CN117570537A - Air conditioning system - Google Patents
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- CN117570537A CN117570537A CN202311797814.8A CN202311797814A CN117570537A CN 117570537 A CN117570537 A CN 117570537A CN 202311797814 A CN202311797814 A CN 202311797814A CN 117570537 A CN117570537 A CN 117570537A
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 53
- 239000003507 refrigerant Substances 0.000 claims abstract description 162
- 239000007788 liquid Substances 0.000 claims abstract description 73
- 238000010438 heat treatment Methods 0.000 claims abstract description 65
- 230000006835 compression Effects 0.000 claims abstract description 32
- 238000007906 compression Methods 0.000 claims abstract description 32
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 238000012545 processing Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims description 21
- 230000008569 process Effects 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 17
- 238000001704 evaporation Methods 0.000 claims description 3
- 230000011664 signaling Effects 0.000 claims description 2
- 238000005057 refrigeration Methods 0.000 abstract description 15
- 238000004064 recycling Methods 0.000 abstract description 7
- 238000004891 communication Methods 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 11
- 238000005192 partition Methods 0.000 description 3
- 238000010792 warming Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The invention provides an air conditioning system, which relates to the technical field of air conditioning equipment and comprises: the device comprises a compression device, a heating indoor unit module, an outdoor unit module and a refrigerating indoor unit module; the compression device is used for compressing the low-temperature low-pressure gaseous refrigerant into the high-temperature high-pressure gaseous refrigerant; the heating indoor unit module is used for processing the high-temperature high-pressure gaseous refrigerant into a first medium-temperature high-pressure liquid refrigerant and discharging hot air to a space region where the heating indoor unit module is positioned; the outdoor unit module is used for processing the first medium-temperature high-pressure liquid refrigerant into a second medium-temperature high-pressure liquid refrigerant, and the temperature of the second medium-temperature high-pressure liquid refrigerant is lower than that of the first medium-temperature high-pressure liquid refrigerant; the refrigerating indoor unit module is used for processing the second medium-temperature high-pressure liquid refrigerant into low-temperature low-pressure gaseous refrigerant and discharging cold air to the space region where the refrigerating indoor unit module is located. The invention realizes a set of air conditioning system to simultaneously meet the requirements of one space for refrigeration and the other space for heating, thereby achieving the purpose of energy recycling.
Description
Technical Field
The invention relates to the technical field of air conditioning equipment, in particular to an air conditioning system.
Background
At present, indoor units of air conditioners are classified into a single-cooling type heat exchanger and a dual-purpose type heat exchanger for cooling and heating. When the air conditioner needs to refrigerate, the high-temperature high-pressure gaseous refrigerant compressed by the air conditioner compressor is cooled by the outdoor unit to obtain low-temperature high-pressure liquid refrigerant, then the low-temperature high-pressure liquid refrigerant enters the air conditioner indoor unit, the liquid refrigerant is depressurized by the throttle valve (or capillary tube) and then becomes wet steam refrigerant, and then enters the indoor unit evaporator, and because the phase change of the refrigerant from the liquid state to the gaseous state, a large amount of heat can be absorbed to cool, the temperature is very low when the refrigerant passes through the evaporator, the cold energy of the evaporator is transferred to the air through forced air supply of the fan, and the air conditioner indoor unit blows cold air, thereby achieving the purpose of reducing the indoor space temperature. When the air conditioner needs to heat, the flowing direction of the refrigerant is changed, the high-temperature high-pressure gaseous refrigerant compressed by the air conditioner compressor directly enters the air conditioner indoor unit, the flowing direction of the refrigerant at the moment is opposite to the refrigerating stage, the high-temperature high-pressure gaseous refrigerant firstly enters a condenser of the indoor unit (at the moment, an evaporator of the indoor unit is converted into the condenser for use) to be condensed into liquid refrigerant, finally, the liquid refrigerant flows into a throttle valve, flows out of the indoor unit after being changed into gaseous refrigerant, the refrigerant is in a high-temperature high-pressure state in the whole process of the indoor unit, heat in the refrigerant is exchanged by a fan, and hot air is blown out of the air conditioner indoor unit, so that the aim of air conditioning and heating is achieved.
The existing air conditioning system generally consists of only one indoor unit and one outdoor unit, wherein the indoor unit only refrigerates or heats in specific demand occasions, and the outdoor unit is installed in a natural environment to emit heat or cold. When the indoor unit is used for refrigerating, the heat of the outdoor unit is directly discharged to the nature, so that the energy of the outdoor unit is wasted.
Disclosure of Invention
The invention is completed in order to at least partially solve the technical problem of energy waste caused by direct discharge of heat of an outdoor unit in the refrigerating process of the indoor unit of an air conditioning system in the prior art.
In view of the above problems, the present invention provides an air conditioning system comprising:
the outlet of the compression device is connected with the inlet of the heating chamber internal machine module through a first pipeline;
the outlet of the heating indoor unit module is connected with the inlet of the outdoor unit module through a second pipeline;
the outlet of the outdoor unit module is connected with the inlet of the refrigerating indoor unit module through a third pipeline; the method comprises the steps of,
the outlet of the refrigerating indoor unit module is connected with the inlet of the compression device through a fourth pipeline;
the compression device is used for compressing low-temperature low-pressure gaseous refrigerant into high-temperature high-pressure gaseous refrigerant; the heating indoor unit module is used for processing the high-temperature high-pressure gaseous refrigerant into a first medium-temperature high-pressure liquid refrigerant and discharging hot air to a space region where the heating indoor unit module is positioned; the outdoor unit module is used for processing the first medium-temperature high-pressure liquid refrigerant into a second medium-temperature high-pressure liquid refrigerant, and the temperature of the second medium-temperature high-pressure liquid refrigerant is lower than that of the first medium-temperature high-pressure liquid refrigerant; the refrigerating indoor unit module is used for processing the second medium-temperature high-pressure liquid refrigerant into low-temperature low-pressure gaseous refrigerant and discharging cold air to the space region where the refrigerating indoor unit module is located.
Optionally, the air conditioning system further comprises: a pipeline reversing device; the first pipeline comprises a first sub-pipe and a second sub-pipe, the second pipeline comprises a third sub-pipe and a fourth sub-pipe, one end of the first sub-pipe is connected with an outlet of the compression device, the other end of the first sub-pipe is connected with the pipeline reversing device, one end of the second sub-pipe is connected with the pipeline reversing device, the other end of the second sub-pipe is connected with an inlet of the heating indoor unit module, one end of the third sub-pipe is connected with an outlet of the heating indoor unit, the other end of the third sub-pipe is connected with the pipeline reversing device, one end of the fourth sub-pipe is connected with the pipeline reversing device, and the other end of the fourth sub-pipe is connected with an inlet of the outdoor unit module; the pipeline reversing device is used for connecting the first sub-pipe with the second sub-pipe in a first mode, connecting the third sub-pipe with the fourth sub-pipe, and connecting the first sub-pipe with the fourth sub-pipe in a second mode.
Optionally, the pipeline reversing device comprises a four-way valve and a controller; the four-way valve comprises a valve body, wherein a first port, a second port, a third port and a fourth port are arranged on the valve body, the first port is connected with the first sub-pipe, the second port is connected with the second sub-pipe, the third port is connected with the third sub-pipe, and the fourth port is connected with the fourth sub-pipe; the controller is used for sending a first electric signal to the four-way valve in a first mode and sending a second electric signal to the four-way valve in a second mode; the four-way valve is used for controlling the first port to be communicated with the second port, the third port to be communicated with the fourth port after receiving the first electric signal and controlling the first port to be communicated with the fourth port after receiving the second electric signal.
Optionally, in the first mode, the compression device compresses a low-temperature low-pressure gaseous refrigerant into a high-temperature high-pressure gaseous refrigerant and outputs the high-temperature high-pressure gaseous refrigerant to the heating indoor unit module, the heating indoor unit module processes the high-temperature high-pressure gaseous refrigerant into a first medium-temperature high-pressure liquid refrigerant and outputs the first medium-temperature high-pressure liquid refrigerant to the outdoor unit module, the outdoor unit module processes the first medium-temperature high-pressure liquid refrigerant into a second medium-temperature high-pressure liquid refrigerant and outputs the second medium-temperature high-pressure liquid refrigerant to the refrigerating indoor unit module, and the refrigerating indoor unit module processes the second medium-temperature high-pressure liquid refrigerant into a low-temperature low-pressure gaseous refrigerant and outputs the low-pressure liquid refrigerant to the compression device;
in the second mode, the compression device compresses low-temperature low-pressure gaseous refrigerant into high-temperature high-pressure gaseous refrigerant and outputs the high-temperature high-pressure gaseous refrigerant to the outdoor unit module, the outdoor unit module processes the high-temperature high-pressure gaseous refrigerant into low-temperature high-pressure liquid refrigerant and outputs the low-temperature high-pressure liquid refrigerant to the refrigerating indoor unit module, and the refrigerating indoor unit module processes the low-temperature high-pressure liquid refrigerant into low-temperature low-pressure gaseous refrigerant and outputs the low-temperature low-pressure gaseous refrigerant to the compression device.
Optionally, the heating indoor unit module includes: a first heat exchanger and a first fan; the first heat exchanger is used for condensing the high-temperature high-pressure gaseous refrigerant to obtain a first medium-temperature high-pressure liquid refrigerant and simultaneously radiating heat; the first fan is used for driving air to flow through the first heat exchanger, converting heat emitted by the first heat exchanger into hot air and discharging the hot air to a space region where the heating indoor unit module is located.
Optionally, the outdoor unit module includes: a second heat exchanger and a second fan; the second heat exchanger is used for condensing the first medium-temperature high-pressure liquid refrigerant to obtain a second medium-temperature high-pressure liquid refrigerant and radiating heat at the same time; the second fan is used for driving air to flow through the second heat exchanger, converting heat emitted by the second heat exchanger into hot air and discharging the hot air outdoors.
Optionally, the refrigerating indoor unit module includes: a throttle valve, a third heat exchanger and a third fan; the throttle valve is used for carrying out depressurization on the second medium-temperature high-pressure liquid refrigerant to obtain a low-temperature low-pressure wet steam refrigerant, and outputting the low-temperature low-pressure wet steam refrigerant to the third heat exchanger; the third heat exchanger is used for evaporating the low-temperature low-pressure wet steam refrigerant to obtain a low-temperature low-pressure gaseous refrigerant and absorbing heat at the same time; the third fan is used for driving air to flow through the third heat exchanger, so that the air is converted into cold air after heat exchange with the third heat exchanger and is discharged to a space region where the refrigerating indoor unit module is located.
Optionally, the compression device adopts an air conditioner compressor.
The technical scheme provided by the invention can comprise the following beneficial effects:
according to the air conditioning system provided by the invention, the compression device, the heating indoor unit module, the outdoor unit module and the refrigerating indoor unit module are arranged, so that heat originally discharged to the outside during air conditioning refrigeration can be released into a space area needing heating and warming through the heating indoor unit module, the requirements that one space needs to be refrigerated and the other space needs to be heated in two spaces are simultaneously met by one set of air conditioning system, and the purpose of energy recycling is achieved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate and do not limit the invention.
Fig. 1 is a schematic structural diagram of an air conditioning system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of another air conditioning system according to an embodiment of the present invention;
FIG. 3 is a second schematic diagram of an air conditioning system according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a pipeline reversing device according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a heating indoor unit module according to an embodiment of the present invention;
FIG. 6 is a second schematic structural diagram of a heating indoor unit module according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of an outdoor unit module according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a refrigeration indoor unit module according to an embodiment of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the invention, are not intended to limit the invention.
In some special scenes, such as a communication machine room or other production places, a large amount of heat is generated, the communication machine room or other production places are cooled in a daily way through an air-conditioning refrigeration mode, the air-conditioning refrigeration cooling is needed in summer, and even if the air temperature is very cold in winter, the air-conditioning refrigeration cooling is needed, however, at the moment, the partition wall or upstairs and downstairs are office or business places, and air-conditioning heating is needed in winter. In the same building range, air conditioning and refrigeration are needed on one side, air conditioning and heat conditioning are needed on the other side, so that electric energy can be consumed on both sides, but working modes of both sides are quite opposite, a communication machine room or other production places need to be refrigerated, an outdoor unit of the communication machine room or other production places discharges heat, a partition wall or upstairs or downstairs is an office or business place, heating is needed, and an outdoor unit of the communication machine room or other production places discharges cold energy, so that energy waste is caused. In order to realize energy recycling, the invention provides an air conditioning system capable of recycling energy, which is described in detail below through specific embodiments.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above-described drawings are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order; in addition, the embodiments of the present invention and the features in the embodiments may be arbitrarily combined with each other without collision. In the following description, suffixes such as "module", "component", or "unit" for representing elements are used only for facilitating the description of the present invention, and have no specific meaning per se. Thus, "module," "component," or "unit" may be used in combination.
Fig. 1 is a schematic structural diagram of an air conditioning system according to an embodiment of the present invention. As shown in fig. 1, the air conditioning system includes: the compression device 100, the heating indoor unit module 200, the outdoor unit module 300, and the cooling indoor unit module 400.
Wherein, the outlet of the compression device 100 is connected with the inlet of the heating indoor unit module 200 through a first pipeline A; the outlet of the heating indoor unit module 200 is connected with the inlet of the outdoor unit module 300 through a second pipeline B; the outlet of the outdoor unit module 300 is connected with the inlet of the refrigerating indoor unit module 400 through a third pipeline C; the outlet of the refrigerating indoor unit module 400 is connected to the inlet of the compression device 100 through the fourth pipe D. The first pipeline A, the second pipeline B, the third pipeline C and the fourth pipeline D can be provided with a plurality of maintenance valves according to actual requirements.
The compression device 100 is used for compressing low-temperature low-pressure gaseous refrigerant into high-temperature high-pressure gaseous refrigerant; the heating indoor unit module 200 is used for processing high-temperature high-pressure gaseous refrigerant into first medium-temperature high-pressure liquid refrigerant and discharging hot air to a space region where the high-temperature high-pressure liquid refrigerant is located; the outdoor unit module 300 is configured to process the first medium-temperature high-pressure liquid refrigerant into a second medium-temperature high-pressure liquid refrigerant, where the temperature of the second medium-temperature high-pressure liquid refrigerant is lower than the temperature of the first medium-temperature high-pressure liquid refrigerant; the refrigerating indoor unit module 400 is used for processing the second medium-temperature high-pressure liquid refrigerant into low-temperature low-pressure gaseous refrigerant and discharging cold air to the space region where the refrigerating indoor unit module itself is located. The space area where the heating indoor unit module is located can be an office area or a business area, and the space area where the cooling indoor unit module is located can be a communication machine room or other production places needing to keep cool and ventilated environments.
The temperature of the high-temperature refrigerant is higher than the temperature of the first medium-temperature refrigerant, which is higher than the temperature of the second medium-temperature refrigerant, which is higher than the temperature of the low-temperature refrigerant. The pressure of the high-pressure refrigerant is higher than the pressure of the low-pressure refrigerant. For various temperatures and pressures of the refrigerant, a range defined in the prior art may be employed, for example, a low temperature range may be-20 ℃ to-5 ℃, a medium temperature range may be-5 ℃ to 50 ℃, a high temperature range may be 50 ℃ to 70 ℃, a low pressure range may be 0.5MPa to 0.8MPa, and a high pressure range may be 2.5MPa to 4.5MPa. Of course, the present invention is not limited thereto, and those skilled in the art can redefine the ranges of various temperatures and pressures according to actual needs.
In this embodiment, the cooling indoor unit module is installed in a communication machine room or other production places needing cooling, and the heating indoor unit module is installed in an office or business place on a partition wall or upstairs or downstairs needing heating and heating, so that heat needing to be discharged outwards during air conditioning cooling in the communication machine room or other production places is introduced into the heating indoor unit module, thereby realizing heating and heating in the office or business place, realizing that one set of air conditioning system simultaneously meets the requirements that one space needs cooling and the other space needs heating in two spaces, and achieving the purpose of energy recycling.
Fig. 2 is a schematic structural diagram of another air conditioning system according to an embodiment of the present invention. Fig. 3 is a second schematic structural diagram of another air conditioning system according to an embodiment of the present invention. As shown in fig. 2 and 3, the air conditioning system further includes: the line inversion unit 500.
The first pipeline A is split into two sections, including a first sub-pipe A1 and a second sub-pipe A2; the second pipeline B is also split into two sections, including a third sub-pipe B1 and a fourth sub-pipe B2.
One end of the first sub-pipe A1 is connected with an outlet of the compression device 100, and the other end of the first sub-pipe A1 is connected with the pipeline reversing device 500; one end of the second sub-pipe A2 is connected with the pipeline reversing device 500, and the other end of the second sub-pipe A2 is connected with an inlet of the heating indoor machine module 200; one end of the third sub-pipe B1 is connected with an outlet of the heating chamber internal machine 200, and the other end of the third sub-pipe B1 is connected with the pipeline reversing device 500; one end of the fourth sub-pipe B2 is connected to the pipe reversing device 500, and the other end of the fourth sub-pipe B2 is connected to the inlet of the outdoor unit module 300.
As shown in fig. 2, the pipeline reversing device 500 is used to connect the first sub-pipeline A1 to the second sub-pipeline A2 and connect the third sub-pipeline B1 to the fourth sub-pipeline B2 in the first mode.
As shown in fig. 3, the pipeline reversing device 500 is used to connect the first sub-pipeline A1 and the fourth sub-pipeline B2 in the second mode.
In the embodiment, the first mode is simultaneous cooling and heating, so as to realize cooling of one room and heating of the other room, and the method is suitable for cooling of a communication machine room in winter and heating of an office area or a business area; the second mode is single refrigeration to realize one room refrigeration, which is suitable for communication machine room refrigeration in summer, and additional air-conditioning refrigeration can be adopted in an office area or a business area.
The working modes in winter and summer are completed by switching the flow direction of the high-temperature high-pressure gaseous refrigerant through the pipeline reversing device. Specifically, in a winter working mode, the first sub-pipe is controlled to be communicated with the second sub-pipe, and the third sub-pipe is controlled to be communicated with the fourth sub-pipe; and in the working mode in summer, the first sub-pipe is controlled to be communicated with the fourth sub-pipe.
In one embodiment, as shown in fig. 4, a line inversion apparatus 500 includes a four-way valve 501 and a controller 502; the four-way valve comprises a valve body 501A, wherein four inlets and outlets are formed in the valve body 501A, namely a first port 5011, a second port 5012, a third port 5013 and a fourth port 5014.
Wherein, the first port 5011 is connected with the first sub-pipe A1, the second port 5012 is connected with the second sub-pipe A2, the third port 5013 is connected with the third sub-pipe B1, and the fourth port 5014 is connected with the fourth sub-pipe B2.
The controller 502 is configured to send a first electrical signal to the four-way valve 501 in a first mode and to send a second electrical signal to the four-way valve 501 in a second mode. The four-way valve 501 is used to control the first port 5011 to communicate with the second port 5012, the third port 5013 to communicate with the fourth port 5014 after receiving the first electrical signal, and the first port 5011 to communicate with the fourth port 5014 after receiving the second electrical signal.
In this embodiment, the pipeline is switched through the existing four-way valve, so that the implementation is simple and the cost is low.
In one embodiment, in the first mode, the compression device 100 compresses low-temperature low-pressure gaseous refrigerant into high-temperature high-pressure gaseous refrigerant and outputs the high-temperature high-pressure gaseous refrigerant to the heating indoor unit module 200; the heat-generating indoor unit module 200 processes the high-temperature high-pressure gaseous refrigerant into a first medium-temperature high-pressure liquid refrigerant and outputs the first medium-temperature high-pressure liquid refrigerant to the outdoor unit module 300; the outdoor unit module 300 processes the first medium-temperature high-pressure liquid refrigerant into a second medium-temperature high-pressure liquid refrigerant and outputs the second medium-temperature high-pressure liquid refrigerant to the refrigerating indoor unit module 400; the refrigerating indoor unit module 400 processes the second medium-temperature high-pressure liquid refrigerant into a low-temperature low-pressure gaseous refrigerant and outputs the low-temperature low-pressure gaseous refrigerant to the compression device 100.
In the second mode, the compression device 100 compresses the low-temperature low-pressure gaseous refrigerant into the high-temperature high-pressure gaseous refrigerant and outputs the high-temperature high-pressure gaseous refrigerant to the outdoor unit module 300; the outdoor unit module 300 processes the high-temperature and high-pressure gaseous refrigerant into a low-temperature and high-pressure liquid refrigerant and outputs the low-temperature and high-pressure liquid refrigerant to the refrigerating indoor unit module 400; the refrigerating indoor unit module 400 processes the low-temperature high-pressure liquid refrigerant into a low-temperature low-pressure gaseous refrigerant and outputs the low-temperature low-pressure gaseous refrigerant to the compression device 100.
In the embodiment, the air conditioning system adopts different working modes, so that the requirements of winter and summer can be met. The heat which is required to be discharged outwards during air conditioning refrigeration of the communication machine room or other production places can be introduced into an office area or a business area in winter, so that energy recycling is realized, and the heat generated during air conditioning refrigeration of the communication machine room or other production places is directly discharged in summer, so that the office area or the business area is not influenced.
As shown in fig. 5 and 6, the heating indoor unit module 200 includes: a first heat exchanger 201 and a first fan 202.
The first heat exchanger 201 is used for condensing the high-temperature high-pressure gaseous refrigerant to obtain a first medium-temperature high-pressure liquid refrigerant, and simultaneously emits heat, so that the first heat exchanger is equivalent to a condenser. The first fan 202 is configured to drive air to flow through the first heat exchanger 201, convert heat emitted by the first heat exchanger 201 into hot air, and then discharge the hot air to a space region where the heating indoor unit module 200 is located.
The heating indoor unit module 200 may further include a first body and a first control unit. Wherein the first heat exchanger 201 and the first fan 202 may be disposed in the first body; the first control unit is electrically connected with the first fan 202 and is used for controlling the rotating speed and start-stop of the first fan 202.
The heating indoor unit module 200 does not include a throttle valve.
In this embodiment, the heating indoor unit module, that is, the heating air conditioning indoor unit, does not need to be provided with a throttle valve (which may also be referred to as an expansion valve or a capillary tube) as in the conventional air conditioning indoor unit, and can realize indoor independent heating only by condensing (cooling) the high-temperature and high-pressure gaseous refrigerant.
As shown in fig. 7, the outdoor unit module 300 includes: a second heat exchanger 301 and a second fan 302.
The second heat exchanger 301 is used for condensing the first medium-temperature high-pressure liquid refrigerant to obtain a second medium-temperature high-pressure liquid refrigerant, and simultaneously radiating heat, so that the second heat exchanger is equivalent to a condenser; the second fan 302 is configured to drive air to flow through the second heat exchanger 301, convert heat emitted by the second heat exchanger 301 into hot air, and then discharge the hot air to the outside.
The outdoor unit module 300 may further include a second body and a second control unit. Wherein the second heat exchanger 301 and the second fan 302 may be disposed in the second housing; the second control unit is electrically connected to the second fan 302, and is used for controlling the rotation speed and start-stop of the second fan 302.
As shown in fig. 8, the refrigerating indoor unit module 400 includes: a throttle valve 401, a third heat exchanger 402 and a third fan 403.
The throttle valve 401 is used for performing pressure reduction treatment on the second medium-temperature high-pressure liquid refrigerant to obtain low-temperature low-pressure wet steam refrigerant, and outputting the low-temperature low-pressure wet steam refrigerant to the third heat exchanger 402. The third heat exchanger 402 is used for evaporating the low-temperature low-pressure wet vapor refrigerant to obtain a low-temperature low-pressure gaseous refrigerant, and absorbs heat, so the third heat exchanger is equivalent to an evaporator. The third fan 403 is configured to drive air to flow through the third heat exchanger 402, so that the air exchanges heat with the third heat exchanger 402 and is converted into cold air to be discharged to a space region where the indoor unit module 400 is located.
The refrigerating indoor unit module 400 may further include a third body and a third control unit. Wherein the throttle valve 401, the third heat exchanger 402, and the third fan 403 may be disposed in the third body; the third control unit is electrically connected with the throttle valve 401, and is used for controlling the opening of the throttle valve 401 to adjust the flow of the refrigerant and further control the refrigeration temperature; the third control unit is further electrically connected to the third fan 403, and is used for controlling the rotation speed and start-stop of the third fan 403.
In one embodiment, the compression device 100 employs an air conditioning compressor.
In this embodiment, the compression device may use an existing air conditioning compressor to save cost.
Referring to fig. 1 and 2, the working principle of the air conditioning system according to the present embodiment is as follows:
when the refrigerating indoor unit module arranged in a communication machine room or other production places works, high-temperature and high-pressure air refrigerant compressed by a compressor connected with the refrigerating indoor unit module is conveyed to the heating indoor unit module through a first pipeline, heat is emitted by a first heat exchanger (condenser) in the heating indoor unit module, and a first fan in the heating indoor unit module drives air to flow through the first heat exchanger, so that the heat emitted by the first heat exchanger is returned to the air, and hot air is blown out from an air outlet of the heating indoor unit module, thereby achieving the purpose of heating; the high-temperature high-pressure gaseous refrigerant flows back to the outdoor unit module for secondary cooling after being cooled by the refrigerating indoor unit module, then flows back to the refrigerating indoor unit module, is throttled by the throttle valve of the refrigerating indoor unit module, converts liquid refrigerant into low-temperature wet steam refrigerant, then enters the third heat exchanger (evaporator) of the refrigerating indoor unit module, forces air to flow through the third fan of the refrigerating indoor unit module to exchange heat with the third heat exchanger, the flowing air takes away a large amount of cold energy and discharges cold air through the air outlet of the refrigerating indoor unit module, and plays a role in refrigerating and cooling a communication machine room or other production places, and the refrigerant flows back to the compressor for next circulation after flowing through the third heat exchanger.
According to the air conditioning system provided by the embodiment of the invention, the heat which is required to be discharged outwards during air conditioning refrigeration of a communication machine room or other production places is introduced into the heating indoor unit module, so that heating and warming of an office or business place are realized, the requirements that one of two spaces needs to be refrigerated and the other space needs to be heated are simultaneously met by one air conditioning system, and the purpose of energy recycling is achieved.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (8)
1. An air conditioning system, comprising:
the outlet of the compression device is connected with the inlet of the heating chamber internal machine module through a first pipeline;
the outlet of the heating indoor unit module is connected with the inlet of the outdoor unit module through a second pipeline;
the outlet of the outdoor unit module is connected with the inlet of the refrigerating indoor unit module through a third pipeline; the method comprises the steps of,
the outlet of the refrigerating indoor unit module is connected with the inlet of the compression device through a fourth pipeline;
the compression device is used for compressing low-temperature low-pressure gaseous refrigerant into high-temperature high-pressure gaseous refrigerant; the heating indoor unit module is used for processing the high-temperature high-pressure gaseous refrigerant into a first medium-temperature high-pressure liquid refrigerant and discharging hot air to a space region where the heating indoor unit module is positioned; the outdoor unit module is used for processing the first medium-temperature high-pressure liquid refrigerant into a second medium-temperature high-pressure liquid refrigerant, and the temperature of the second medium-temperature high-pressure liquid refrigerant is lower than that of the first medium-temperature high-pressure liquid refrigerant; the refrigerating indoor unit module is used for processing the second medium-temperature high-pressure liquid refrigerant into low-temperature low-pressure gaseous refrigerant and discharging cold air to the space region where the refrigerating indoor unit module is located.
2. The air conditioning system of claim 1, further comprising: a pipeline reversing device; the first pipeline comprises a first sub-pipe and a second sub-pipe, the second pipeline comprises a third sub-pipe and a fourth sub-pipe, one end of the first sub-pipe is connected with an outlet of the compression device, the other end of the first sub-pipe is connected with the pipeline reversing device, one end of the second sub-pipe is connected with the pipeline reversing device, the other end of the second sub-pipe is connected with an inlet of the heating indoor unit module, one end of the third sub-pipe is connected with an outlet of the heating indoor unit, the other end of the third sub-pipe is connected with the pipeline reversing device, one end of the fourth sub-pipe is connected with the pipeline reversing device, and the other end of the fourth sub-pipe is connected with an inlet of the outdoor unit module; the pipeline reversing device is used for connecting the first sub-pipe with the second sub-pipe in a first mode, connecting the third sub-pipe with the fourth sub-pipe, and connecting the first sub-pipe with the fourth sub-pipe in a second mode.
3. The air conditioning system of claim 2, wherein the conduit reversing device comprises a four-way valve and a controller; the four-way valve comprises a valve body, wherein a first port, a second port, a third port and a fourth port are arranged on the valve body, the first port is connected with the first sub-pipe, the second port is connected with the second sub-pipe, the third port is connected with the third sub-pipe, and the fourth port is connected with the fourth sub-pipe; the controller is used for sending a first electric signal to the four-way valve in a first mode and sending a second electric signal to the four-way valve in a second mode; the four-way valve is used for controlling the first port to be communicated with the second port, the third port to be communicated with the fourth port after receiving the first electric signal and controlling the first port to be communicated with the fourth port after receiving the second electric signal.
4. An air conditioning system according to claim 2 or 3, characterized in that,
in the first mode, the compression device compresses low-temperature low-pressure gaseous refrigerant into high-temperature high-pressure gaseous refrigerant and outputs the high-temperature high-pressure gaseous refrigerant to the heating indoor unit module, the heating indoor unit module processes the high-temperature high-pressure gaseous refrigerant into first medium-temperature high-pressure liquid refrigerant and outputs the first medium-temperature high-pressure liquid refrigerant to the outdoor unit module, the outdoor unit module processes the first medium-temperature high-pressure liquid refrigerant into second medium-temperature high-pressure liquid refrigerant and outputs the second medium-temperature high-pressure liquid refrigerant to the refrigerating indoor unit module, and the refrigerating indoor unit module processes the second medium-temperature high-pressure liquid refrigerant into low-temperature low-pressure gaseous refrigerant and outputs the low-pressure liquid refrigerant to the compression device;
in the second mode, the compression device compresses low-temperature low-pressure gaseous refrigerant into high-temperature high-pressure gaseous refrigerant and outputs the high-temperature high-pressure gaseous refrigerant to the outdoor unit module, the outdoor unit module processes the high-temperature high-pressure gaseous refrigerant into low-temperature high-pressure liquid refrigerant and outputs the low-temperature high-pressure liquid refrigerant to the refrigerating indoor unit module, and the refrigerating indoor unit module processes the low-temperature high-pressure liquid refrigerant into low-temperature low-pressure gaseous refrigerant and outputs the low-temperature low-pressure gaseous refrigerant to the compression device.
5. The air conditioning system according to claim 1, wherein the heating indoor unit module includes: a first heat exchanger and a first fan; the first heat exchanger is used for condensing the high-temperature high-pressure gaseous refrigerant to obtain a first medium-temperature high-pressure liquid refrigerant and simultaneously radiating heat; the first fan is used for driving air to flow through the first heat exchanger, converting heat emitted by the first heat exchanger into hot air and discharging the hot air to a space region where the heating indoor unit module is located.
6. The air conditioning system according to claim 1, wherein the outdoor unit module includes: a second heat exchanger and a second fan; the second heat exchanger is used for condensing the first medium-temperature high-pressure liquid refrigerant to obtain a second medium-temperature high-pressure liquid refrigerant and radiating heat at the same time; the second fan is used for driving air to flow through the second heat exchanger, converting heat emitted by the second heat exchanger into hot air and discharging the hot air outdoors.
7. The air conditioning system according to claim 1, wherein the cooling indoor unit module includes: a throttle valve, a third heat exchanger and a third fan; the throttle valve is used for carrying out depressurization on the second medium-temperature high-pressure liquid refrigerant to obtain a low-temperature low-pressure wet steam refrigerant, and outputting the low-temperature low-pressure wet steam refrigerant to the third heat exchanger; the third heat exchanger is used for evaporating the low-temperature low-pressure wet steam refrigerant to obtain a low-temperature low-pressure gaseous refrigerant and absorbing heat at the same time; the third fan is used for driving air to flow through the third heat exchanger, so that the air is converted into cold air after heat exchange with the third heat exchanger and is discharged to a space region where the refrigerating indoor unit module is located.
8. The air conditioning system of claim 1, wherein the compression device employs an air conditioning compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311797814.8A CN117570537A (en) | 2023-12-25 | 2023-12-25 | Air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311797814.8A CN117570537A (en) | 2023-12-25 | 2023-12-25 | Air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117570537A true CN117570537A (en) | 2024-02-20 |
Family
ID=89886342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311797814.8A Pending CN117570537A (en) | 2023-12-25 | 2023-12-25 | Air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117570537A (en) |
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2023
- 2023-12-25 CN CN202311797814.8A patent/CN117570537A/en active Pending
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