CN217785343U - Double-compressor type multi-connected indoor climate control system - Google Patents

Abstract

The utility model belongs to the technical field of indoor climate regulation and control, in particular to a double-compressor type multi-connected indoor climate regulation and control system, which comprises a cold and heat source module, a fresh air processing module and a fourth heat exchanger; the cold and heat source module comprises two subsystems, the fresh air processing module comprises a first heat exchanger, the fresh air processing module is provided with more than two subsystems, the first heat exchangers of the fresh air processing modules are connected with one subsystem through pipelines, the first heat exchangers of the fresh air processing modules are arranged in parallel, and the fourth heat exchanger is connected with the other subsystem through a pipeline. The subsystem connected with the fresh air processing module and the subsystem connected with the fourth heat exchanger are integrated in the same cold and heat source module, so that the installation and maintenance are convenient, the installation space and time are saved, under the working condition that the cold and heat source requirements of fresh air processing and indoor temperature regulation are opposite, the fresh air processing module and the indoor temperature regulation terminal can work independently, more working modes can be applied, and the use flexibility is higher.

Description

Double-compressor type multi-connected indoor climate regulation and control system

Technical Field

The utility model belongs to the technical field of indoor climate regulation and control, specifically relate to a two compressor type multiple connection formula indoor climate regulation and control systems.

Background

The existing household radiation heating and cooling adopts temperature and humidity independent control, the indoor temperature is controlled by a capillary tube or a radiation plate laid indoors, as a single humidity-adjusting fresh air unit in the existing system is generally provided with a cold and heat source device correspondingly, in order to reduce the installation of the cold and heat source device, the indoor fresh air processing is realized by the humidity-adjusting fresh air unit to process fresh air in a centralized way, and then the humidified fresh air is sent into each room through a corresponding air pipe, so as to achieve the purpose of controlling the indoor humidity. Meanwhile, in the prior art, the cold and heat source equipment provided by the humidifying fresh air handling unit and the cold and heat source equipment provided by indoor temperature regulation are generally independent, so that the two cold and heat source equipment need to be installed respectively during installation, the occupied space is large, and the installation is complicated and time-consuming.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a convenient, the use can be opened simultaneously to each room or regional new trend module of installation maintenance, also can independently use, reduces the operation energy consumption, realizes the two compressor type multiple indoor climate regulation and control systems of energy-conserving operation.

The utility model comprises a cold and heat source module, a fresh air processing module and a fourth heat exchanger for connecting the indoor temperature adjusting terminal; the fresh air processing module comprises more than two subsystems, the fresh air processing module comprises a first heat exchanger, the number of the fresh air processing modules is more than two, the first heat exchangers of the more than two fresh air processing modules are connected with one subsystem through pipelines, the first heat exchangers of the more than two fresh air processing modules are arranged in parallel, and the fourth heat exchanger is connected with the other subsystem through a pipeline.

Furthermore, the subsystems comprise a four-way valve, a compressor and a third heat exchanger which are connected through pipelines, the compressors of the two subsystems are mutually independent, or the compressors of the two subsystems are connected in parallel through pipelines.

Furthermore, the third heat exchangers of the two subsystems are arranged independently or in superposition.

Furthermore, the cold and heat source module further comprises a heat dissipation fan, wherein the heat dissipation fan and the third heat exchangers of the two subsystems are arranged in a one-to-one manner, or the third heat exchangers of the two subsystems share the heat dissipation fan.

Furthermore, the fresh air processing module also comprises a reheating recooling unit.

Furthermore, the reheating sub-cooling unit is a second heat exchanger, the second heat exchanger is connected with the first heat exchanger through a pipeline, the second heat exchanger and a third heat exchanger are connected in series or in parallel, a second expansion valve is arranged on a pipeline of the third heat exchanger connected with the first heat exchanger, a first expansion valve is arranged on a pipeline of the second heat exchanger connected with the first heat exchanger, and the first expansion valve and the second expansion valve are arranged in parallel.

Furthermore, the reheating and sub-cooling unit is an air mixing assembly, and a first expansion valve and/or a second expansion valve are/is arranged on a pipeline of the first heat exchanger connected with the third heat exchanger.

Furthermore, the reheat sub-cooling unit comprises an electric heater, and a first expansion valve and/or a second expansion valve are/is arranged on a pipeline of the first heat exchanger and the third heat exchanger.

Furthermore, the heat pump system also comprises a hot water tank, wherein a sixth heat exchanger is arranged in the hot water tank, and the sixth heat exchanger is connected in parallel on a pipeline of the four-way valve connected with the compressor.

Furthermore, the system also comprises more than two indoor temperature-adjusting tail ends, wherein the more than two indoor temperature-adjusting tail ends are connected with the fourth heat exchanger through pipelines, and the more than two indoor temperature-adjusting tail ends are arranged in parallel.

The beneficial effects of the utility model are that, to connect the subsystem of fresh air treatment module and the subsystem of connecting the fourth heat exchanger, integrated in same cold and heat source module, one set of casing of two above-mentioned subsystems sharing promptly, for the mode that two subsystems separately set up, the utility model discloses it is more convenient to install, can save installation space and installation time to it is also more convenient to maintain. The first heat exchangers in the more than two fresh air processing modules are arranged in parallel and share one subsystem, air pipes are not required to be arranged across rooms during installation for air supply, the fresh air processing modules can be distributed and arranged in the rooms or areas, the fresh air processing modules in the rooms or areas can be started and used simultaneously, the fresh air processing modules can be used independently, the operation energy consumption is reduced, and energy-saving operation is realized.

The utility model discloses the refrigerant return circuit of handling the new trend is independent with the refrigerant return circuit of the indoor temperature of processing, for example under the condition that needs dehumidification and heating in transition season, under the cold and hot source demand opposite operating mode that the new trend was handled and was adjusted the temperature indoor promptly, but new trend processing module and indoor terminal autonomous working that adjusts the temperature carry out the dehumidification of new trend and indoor heating respectively, for the mode of a subsystem of new trend processing module and fourth heat exchanger sharing, the utility model discloses the mode that can be suitable for is more, and the flexibility of using is higher.

Drawings

Fig. 1 is a schematic diagram of the first arrangement mode of the present invention during heating.

Fig. 2 is a schematic diagram of the first arrangement mode of the present invention during refrigeration and dehumidification.

Fig. 3 is a schematic diagram of a second arrangement of the present invention.

Fig. 4 is a schematic diagram of the third mode of the present invention.

Fig. 5 is a schematic diagram of the third arrangement mode of the present invention during refrigeration and dehumidification.

Fig. 6 is a schematic diagram of the fourth mode of the present invention.

Fig. 7 is a schematic diagram of the fourth mode of the present invention during refrigeration and dehumidification.

Fig. 8 is a schematic diagram of a fifth arrangement of the present invention.

Fig. 9 is a schematic diagram of a sixth arrangement of the present invention.

Fig. 10 is a schematic view of a seventh arrangement of the present invention.

In the figure, 1-the filtration module; 2-a first heat exchanger; 3-a reheat recooling unit; 4-a humidifying component; 5-a sterilization component; 6-fresh air fan; 7-a first expansion valve; 8-a second expansion valve; a 9-four-way valve; 10-a compressor; 11-a third heat exchanger; 12-a heat dissipation fan; 13-a third expansion valve; 14-a fourth heat exchanger; 15-indoor temperature regulation terminal; 16-a hot water tank; 17-a sixth heat exchanger; 100-cold heat source module; 101-a subsystem; 200-fresh air processing module.

Detailed Description

As shown in fig. 1-10, the present invention includes a cold/heat source module 100, a fresh air processing module 200, and a fourth heat exchanger 14; the fresh air processing module 200 is used for carrying out humidity and temperature adjustment processing on fresh air, the fourth heat exchanger 14 is used for being connected with the indoor temperature adjustment terminal 15 and providing cold or heat for the indoor temperature adjustment terminal 15 so as to adjust the indoor temperature, and preferably, the fourth heat exchanger 14 is a plate heat exchanger. The cold and heat source module 100 comprises two subsystems 101, the fresh air processing module 200 comprises a first heat exchanger 2, in the heating mode, the first heat exchanger 2 is used as a condenser and used for emitting heat to heat fresh air entering the fresh air processing module 200, in the cooling and dehumidifying mode, the first heat exchanger 2 is used as an evaporator and used for absorbing the fresh air heat to condense, refrigerate and dehumidify the fresh air, the fresh air processing module 200 is provided with more than two, the first heat exchangers 2 of the more than two fresh air processing modules 200 are connected with the same subsystem 101 through pipelines to form a refrigerant loop for processing the fresh air, and the first heat exchangers 2 of the more than two fresh air processing modules 200 are arranged in parallel. The fourth heat exchanger 14 is connected with another subsystem 101 through a pipeline to form a refrigerant loop for treating the indoor temperature by using cold and hot water.

The utility model discloses to connect the subsystem of fresh air processing module 200 and the subsystem of connecting fourth heat exchanger 14, integrated in same cold and hot source module 100, two above-mentioned subsystems share one set of casing promptly, for the separately mode that sets up of two subsystems, the utility model discloses it is more convenient to install, can save installation space and installation time to it is also more convenient to maintain. The first heat exchangers in more than two fresh air processing modules 200 are arranged in parallel, share one subsystem 101, air pipes for air supply do not need to be arranged across rooms or across regions during installation, the fresh air processing modules 200 can be distributed in the rooms or the regions, the fresh air processing modules 200 in the rooms or the regions can be simultaneously started and used, the fresh air processing modules can also be independently used, the operation energy consumption is reduced, and the energy-saving operation is realized.

The utility model discloses the refrigerant return circuit of handling the new trend is independent with the refrigerant return circuit that utilizes cold and hot water indoor temperature of processing, for example under the condition that transition season needs dehumidification and heating, under the cold and hot source demand opposite operating mode that new trend was handled and indoor temperature regulation promptly, but new trend processing module 200 and indoor terminal 15 autonomous working that adjusts the temperature carry out the dehumidification of new trend and indoor heating respectively, for the mode of new trend processing module 200 and the 14 sharing subsystems of fourth heat exchanger, the utility model discloses the mode that can be suitable for is more, and the flexibility of using is higher.

The subsystem 101 comprises a four-way valve 9, a compressor 10 and a third heat exchanger 11, wherein the compressor 10 is connected with the four-way valve 9 through a pipeline, the four-way valve 9 is connected with the third heat exchanger 11 through a pipeline, and the third heat exchanger 11 is connected with the first heat exchanger 2 through a pipeline. In the heating mode, the third heat exchanger 11 functions as an evaporator, and in the cooling and dehumidifying mode, the third heat exchanger 2 functions as a condenser.

In the first embodiment of the present invention, as shown in fig. 1 to 3, the compressors 10 of the two subsystems 101 are independent of each other, and the circulation loops of the refrigerant are independent, so as to reduce the complexity of the pipeline connection.

In the second embodiment of the present invention, as shown in fig. 4 and 5, the compressors 10 of the two subsystems 101 are connected in parallel through a pipeline. In the second embodiment, the refrigerants returning from the fresh air processing module 200 and the fourth heat exchanger 14 respectively flow together after passing through the corresponding four-way valve 9, and then respectively flow into the two compressors 10, and the refrigerants flowing out of the two compressors 10 flow together, and then respectively flow out of the two four-way valves 9. In the second embodiment, the two compressors 10 are arranged in parallel, the refrigerants of the two subsystems 101 are shared, but the refrigerant circuits of the two subsystems 101 can still independently operate, only one of the compressors 10 can be turned on to operate in a small load state, and the two compressors 10 can be turned on to operate simultaneously in a large load state, so that the matching degree of the system operation power and the load is higher.

Based on the two embodiments, the cold and heat source module 100 further includes a heat dissipation fan 12, and the heat dissipation fan 12 is disposed toward the third heat exchangers 11 of the two subsystems 101, and is configured to take away heat or cold emitted by the third heat exchangers 11.

In the third embodiment of the present invention, two third heat exchangers 11 are respectively provided with a heat dissipation fan 12, that is, as shown in fig. 1 to 3, the heat dissipation fan 12 is arranged in one-to-one correspondence with the third heat exchangers 11 of the two subsystems 101. In this embodiment, the two third heat exchangers 11 may be on the same side or on different sides, and the positions of the third heat exchangers 11 are more flexibly set.

And in the fourth embodiment of the present invention, as shown in fig. 4 and 5, two of the third heat exchangers 11 of the subsystems 101 are arranged in an overlapped manner, for example, in a left-right overlapped manner, or in an up-down overlapped manner, and the cooling fan 12 faces the third heat exchangers 11 of the two subsystems 101 at the same time. In this embodiment, since the heat dissipation fan 12 in the system simultaneously performs heat dissipation of the two subsystems 101, the area of the third heat exchanger 11 can be made larger, the heat dissipation area can be enlarged, and the energy efficiency can be improved. Under the working condition with opposite cold and heat source requirements, for example, under the condition that fresh air is required to be dehumidified and the indoor temperature regulation terminal 15 is required to supply heat in a transition season, in the subsystem 101 connected with the fresh air processing module 200, the first heat exchanger 2 is used as an evaporator, the third heat exchanger 11 is used as a condenser, and heat is required to be discharged, and in the subsystem 101 connected with the fourth heat exchanger 14, the third heat exchanger 11 is used as an evaporator, and heat is required to be absorbed. In the fourth embodiment, because the third heat exchangers 11 of the two subsystems 101 are arranged in an overlapped manner, the heat discharged by fresh air dehumidification can be heated and recovered by indoor temperature regulation under the working conditions, and the energy efficiency is improved.

The utility model discloses an in the fifth embodiment, as shown in fig. 1-3, do not set up reheat sub-cooling unit 5 in the fresh air processing module 200, under the dehumidification mode, the fresh air after 2 condensation dehumidifications of first heat exchanger is direct or through humidification subassembly 4, disinfect after subassembly 5 send into indoorly, under the mode of heating, the fresh air after 2 heats of first heat exchanger directly sends into indoorly.

In the sixth, seventh, eighth and ninth embodiments of the present invention, the fresh air processing module 200 further includes a reheat sub-cooling unit 3. The reheating and recooling unit 3 is arranged between the air outlets of the first heat exchanger 2 and the fresh air processing module 200 and used for reheating or recooling the fresh air processed by the first heat exchanger 2 to adjust the temperature of the air outlet, specifically, in a dehumidification mode, the reheating and recooling unit 3 can reheat the low-temperature fresh air condensed and dehumidified by the first heat exchanger 2 to improve the temperature of the fresh air, and in the heating mode, especially before entering winter or before entering spring transition season in winter, if the air heated by the first heat exchanger 2 exceeds a preset temperature or an appropriate temperature, the reheating and recooling unit 3 can recool the fresh air to reduce the temperature of the fresh air, so that the temperature of the fresh air is in an appropriate range, the temperature of the fresh air entering the room is prevented from being too low and too high, and the indoor comfort level is improved. Consequently, reheating recooling unit 3's setting can carry out the secondary to the new trend temperature and adjust, and the control of new trend temperature is more accurate, and it is littleer to send into indoor new trend temperature error range, and the comfort level is higher.

The utility model discloses an in embodiment six, as shown in fig. 6 and 7, reheat sub-cooling unit 3 is the second heat exchanger, and the second heat exchanger passes through the pipeline to be connected with first heat exchanger 2, and the second heat exchanger is established ties with third heat exchanger 11, and the pipeline that subsystem 101 and new trend processing module 200 are connected this moment is two, and the mode that should establish ties the setting connects used pipeline still less, shorter, and the connection of pipeline is convenient succinct more, easy to maintain.

In the seventh embodiment of the present invention, as shown in fig. 4 and 5, the reheat sub-cooling unit 3 is a second heat exchanger, the second heat exchanger is connected to the first heat exchanger 2 through a pipeline, the second heat exchanger is connected in parallel to the third heat exchanger 11, and the pipelines connected to the subsystem 101 and the fresh air processing module 200 are three (low-temperature gas pipe, liquid pipe, and high-temperature gas pipe of the refrigerant pipeline). This mode of parallelly connected setting uses the second heat exchanger to reheat when adjusting the temperature under the refrigeration dehumidification mode, and the refrigerant can directly get into the second heat exchanger and use after 9 flows of cross valves, need not to pass through third heat exchanger 11, and the reheat adjusts the temperature more convenient accuracy.

In the sixth and seventh embodiments, the third heat exchanger 11 is provided with a second expansion valve 8 on the pipeline connecting the first heat exchanger 2, the first expansion valve 7 is provided on the pipeline connecting the second heat exchanger 2, the first expansion valve 7 and the second expansion valve 8 are arranged in parallel, and the first expansion valve 7 and the second expansion valve 8 are used for throttling the refrigerant passing through the corresponding pipelines to make the refrigerant reach the target state.

In the cooling mode, the first heat exchanger 2 is used as an evaporator, the third heat exchanger 11 is used as a condenser, as shown in fig. 5 and 7, the refrigerant output by the compressor 10 enters the third heat exchanger 11 for heat dissipation after passing through the four-way valve 9, a part of the refrigerant flowing out of the third heat exchanger 11 enters the first heat exchanger 2 for heat absorption after passing through the second expansion valve 8 for throttling, the fresh air is cooled and dehumidified, and the other part of the refrigerant directly enters the second heat exchanger for reheating and temperature adjustment of the condensed and dehumidified fresh air. The temperature of second heat exchanger accessible recovery heat of condensation improves the new trend after first heat exchanger 2 cooling dehumidification promptly, carries out reheat temperature regulation to the new trend after the condensation dehumidification, reduces the selection of other heating accessories, has reduced the manufacturing cost and the energy consumption of system. And under the mode of heating, when needing to carry out sub-cooling, the refrigerant that flows out through first heat exchanger 2 can flow into the second heat exchanger after passing through 7 throttles of first expansion valve, carries out sub-cooling thermoregulation to the new trend. The second heat exchanger can be used for carrying out the reheat thermoregulation to the new trend under the dehumidification mode promptly, can carry out the subcooling thermoregulation to the new trend after the heating again in transition season.

The embodiment of the utility model provides an eight, as shown in fig. 8, reheat recooling unit 3 is for mixing the wind subassembly, mixes the wind subassembly and includes return air entry and the blast gate of setting on the return air entry, and this mixes the wind subassembly and is used for introducing indoor return air and mixes through the new trend after 2 condensation dehumidification of first heat exchanger or heating to play the effect that adjusts the temperature. Specifically, in a summer dehumidification mode, the indoor temperature is higher than the temperature of the fresh air subjected to condensation dehumidification by the first heat exchanger 2, after the fresh air is subjected to condensation dehumidification by the first heat exchanger 2, the air mixing component introduces indoor return air to be mixed with the dehumidified fresh air, and the fresh air is sent out after the temperature of the fresh air is increased; and under winter heating mode, especially in transition season, the indoor temperature is less than the temperature after the first heat exchanger 2 heats, after the new trend is heated by first heat exchanger 2, if the new trend temperature is higher than preset temperature, open the blast gate, introduce indoor return air and mix with the new trend, send out after reducing the new trend temperature.

The embodiment of the utility model provides an in nine, as shown in FIG. 9, reheat recooling unit 3 includes electric heater, and electric heater is used for under the dehumidification mode, carries out reheat to the new trend after the condensation dehumidification. When the heat is reheated, the fresh air is directly electrified to be heated, and the complexity of a connecting pipeline between the subsystem 101 and the fresh air processing module 200 can be reduced. In the ninth embodiment, the reheat and sub-cooling unit 3 further includes a refrigeration unit, such as a fifth heat exchanger connected to another external cold source, for performing sub-cooling and temperature adjustment processing on fresh air in the heating mode.

Based on the eighth and ninth embodiments, in the first embodiment, only one expansion valve is provided on the pipeline connecting the first heat exchanger 2 and the third heat exchanger 11, that is, only one of the first expansion valve 7 and the second expansion valve 8 is provided on the pipeline connecting the first heat exchanger 2 and the third heat exchanger 11.

Based on the eighth embodiment and the ninth embodiment, in the second embodiment, the first expansion valve 7 and the second expansion valve 8 are sequentially disposed on the pipeline connecting the first heat exchanger 2 and the third heat exchanger 11, the first expansion valve 7 is disposed on the side of the pipeline close to the first heat exchanger 2, the first check valve is disposed in parallel on the first expansion valve 7, the second expansion valve 8 is disposed on the side of the pipeline close to the third heat exchanger 11, the second check valve is disposed in parallel on the second expansion valve 8, the flow directions of the first check valve and the second check valve are opposite, and the first expansion valve 7 and the second expansion valve 8 are alternatively used. For example, in the heating mode, the first heat exchanger 2 is used as a condenser, and the third heat exchanger 11 is used as an evaporator, and at this time, the first expansion valve 7 adjacent to the first heat exchanger 2 is closed, and the second expansion valve 8 adjacent to the third heat exchanger 11 is opened. In the cooling and dehumidifying mode, the first heat exchanger 2 is used as an evaporator, the third heat exchanger 11 is used as a condenser, and at this time, the first expansion valve 7 adjacent to the first heat exchanger 2 is opened, and the second expansion valve 8 adjacent to the third heat exchanger 11 is closed. The refrigerant from the condenser is throttled back into the evaporator as it flows along the line to a point near the evaporator. The influence of the refrigerant on the pipeline is reduced, namely, the energy loss caused by the flash of the refrigerant in the pipeline is prevented.

The utility model discloses still include third expansion valve 13, third expansion valve 13 sets up on the pipeline that fourth heat exchanger 14 is connected to third heat exchanger 11, and third expansion valve 13 is used for throttling the refrigerant that flows to fourth heat exchanger 14, makes the refrigerant reach the target state. And the flow rate of the refrigerant can be controlled by adjusting the opening degree of the third expansion valve 13, thereby adjusting the heat and cold emitted by the fourth heat exchanger 14. The air outlet of the fresh air processing module 200 is provided with a fresh air fan 6, and the fresh air fan 6 is used for introducing fresh air from the outdoor into the fresh air processing module 200 for processing and then delivering the fresh air to the indoor.

The utility model discloses an in the embodiment ten, the compressor 10 based on two subsystems 101 is independent, or under the parallel mode of setting of the compressor of two subsystems 101, as shown in fig. 10, the utility model discloses still include hot-water tank 16, be provided with sixth heat exchanger 17 in the hot-water tank 16, sixth heat exchanger 17 connects in parallel on the pipeline that cross valve 9 is connected to compressor 10, and sixth heat exchanger 17 specifically connects in parallel on the pipeline that the refrigerant flowed from compressor 10 towards cross valve 9. As shown in fig. 10, a pipeline connecting the four-way valve 9 to the compressor 10 and a pipeline connecting the sixth heat exchanger 17 are respectively provided with a control valve, and the two control valves are connected in parallel and used for respectively controlling the circulation of the refrigerant in the corresponding pipelines. When a control valve on a pipeline of the sixth heat exchanger 17 is opened, high-temperature and high-pressure refrigerant flowing out of the compressor 10 enters the sixth heat exchanger 17 along the arrow direction shown in fig. 10 to exchange heat with water in the hot water tank 16, the refrigerant after heat exchange flows out of the sixth heat exchanger 17 again, and is converged with the rest high-temperature and high-pressure refrigerant flowing out of the compressor 10 and then flows to the four-way valve 9, so that exhaust heat of the compressor 10 is recovered and is applied to heating of domestic hot water, and three purposes of one machine are achieved.

The indoor temperature adjusting terminal 15 is a capillary network, a radiation plate or a fan coil, preferably a capillary network, and a water pump is arranged on a pipeline connecting the capillary network and the fourth heat exchanger 14 and used for controlling the water path circulation. The utility model discloses an in the embodiment eleven, as shown in fig. 1-10, the utility model discloses an indoor terminal 15 that adjusts the temperature more than two is installed respectively in each room or each region to adjust the temperature to individual room or each region, indoor terminal 15 that adjusts the temperature more than two all is connected with fourth heat exchanger 14 through the pipeline, and the terminal 15 parallelly connected setting that adjusts the temperature more than two, makes each indoor terminal 15 that adjusts the temperature can the independent utility, also can use simultaneously.

The present invention further provides an embodiment twelfth, wherein the embodiment twelfth is based on any one of the implementation manners of the first to eleventh above-mentioned embodiments, in the twelfth embodiment, the subsystems 101 connected to the fourth heat exchanger 14 are all disposed in the cold and heat source module 100, that is, the fourth heat exchanger 14 is integrated in the cold and heat source module 100, and the fourth heat exchanger 14 is installed in a place with good ventilation, such as outdoors, along with the cold and heat source module 100.

The utility model discloses still provide the embodiment thirteen, embodiment thirteen is based on any implementation of above-mentioned embodiment one to eleven, and in this embodiment thirteen, fourth heat exchanger 14 independently sets up, and it can install indoor, also can install outdoor.

As shown in figures 1-10, the utility model discloses still include filtering component 1, filtering component 1 is including the four layers filter screen that sets gradually, can carry out effective filtration to new trend or return air, provides clean air. The utility model discloses still including the subassembly 5 that disinfects, the subassembly 5 that disinfects sets up between reheat recooling unit 3 and fresh air processing module 200 air outlets for to the new trend carry out bacterial treatment, provide cleaner new trend, the preferred subassembly 5 that disinfects is ultraviolet lamp + photocatalyst combination.

As shown in fig. 1-10, the utility model discloses still include humidification subassembly 4, humidification subassembly 4 sets up between reheating recooling unit 3 and the fresh air processing module 200 air outlet to be located reheating recooling unit 3 and disinfect between the subassembly 5, humidification subassembly 4 can be the wet film humidifier, is used for carrying out the humidifying to the new trend after reheating. The utility model discloses still include the controller, the controller adopts industrial control level singlechip chip, humidification subassembly 4, sterilization subassembly 5, new trend fan 6, first expansion valve 7, second expansion valve 8, cross valve 9, compressor 10, cooling fan 12 and third expansion valve 13 all with controller electrical connection, coordinate the work through the controller.

Claims (10)

1. A double-compressor type multi-connected indoor climate regulation system is characterized by comprising a cold and heat source module (100), a fresh air processing module (200) and a fourth heat exchanger (14) used for connecting an indoor temperature regulation tail end; the cold and heat source module (100) comprises two subsystems (101), the fresh air processing module (200) comprises first heat exchangers (2), the fresh air processing module (200) is provided with more than two, the first heat exchangers (2) of the more than two fresh air processing modules (200) are connected with one subsystem (101) through pipelines, the first heat exchangers (2) of the more than two fresh air processing modules (200) are arranged in parallel, and the fourth heat exchanger (14) is connected with the other subsystem (101) through pipelines.

2. The dual-compressor multiple indoor climate control system according to claim 1, wherein the sub-systems (101) comprise a four-way valve (9), a compressor (10) and a third heat exchanger (11) connected by a pipeline, the compressors (10) of the two sub-systems (101) are independent of each other, or the compressors (10) of the two sub-systems (101) are connected in parallel by a pipeline.

3. The dual-compressor multiple indoor climate control system according to claim 2, wherein the third heat exchangers (11) of the two subsystems (101) are arranged independently or in superposition.

4. The dual-compressor type multi-connected indoor climate control system according to claim 2 or 3, wherein the cold and heat source module (100) further comprises a heat dissipation fan (12), the heat dissipation fan (12) is disposed in one-to-one correspondence with the third heat exchangers (11) of the two subsystems (101), or the heat dissipation fan (12) is shared by the third heat exchangers (11) of the two subsystems (101).

5. The dual compressor type multi-connected indoor climate control system according to claim 2 or 3, wherein the fresh air processing module (200) further comprises a reheat sub-cooling unit (3).

6. The dual-compressor type multi-connected indoor climate control system according to claim 5, wherein the reheat and sub-cooling unit (3) is a second heat exchanger, the second heat exchanger is connected with the first heat exchanger (2) through a pipeline, the second heat exchanger and a third heat exchanger (11) are connected in series or in parallel, a second expansion valve (8) is arranged on the pipeline of the third heat exchanger (11) connected with the first heat exchanger (2), a first expansion valve (7) is arranged on the pipeline of the second heat exchanger connected with the first heat exchanger (2), and the first expansion valve (7) and the second expansion valve (8) are arranged in parallel.

7. The dual-compressor type multi-connected indoor climate control system according to claim 5, wherein the reheat and sub-cooling unit (3) is a mixed air component, and a first expansion valve (7) and/or a second expansion valve (8) is/are disposed on a pipeline connecting the first heat exchanger (2) and the third heat exchanger (11).

8. The dual-compressor type multi-connected indoor climate control system according to claim 5, wherein the reheat and sub-cooling unit (3) comprises an electric heater, and a first expansion valve (7) and/or a second expansion valve (8) is provided on a pipeline connecting the first heat exchanger (2) and the third heat exchanger (11).

9. A dual-compressor multi-connected indoor climate control system according to any of claims 2, 3, 6-8, further comprising a hot water tank (16), wherein a sixth heat exchanger (17) is disposed in the hot water tank (16), and the sixth heat exchanger (17) is connected in parallel to a pipeline of the compressor (10) connected to the four-way valve (9).

10. The dual-compressor type multi-connected indoor climate control system according to any of claims 1 to 3 and 6 to 8, further comprising more than two indoor temperature adjusting terminals, wherein the more than two indoor temperature adjusting terminals are connected to the fourth heat exchanger (14) through a pipeline, and the more than two indoor temperature adjusting terminals are arranged in parallel.

Images