CN214009390U - Outdoor unit of air conditioner - Google Patents
Outdoor unit of air conditioner Download PDFInfo
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- CN214009390U CN214009390U CN202022385292.9U CN202022385292U CN214009390U CN 214009390 U CN214009390 U CN 214009390U CN 202022385292 U CN202022385292 U CN 202022385292U CN 214009390 U CN214009390 U CN 214009390U
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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
- 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]
- Y02B30/12—Hot water central heating systems using heat pumps
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Abstract
The utility model relates to the technical field of air conditioning systems, and discloses an air conditioner, which comprises an indoor unit; the outdoor unit is connected with the indoor unit through a first refrigerant pipe, and a refrigerant flows in the first refrigerant pipe; the compressor is arranged on the first refrigerant pipe; the outdoor unit includes: the first heat exchange device is connected to the first refrigerant pipe; the second heat exchange device is connected with the first heat exchange device so as to exchange heat between the first heat exchange device and the second heat exchange device, and domestic water is output by the second heat exchange device; the water inlet pipe is used for conveying liquid into the second heat exchange device; the closed circulating water pump is arranged between the first heat exchange device and the second heat exchange device so as to control heat exchange between the first heat exchange device and the second heat exchange device; this application utilizes the air conditioner refrigeration to heat can prepare domestic water, has realized a tractor serves two-purpose, has reduced user's use cost, has promoted user's use and has experienced.
Description
Technical Field
The utility model relates to an air conditioning system technical field especially relates to an air-conditioner outdoor unit.
Background
Currently, air conditioning devices and hot water devices are widely used in various industries, the air conditioning devices generally have heating and cooling functions, and the hot water devices can supply hot water to users. Air conditioning equipment and hot water equipment among the prior art are independent equipment usually, and air conditioning equipment can only have the function of heating and refrigeration, and the air conditioner carries out air cooling independently, and the heat that produces when air conditioning cools off is directly discharged to the atmosphere in, has caused the waste of the energy on the one hand, and on the other hand has caused the rise of surrounding temperature. The hot water equipment heats water independently, usually adopts electric energy to drive work, absorbs heat in the surrounding environment, and heats water in the water heater.
Therefore, the two devices are used, on one hand, the heat generated by the air conditioner is wasted, on the other hand, the water heater equipment also needs to absorb heat additionally, and the absorption and conversion rate of the heat energy is lower. The hot water equipment needs to supply hot water by electric heating or gas burning, so that the air conditioning equipment and the hot water equipment in the prior art have single functions.
SUMMERY OF THE UTILITY MODEL
In some embodiments of this application, provide an air conditioner, it includes compressor, first heat exchanger, second heat exchanger, closed circulating water pump, temperature sensor and plate heat exchanger, under the air conditioner refrigeration mode in this application, first heat exchanger with the second heat exchanger is in circulation heat transfer under the effect of closed circulating water pump, it will to pass through again temperature sensor sets up the outlet pipe can acquire in real time the interior liquid temperature of outlet pipe has realized control domestic water temperature, makes this application can prepare domestic water, has realized a tractor serves two-purpose of this application air conditioner, in addition, through setting plate heat exchanger can make this application air conditioner also can prepare domestic water under winter heating mode, has reduced user's use cost, has further improved user's use and has experienced.
In some embodiments of this application, add temperature sensor, will temperature sensor set up in on the outlet pipe, make temperature sensor can confirm the temperature of liquid in the outlet pipe makes the domestic water that this application air conditioner was prepared can satisfy and supply user's user demand, realizes a tractor serves two-purpose.
In some embodiments of this application, add closed circulating water pump, will closed circulating water pump sets up first heat transfer device with between the second heat transfer device, just closed circulating water pump set up in on the first body or on the second body, make closed circulating water pump can control first heat transfer device with heat exchange between the second heat transfer device.
In some embodiments of this application, add plate heat exchanger, just plate heat exchanger with the second refrigerant pipe is connected, just plate heat exchanger sets up in the third cavity, make refrigerant in the plate heat exchanger with the liquid of the internal circulation of third cavity carries out heat exchange, can realize using this application air conditioner in winter to heat, can be to flowing into through the inlet tube liquid in the second cavity carries out the heat transfer, further prepares domestic water.
In some embodiments of the present application, an air conditioner is provided, which includes an indoor unit; the outdoor unit is connected to the indoor unit through a first refrigerant pipe, and a refrigerant flows in the first refrigerant pipe; the compressor is arranged on the first refrigerant pipe; the outdoor unit includes: the first heat exchange device is connected to the first refrigerant pipe; the second heat exchange device is connected to the first heat exchange device so that heat exchange is carried out between the first heat exchange device and the second heat exchange device, and domestic water is output by the second heat exchange device; the water inlet pipe is used for conveying liquid into the second heat exchange device; and the closed circulating water pump is arranged between the first heat exchange device and the second heat exchange device so as to control the heat exchange of the first heat exchange device and the second heat exchange device.
In some embodiments of the present application, the closed circulation water pump is configured to transfer heat of a high-temperature and high-pressure refrigerant in the first heat exchange device to a liquid in the second heat exchange device through a water medium, so as to convert the liquid in the second heat exchange device into domestic water; and the closed circulating water pump is used for transporting the water medium in the second heat exchange device back to the first heat exchange device.
In some embodiments of the present application, the closed circulation water pump is configured to transfer heat of domestic water in the second heat exchange device to a low-temperature and low-pressure refrigerant in the second heat exchange device through a water medium; and the closed circulating water pump is used for transporting the water medium in the first heat exchange device back to the second heat exchange device.
In some embodiments of the present application, the outdoor air conditioner further comprises: and the electric heating device is arranged on the water inlet pipe and is used for heating the liquid in the second heat exchange device to be domestic water.
In some embodiments of the present application, the outdoor air conditioner further comprises: one end of the second refrigerant pipe is connected to the first refrigerant pipe, the joint of the second refrigerant pipe and the first refrigerant pipe is positioned between the compressor and the indoor unit, and the other end of the second refrigerant pipe is connected to a suction port of the compressor; and the third heat exchange device is arranged on the second refrigerant pipe and connected to the second heat exchange device, and is used for transferring the heat of the high-temperature and high-pressure refrigerant in the second refrigerant pipe to the liquid in the second heat exchange device so as to convert the liquid in the second heat exchange device into domestic water.
In some embodiments of the present application, the outdoor air conditioner further comprises: the first pipe body is arranged between the first heat exchange device and the second heat exchange device; the second pipe body is arranged between the first heat exchange device and the second heat exchange device, and the first pipe body and the second pipe body are used for transporting a water medium; the closed circulating water pump is arranged on the first pipe body or the second pipe body.
In some embodiments of the present application, the first heat exchange device comprises: one end of the first pipe body is communicated with the first cavity, one end of the second pipe body is communicated with the first cavity, and the water medium of the first heat exchange device is positioned in the first cavity; the first heat exchanger is arranged in the first cavity and connected to the first refrigerant pipe.
In some embodiments of the present application, the second heat exchange device comprises: the liquid in the second heat exchange device is positioned in the second cavity, the water inlet pipe is communicated with the second cavity, the second cavity is connected with a water outlet pipe, and the water outlet pipe is used for outputting domestic water in the second heat exchange device; the second heat exchanger is arranged in the second cavity, the other end of the first pipe body is connected to the second heat exchanger, the other end of the second pipe body is connected to the second heat exchanger, and the hydrophile in the second heat exchange device is located in the second heat exchanger.
In some embodiments of the present application, the third heat exchange device comprises: the water inlet pipe is also arranged on the third cavity so as to guide liquid into the second cavity through the third cavity; and the plate heat exchanger is arranged in the third cavity and is connected to the second refrigerant pipe so as to transfer the heat of the high-temperature and high-pressure refrigerant flowing into the plate heat exchanger from the compressor to the liquid in the third cavity.
In some embodiments of the present application, the outdoor air conditioner further comprises: the temperature sensor is arranged on the water outlet pipe and used for acquiring the temperature of the domestic water in the water outlet pipe; the controller is connected with the closed circulating water pump and the temperature sensor; the controller is configured to: when the temperature of the domestic water output by the water outlet pipe is determined to be lower than the preset temperature, the controller controls the compressor to perform frequency-up operation, and the controller controls the closed circulation water pump to perform frequency-up operation so as to increase the flow rate in the first pipe body or the second pipe body; when the temperature of the domestic water output by the water outlet pipe is determined to be not lower than the preset temperature, the controller controls the compressor to perform frequency reduction operation, and the controller controls the closed circulating water pump to perform frequency reduction operation so as to reduce the flow rate in the first pipe body or the second pipe body; when the temperature of the domestic water output by the water outlet pipe is determined to be not less than the preset temperature and lasts for a first preset time, the controller controls the compressor to stop running, and the controller controls the closed circulating water pump to run at the lowest frequency; and when the temperature of the domestic water output by the water outlet pipe is determined to be lower than the preset temperature and lasts for a second preset time, the controller controls the compressor to restart to operate.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an air conditioner according to the present invention;
fig. 2 is a schematic structural diagram of an air conditioner according to the present invention;
fig. 3 is a schematic structural diagram of an air conditioner according to the present invention.
In the figure, the position of the upper end of the main shaft,
100. an indoor unit;
200. a compressor; 210. a first refrigerant pipe; 220. a four-way valve; 230. a stop valve; 240. an electronic expansion valve; 250. a second refrigerant pipe;
300. a first heat exchange means; 310. a first cavity; 320. a first heat exchanger; 330. a first pipe body; 340. a second tube body;
400. a second heat exchange means; 410. a second cavity; 420. a second heat exchanger;
500. a water inlet pipe; 510. a liquid supply unit;
600. a water outlet pipe;
700. a closed circulating water pump;
800. a third heat exchange means; 810. a third cavity; 820. a plate heat exchanger;
900. a temperature sensor.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The air conditioner performs a cooling cycle and a heating cycle of the air conditioner by using the compressor 200, the condenser, the expansion valve, and the evaporator in the present application. The refrigeration cycle and the heating cycle include a series of processes involving compression, condensation, expansion, and evaporation, and supply refrigerant to air that has been conditioned and heat-exchanged.
The outdoor unit of the air conditioner refers to a portion of the refrigeration cycle including the compressor 200 and the outdoor heat exchanger, the indoor unit of the air conditioner includes the indoor heat exchanger, and the expansion valve may be provided in the indoor unit or the outdoor unit.
The indoor heat exchanger and the outdoor heat exchanger serve as a condenser or an evaporator. When the indoor heat exchanger is used as a condenser, the air conditioner is used as a heater in a heating mode, and when the indoor heat exchanger is used as an evaporator, the air conditioner is used as a cooler in a cooling mode.
Referring to fig. 1 to 3, according to some embodiments of the present disclosure, an air conditioner is provided, which includes an indoor unit 100 and an outdoor unit, wherein a first refrigerant pipe 210 is disposed in the air conditioner, and the outdoor unit and the indoor unit 100 are connected through the first refrigerant pipe 210. The indoor unit 100 is provided with an indoor heat exchanger, and the outdoor unit is provided with a first heat exchanger 320.
When the indoor heat exchanger provided in the indoor unit 100 of the air conditioner is used as an evaporator and the first heat exchanger 320 provided in the outdoor unit is used as a condenser, the air conditioner operates in a cooling mode; when the indoor heat exchanger provided in the indoor unit 100 of the air conditioner serves as a condenser and the first heat exchanger 320 provided in the outdoor unit serves as an evaporator, the air conditioner operates a heating mode.
Referring to fig. 1 to 3, according to some embodiments of the present disclosure, there is provided an air conditioner, in which a compressor 200 is disposed on a first refrigerant pipe 210, and a four-way valve 220, an electronic expansion valve 240, a filter and a stop valve 230 are further disposed on the first refrigerant pipe 210.
In the cooling mode of the air conditioner, the first heat exchanger 320 is used as a condenser, the first heat exchanger 320 exchanges heat with the first heat exchanging device 300 by the action of the condenser, the compressor 200 compresses the refrigerant to change the compressed refrigerant into high-temperature high-pressure gas to be discharged, the high-temperature high-pressure gas enters the first heat exchanger 320 through the four-way valve 220, the high-temperature high-pressure refrigerant is condensed after exchanging heat with the aqueous medium, namely, the supercooled refrigerant is throttled and decompressed by the electronic expansion valve 240 to change into low-temperature low-pressure two-phase refrigerant under the transportation of the first refrigerant pipe 210, the low-temperature low-pressure two-phase refrigerant enters the indoor unit 100 through the filter and the stop valve 230 and flows to the indoor heat exchanger, the indoor heat exchanger is used as an evaporator at this time, the heat is released into the indoor environment through the condensation process of the indoor heat exchanger, the indoor heat exchanger condenses the compressed refrigerant into a liquid phase, and the gas-liquid refrigerant is separated through the gas-liquid separator 220, the gaseous refrigerant then passes through a filter and enters the suction port of the compressor 200, and the air conditioner completes the refrigeration system cycle.
In the heating mode of the air conditioner, the first heat exchanger 320 is used as an evaporator, the first heat exchanger 320 exchanges heat with the first heat exchanging device 300 by the action of the evaporator, the compressor 200 compresses the refrigerant and discharges the compressed refrigerant into high-temperature and high-pressure gas, the high-temperature and high-pressure gas passes through the four-way valve 220 and is transported to the indoor heat exchanger through the stop valve 230 via the first refrigerant pipe 210, the indoor heat exchanger is used as a condenser at this time, the indoor heat exchanger condenses the compressed refrigerant into liquid phase, the heat is released to the indoor environment through the condensation process of the indoor heat exchanger, the low-temperature and low-pressure two-phase refrigerant is obtained by throttling and depressurizing the refrigerant via the stop valve 230 and the filter and is evaporated into low-temperature and low-pressure gas refrigerant after entering the first heat exchanger 320 to exchange with the aqueous medium, the gas-liquid refrigerant is separated from the gas-liquid refrigerant after, the air conditioner completes the heating system cycle.
The compressor 200 is connected to the first refrigerant pipe 210, and the compressor 200 is connected to the indoor heat exchanger through the first refrigerant pipe 210.
The refrigerant R134A is selected as the refrigerant, and has a characteristic of high condensation temperature.
Referring to fig. 1-3, according to some embodiments of the present application, the inlet pipe 500 and the outlet pipe 600 are each a pipe body.
The water inlet pipe 500 is used for conveying liquid into the second heat exchange device 400. The water outlet pipe 600 is used for outputting high-temperature liquid in the second heat exchange device 400, so that the air conditioner can prepare domestic water, and the use requirement of a user is met.
One end of the water inlet pipe 500 is connected to the second heat exchanging device 400, and the other end of the water inlet pipe 500 is connected to the liquid supply unit 510. The water outlet pipe 600 is connected with the second heat exchanging device 400.
It should be noted that, still be provided with filter, manometer and water flow switch on the inlet tube 500 for the liquid that the restriction flowed into in the second cavity 410, through setting up the filter, make the liquid that flows into in the inlet tube 500 can filter unnecessary impurity, and the liquid after the filtration just can flow into in the second cavity 410, has realized the protection to second heat transfer device 400, can improve second heat transfer device 400's life.
Referring to fig. 1-3, according to some embodiments of the present application, a first tube 330 and a second tube 340 are connected between a first heat exchange device 300 and a second heat exchange device 400.
The first pipe 330 and the second pipe 340 are used for transporting the water medium in the first heat exchange device 300 and the second heat exchange device 400.
Referring to fig. 1-3, according to some embodiments of the present application, a first heat exchange device 300 is disposed in an outdoor unit, and the first heat exchange device 300 includes a first cavity 310 and a first heat exchanger 320.
The first heat exchanging device 300 is used for exchanging heat between the refrigerant in the first refrigerant pipe 210 and the water medium in the second cavity 410.
The first heat exchanger 300 is connected to the first refrigerant pipe 210, and the first heat exchanger 300 is connected to the first pipe 330 and the second pipe 340.
Referring to fig. 1-3, according to some embodiments of the present disclosure, a first cavity 310 is disposed in a first heat exchange device 300, and a water medium flows through the first cavity 310.
The first cavity 310 is used for accommodating an aqueous medium, so that heat of the refrigerant in the first heat exchanger 320 is exchanged to the aqueous medium.
The first heat exchanger 320 is connected to the first chamber 310, and the first chamber 310 is connected to the first pipe 330 and the second pipe 340.
Referring to fig. 1-3, a first heat exchanger 320, according to some embodiments of the present application, is disposed within the first cavity 310.
The first heat exchanger 320 is used for exchanging heat of the refrigerant to the water medium.
The first heat exchanger 320 is connected to the indoor heat exchanger and the compressor 200 through the first refrigerant pipe 210.
It should be noted that the refrigerant substantially adopted by the first heat exchanger 320 exchanges heat with the water medium, that is, the first heat exchanger 320 is equivalent to a water-cooled heat exchanger.
Referring to fig. 1-3, according to some embodiments of the present application, a second heat exchange device 400 is disposed in an outdoor unit, and the second heat exchange device 400 includes a second cavity 410 and a second heat exchanger 420.
The second heat exchange device 400 is used for completing heat exchange between the water medium in the second heat exchanger 420 and the liquid in the second cavity 410, so that heat of the refrigerant in the first heat exchange device 300 is exchanged to the liquid in the second heat exchange device 400, the temperature of the liquid in the second heat exchange device 400 is increased, and the purpose of preparing domestic water is further achieved.
The second heat exchanging means 400 is connected with the first pipe 330 and the second pipe 340, and the second heat exchanging means 400 is connected with the water inlet pipe 500 and the water outlet pipe 600.
Referring to fig. 1-3, according to some embodiments of the present application, a second cavity 410 is disposed in the second heat exchange device 400, and a liquid flows through the second cavity 410.
The second cavity 410 is used for containing liquid, so that heat of the water medium circulating in the second heat exchanger 420 is exchanged to the liquid.
The second heat exchanger 420 is connected to the second chamber 410, the second chamber 410 is connected to the first pipe 330 and the second pipe 340, and the second chamber 410 is connected to the water inlet pipe 500 and the water outlet pipe 600.
Referring to fig. 1-3, a second heat exchanger 420, according to some embodiments of the present application, is disposed within the second cavity 410.
The second heat exchanger 420 is used to achieve heat exchange of the aqueous medium circulating in the second heat exchanger 420 to the liquid in the second chamber 410.
The second heat exchanger 420 is connected to the first heat exchanger 320 through the first pipe 330 and the second pipe 340.
It should be noted that the second heat exchanger 420 substantially adopts heat exchange between the water medium and the tap water, that is, the second heat exchanger 420 is equivalent to a water-water heat exchanger.
Referring to fig. 1 to 3, according to some embodiments of the present application, a closed circulation water pump 700 is disposed in an outdoor unit, and the closed circulation water pump 700 is disposed between a first heat exchange device 300 and a second heat exchange device 400, that is, the closed circulation water pump 700 is disposed on a water medium pipe, and the closed circulation water pump 700 is disposed adjacent to a first circulation water outlet disposed on the first heat exchange device 300.
The closed-cycle water pump 700 is used to control heat exchange between the first heat exchange device 300 and the second heat exchange device 400.
The closed-cycle water pump 700 is connected to the first pipe 330 or the second pipe 340.
It should be noted that the closed circulation water pump 700 establishes coupling between the first heat exchanger 320 and the second heat exchanger 420, and when the first heat exchanger 320 is used as a condenser, the closed circulation water pump 700 is used for transferring heat of a high-temperature and high-pressure refrigerant in the first heat exchange device 300 to liquid in the second heat exchange device 400 through a water medium to convert the liquid in the second heat exchange device 400 into domestic water; and the closed circulation water pump 700 is used to transport the aqueous medium in the second heat exchange device 400 back to the first heat exchange device 300.
That is, the closed circulation water pump 700 is configured to transport the heated water medium in the first cavity 310, which exchanges heat with the refrigerant, to the second heat exchanger 420 in the second cavity 410 through the first pipe 330, and transport the water medium in the second heat exchanger 420 to exchange heat with the liquid flowing through the second cavity 410, so that the temperature of the water medium is reduced, and the water medium cooled after exchanging heat is transported to the first cavity 310 through the second pipe 340, thereby completing a cycle of preparing domestic water by the outdoor unit.
When the first heat exchanger 320 is used as an evaporator, the closed circulation water pump 700 is used for transferring the heat of the domestic water in the second heat exchanger 400 to the low-temperature and low-pressure refrigerant in the second heat exchanger 400 through the water medium, and the closed circulation water pump 700 is used for transporting the water medium in the first heat exchanger 300 back to the second heat exchanger 400.
That is, the closed circulation water pump 700 is configured to exchange heat between the aqueous medium in the second heat exchanger 420 and the liquid flowing through the second cavity 410, increase the temperature of the aqueous medium, transport the aqueous medium that has been increased after heat exchange to the first cavity 310 through the second pipe 340, and transport the aqueous medium that has been decreased in temperature after heat exchange with the refrigerant in the first cavity 310 to the second heat exchanger 420 in the second cavity 410 through the first pipe 330, thereby completing one cycle of using the outdoor unit domestic water as the heat source.
In addition, when the air conditioner is used in winter, an antifreezing agent needs to be added into the first pipe body 330 or the second pipe body 340, the temperature of the water medium is ensured to be more than or equal to 5 ℃, the problem that the normal operation of the air conditioner is influenced due to the fact that the air conditioner is used for heating in winter is further avoided, the service life of the air conditioner is prolonged, and the use experience of a user is further improved.
In addition, referring to fig. 3, according to some embodiments of the present application, an air conditioner is provided, which further includes a second refrigerant pipe 250 and a third heat exchanging device 800, wherein a refrigerant flows through the second refrigerant pipe 250.
The second refrigerant pipe 250 transports a refrigerant.
One end of the second refrigerant pipe 250 is connected to the first refrigerant pipe 210, and the other end of the second refrigerant pipe 250 is connected to a suction port of the compressor 200.
The connection point between the second refrigerant pipe 250 and the first refrigerant pipe 210 is located between the compressor 200 and the indoor unit 100.
Referring to fig. 3, according to some embodiments of the present application, there is provided an air conditioner, a third heat exchange device 800, the third heat exchange device 800 including a third chamber 810 and a plate heat exchanger 820.
The third heat exchanging device 800 is used for exchanging heat of the refrigerant in the plate heat exchanger 820 to the liquid in the third cavity 810. The high-temperature liquid in the third heat exchange device 800 is output to the second heat exchange device 400.
The third heat exchange device 800 is connected to the second refrigerant pipe 250, and the third heat exchange device 800 is connected to the water inlet pipe 500.
Referring to fig. 3, according to some embodiments of the present application, a third cavity 810 is disposed in the third heat exchange device 800, and a liquid flows through the third cavity 810.
The third cavity 810 is used for accommodating liquid, so that heat of the refrigerant flowing in the plate heat exchanger 820 is exchanged to the liquid in the third cavity 810.
The plate heat exchanger 820 is connected to the third chamber 810, and the third chamber 810 is connected to the second refrigerant pipe 250 and the water inlet pipe 500.
After the refrigerant is discharged from the compressor 200, the refrigerant is transported through the first refrigerant pipe 210, and the stop valve 230 is disposed on the first refrigerant pipe 210, so that the refrigerant is divided into two transport directions, and the refrigerant flows to the indoor unit 100 along the first refrigerant pipe 210 and flows to the plate heat exchanger 820 along the second refrigerant pipe 250, and the refrigerant transported in the second refrigerant pipe 250 needs to pass through the filter and the electronic expansion valve 240 and then flows into the plate heat exchanger 820.
Referring to fig. 3, a plate heat exchanger 820, according to some embodiments of the present application, is disposed within the third cavity 810.
The plate heat exchanger 820 is used for exchanging heat of the refrigerant in the second refrigerant pipe 250 to the liquid in the third cavity 810.
The plate heat exchanger 820 is connected to the second refrigerant pipe 250 and the water inlet pipe 500.
It should be noted that the third cavity 810 is connected to the second cavity 410 through the water inlet pipe 500, the water inlet pipe 500 guides the high-temperature liquid after exchanging heat by the plate heat exchanger 820 to flow into the second cavity 410, and then the high-temperature liquid flows out through the water outlet pipe 600 for the user to use, so as to meet the user requirement of the user and improve the user experience of the user.
In addition, referring to fig. 2, according to other embodiments of the present application, there is provided an air conditioner further including an electric heating device.
The electric heating device is used for heating the liquid circulating in the water inlet pipe 500, so that the high-temperature liquid flows into the second cavity 410 and flows out of the high-temperature liquid through the water outlet pipe 600 to be used by a user, the use requirement of the user is met, and the use experience of the user is improved.
It should be noted that, in the above two cases, the high-temperature liquid flowing into the second cavity 410 may also perform heat exchange with the second heat exchanger 420, that is, the heat of the liquid in the second cavity 410 is exchanged to the aqueous medium in the second heat exchanger 420, and the liquid is transported into the first heat exchanging device 300 through the second pipe 340 to perform heat exchange with the refrigerant in the first heat exchanger 320, that is, the temperature of the aqueous medium flowing in the first cavity 310 can be raised, an effect of providing a heat source for the first heat exchanger 320 is achieved, normal heating of the air conditioner is ensured, and normal operation of the air conditioner is further ensured.
Referring to fig. 1-3, according to some embodiments of the present application, there is provided an air conditioner further including a temperature sensor 900.
The temperature sensor 900 is connected to the water outlet pipe 600.
It should be noted that, still be provided with a plurality of temperature sensor 900 in this application, and a plurality of temperature sensor 900 set up respectively on first heat exchanger 320, first refrigerant pipe 210 and inlet tube 500, a plurality of temperature sensor 900 are connected with first heat exchanger 320, first refrigerant pipe 210 and inlet tube 500 respectively, a plurality of temperature sensor 900 are used for confirming the temperature of the interior hydrophile of first heat exchanger 320 in real time respectively, the temperature of refrigerant in first refrigerant pipe 210, the liquid temperature in the inlet tube 500, the domestic water that makes the air conditioner prepare in this application can satisfy user's user demand.
According to some embodiments of the present application, there is provided an air conditioner further comprising a controller.
The controller is configured to:
when the temperature of the domestic water output by the water pipe 600 is determined to be lower than the preset temperature, the controller controls the compressor 200 to perform the frequency-up operation, and the controller controls the closed-type circulating water pump 700 to perform the frequency-up operation so as to increase the flow rate in the first pipe body 330 or the second pipe body 340; when the temperature of the domestic water output by the water pipe 600 is determined to be not less than the preset temperature, the controller controls the compressor 200 to perform frequency reduction operation, and the controller controls the closed circulating water pump 700 to perform frequency reduction operation so as to reduce the flow rate in the first pipe body 330 or the second pipe body 340; when it is determined that the temperature of the domestic water output from the water pipe 600 is not less than the preset temperature and lasts for the first preset time, the controller controls the compressor 200 to stop operating, and the controller controls the closed circulation water pump 700 to operate at the lowest frequency; when it is determined that the temperature of the domestic water output from the water pipe 600 is lower than the preset temperature for the second preset time, the controller controls the compressor 200 to restart the operation.
The controller is electrically connected to the closed-cycle water pump 700 and the temperature sensor 900.
According to the first concept of this application, add temperature sensor, set up temperature sensor in the outlet pipe, make temperature sensor can confirm the temperature of the interior liquid of outlet pipe, make the domestic water that this application air conditioner was prepared can satisfy and supply user's user demand, realize a tractor serves two-purpose, reduced user's use cost, further improved user's use and experienced.
According to the second design of this application, add closed circulating water pump, set up closed circulating water pump between first heat transfer device and second heat transfer device, and closed circulating water pump sets up on first body or second body, make closed circulating water pump can control the heat exchange between first heat transfer device and the second heat transfer device, ensure this application air conditioner normal operating, make the domestic water that this application air conditioner can circulate and prepare, satisfy the demand that the user used, a tractor serves dual-purpose of air conditioner has been realized, user's use cost has been reduced, user's use experience has further been improved.
According to the third design of this application, plate heat exchanger has been add, and plate heat exchanger is connected with the second refrigerant pipe, and plate heat exchanger sets up in the third cavity, the internal circulation of third cavity has liquid, the liquid that makes the refrigerant in the plate heat exchanger and the internal circulation of third cavity carries out can the heat exchange, when can realizing using this application air conditioner heating winter, the domestic water can also be prepared to the air conditioner of this application, a tractor serves two-purpose of air conditioner has been realized, user's use cost has been reduced, user's use experience has further been improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. An air conditioner comprising:
an indoor unit;
the outdoor unit is connected to the indoor unit through a first refrigerant pipe, and a refrigerant flows in the first refrigerant pipe;
the compressor is arranged on the first refrigerant pipe;
characterized in that, the outdoor unit includes:
the first heat exchange device is connected to the first refrigerant pipe;
the second heat exchange device is connected to the first heat exchange device so that heat exchange is carried out between the first heat exchange device and the second heat exchange device, and domestic water is output by the second heat exchange device;
the water inlet pipe is used for conveying liquid into the second heat exchange device;
and the closed circulating water pump is arranged between the first heat exchange device and the second heat exchange device so as to control the heat exchange of the first heat exchange device and the second heat exchange device.
2. The air conditioner as claimed in claim 1, wherein the closed circulation water pump is configured to transfer heat of the high-temperature and high-pressure refrigerant in the first heat exchanger to the liquid in the second heat exchanger through the refrigerant, so as to convert the liquid in the second heat exchanger into domestic water;
and the closed circulating water pump is used for transporting the water medium in the second heat exchange device back to the first heat exchange device.
3. The air conditioner as claimed in claim 1, wherein the closed circulation water pump is used for transferring the heat of the domestic water in the second heat exchange device to the low-temperature and low-pressure refrigerant in the second heat exchange device through the water medium;
and the closed circulating water pump is used for transporting the water medium in the first heat exchange device back to the second heat exchange device.
4. The air conditioner according to claim 3, further comprising:
and the electric heating device is arranged on the water inlet pipe and is used for heating the liquid in the second heat exchange device to be domestic water.
5. The air conditioner according to claim 3, further comprising:
one end of the second refrigerant pipe is connected to the first refrigerant pipe, the joint of the second refrigerant pipe and the first refrigerant pipe is positioned between the compressor and the indoor unit, and the other end of the second refrigerant pipe is connected to a suction port of the compressor;
and the third heat exchange device is arranged on the second refrigerant pipe and connected to the second heat exchange device, and is used for transferring the heat of the high-temperature and high-pressure refrigerant in the second refrigerant pipe to the liquid in the second heat exchange device so as to convert the liquid in the second heat exchange device into domestic water.
6. The air conditioner according to any one of claims 1 to 5, further comprising:
the first pipe body is arranged between the first heat exchange device and the second heat exchange device;
the second pipe body is arranged between the first heat exchange device and the second heat exchange device, and the first pipe body and the second pipe body are used for transporting a water medium;
the closed circulating water pump is arranged on the first pipe body or the second pipe body.
7. The air conditioner according to claim 6, wherein the first heat exchanging means comprises:
one end of the first pipe body is communicated with the first cavity, one end of the second pipe body is communicated with the first cavity, and the water medium of the first heat exchange device is positioned in the first cavity;
the first heat exchanger is arranged in the first cavity and connected to the first refrigerant pipe.
8. The air conditioner according to claim 6, wherein said second heat exchanging means comprises:
the liquid in the second heat exchange device is positioned in the second cavity, the water inlet pipe is communicated with the second cavity, the second cavity is connected with a water outlet pipe, and the water outlet pipe is used for outputting domestic water in the second heat exchange device;
the second heat exchanger is arranged in the second cavity, the other end of the first pipe body is connected to the second heat exchanger, the other end of the second pipe body is connected to the second heat exchanger, and the hydrophile in the second heat exchange device is located in the second heat exchanger.
9. The air conditioner according to claim 5, wherein said third heat exchanging means comprises:
the water inlet pipe is also arranged on the third cavity so as to guide liquid into the second cavity through the third cavity;
and the plate heat exchanger is arranged in the third cavity and is connected to the second refrigerant pipe so as to transfer the heat of the high-temperature and high-pressure refrigerant flowing into the plate heat exchanger from the compressor to the liquid in the third cavity.
10. The air conditioner according to claim 8, further comprising:
the temperature sensor is arranged on the water outlet pipe and used for acquiring the temperature of the domestic water in the water outlet pipe;
the controller is connected with the closed circulating water pump and the temperature sensor;
the controller is configured to:
when the temperature of the domestic water output by the water outlet pipe is determined to be lower than the preset temperature, the controller controls the compressor to perform frequency-up operation, and the controller controls the closed circulation water pump to perform frequency-up operation so as to increase the flow rate in the first pipe body or the second pipe body;
when the temperature of the domestic water output by the water outlet pipe is determined to be not lower than the preset temperature, the controller controls the compressor to perform frequency reduction operation, and the controller controls the closed circulating water pump to perform frequency reduction operation so as to reduce the flow rate in the first pipe body or the second pipe body;
when the temperature of the domestic water output by the water outlet pipe is determined to be not less than the preset temperature and lasts for a first preset time, the controller controls the compressor to stop running, and the controller controls the closed circulating water pump to run at the lowest frequency;
and when the temperature of the domestic water output by the water outlet pipe is determined to be lower than the preset temperature and lasts for a second preset time, the controller controls the compressor to restart to operate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022385292.9U CN214009390U (en) | 2020-10-23 | 2020-10-23 | Outdoor unit of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022385292.9U CN214009390U (en) | 2020-10-23 | 2020-10-23 | Outdoor unit of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214009390U true CN214009390U (en) | 2021-08-20 |
Family
ID=77301384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022385292.9U Active CN214009390U (en) | 2020-10-23 | 2020-10-23 | Outdoor unit of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214009390U (en) |
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2020
- 2020-10-23 CN CN202022385292.9U patent/CN214009390U/en active Active
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