraulic heating unit and a reheating unit, wherein the gravity heating unit is respectively communicated with the indoor heat exchange unit and the hydraulic heating unit, the hydraulic heating unit is communicated with the solar heat exchange unit, and the hydraulic heating unit is communicated with the indoor heat exchange unit through the reheating unit.
Specifically, as shown in fig. 1, the gravity heating unit comprises a floor waste water pipeline 28, a second heat exchanger 29, a waste water tank 30 and a third heat exchanger 31, wherein the floor waste water pipeline 28, the second heat exchanger 29 and the waste water tank 30 are sequentially communicated, the second heat exchanger 29 is communicated with the third heat exchanger 31, the second heat exchanger 29 is positioned below the floor waste water pipeline 28, and the third heat exchanger 31 stores water and is communicated with the indoor heat exchanger 5; the floor waste water pipeline 28 collects domestic waste water of residents in floors and rainwater on roofs, due to the action of gravity, domestic waste water or rainwater falling into the second heat exchanger 29 from the floor waste water pipeline 28 has heat, the second heat exchanger 29 utilizes the heat to improve the temperature of water stored in the third heat exchanger 31, the waste water pool 30 stores the domestic waste water and the rainwater collected by the floor waste water pipeline 28, the third heat exchanger 31 exchanges heat between the water with certain heat after heat exchange and air in the indoor heat exchanger, the temperature of air introduced into the air pipe 1 by the indoor heat exchanger 5 in the heating working condition of the heat pump air conditioner is improved, the temperature adjusting range of the heat pump air conditioner is favorably widened, and the energy consumption of the heat pump air conditioner is reduced. Of course, the water in the third heat exchanger 31 is not required to exchange heat with the air in the indoor heat exchanger 5 at any time, and therefore, as shown in fig. 1, the water in the third heat exchanger 31 is required to exchange heat with the air in the indoor heat exchanger 5A valve K is arranged between the third heat exchanger 31 and the indoor heat exchanger 52When the temperature of the third heat exchanger 31 is proper and the heat pump air conditioner is in the heating working condition, the valve K is opened2And the water in the third heat exchanger 31 exchanges heat with the air in the indoor heat exchanger 5, so that the temperature of the air introduced into the air pipe 1 by the indoor heat exchanger 5 is increased, and the energy consumption of the heat pump air conditioner is reduced.
As shown in fig. 1, the hydraulic heating unit includes a hydraulic cavitator 32 and a fourth heat exchanger 33; the two ends of the hydrodynamic cavitation device 32 are respectively communicated with the wastewater pool 30 and the fourth heat exchanger 33, the hydrodynamic cavitation device 32 utilizes hydrodynamic cavitation caused by throttling devices such as a pore plate or a venturi tube, a rotor in the hydrodynamic cavitation device rotates at a cavitation rotating speed under the driving of a rotating shaft to generate cavitation bubbles, the wastewater flowing into the hydrodynamic cavitation device 32 from the wastewater pool 30 is heated through the energy released in the process from generation to collapse of the cavitation bubbles, and the temperature of the wastewater in the hydrodynamic cavitation device 32 is raised, and the wastewater heated in the hydrodynamic cavitation device 32 enters the fourth heat exchanger 33; the fourth heat exchanger 33 is communicated with the solar heat collector 18, the waste water heated in the fourth heat exchanger 33 exchanges heat with the water in the solar heat collector 18 to raise the temperature of the water in the solar heat collector 18, the heated water in the solar heat collector 18 enters the first heat collector 17, and under the heating working condition of the heat pump air conditioner, the first heat exchanger 17 exchanges heat between the liquid refrigerant flowing from the outdoor heat exchanger 6 and the heated water to raise the temperature of the liquid refrigerant, so that the liquid refrigerant is evaporated into a gaseous refrigerant; waste water is heated by the aid of the hydraulic cavitator 32, secondary utilization of the waste water is achieved, the temperature of water in the solar heat collector 18 is further improved by the aid of the fourth heat exchanger 33, the temperature of residual liquid refrigerant is further improved, and partial liquid refrigerant is evaporated into gaseous refrigerant to participate in heating working conditions of the heat pump air conditioner, so that conversion efficiency of the liquid refrigerant is improved, energy consumption of the heat pump air conditioner is reduced, the temperature adjusting range of the heat pump air conditioner is widened, and a high-efficiency low-temperature heating function is achieved. In this embodiment, when the amount of wastewater in the wastewater tank 30 is small, the usage rate of the second heat exchanger 29 is low, and the temperature of water in the third heat exchanger 31 is also low, so that it is not possible to increase the void of the indoor heat exchanger 5The temperature of the gas, the water in the hydrodynamic cavitation device 32 and the fourth heat exchanger 33 cannot raise the temperature of the water in the solar heat collector 18, so that a valve K is arranged between the third heat exchanger 31 and the hydrodynamic cavitation device 32 as shown in fig. 13Opening the valve K3And the water in the third heat exchanger 31 enters the hydrodynamic cavitation device 32, so that the function of the fourth heat exchanger 33 is recovered, and the energy consumption of the heat pump air conditioner is reduced.
As shown in fig. 1, the reheating unit includes a heat storage tank 34 and a vortex ring reheater 35, the vortex ring reheater 35 is an annular tubular structure, an air inlet and an air outlet are arranged on the annular tubular structure, when air enters from the air inlet, the speed is high, a vortex ring is formed in the pipeline to rotate, after the vortex ring stops rotating, the speed of the air is reduced, the kinetic energy is reduced, and the reduced kinetic energy is converted into heat energy to raise the temperature of the air; one end of the heat storage tank 34 is communicated with the fourth heat exchanger 33, pre-stored air is stored in the heat storage tank 34, and the air in the heat storage tank 34 is introduced into the fourth heat exchanger 33 for heat exchange to improve the temperature of the air; the other end of the heat storage tank 34 is communicated with the indoor heat exchanger 5 through the vortex ring reheater 35, in order to prevent the air temperature in the heat storage tank 34 from being low, the air heated by the fourth heat exchanger 33 in the heat storage tank 34 enters the vortex ring reheater 35 to be further heated, the temperature of the air is further raised, under the heating working condition of the heat pump air conditioner, the air heated by the vortex ring reheater 35 enters the indoor heat exchanger 5, the indoor heat exchanger 5 uniformly blows the heated air into the room through the air pipes 1 and the air distributors to raise the indoor temperature, the temperature regulation range of the heat pump air conditioner is further widened, and the energy consumption of the heat pump air conditioner is reduced. In this embodiment, the reheating unit is operated only in the heating operation of the heat pump air conditioner, and therefore, a valve K is provided between the scroll reheater 35 and the indoor heat exchanger 54Opening the valve K under the heating working condition of the heat pump air conditioner4The air heated by the vortex ring reheater 35 enters the indoor heat exchanger 5 for indoor auxiliary heating, and the valve K is closed under the refrigeration condition of the heat pump air conditioner4。
Furthermore, the solar heat exchange unit is communicated with the hydraulic heating unit through the phase change heat storage unit, the outdoor heat exchange unit is provided with an ice melting and defrosting unit and an auxiliary ice melting and defrosting mechanism, the phase change heat storage unit is communicated with the ice melting and defrosting unit, and the ice melting and defrosting unit is communicated with the gravity heating unit.
Under the heating condition of the heat pump air conditioner, the outdoor heat exchanger 6 is an evaporator, the liquid refrigerant absorbs heat of outdoor air in the outdoor heat exchanger 6, so that the temperature of the outdoor air is reduced, when the outdoor humidity is relatively high, particularly when the humidity is particularly high in southern areas and the temperature is low in winter, the outdoor temperature is reduced during heating of the heat pump air conditioner, the outdoor heat exchanger 6 is very easy to freeze and frost, frost on the outdoor heat exchanger 6 not only can reduce the efficiency of the outdoor heat exchanger 6 during evaporation of the liquid refrigerant, so that the working efficiency of the heat pump air conditioner is reduced, but also the service life of the outdoor heat exchanger 6 is easy to reduce due to freezing and frost, and the use cost is increased. Therefore, the ice-melting and defrosting unit, the phase-change heat storage unit and the auxiliary ice-melting and defrosting mechanism are arranged and used in combination, when the outdoor humidity of the outdoor heat exchanger 6 reaches the degree that ice and frost are easy to appear, the ice-melting and defrosting are carried out on the outdoor heat exchanger 6, the heat pump air conditioning system is promoted to operate stably and reliably, and the unification of high efficiency, energy conservation and reliable operation of the system is promoted.
Specifically, as shown in fig. 1, the phase change heat storage unit includes a phase change heat storage pool 19, a generation pool 20 and an absorption pool 21, the generation pool 20 and the absorption pool 21 are both located inside the phase change heat storage pool 19, the solar thermal collector 18 is communicated with the fourth heat exchanger 33 through the generation pool 20, and the phase change heat storage pool 19 is communicated with the ice melting and defrosting unit. In this embodiment, the generation tank 20 is filled with a calcium chloride-methanol working substance pair, and the absorption tank 21 is filled with anhydrous CaCl2. The ice-melting and defrosting unit comprises a spray header 11 and a humidity detector 12, wherein the spray header 11 is positioned above the outdoor heat exchanger 6 and is communicated with a phase change heat storage pool 19, and the humidity detector 12 is positioned inside the outdoor heat exchanger 6. The spray header 11 of the ice melting and defrosting unit is communicated with the third heat exchanger 31 of the waste water recycling module. The humidity detector 12 sets a humidity threshold according to the use scene of the outdoor heat exchanger 6 in the heat pump air-conditioning heating mode, and when the humidity detector 12 detects that the external humidity of the outdoor heat exchanger 6 reaches the threshold, the generation pool 20 and the solar heat collector can be connectedThe hot water in the heat exchanger 18 exchanges heat with the hot water in the fourth heat exchanger 33, the calcium chloride-methanol working medium pair in the generating pool 20 after heat exchange generates dissociation reaction after absorbing heat, high-temperature methanol steam is released, and the high-temperature methanol steam is sprayed on the outdoor heat exchanger 6 through the spray header 11 to melt ice and defrost. The hot water after heat exchange in the third heat exchanger 31 by the second heat exchanger 29 can be sprayed on the outdoor heat exchanger 6 by the spray header 11 to melt ice and defrost. Of course, in this embodiment, in order to control the ice-melting and defrosting unit to perform ice-melting and defrosting when the humidity detected by the humidity detector 12 reaches the threshold value, as shown in fig. 1, a valve K is arranged between the solar thermal collector 18 and the generation pool 205A valve K is arranged between the generating pool 20 and the spray header 116A valve K is arranged between the third heat exchanger 31 and the spray header 117When the humidity detector detects that the humidity reaches a threshold value, the valve K is opened5Valve K6And valve K7And the methanol steam in the generating pool 20 and the hot water in the third heat exchanger 31 are sprayed onto the outdoor heat exchanger 6 from the spray header 11 to melt ice and defrost.
As shown in fig. 6, the auxiliary ice-melting and defrosting mechanism includes an auxiliary hot soft belt 22 and a grid plate 23, and a fan 24 is arranged in the indoor heat exchanger 6; the grid plate 23 is positioned behind the fan 24 of the indoor heat exchanger 6; as shown in fig. 7, a plurality of auxiliary thermal soft bands 22 are hung on the grid plate 23. In this embodiment, the auxiliary heat soft belt 22 is used for dissipating heat, and in other embodiments of the present invention, other devices for dissipating heat may be used; in this embodiment, 6 auxiliary thermal soft belts 22 are hung on the grid plate 23, and in other embodiments of the present invention, other numbers of auxiliary thermal soft belts 22 may be hung; in this embodiment, the substance in the heat generating soft band 22 is NaSO4·10H2O powder and FePowder, NaSO4·10H2O powder and FeThe powder chemically reacts to generate heat, and in other embodiments of the invention, other substances may be used. When frost is generated on the outdoor heat exchanger 6, the fan 24 blows heat generated on the auxiliary heat soft belt 22 to the outdoor heat exchanger 6 to melt ice and defrost.
Specifically, as shown in fig. 1 and 8, the thermal storage cycle unitThe outdoor heat exchanger comprises a first liquid collector 13, a second liquid collector 14 and a coil 15, wherein the first liquid collector 13 and the second liquid collector 14 are respectively arranged at two ends of the outdoor heat exchanger 6, the coil 15 is arranged inside the outdoor heat exchanger 6, two ends of the coil 15 are respectively communicated with the first liquid collector 13 and the second liquid collector 14, and the first liquid collector 13 is communicated with the second liquid collector 14; as shown in fig. 1, the siphon mechanism includes a siphon liquid trap 16, the siphon liquid trap 16 communicating with the first liquid trap 13; the siphon accumulator 16 is in communication with a first heat exchanger 17 in the solar heat exchange unit. The coil 15 is used for placing a liquid refrigerant, under the heating working condition of the heat pump air conditioner, the liquid refrigerant is partially evaporated into a gaseous refrigerant in the heat absorption part of the coil 15, and the part of gas-liquid mixed refrigerant enters the first liquid collector 13; the gas refrigerant flows to the four-way reversing valve 7 through the first liquid collector 13 to participate in the heating mode of the heat pump air conditioner, the liquid refrigerant is divided into two paths through the first liquid collector 13, one path of the liquid refrigerant enters the coil 15 again through the second liquid collector 14 to continue heat absorption and evaporation, the other path of the liquid refrigerant enters the siphon liquid collector 16, the siphon liquid collector 16 is positioned below the first liquid collector 13, and due to the gravity effect, the liquid refrigerant partially absorbs heat and evaporates to form the gas refrigerant which rises to flow to the four-way reversing valve 7 through the first liquid collector 13 to participate in the heating mode of the heat pump air conditioner; the remaining liquid refrigerant enters the first heat exchanger 17 and the valve K is opened1The hot water after heat exchange flows into the first heat exchanger 17 to exchange heat with the residual liquid refrigerant in the first heat exchanger 17, the residual liquid refrigerant absorbs heat and evaporates into gaseous refrigerant, and the gaseous refrigerant is pumped into the compressor 8 by the pump 10 and enters the indoor heat exchanger 5 through the compressor 8 and the four-way reversing valve 7 to perform indoor auxiliary heating. The embodiment increases the evaporation conversion efficiency of the liquid refrigerant under the heating working condition of the heat pump air conditioner through multiple modes above the setting, further increases the heating efficiency of the heat pump air conditioner, further improves the ratio of the liquid refrigerant to the gaseous refrigerant, widens the temperature regulation range under the heating working condition of the heat pump air conditioner, and realizes the efficient low-temperature heating function of the heat pump air conditioner.
Further, in the present embodiment, as shown in fig. 9, the partition plates 25 are staggered from top to bottom on the inner wall of the first liquid collector 13, the liquid refrigerant entering the first liquid collector 13 and the micro partition plates 25 collide alternately to generate heat, the temperature of the liquid refrigerant rises, a part of the liquid refrigerant absorbs heat to be evaporated and converted into a gaseous refrigerant, and the gaseous refrigerant participates in the heating process of the heat pump air conditioner through the four-way reversing valve 7. The embodiment further improves the ratio of converting the liquid refrigerant into the gaseous refrigerant through the structure arrangement, reduces the operation energy consumption of the heat pump air conditioner, realizes the efficient low-temperature heating function, and improves the working efficiency and the heating effect of the heat pump air conditioner.
As shown in fig. 10, an elastic diaphragm 27 is connected to the top end of the inside of the siphon trap 16 through a second spring 26, and when the liquid refrigerant is dropped into the siphon trap 16 from the first trap 13, the liquid refrigerant hits the elastic diaphragm 27, and the elastic diaphragm 27 is inclined and deflected by the impact of the liquid refrigerant drop, as shown in fig. 11, the elastic diaphragm 27 is pulled by a tensile force F of the second spring 26aG, gravity G2The liquid drop has a certain impact force F on itsAnd alpha to the vertical. Impact force FsHas a horizontal component of Fs1＝Fssin α, vertical component Fs2＝Fscos α, due to Fa＝Fs2+G2＝Fscosα+G2So that the resultant force in the vertical direction is 0 and the force applied to the elastic diaphragm 27 in the horizontal direction is only Fs2Therefore, the elastic membrane 27 receives the component force of the impact force of the liquid drops in the horizontal direction, so that the position inclination and the offset are generated, the disturbance of the liquid refrigerant in the siphon liquid collector 16 is enhanced, a part of the liquid refrigerant absorbs heat and is converted into the gaseous refrigerant, and the converted gaseous refrigerant enters the compressor 8 through the first liquid collector 13 and the four-way reversing valve 7 to be compressed and participate in the heating process of the heat pump air conditioner. The embodiment further improves the ratio of converting the liquid refrigerant into the gaseous refrigerant through the structure arrangement, reduces the operation energy consumption of the heat pump air conditioner, realizes the efficient low-temperature heating function, and improves the working efficiency and the heating effect of the heat pump air conditioner.
As shown in fig. 10 and 12, the inner walls of the coil 15 and the siphon trap 16 are arranged in a corrugated structure, and are staggered in rows one after another by small irregular raised tipsAnd (4) columns. As shown in FIG. 13, when the liquid refrigerant flows in the coil 15 or flows on the inner wall surface of the siphon receiver 16, the liquid drop on the concave-convex tip surface of the inner wall of the coil is subjected to a force analysis, and the liquid drop is subjected to a vertical downward gravity G1Surface supporting force F of upward vertical to concave-convex surface1Frictional force F generated by the uneven surface2Up the ramp, the inertial force f of the drop, down the ramp. Surface supporting force F1Has a normal stress of F11Tangential stress of F12. Frictional force F2Normal stress of F21Tangential stress of F22. Inertial force f normal stress of liquid drop is f1Tangential stress of f2。F11＝F1sinθ，F12＝F1cosθ，F21＝F2cosθ，F22＝F2sinθ，f1＝fcosθ，f1Fsin θ, since F11+F21＝F1sinθ+F2cosθ＝fsinθ+G1＝f2+G1So that a resultant force F in the vertical direction3Is 0 due to F12+f1＝F1cosθ+fcosθ>F2sinθ＝F22So resultant force F in the horizontal direction4＝ΔF＝F12+f1-F22＝F1The costheta + fcos theta-sin theta, because of the resultant force existing only in the horizontal direction, the convex tips on the corrugated structures of the inner walls of the coil 15 and the siphon liquid collector 16 enhance the circulation disturbance of the liquid refrigerant, form vortex and improve the temperature of the liquid refrigerant. This embodiment sets up through above-mentioned structure, has improved the efficiency that liquid refrigerant absorbs outside air heat and converts gaseous state refrigerant in coil pipe 15 and siphon liquid trap 16, has further improved the ratio that liquid refrigerant converts gaseous state refrigerant into, further realizes efficient low temperature heating function, improves heat pump air conditioner's work efficiency and heating effect.
The invention provides the following five room auxiliary heating modes for reducing the energy consumption of the heat pump air conditioner, which can be freely combined and cooperatively matched, so that the heating efficiency of the heat pump air conditioner is improved, the ratio of liquid refrigerant to gaseous refrigerant is improved, and the efficient low-temperature heating function of the heat pump air conditioner is jointly realized.
In a first room auxiliary heating mode, when the sun is present in sunny days in winter, as shown in fig. 1, when the liquid refrigerant in the outdoor heat exchanger 6 absorbs heat of outdoor air and is converted into a gaseous refrigerant, due to the existence of a conversion rate, when the outdoor heat exchanger 6 is used as an evaporator, part of the liquid refrigerant in the coil 15 always remains, only part of the liquid refrigerant absorbs heat and evaporates into the gaseous refrigerant, and the gaseous refrigerant and the remaining liquid refrigerant are divided into two paths; one path is that gaseous refrigerant enters the indoor heat exchanger 5 as a condenser through the first liquid collector 13, the four-way reversing valve 7 and the compressor 8 to carry out indoor auxiliary heating; and a part of the other path of residual partial liquid refrigerant enters the coil 15 again through the second liquid collector 14 to continue to absorb heat and evaporate. The other path of the refrigerant enters a siphon liquid collector 16, the refrigerant in the siphon liquid collector 16 is in a gas-liquid mixed state, the gaseous refrigerant flows to the four-way reversing valve 7 through the first liquid collector 13, the liquid refrigerant enters the first heat exchanger 17, and the valve K is opened at the moment1The hot water in the solar heat collector 18 also flows into the first heat exchanger 17, the hot water exchanges heat with the residual liquid refrigerant, the residual liquid refrigerant absorbs heat and evaporates into gaseous refrigerant, and the gaseous refrigerant is pumped into the compressor 8 by the pump 10 and enters the indoor heat exchanger 5 through the compressor 8 and the four-way reversing valve 7 for indoor auxiliary heating.
In the second room auxiliary heating mode, in rainy days in winter, domestic wastewater or rainwater on floors enters the second heat exchanger 29 through the floor wastewater pipeline 28, the temperature of the wastewater rapidly rises due to the action of gravity when the wastewater falls to the second heat exchanger 29 due to the height of the floors, at the moment, water prestored in the third heat exchanger 31 flows into the second heat exchanger 29 to exchange heat with the wastewater with the raised temperature, the water with the raised temperature after heat exchange flows back into the third heat exchanger 31, the wastewater with the lowered temperature after heat exchange flows into the wastewater pool 30 to be stored, and the circulation is repeated, so that the water with the higher temperature is stored in the third heat exchanger 31, and the valve K is opened2The indoor heat exchanger 5 leads the indoor air into the third heat exchanger 31 to exchange heat with the water with the increased temperature, the air led into the third heat exchanger 31 returns to the indoor heat exchanger 5 after the temperature is increased, and the indoor heat exchanger 5 leads the high-temperature air to be exhaustedThe air is uniformly introduced into the room through the air pipe 1 for auxiliary heating.
In the third room auxiliary heating mode, in the rainy days in winter, the solar heat collector 18 cannot work, the wastewater is stored in the wastewater pool 30, the wastewater flows into the hydrodynamic cavitation device 32, the hydrodynamic cavitation device 32 heats the wastewater, the heated wastewater flows into the fourth heat exchanger 33, and the valve K is opened2The water in the solar heat collector 18 flows into the fourth heat exchanger 33 to exchange heat with the waste water with increased temperature, and the valve K is opened1The hot water after heat exchange flows into the first heat exchanger 17 to exchange heat with the residual liquid refrigerant in the first heat exchanger 17, the residual liquid refrigerant absorbs heat and evaporates into gaseous refrigerant, and the gaseous refrigerant is pumped into the compressor 8 by the pump 10 and enters the indoor heat exchanger 5 through the compressor 8 and the four-way reversing valve 7 to perform indoor auxiliary heating.
In the fourth room auxiliary heating mode, in rainy days in winter, the waste water heated by the waste water tank 30 entering the hydrodynamic cavitation device 32 exchanges heat with the air prestored in the heat storage tank 34 in the fourth heat exchanger 33, the air after heat exchange is stored in the heat storage tank 34, the air in the heat storage tank 34 is heated by using the vortex ring reheater 35, and then the valve K is opened4The heated air is uniformly introduced into the room through the air pipe 1 by the indoor heat exchanger 5 for auxiliary heating, and the indoor low-temperature air is introduced into the heat storage tank 34 by the indoor heat exchanger 5 for supplement to form a circulation loop.
In the fifth room auxiliary heating mode, when the water in the wastewater tank 30 is not enough for the hydraulic cavitator 32 to be used in sunny days in winter, the valve K is opened2And valve K3The water in the third heat exchanger 31 enters the hydrodynamic cavitation device 32 for heating, the heated water enters the fourth heat exchanger 33 for exchanging heat with the air prestored in the heat storage tank 34 and the water in the solar heat collector 18, and the water after heat exchange returns to the hydrodynamic cavitation device 32 for continuous heating; open valve K4The air after heat exchange is stored in the heat storage tank 34 and enters the indoor heat exchanger 5 through the vortex ring reheater 35 to carry out indoor auxiliary heating; open valve K1The water after heat exchange in the solar heat collector 18 flows into the first heat exchanger 17 to exchange heat with the residual liquid refrigerant in the first heat exchanger 17, and the residual liquid refrigerant absorbs heat and is evaporated intoAnd the gaseous refrigerant is pumped into the compressor 8 by the pump 10, and enters the indoor heat exchanger 5 through the compressor 8 and the four-way reversing valve 7 to carry out indoor auxiliary heating.
The invention provides the following three ice melting and defrosting modes for ice melting and defrosting on the outdoor heat exchanger 6, and the following three ice melting and defrosting modes are adaptively selected according to the working scene of the heat pump air conditioner and can be freely combined to work, so that the heat pump air conditioner system can be promoted to stably and reliably run, and the unification of high efficiency, energy saving and reliable running of the system is promoted.
In the first ice-melting and defrosting mode, when the humidity detector 12 detects that the external humidity of the outdoor heat exchanger 6 reaches a threshold value, the temperature of water in the solar heat collector 18 rises in the sunny weather, and the valve K is opened5The hot water flows through the generating pool 20 to cause the calcium chloride-methanol working substance pair in the generating pool 20 to be heated to release high-temperature methanol steam, and the valve K is opened6And the high-temperature methanol steam is sprayed on the outdoor heat exchanger 6 through the spray header 11 to melt ice and defrost.
In the second ice-melting and defrosting mode, when the humidity detector 12 detects that the external humidity of the outdoor heat exchanger 6 reaches a threshold value, the solar heat collector 18 cannot work in the sunshine-free weather, and the valve K is closed at the moment5The water in the phase-change heat storage pool 19 enters the fourth heat exchanger 33 to exchange heat with the hot water entering the fourth heat exchanger 33 from the hydrodynamic cavitation device 32, the high-temperature water after heat exchange flows through the generating pool 20, the calcium chloride-methanol working medium in the generating pool 20 is heated to release high-temperature methanol steam, and the valve K is opened6And the high-temperature methanol steam is sprayed on the outdoor heat exchanger 6 through the spray header 11 to melt ice and defrost.
In the third ice-melting and defrosting mode, when the humidity detector 12 detects that the outside humidity of the outdoor heat exchanger 6 reaches a threshold value, the valve K can be opened7And hot water in the third heat exchanger 31 is sprayed on the outdoor heat exchanger 6 through the spray header 11 to perform ice melting and defrosting.
The embodiment of the invention provides five room auxiliary heating modes and three ice-melting and defrosting modes, and the eight modes can be freely combined to work, so that the heat pump air-conditioning system can be promoted to stably and reliably run, and the unification of high-efficiency energy-saving and reliable running of the system is promoted.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. A vortex ring air distribution type synchronous multifunctional circulating heat pump air conditioning system is characterized by comprising an air conditioning module, a solar heat exchange unit and a waste water recycling module; the air conditioning module includes: the indoor heat exchange unit is circularly communicated with the outdoor heat exchange unit, and the vortex ring air distribution mechanism is communicated with the indoor heat exchange unit; the solar heat exchange unit is respectively communicated with the outdoor heat exchange unit and the waste water recycling module, and the waste water recycling module is communicated with the indoor heat exchange unit.
2. The vortex ring air distribution type synchronous multifunctional cycle heat pump air conditioning system according to claim 1, wherein the vortex ring air distribution mechanism comprises an air pipe (1) and an air distributor (2), and the air distributor (2) is suspended at an air outlet of the air pipe (1) through a first spring (3); the air pipe (1) is a half-moon-shaped air pipe; the air distributor (2) is a circular ring, a plurality of penetrating grooves (4) are formed in the air distributor (2), and air blowing to the air distributor (2) penetrates into one groove (4) and penetrates out of the other groove (4).
3. The vortex ring air distribution type synchronous multifunctional circulation heat pump air conditioning system according to claim 1 or 2, wherein the waste water recycling module comprises a gravity heating unit, a hydraulic heating unit and a reheating unit, the gravity heating unit is respectively communicated with the indoor heat exchange unit and the hydraulic heating unit, the hydraulic heating unit is communicated with the solar heat exchange unit, and the hydraulic heating unit is communicated with the indoor heat exchange unit through the reheating unit.
4. The vortex ring air distribution type synchronous multifunctional cycle heat pump air conditioning system according to claim 3, wherein the solar heat exchange unit is communicated with the hydraulic heating unit through a phase change heat storage unit, an ice melting and defrosting unit is arranged on the outdoor heat exchange unit, the phase change heat storage unit is communicated with the ice melting and defrosting unit, and the ice melting and defrosting unit is communicated with the gravity heating unit; the outdoor heat exchange unit is also provided with a heat storage circulating unit and a siphon mechanism, and the heat storage circulating unit is communicated with the solar heat collection unit through the siphon mechanism.
5. The vortex ring air distribution type synchronous multifunctional cycle heat pump air conditioning system according to claim 4, wherein a four-way reversing valve (7), a compressor (8) and a throttle valve (9) are arranged between the indoor heat exchange unit and the outdoor heat exchange unit, the indoor heat exchange unit comprises an indoor heat exchanger (5), and the outdoor heat exchange unit comprises an outdoor heat exchanger (6); the outdoor heat exchanger (6) is communicated with one end of the indoor heat exchanger (5) through a four-way reversing valve (7), the other end of the indoor heat exchanger (5) is communicated with the outdoor heat exchanger (6) through a throttle valve (9), and the four-way reversing valve (7) is communicated with the compressor (8); the indoor heat exchanger (5) is communicated with an air pipe (1) of the vortex ring air distribution mechanism, the compressor (8) is communicated with the solar heat exchange unit, and the outdoor heat exchanger (6) is communicated with the ice melting and defrosting unit; the solar heat exchange unit comprises a first heat exchanger (17) and a solar heat collector (18); one end of the first heat exchanger (17) is communicated with the solar heat collector (18), the other end of the first heat exchanger (17) is respectively communicated with the outdoor heat exchanger (6) and the compressor (8), and a pump (10) is arranged between the compressor (8) and the first heat exchanger (17).
6. The vortex ring air distribution type synchronous multifunctional heat pump air conditioning system according to claim 4 or 5, wherein the ice melting and defrosting unit comprises a spray header (11) and a humidity detector (12); the spray header (11) is positioned above the outdoor heat exchanger (6), the spray header (11) is communicated with the phase change heat storage unit, and the humidity detector (12) is arranged inside the outdoor heat exchanger (6); the heat storage circulation unit comprises a first liquid collector (13), a second liquid collector (14) and a coil (15), the first liquid collector (13) and the second liquid collector (14) are respectively arranged at two ends of the outdoor heat exchanger (6), the coil (15) is arranged inside the outdoor heat exchanger (6), two ends of the coil (15) are respectively communicated with the first liquid collector (13) and the second liquid collector (14), and the first liquid collector (13) is communicated with the second liquid collector (14); the siphoning mechanism comprises a siphoning liquid collector (16), the siphoning liquid collector (16) is communicated with the first liquid collector (13), and the siphoning liquid collector (16) is communicated with the solar heat exchange unit.
7. The vortex ring air distribution type synchronous multifunctional heat pump air conditioning system according to claim 6, wherein the phase change heat storage unit comprises a phase change heat storage pool (19), a generation pool (20) and an absorption pool (21), the generation pool (20) and the absorption pool (21) are both located inside the phase change heat storage pool (19), the generation pool (20) is respectively communicated with the hydraulic heating unit and the solar heat collector (18), and the generation pool (20) is communicated with a spray header (11) of the ice melting and defrosting unit.
8. The vortex ring air distribution type synchronous multifunctional heat pump air conditioning system according to claim 7, characterized in that the inner wall of the first liquid collector (13) is provided with baffle plates (25) from top to bottom in a staggered manner; the top end in the siphon liquid collector (16) is connected with an elastic membrane (27) through a second spring (26); the inner walls of the siphon liquid collector (16) and the coil pipe (15) are respectively provided with a corrugated structure consisting of a plurality of staggered convex tips.
9. The vortex ring air distribution type synchronous multifunctional heat pump air conditioning system according to claim 8, wherein an auxiliary ice-melting and defrosting mechanism is further arranged on the outdoor heat exchange unit, the auxiliary ice-melting and defrosting mechanism comprises an auxiliary heat soft belt (22) and a grid plate (23), and a fan (24) is arranged in the indoor heat exchanger (6); the grid plate (23) is positioned behind a fan (24) of the indoor heat exchanger (6), and a plurality of auxiliary hot soft belts (22) are hung on the grid plate (23).
10. The vortex ring air distribution type synchronous multifunctional heat pump air conditioning system according to any one of claims 4 and 7-9, wherein the gravity heating unit comprises a floor waste water pipeline (28), a second heat exchanger (29), a waste water tank (30) and a third heat exchanger (31), the second heat exchanger (29) is positioned below the floor waste water pipeline (28), the floor waste water pipeline (28) is communicated with the waste water tank (30) through the second heat exchanger (29), the waste water tank (30) is communicated with the hydraulic heating unit, and the third heat exchanger (31) is respectively communicated with the second heat exchanger (29), the hydraulic heating unit, the indoor heat exchanger (5) of the indoor heat exchange unit and the spray header (11) of the ice melting and defrosting unit; the hydraulic heating unit comprises a hydraulic cavitator (32) and a fourth heat exchanger (33), the hydraulic cavitator (32) is respectively communicated with the wastewater pool (30), the third heat exchanger (31) and the fourth heat exchanger (33), and the fourth heat exchanger (33) is respectively communicated with the generation pool (20) and the reheating unit of the phase-change heat storage unit; the reheating unit comprises a heat storage tank (34) and a vortex ring reheater (35), one end of the heat storage tank (34) is communicated with the fourth heat exchanger (33), and the other end of the heat storage tank (34) is communicated with the indoor heat exchanger (5) through the vortex ring reheater (35).
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2878940A1 (en) * 2004-12-06 2006-06-09 Guy Karsenti AIR CONDITIONING DEVICE OF THE ABSORPTION HEAT PUMP TYPE, ESPECIALLY FOR LOW VOLUME SPEAKERS, AND SPEAKER HAVING THE SAME
CN101839585A (en) * 2009-03-20 2010-09-22 大连中星科技开发有限公司 Solar energy-air source heat pump composite system suitable for microthermal climate
CN102705927A (en) * 2012-01-05 2012-10-03 王全龄 Ice storage and heat storage ultralow temperature heat pump air conditioner
CN109520052A (en) * 2018-11-21 2019-03-26 哈尔滨工业大学 A kind of renewable energy source heat pump system being suitable for existing residential building reducing energy consumption
CN111397240A (en) * 2020-03-27 2020-07-10 常州大学 Cooperative control and synchronous multi-cycle heat pump type air conditioner composite system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2878940A1 (en) * 2004-12-06 2006-06-09 Guy Karsenti AIR CONDITIONING DEVICE OF THE ABSORPTION HEAT PUMP TYPE, ESPECIALLY FOR LOW VOLUME SPEAKERS, AND SPEAKER HAVING THE SAME
CN101839585A (en) * 2009-03-20 2010-09-22 大连中星科技开发有限公司 Solar energy-air source heat pump composite system suitable for microthermal climate
CN102705927A (en) * 2012-01-05 2012-10-03 王全龄 Ice storage and heat storage ultralow temperature heat pump air conditioner
CN109520052A (en) * 2018-11-21 2019-03-26 哈尔滨工业大学 A kind of renewable energy source heat pump system being suitable for existing residential building reducing energy consumption
CN111397240A (en) * 2020-03-27 2020-07-10 常州大学 Cooperative control and synchronous multi-cycle heat pump type air conditioner composite system

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