CN214665094U - Air conditioner and integrated circulating pipeline system thereof - Google Patents

Air conditioner and integrated circulating pipeline system thereof Download PDF

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Publication number
CN214665094U
CN214665094U CN202120682381.1U CN202120682381U CN214665094U CN 214665094 U CN214665094 U CN 214665094U CN 202120682381 U CN202120682381 U CN 202120682381U CN 214665094 U CN214665094 U CN 214665094U
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heat
switching valve
flow channel
heated
air conditioner
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CN202120682381.1U
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魏晋
周鹏飞
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Beijing Jinghai Technology Co ltd
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Beijing Jinghai Technology Co ltd
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Abstract

The utility model discloses an air conditioner and integrated circulation pipe-line system thereof, the latter includes: the first heat exchanger comprises a heat source runner, a first heated runner and a second heated runner, and the heat source runner is a working heat source of the air conditioner; the second heat exchanger comprises an external heat supply flow channel and a third heated flow channel, the external heat supply flow channel is connected with the first heated flow channel in series, the second heated flow channel is connected with the third heated flow channel in parallel, and a switching valve group is arranged on the parallel pipeline; and the third heat exchanger comprises a water storage tank and a heat supply flow channel, and the heat supply flow channel is communicated with the third heated channel or the second heated channel through the on/off of the switching valve group. It has solved the extravagant technical problem of air conditioner heat among the prior art.

Description

Air conditioner and integrated circulating pipeline system thereof
Technical Field
The utility model relates to an air conditioner technical field, concretely relates to air conditioner and integrated circulation pipe-line system thereof.
Background
In the working process of the air conditioner, the condenser of the outdoor unit of the air conditioner can generate a large amount of heat, and in the traditional household air conditioner, the heat of the condenser of the outdoor unit is generally directly discharged, so that a recycling device for the heat is lacked, and energy waste is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air conditioner and integrated circulation pipe-line system thereof to solve the extravagant technical problem of air conditioner heat among the prior art at least partially.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
an integrated circulation line system for an air conditioner, comprising:
the first heat exchanger comprises a heat source runner, a first heated runner and a second heated runner, and an inlet of the heat source runner is communicated with a high-temperature refrigerant at an outlet of the primary side heat pump compressor;
the second heat exchanger comprises an external heat supply flow channel and a third heated flow channel, the external heat supply flow channel is connected with the first heated flow channel in series, the second heated flow channel is connected with the third heated flow channel in parallel, and a switching valve group is arranged on the parallel pipeline;
the third heat exchanger comprises a water storage tank and a heat supply flow channel, and the heat supply flow channel is communicated with the third heated channel or the second heated channel through the on/off of the switching valve group;
the water storage tank is connected to a water supply pipeline of the external heat supply flow channel through a second communication pipeline, a first electromagnetic valve is installed on the first communication pipeline, and a second electromagnetic valve is installed on the second communication pipeline.
Further, the external heat supply flow channel is communicated with a floor heating system pipeline.
Further, the switching valve group comprises a first switching valve, a second switching valve, a third switching valve and a fourth switching valve;
when the first switching valve and the fourth switching valve are closed and the second switching valve and the third switching valve are switched on, the heat supply flow channel is communicated with the third heated flow channel and heats water in the water storage tank by absorbing heat from an external heat supply flow channel.
Further, when the first switching valve and the fourth switching valve are turned on and the second switching valve and the third switching valve are turned off, the heat supply flow passage and the second heated flow passage are turned on, and the water in the water storage tank is heated by the heat absorbed from the condenser of the primary side heat pump system.
Furthermore, temperature sensors are arranged on pipelines on two sides of the heat source flow channel.
Furthermore, an electronic expansion valve and a compressor are arranged on a pipeline between the third heated flow passage and the heat supply flow passage.
The utility model also provides an air conditioner, include as above integrated circulation pipe-line system.
Further, the air conditioner is a wall-mounted air conditioner or a cabinet air conditioner or a ceiling concealed air conditioner.
In one or several kinds of concrete implementation modes, the utility model provides an air conditioner and integrated circulation pipe-line system thereof has following technological effect:
the utility model provides a pipe-line system has set up the heat transfer module, utilizes a plurality of circulation systems that the heat transfer module formed, and in the course of the work, the heat that air conditioner work (refrigeration or heat) produced can be through the heat source runner output of first heat exchanger to carry for geothermal system and/or the hydrothermal water supply system of life according to the valve break-make condition, so that realize the hydrothermal preparation of life and the hydrothermal acquireing. Due to the fact that the multi-circulation system is arranged, three working conditions that life heat is produced while refrigeration is carried out in summer, life hot water is produced while heating is carried out in winter, and life hot water is produced separately in transition seasons can be achieved, triple supply of air conditioners, floor heating and life hot water all the year round is achieved, and the technical problem of heat waste of air conditioners in the prior art is solved.
Further, in a specific embodiment, the utility model provides a pipeline system utilizes the return water of floor heating to prepare life hot water as the heat source of secondary side heat pump, has reduced the return water temperature of floor heating water on the one hand, has increased the heat transfer difference in temperature, has improved the heat exchange efficiency of first heat exchanger, and on the other hand utilizes floor heating return water as the heat source of secondary side heat pump, compares with direct ambient air that uses as the heat source, can greatly improve the heating cycle operating mode of heat pump, has improved life hot water heating coefficient greatly. And because the water supply temperature of floor heating is generally lower than the water supply temperature of domestic hot water, the mode of firstly preparing low-temperature hot water and then preparing high-temperature hot water by taking the return water of the low-temperature hot water as a heat source is adopted, and compared with the mode of directly preparing high-temperature domestic hot water and then exchanging heat or mixing water to obtain low-temperature hot water, the heating cycle of the heat pump can be better improved, so that the heating coefficient of the whole machine is improved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the integrated circulation pipeline system provided by the present invention.
Description of reference numerals:
1-a first heat exchanger;
11-a heat source flow channel, 12-a first heated flow channel, 13-a second heated flow channel;
2-a second heat exchanger;
21-an external heat supply flow channel and 22-a third heated flow channel;
31-water inlet and outlet of water storage tank, 32-heat supply flow channel;
41-a first switching valve, 42-a second switching valve, 43-a third switching valve, 44-a fourth switching valve;
5-an electronic expansion valve;
6-a compressor;
71-circulating water pump, 72-first electromagnetic valve, 73-second electromagnetic valve.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of an integrated circulation pipeline system according to the present invention.
The utility model provides an integrated circulation pipe-line system is used for the air conditioner, specifically is arranged in the heat pump system of air conditioner, and this air conditioner can specifically be wall-hanging air conditioner or cabinet air conditioner etc. and this integrated circulation pipe-line has effectively solved the problem that air conditioner, ground heating and life hot water trigeminy supplied all the year round, has improved the utilization efficiency of air conditioner heat energy, avoids the energy extravagant.
In one embodiment, as shown in fig. 1, the present invention provides an integrated circulation pipeline system including a first heat exchanger 1, a second heat exchanger 2 and a third heat exchanger. The first heat exchanger 1 comprises a heat source runner 11, a first heated runner 12 and a second heated runner 13, wherein an inlet of the heat source runner 11 is communicated with a high-temperature refrigerant at an outlet of a primary side heat pump compressor; the second heat exchanger 2 comprises an external heat supply flow channel 21 and a third heated flow channel 22, the external heat supply flow channel 21 is connected with the first heated flow channel 12 in series, the second heated flow channel 13 is connected with the third heated flow channel 22 in parallel, and a switching valve group is arranged on the parallel connection pipeline; the third heat exchanger comprises a water storage tank and a heat supply flow passage 32, the heat supply flow passage 32 is communicated with the third heated passage or the second heated passage through the on/off of the switching valve group, and an electronic expansion valve 5 and a compressor 6 are arranged on a pipeline between the third heated passage 22 and the heat supply flow passage 32.
The water storage tank is connected to a water return pipeline of the external heat supply flow channel through a first communication pipeline, the water storage tank is connected to a water supply pipeline of the external heat supply flow channel through a second communication pipeline, a first electromagnetic valve 72 is installed on the first communication pipeline, and a second electromagnetic valve 73 is installed on the second communication pipeline.
In the actual use process, if the hot water of life is heated through the heat pump system of the air conditioner, because the heating power is lower, the instant heating type water outlet of the hot water of life can not be realized, therefore, the third heat exchanger is arranged in the storage water tank of the hot water circulation of life to utilize the circulating water pump to heat the water circulation in the storage water tank, in order to satisfy the water supply demand of the hot water of life. Meanwhile, the floor heating also needs a circulating water pump to circulate the floor heating water so as to realize the function of the floor heating in winter.
In a specific use scenario, the external heat supply flow channel 21 is communicated with a floor heating system pipeline, that is, the external heat supply flow channel 21 is a flow channel for realizing floor heating. When the primary side heat pump system of the air conditioner is in a working state of heat pump heating and floor heating water needs to be provided, the floor heating water enters the second heat exchanger 2 through the external heat supply flow channel 21, the temperature of the water in the first heated flow channel 12 of the first heat exchanger 1 is increased after heat exchange with the heat source flow channel 11, and the water is conveyed to the external heat supply flow channel 21 through a pipeline connected in series, so that heat supply of the floor heating system is realized.
The backwater of the floor heating firstly passes through the external heat supply flow channel 21 of the second heat exchanger 2 to exchange heat with the third heated flow channel 22 of the second heat exchanger 2, and the hot water passes through the third heated flow channel 22, then is heated by the secondary side heat pump system, and then enters the heat supply flow channel 32 connected in series with the hot water, so that the domestic water in the water storage tank is heated. Therefore, the water supply temperature of the floor heating is 40 ℃, the water supply temperature of the domestic hot water is at least 55 ℃, and in the fluid circulation process, the return water temperature of the floor heating is reduced, meanwhile, a heat source for preparing the domestic hot water is provided for the secondary side heat pump, and the heat utilization rate is improved.
In this embodiment, the switching valve group includes a first switching valve 41, a second switching valve 42, a third switching valve 43, and a fourth switching valve 44; when the first switching valve 41 and the fourth switching valve 44 are turned off and the second switching valve 42 and the third switching valve 43 are turned on, the heat supply flow passage 32 communicates with the third heated flow passage 22, and heats the water in the water storage tank by absorbing heat from the external heat supply flow passage 21. When the first switching valve 41 and the fourth switching valve 44 are turned on and the second switching valve 42 and the third switching valve 43 are turned off, the heat supply flow passage 32 communicates with the second heated flow passage 13, and heats the water in the water storage tank by the heat absorbed from the condenser of the primary side heat pump system.
In the actual working process, when the air conditioner is in the refrigeration working condition of the primary side heat pump in summer, the first heat exchanger 1 is a heat exchanger which is connected with a condenser of the primary side heat pump system in parallel; at this time, when the temperature of the water in the storage tank is lower than a set value (for example, an arbitrary set temperature between 35 ℃ and 55 ℃), the second switching valve 42 and the third switching valve 43 are turned off, the first switching valve 41 and the fourth switching valve 44 are turned on, and the secondary-side compressor 6 is turned on. The high-temperature refrigerant in the heat source channel in the first heat exchanger 1 exchanges heat with the low-temperature refrigerant in the first heated flow channel 12 in the first heat exchanger 1, and heats the refrigerant in the first heated flow channel 12; the refrigerant in the first heated flow passage 12 is heated by the first switching valve 41 and the fourth switching valve 44, which are conducted, and enters the heat supply flow passage 32 in the third heat exchanger after the temperature of the secondary side heat pump compressor is raised, the high-temperature refrigerant in the heat supply flow passage 32 is used for heating the water in the water storage tank, and the water heated to the proper water temperature in the water storage tank flows out through the outlet, so that the preparation of the domestic hot water is completed.
When the air conditioner is in the working conditions that the primary side heat pump does not refrigerate in summer and the primary side heat pump does not refrigerate in spring and autumn, the primary side heat pump system is provided with two condensers which are connected in parallel to serve as heat exchangers, wherein one condenser is an air-cooled condenser (namely the air conditioner has an existing structure, and the heat exchanger is not defined in the application in a refinement mode), and the other condenser is served as a heat source flow passage 11 in the first heat exchanger. If the water temperature in the water storage tank is lower than a set value (for example, any set temperature between 35 ℃ and 55 ℃), under the above working conditions, the air-cooled condenser in the water storage tank is switched to the evaporator of the primary side heat pump system by switching the pipeline valve, heat is absorbed from ambient air, the heat source flow passage in the first heat exchanger is switched to the condenser of the primary side heat pump system to emit heat, so that the first heated flow passage 12 is heated, and water in the water storage tank is circularly heated by circulating delivery of the circulating water pump 71.
When the air conditioner is in a working condition that a primary side heat pump in winter heats and floor heating water and domestic hot water are needed to be provided, the first heat exchanger is a condenser of the primary side heat pump system, the first switching valve and the fourth switching valve are closed, the second switching valve and the third switching valve are communicated, hot water (for example, about 40 ℃) for floor heating is obtained after heat exchange is carried out between the first heated flow channel of the first heat exchanger and the heat source flow channel of the first heat exchanger, return water (35 ℃) for floor heating firstly passes through the external heat supply flow channel of the second heat exchanger to exchange heat with the third heated flow channel of the second heat exchanger, and the return water for floor heating is used as a heat source for preparing the domestic water, so that the return water temperature for floor heating is further reduced, and the efficiency for preparing the domestic hot water by the secondary side of the heat pump is improved.
In order to monitor the temperature of the pipeline in real time and provide a temperature basis for pipeline switching, temperature sensors are arranged on the pipelines on two sides of the heat source flow channel.
In the above-mentioned embodiment, the utility model provides a pipe-line system has set up the heat transfer module, utilizes a plurality of circulation systems that the heat transfer module formed, and in the course of the work, the heat that air conditioner work (refrigeration or heat) produced can be through the heat source runner output of first heat exchanger to carry for geothermal system and/or the hydrothermal water supply system of life according to the valve break-make condition, so that realize the hydrothermal preparation of life and the hydrothermal acquirement of ground. Due to the fact that the multi-circulation system is arranged, three working conditions that life heat is produced while refrigeration is carried out in summer, life hot water is produced while heating is carried out in winter, and life hot water is produced separately in transition seasons can be achieved, triple supply of air conditioners, floor heating and life hot water all the year round is achieved, and the technical problem of heat waste of air conditioners in the prior art is solved.
Further, the utility model provides a pipeline system utilizes the return water of floor heating to prepare life hot water as the heat source of secondary side heat pump, has reduced the return water temperature of floor heating water on the one hand, has increased the heat transfer difference in temperature, has improved the heat exchange efficiency of first heat exchanger, and on the other hand utilizes floor heating return water as the heat source of secondary side heat pump, compares with direct ambient air that uses as the heat source, can greatly improve the heating cycle operating mode of heat pump, has improved life hot water heating coefficient greatly. And because the water supply temperature of floor heating is generally lower than the water supply temperature of domestic hot water, the mode of firstly preparing low-temperature hot water and then preparing high-temperature hot water by taking the return water of the low-temperature hot water as a heat source is adopted, and compared with the mode of directly preparing high-temperature domestic hot water and then exchanging heat or mixing water to obtain low-temperature hot water, the heating cycle of the heat pump can be better improved, so that the heating coefficient of the whole machine is improved.
In addition to the integrated circulation pipeline system, the utility model also provides an air conditioner including this integrated circulation pipeline system, this air conditioner is wall-hanging air conditioner or cabinet air conditioner. For other structures of the air conditioner, please refer to the prior art, which is not described herein.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It should be noted that, in the description of the present invention, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means at least two unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present invention includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present invention.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (8)

1. An integrated circulation line system for an air conditioner, comprising:
the heat pump system comprises a first heat exchanger (1), wherein the first heat exchanger (1) comprises a heat source flow passage (11), a first heated flow passage (12) and a second heated flow passage (13), and an inlet of the heat source flow passage (11) is communicated with a high-temperature refrigerant at an outlet of a primary side heat pump compressor;
the second heat exchanger (2) comprises an external heat supply flow channel (21) and a third heated flow channel (22), the external heat supply flow channel (21) is connected with the first heated flow channel (12) in series, the second heated flow channel (13) is connected with the third heated flow channel (22) in parallel, and a switching valve group is arranged on the parallel connection pipeline;
the third heat exchanger comprises a water storage tank and a heat supply flow passage (32), and the heat supply flow passage (32) is communicated with the third heated passage or the second heated passage through the on-off of the switching valve group;
be provided with circulating water pump (71) on the heat supply runner outside the machine, the storage water tank passes through first intercommunication pipeline and inserts the return water pipeline of heat supply runner outside the machine, the storage water tank passes through second intercommunication pipeline and inserts the supply channel of heat supply runner outside the machine, install first solenoid valve (72) on the first communicating pipeline, install second solenoid valve (73) on the second communicating pipeline.
2. The integrated circulation pipeline system according to claim 1, wherein the external heat supply flow channel (21) is communicated with a water return pipeline of a floor heating system.
3. The integrated circulation line system according to claim 2, wherein the switching valve group includes a first switching valve (41), a second switching valve (42), a third switching valve (43), and a fourth switching valve (44);
wherein when the first switching valve (41) and the fourth switching valve (44) are turned off and the second switching valve (42) and the third switching valve (43) are turned on, the heat supply flow passage (32) communicates with the third heated flow passage (22) and heats water in the water storage tank (31) by absorbing heat from the outside heat supply flow passage (21).
4. The integrated circulation line system according to claim 3, wherein when the first switching valve (41) and the fourth switching valve (44) are turned on and the second switching valve (42) and the third switching valve (43) are turned off, the heat supply flow passage (32) communicates with the second heated flow passage (13) and heats water in the storage tank (31) by heat absorbed from a condenser of a primary side heat pump system.
5. The integrated circulation pipe system according to any one of claims 1 to 4, wherein temperature sensors are provided on both side pipes of the heat source flow passage (11).
6. Integrated cycle pipe system according to any of claims 1 to 4, characterized in that an electronic expansion valve (5) and a compressor (6) are provided on the pipe between the third heated flow channel (22) and the heating flow channel (32).
7. An air conditioner characterized by comprising an integrated circulation line system according to any one of claims 1 to 6.
8. The air conditioner of claim 7, wherein the air conditioner is a wall-mounted air conditioner or a cabinet air conditioner or a ceiling-concealed air conditioner.
CN202120682381.1U 2021-04-02 2021-04-02 Air conditioner and integrated circulating pipeline system thereof Active CN214665094U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120682381.1U CN214665094U (en) 2021-04-02 2021-04-02 Air conditioner and integrated circulating pipeline system thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120682381.1U CN214665094U (en) 2021-04-02 2021-04-02 Air conditioner and integrated circulating pipeline system thereof

Publications (1)

Publication Number Publication Date
CN214665094U true CN214665094U (en) 2021-11-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113063190A (en) * 2021-04-02 2021-07-02 北京晶海科技有限公司 Integrated circulation pipeline system for air conditioner and control method and control device thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113063190A (en) * 2021-04-02 2021-07-02 北京晶海科技有限公司 Integrated circulation pipeline system for air conditioner and control method and control device thereof

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