CN202675751U - Air-condition heat pump unit provided with anti-freezing solution regenerated heat recovery device - Google Patents
Air-condition heat pump unit provided with anti-freezing solution regenerated heat recovery device Download PDFInfo
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- CN202675751U CN202675751U CN 201220144768 CN201220144768U CN202675751U CN 202675751 U CN202675751 U CN 202675751U CN 201220144768 CN201220144768 CN 201220144768 CN 201220144768 U CN201220144768 U CN 201220144768U CN 202675751 U CN202675751 U CN 202675751U
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- 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
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- 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
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Abstract
The utility model discloses an air-condition heat pump unit provided with an anti-freezing solution regenerated heat recovery device. The air-condition heat pump unit provided with the anti-freezing solution regenerated heat recovery device comprises a compressor, an evaporative condenser, at least one throttling device, at least one evaporator and the anti-freezing solution regenerated heat recovery device. A port on one end of the compressor is respectively connected with an air pipe of the evaporative condenser and an air pipe of the evaporator, a port on the other end of the compressor is simultaneously and respectively connected with an air pipe of the evaporative condenser and an air pipe of the evaporator, and the a connection pipeline wherein the throttling device is placed is respectively connected with a liquid pipe of the evaporator and a liquid pipe of the evaporative condenser. A cooling water system of the evaporative condenser is provided with the anti-freezing solution regenerated heat recovery device. The air-condition heat pump unit provided with the anti-freezing solution regenerated heat recovery device achieves solution regeneration and recovery of solution regenerated energy, prevents anti-freezing solution from being frozen and provides the technical guarantee that the air-condition heat pump unit can gather heat from outdoor air through the evaporative condenser to achieve efficient, continuous and stable heat supply.
Description
Technical field
The utility model relates to the source pump technical field of idle call, particularly a kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device.
Background technology
Adopting evaporative condenser heat-obtaining and for the heat pump air conditioner unit in winter provides heat energy in the outdoor air, is to realize important channel efficient, stable heating, compares with air source heat pump, its heat exchange efficiency is high, save heat exchanger materials, can realize continuous heat supply, have significant energy-saving and emission-reduction prospect.But, at present in the air conditioner and heat pump unit commonly used, when the refrigerating medium in the evaporative condenser (cooling water) temperature is lower than 0 ℃, refrigerating medium will glaciation, may there be the danger that is inflated rhegma in the parts of evaporative condenser and connection thereof, if at this moment can obtain the anti-freezing solution of suitable concn, can guarantee that each parts works at low temperatures.In addition, when heat pump working condition, evaporative condenser is behind the air heat-obtaining, and the temperature of air reduces, and can make airborne condensate moisture, this partial condensation water enters in the anti-freezing solution, to cause again the anti-freezing solution dilution, along with anti-freezing solution concentration reduces, the freezing point of anti-freezing solution can improve, such as the concentration (or claiming regeneration of waste liquor) of untimely raising anti-freezing solution, the parts such as the solution pool of evaporative condenser, water pump still have expansion rhegma risk.For addressing this problem, how the solution that is diluted is added the antifreezing agents of high concentration at present, the anti-freezing solution that is diluted that overflows is left in the indoor or underground solution holding vessel, after outdoor temperature raises, again weak solution is pumped in the evaporative condenser, utilize airborne energy to realize regeneration of waste liquor, the method must need the very antifreezing agent of high concentration, jumbo concentrated solution and weak solution holding vessel, cause the antifreezing agent use amount large, the solution storage area is huge, the high operating cost with increasing antifreezing agent of initial cost has greatly limited evaporative condenser as the applicable region of heat pump heat-obtaining device at low temp area.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of safe and reliable, can stablize and improve anti-freezing solution concentration, and can realize the air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device of heat recovery, the use of this unit effectively reduces initial cost and the operating cost of refrigerated air-conditioning system.
The technical solution of the utility model is: a kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device, comprise compressor, evaporative condenser, at least one throttling arrangement, at least one evaporimeter and anti-freezing solution regenerated heat retracting device, the interface of compressor one end connects respectively the flue of evaporative condenser and the flue of evaporimeter, the interface of the compressor other end connects respectively the flue of evaporative condenser and the flue of evaporimeter simultaneously, and the connecting pipe at throttling arrangement place connects respectively the liquid line of evaporimeter and the liquid line of evaporative condenser; The cooling water system of evaporative condenser is provided with anti-freezing solution regenerated heat retracting device;
Described anti-freezing solution regenerated heat retracting device comprises regeneration container and water vapour condensation heat recover, is connected by the water vapour passage between regeneration container and the water vapour condensation heat recover; Be provided with heater in the regeneration container, regeneration container also is connected with evaporative condenser with high concentration anti-freezing solution passage by low concentration anti-freezing solution passage respectively; Be provided with the first heat exchanger in the water vapour condensation heat recover, be respectively equipped with heat exchange medium import and heat exchange medium exit on the first heat exchanger, the heat exchange medium import is connected with throttling arrangement by the first heat pump valve, heat exchange medium exit heats import by the second heat pump valve with compressor and is connected, and heat exchange medium is the unit cold-producing medium; Water vapour condensation heat recover is provided with condensation-water drain.
Described evaporimeter has when a plurality of, and a plurality of evaporimeters are arranged in parallel, and are connected with throttling arrangement after a plurality of evaporimeter parallel connections.
Described evaporimeter has when a plurality of, and a plurality of evaporimeters are arranged in parallel, and the import department of each evaporimeter arranges respectively a throttling arrangement.
Described high concentration anti-freezing solution passage is provided with solution pump.
As a kind of preferred version, anti-freezing solution regenerated heat retracting device also comprises the second heat exchanger, the second heat exchanger is provided with low concentration solution import and highly concentrated solution outlet, low concentration anti-freezing solution passage passes the second heat exchanger inside and communicates with the low concentration solution import, and high concentration anti-freezing solution passage passes the second heat exchanger inside and communicates with the highly concentrated solution import.Low concentration anti-freezing solution and high concentration anti-freezing solution carry out primary heat exchange in the second heat exchanger, reclaimed sensible heat and the preliminary heating low concentration anti-freezing solution of high concentration anti-freezing solution, but the regenerated heat organic efficiency in the Effective Raise regeneration container.
Described regeneration container and water vapour condensation heat recover are located in same hollow cylinder or the casing, both can take up an area by saving equipment, improve the compactness of device, also can reduce heat radiation, the Effective Raise regenerated heat rate of recovery simultaneously; In order to make the heat recovery efficiency in the regeneration container more remarkable, the first heat exchanger below is provided with water pond, the low concentration solution import department of the second heat exchanger is provided with the 3rd heat exchanger, the 3rd heat exchanger is connected with water pond by condensing water conduit, condensing water conduit passes the 3rd heat exchanger and end is condensation-water drain, low concentration anti-freezing solution passage passes the second heat exchanger and the 3rd heat exchanger successively, and the end of low concentration anti-freezing solution passage is the low concentration solution import.Receive condensed water in the water vapour condensation heat recover by water pond, and the waste heat of condensed water is used for the preheating of low concentration anti-freezing solution, realize the secondary preheating to the low concentration anti-freezing solution, can improve more significantly the regenerated heat organic efficiency in the regeneration container; In addition, also can by the design of arranging to low concentration anti-freezing solution passage, high concentration anti-freezing solution passage, condensation water channel and water vapour passage, realize following heat exchange: low concentration anti-freezing solution-high concentration anti-freezing solution, condensed water-low concentration anti-freezing solution, water vapour-low concentration anti-freezing solution.
Described low concentration anti-freezing solution passage and the parallel connection of high concentration anti-freezing solution passage are located on the regeneration container, and low concentration anti-freezing solution passage is provided with the low concentration solution valve, and high concentration anti-freezing solution passage is provided with the highly concentrated solution valve.
The interface of described compressor one end is the refrigeration import and heats import that the interface of the compressor other end exports and heat outlet for refrigeration simultaneously simultaneously; Wherein, the pipeline that the refrigeration outlet is connected with the evaporative condenser flue is provided with the first refrigeration valve, the pipeline that the refrigeration import is connected with the evaporimeter flue is provided with the second refrigeration valve, heat the pipeline that is connected with the evaporimeter flue of outlet and be provided with the 3rd heat pump valve, heat the pipeline that import is connected with the evaporative condenser flue and be provided with the 4th heat pump valve.
The interface of described compressor one end is provided with the first two position three way directional control valve, the interface of the compressor other end is provided with the second two position three way directional control valve, two outlets of the first two position three way directional control valve are connected with the evaporimeter flue with the evaporative condenser flue by pipeline respectively, and two imports of the second two position three way directional control valve are connected with the evaporimeter flue with the evaporative condenser flue by pipeline respectively.
The interface that exports and heat simultaneously outlet on the described compressor as refrigeration is provided with four-way change-over valve, and other three interfaces of four-way change-over valve are connected with compressor simultaneously by pipeline and evaporative condenser flue, evaporimeter flue respectively and are connected with the interface that is connected import as the import of freezing.
In the said apparatus structure, described heater adopts the heater of resistance-type, electromagnetic type, steam-type, combustion type, fuel oil type or oily hot type, and the thermal source of heater is the hot water that electricity, combustion gas, fuel oil, fume afterheat, compressor air-discharging or source pump are produced.Described the first heat exchanger, the second heat exchanger and the 3rd heat exchanger all can adopt fin tube type, shell-and-tube, bushing type or board-like heat exchanger.Described low concentration solution valve, highly concentrated solution valve, the first refrigeration valve, the second refrigeration valve, the first heat pump valve, the second heat pump valve the 3rd heat pump valve and the 4th heat pump valve all can adopt motor-driven valve or hand-operated valve.Described the first two position three way directional control valve and the second two position three way directional control valve all can adopt electronic or pneumatic two position three way directional control valve.
When this air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device was used, its principle is: compressor, evaporative condenser, throttling arrangement, evaporimeter formed simultaneously the kind of refrigeration cycle pattern and heat circulation pattern; When as the kind of refrigeration cycle pattern, solution is sent by the refrigeration outlet of compressor, passes through successively evaporative condenser, throttling arrangement and evaporimeter, and the at last refrigeration import by compressor enters compressor, thereby forms the kind of refrigeration cycle pattern; When conduct heated circulation pattern, solution was sent by the outlet that heats of compressor, passes through successively evaporimeter, throttling arrangement and evaporative condenser, and the at last import that heats by compressor enters compressor, heats circulation pattern thereby form.Wherein, the principle of anti-freezing solution regenerated heat retracting device is: the low concentration anti-freezing solution in the evaporative condenser enters regeneration container from low concentration anti-freezing solution passage, by heater the low concentration anti-freezing solution is carried out heating evaporation, the high-temperature water vapor that produces is delivered to water vapour condensation heat recover from the water vapour passage, and the high concentration anti-freezing solution that obtains behind the heating evaporation is sent from high concentration anti-freezing solution passage; Water vapour carries out heat exchange by the first heat exchanger and heat exchange medium (unit cold-producing medium) in water vapour condensation heat recover, send from condensation-water drain after water vapour is cooled.
The utility model has following beneficial effect with respect to prior art:
1, realized regeneration of waste liquor, avoided anti-freezing solution frozen: the low concentration anti-freezing solution in from the evaporative condenser to the regeneration container is through the heat effect of heater, evaporate high-temperature water vapor, return evaporative condenser after making weak solution be transformed into concentrated solution, guaranteed that the anti-freezing solution concentration in the evaporative condenser remains on proper level, continued to satisfy the antifreeze demand of system's operation.
2, realized the recycling of the regeneration of waste liquor energy: the low concentration anti-freezing solution in the thermal regeneration container and the high-temperature water vapor that produces enters water vapour condensation heat recover by the water vapour passage, carry out heat exchange with the low-temperature low-pressure refrigerant in the first heat exchanger, not only the water vapour of high temperature is condensed into the condensed water of low temperature, and the temperature of the low-temperature low-pressure refrigerant of low temperature raise, the energy that heating and anti-freezing solution consumes is recycled utilization by water vapour condensation exotherm, the evaporating temperature when improving heat pump working condition simultaneously, unit performance and operation stability; In addition, low concentration anti-freezing solution and high concentration anti-freezing solution carry out heat exchange in the first heat exchanger, the second heat exchanger, reclaimed the sensible heat of solution.The energy that consumes for heating and anti-freezing solution has been reclaimed in the comprehensive function of the two.
3, realized the frostless operation of heat pump: the low concentration anti-freezing solution in the evaporative condenser is through anti-freezing solution regenerated heat retracting device, improved solution concentration, evaporative condenser and parts generation frosting thereof or icing phenomenon in the time of can avoiding heat pump working condition, make heat pump working condition realize continuously operation, avoid the long-term discontinuity defrosting of air-cooled heat pump, affected the heat pump effect.
The fresh water of 4, being discharged by condensation-water drain can be used as the water source of the equipment such as domestic water and indoor humidification, has realized that water resource is recycling.
5, this anti-freezing solution regenerated heat retracting device realizes that by evaporative condenser heat-obtaining from outdoor air efficient, continuous, stable heating provides technical guarantee for the air conditioner cold and hot water unit, and has effectively expanded and adopted the air source heat pump of evaporative condenser in the scope of application of low temp area.
Description of drawings
Fig. 1 is the principle schematic of this air conditioner and heat pump unit.
Fig. 2 is the principle schematic when adopting a plurality of evaporimeter in this air conditioner and heat pump unit.
Fig. 3 is the principle schematic when adopting a plurality of throttling arrangement in this air conditioner and heat pump unit.
Fig. 4 is the principle schematic behind the increase solution pump in this air conditioner and heat pump unit.
Fig. 5 increases principle schematic behind the second heat exchanger for anti-freezing solution regenerated heat retracting device in this air conditioner and heat pump unit.
Fig. 6 increases principle schematic behind the second heat exchanger and the 3rd heat exchanger for anti-freezing solution regenerated heat retracting device in this air conditioner and heat pump unit.
The principle schematic of Fig. 7 when low concentration anti-freezing solution passage and high concentration anti-freezing solution passage are arranged in parallel in the anti-freezing solution regenerated heat retracting device in this air conditioner and heat pump unit.
Fig. 8 is the principle schematic behind the employing two position three way directional control valve in this air conditioner and heat pump unit.
Fig. 9 is the principle schematic behind the employing four-way change-over valve in this air conditioner and heat pump unit.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
A kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device of present embodiment, as shown in Figure 1, comprise compressor 1, evaporative condenser 2, at least one throttling arrangement 3, at least one evaporimeter 4 and anti-freezing solution regenerated heat retracting device, the interface of compressor 1 one ends connects respectively the flue of evaporative condenser 2 and the flue of evaporimeter 4, the interface of compressor 1 other end connects respectively the flue of evaporative condenser 2 and the flue of evaporimeter 4 simultaneously, and the connecting pipe at throttling arrangement 3 places connects respectively the liquid line of evaporimeter 4 and the liquid line of evaporative condenser 2; The cooling water system of evaporative condenser 2 is provided with anti-freezing solution regenerated heat retracting device;
Described anti-freezing solution regenerated heat retracting device comprises regeneration container 5 and water vapour condensation heat recover 8, is connected by water vapour passage 7 between regeneration container 5 and the water vapour condensation heat recover 8; Be provided with heater 6 in the regeneration container 5, regeneration container 5 also is connected with high concentration anti-freezing solution passage and is connected with evaporative condenser 2 by low concentration anti-freezing solution passage 13 respectively; Be provided with the first heat exchanger 9 in the water vapour condensation heat recover 8, be respectively equipped with heat exchange medium import 11 and heat exchange medium exit 12 on the first heat exchanger, heat exchange medium import 11 is connected with throttling arrangement 3 by the first heat pump valve 15, heat exchange medium exit 12 heats import by the second heat pump valve 16 with compressor 1 and is connected, and heat exchange medium is the unit cold-producing medium; Water vapour condensation heat recover 8 is provided with condensation-water drain 10.
The interface 32 of compressor one end exports and heats outlet for refrigeration simultaneously, and the interface 33 of the compressor other end is the refrigeration import simultaneously and heats import; Wherein, the pipeline that the refrigeration outlet is connected with evaporative condenser 2 flues is provided with the first refrigeration valve 25, the pipeline that the refrigeration import is connected with evaporimeter 4 flues is provided with the second refrigeration valve 26, heat the pipeline that is connected with evaporimeter 4 flues of outlet and be provided with the 3rd heat pump valve 27, heat import is connected the connection of 2 flues with evaporative condenser pipeline and be provided with the 4th heat pump valve 28.
When this air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device was used, its principle is: compressor 1, evaporative condenser 2, throttling arrangement 3, evaporimeter 4 formed simultaneously the kind of refrigeration cycle pattern and heat circulation pattern; When as the kind of refrigeration cycle pattern, solution is sent by the refrigeration outlet of compressor 1, passes through successively evaporative condenser 2, throttling arrangement 3 and evaporimeter 4, and the at last refrigeration import by compressor enters compressor, thereby forms the kind of refrigeration cycle pattern; When conduct heated circulation pattern, solution was sent by the outlet that heats of compressor 1, passes through successively evaporimeter 4, throttling arrangement 3 and evaporative condenser 2, and the at last import that heats by compressor enters compressor, heats circulation pattern thereby form.Wherein, the principle of anti-freezing solution regenerated heat retracting device is: the low concentration anti-freezing solution in the evaporative condenser 2 enters regeneration container from low concentration anti-freezing solution passage 13, carry out heating evaporation by 6 pairs of low concentration anti-freezing solutions of heater, the high-temperature water vapor that produces is delivered to water vapour condensation heat recover 8 from water vapour passage 7, and the high concentration anti-freezing solution that obtains behind the heating evaporation is sent from high concentration anti-freezing solution passage 14; Water vapour carries out heat exchange by the first heat exchanger 9 with heat exchange medium (unit cold-producing medium) in water vapour condensation heat recover 8, send from condensation-water drain after water vapour is cooled.
Embodiment 2
A kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device of present embodiment, as shown in Figure 2, compare with embodiment 1, its difference is, the form that adopts a plurality of evaporimeters 4 to be arranged in parallel, after a plurality of evaporimeter parallel connections, an end of evaporator bank is connected with compressor 1, and the other end of evaporator bank is connected with throttling arrangement 3.
A kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device of present embodiment, as shown in Figure 3, compare with embodiment 1, its difference is, a plurality of throttling arrangements 3 are set, can accurately control the refrigerant flow that enters the first heat exchanger 9 and evaporimeter 4 like this.
Embodiment 4
A kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device of present embodiment as shown in Figure 4, is compared with embodiment 1, and its difference is that high concentration anti-freezing solution passage 14 is provided with solution pump 17.
A kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device of present embodiment, as shown in Figure 5, compare with embodiment 1, its difference is, anti-freezing solution regenerated heat retracting device also comprises the second heat exchanger 18, the second heat exchanger is provided with low concentration solution import 19 and highly concentrated solution outlet 20, low concentration anti-freezing solution passage passes the second heat exchanger 18 inside and communicates with low concentration solution import 19, and high concentration anti-freezing solution passage passes the second heat exchanger 18 inside and communicates with highly concentrated solution outlet 20.Low concentration anti-freezing solution and high concentration anti-freezing solution carry out primary heat exchange in the second heat exchanger 18, reclaimed sensible heat and the preliminary heating low concentration anti-freezing solution of high concentration anti-freezing solution, but the regenerated heat organic efficiency in the Effective Raise regeneration container.
A kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device of present embodiment, as shown in Figure 6, compare with embodiment 5, its difference is, regeneration container and water vapour condensation heat recover are located in same hollow cylinder or the casing, both can take up an area by saving equipment, improve the compactness of device, simultaneously also can reduce heat radiation, the Effective Raise regenerated heat rate of recovery; In order to make the heat recovery efficiency in the regeneration container more remarkable, the first heat exchanger below is provided with water pond 21, the low concentration solution import department of the second heat exchanger 18 is provided with the 3rd heat exchanger 22, the 3rd heat exchanger is connected with water pond 21 by condensing water conduit, condensing water conduit passes the 3rd heat exchanger and end is condensation-water drain 10, low concentration anti-freezing solution passage 13 passes the second heat exchanger 18 and the 3rd heat exchanger 22 successively, and the end of low concentration anti-freezing solution passage 13 is low concentration solution import 19.Receive condensed water in the water vapour condensation heat recovers 8 by water pond 21, and the waste heat of condensed water is used for the preheating of low concentration anti-freezing solution, realize the secondary preheating to the low concentration anti-freezing solution, can improve more significantly the regenerated heat organic efficiency in the regeneration container; In addition, also can by the design of arranging to low concentration anti-freezing solution passage, high concentration anti-freezing solution passage, condensation water channel and water vapour passage, realize following heat exchange: low concentration anti-freezing solution-high concentration anti-freezing solution, condensed water-low concentration anti-freezing solution, water vapour-low concentration anti-freezing solution.
Embodiment 7
A kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device of present embodiment, as shown in Figure 7, compare with embodiment 1, its difference is, low concentration anti-freezing solution passage and the parallel connection of high concentration anti-freezing solution passage are located on the regeneration container, low concentration anti-freezing solution passage 13 is provided with low concentration solution valve 23, and high concentration anti-freezing solution passage 14 is provided with highly concentrated solution valve 24.When the concentration of anti-freezing solution reduced, low concentration solution valve 23 was closed highly concentrated solution valve 24, the anti-freezing solution of low concentration is introduced regeneration container 5 by low concentration anti-freezing solution passage 13, behind the heater via heat effect, evaporate high-temperature vapor, make weak solution be transformed into concentrated solution; When the concentration of anti-freezing solution in the regeneration container is increased to demand concentration, open highly concentrated solution valve 24, close low concentration solution valve 23, the anti-freezing solution of high concentration is sent by high concentration anti-freezing solution passage 14.
A kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device of present embodiment, as shown in Figure 8, compare with embodiment 1, its difference is, interface 32 places of compressor one end are provided with the first two position three way directional control valve 29, the interface 33 of the compressor other end is provided with the second two position three way directional control valve 30, two outlets of the first two position three way directional control valve 29 are connected with the evaporimeter flue with the evaporative condenser flue by pipeline respectively, and two imports of the second two position three way directional control valve 30 are connected with the evaporimeter flue with the evaporative condenser flue by pipeline respectively.Thereby the interface at the compressor two ends saves the first refrigeration valve 25, the second refrigeration valve 26, the 3rd heat pump valve 27 and the 4th heat pump valve 28.
A kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device of present embodiment, as shown in Figure 9, the interface that exports and heat simultaneously outlet on the compressor as refrigeration is provided with four-way change-over valve 31, and other three interfaces of four-way change-over valve are connected with compressor simultaneously by pipeline and evaporative condenser flue, evaporimeter flue respectively and are connected with the interface that is connected import as the import of freezing.Thereby the interface at the compressor two ends saves the first refrigeration valve 25, the second refrigeration valve 26, the 3rd heat pump valve 27 and the 4th heat pump valve 28.
In the apparatus structure of the various embodiments described above, described heater adopts the heater of resistance-type, electromagnetic type, steam-type, combustion type, fuel oil type or oily hot type, and the thermal source of heater is the hot water that electricity, combustion gas, fuel oil, fume afterheat, compressor air-discharging or source pump are produced.Described the first heat exchanger, the second heat exchanger and the 3rd heat exchanger all can adopt fin tube type, shell-and-tube, bushing type or board-like heat exchanger.Described low concentration solution valve, highly concentrated solution valve, the first refrigeration valve, the second refrigeration valve, the first heat pump valve and the second heat pump valve all can adopt motor-driven valve or hand-operated valve.Described the first two position three way directional control valve and the second two position three way directional control valve all can adopt electronic or pneumatic two position three way directional control valve.
As mentioned above, just can realize preferably the utility model, above-described embodiment is preferred embodiment of the present utility model only, is not to limit practical range of the present utility model; Be that all equalizations of doing according to the utility model content change and modification, all contained by the utility model claim scope required for protection.
Claims (10)
1. air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device, it is characterized in that, comprise compressor, evaporative condenser, at least one throttling arrangement, at least one evaporimeter and anti-freezing solution regenerated heat retracting device, the interface of compressor one end connects respectively the flue of evaporative condenser and the flue of evaporimeter, the interface of the compressor other end connects respectively the flue of evaporative condenser and the flue of evaporimeter simultaneously, and the connecting pipe at throttling arrangement place connects respectively the liquid line of evaporimeter and the liquid line of evaporative condenser; The cooling water system of evaporative condenser is provided with anti-freezing solution regenerated heat retracting device;
Described anti-freezing solution regenerated heat retracting device comprises regeneration container and water vapour condensation heat recover, is connected by the water vapour passage between regeneration container and the water vapour condensation heat recover; Be provided with heater in the regeneration container, regeneration container also is connected with evaporative condenser with high concentration anti-freezing solution passage by low concentration anti-freezing solution passage respectively; Be provided with the first heat exchanger in the water vapour condensation heat recover, be respectively equipped with heat exchange medium import and heat exchange medium exit on the first heat exchanger, the heat exchange medium import is connected with throttling arrangement by the first heat pump valve, heat exchange medium exit heats import by the second heat pump valve with compressor and is connected, and heat exchange medium is the unit cold-producing medium; Water vapour condensation heat recover is provided with condensation-water drain.
2. described a kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device according to claim 1 is characterized in that, described evaporimeter has when a plurality of, and a plurality of evaporimeters are arranged in parallel.
3. described a kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device according to claim 2 is characterized in that, described evaporimeter has when a plurality of, and a plurality of evaporimeters are arranged in parallel, and the import department of each evaporimeter arranges respectively a throttling arrangement.
4. described a kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device according to claim 1 is characterized in that described high concentration anti-freezing solution passage is provided with solution pump.
5. described a kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device according to claim 1, it is characterized in that, also comprise the second heat exchanger, the second heat exchanger is provided with low concentration solution import and highly concentrated solution outlet, low concentration anti-freezing solution passage passes the second heat exchanger inside and communicates with the low concentration solution import, and high concentration anti-freezing solution passage passes the second heat exchanger inside and communicates with the highly concentrated solution import.
6. described a kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device according to claim 5 is characterized in that described regeneration container and water vapour condensation heat recover are located in same hollow cylinder or the casing; The first heat exchanger below is provided with water pond, the low concentration solution import department of the second heat exchanger is provided with the 3rd heat exchanger, the 3rd heat exchanger is connected with water pond by condensing water conduit, condensing water conduit passes the 3rd heat exchanger and end is condensation-water drain, low concentration anti-freezing solution passage passes the second heat exchanger and the 3rd heat exchanger successively, and the end of low concentration anti-freezing solution passage is the low concentration solution import.
7. described a kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device according to claim 1, it is characterized in that, described low concentration anti-freezing solution passage and the parallel connection of high concentration anti-freezing solution passage are located on the regeneration container, low concentration anti-freezing solution passage is provided with the low concentration solution valve, and high concentration anti-freezing solution passage is provided with the highly concentrated solution valve.
8. described a kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device according to claim 1, it is characterized in that, the interface of described compressor one end is the refrigeration import and heats import that the interface of the compressor other end exports and heat outlet for refrigeration simultaneously simultaneously; Wherein, the pipeline that the refrigeration outlet is connected with the evaporative condenser flue is provided with the first refrigeration valve, the pipeline that the refrigeration import is connected with the evaporimeter flue is provided with the second refrigeration valve, heat the pipeline that is connected with the evaporimeter flue of outlet and be provided with the 3rd heat pump valve, heat the pipeline that import is connected with the evaporative condenser flue and be provided with the 4th heat pump valve.
9. described a kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device according to claim 1, it is characterized in that, the interface of described compressor one end is provided with the first two position three way directional control valve, the interface of the compressor other end is provided with the second two position three way directional control valve, two outlets of the first two position three way directional control valve are connected with the evaporimeter flue with the evaporative condenser flue by pipeline respectively, and two imports of the second two position three way directional control valve are connected with the evaporimeter flue with the evaporative condenser flue by pipeline respectively.
10. described a kind of air conditioner and heat pump unit with anti-freezing solution regenerated heat retracting device according to claim 1, it is characterized in that, the interface that exports and heat simultaneously outlet on the described compressor as refrigeration is provided with four-way change-over valve, and other three interfaces of four-way change-over valve are connected with compressor simultaneously by pipeline and evaporative condenser flue, evaporimeter flue respectively and are connected with the interface that is connected import as the import of freezing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220144768 CN202675751U (en) | 2012-04-06 | 2012-04-06 | Air-condition heat pump unit provided with anti-freezing solution regenerated heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220144768 CN202675751U (en) | 2012-04-06 | 2012-04-06 | Air-condition heat pump unit provided with anti-freezing solution regenerated heat recovery device |
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| CN202675751U true CN202675751U (en) | 2013-01-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620489A (en) * | 2012-04-06 | 2012-08-01 | 广州市华德工业有限公司 | Air conditioner heat pump unit with antifreeze solution regenerated heat recovery device |
| CN105865065A (en) * | 2016-06-08 | 2016-08-17 | 南通四方冷链装备股份有限公司 | Refrigeration system |
-
2012
- 2012-04-06 CN CN 201220144768 patent/CN202675751U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620489A (en) * | 2012-04-06 | 2012-08-01 | 广州市华德工业有限公司 | Air conditioner heat pump unit with antifreeze solution regenerated heat recovery device |
| CN102620489B (en) * | 2012-04-06 | 2014-02-12 | 广州市华德工业有限公司 | Air conditioner heat pump unit with antifreeze solution regenerated heat recovery device |
| CN105865065A (en) * | 2016-06-08 | 2016-08-17 | 南通四方冷链装备股份有限公司 | Refrigeration system |
| WO2017211033A1 (en) * | 2016-06-08 | 2017-12-14 | 南通四方冷链装备股份有限公司 | Refrigeration system |
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