CN112539488A - Capillary tube radiation double-cold-source total-heat fresh air dehumidification air conditioning all-in-one machine set - Google Patents

Abstract

The utility model provides a two cold sources of capillary radiation total heat new trend dehumidification air conditioner all-in-one unit, includes: the shell is provided with a fresh air inlet, a first air return inlet, a second air return inlet, an air supply outlet, an air outlet and a cold and hot water inlet and outlet; a heat exchange system and a refrigeration and dehumidification system which are mutually matched are arranged in the shell, and the heat exchange system comprises a blower, an intermediate-efficiency filter screen, a heat recovery core, an air return valve, an exhaust fan, a primary-efficiency filter screen, a fresh air valve and a fresh air valve which are mutually matched; the blower is arranged at the front part of the shell; the refrigeration and dehumidification system adopts double-cold-source refrigeration and comprises a compressor, an evaporator, a surface cooler, a regenerative condenser, a heat dissipation condenser, a two-way electric regulating valve, an electronic expansion valve A, an electronic expansion valve B, a one-way valve, a filter C, a filter D, a capillary tube, a pressure sensor and an electromagnetic valve which are matched with each other; the refrigeration system adopts double cold sources for refrigeration, and has a primary precooling and dehumidifying function, so that the dehumidifying effect is more obvious and the energy is more saved; and the problem that the rear negative pressure drainage of the fan is difficult is solved, and the structure is more reasonable.

Description

Capillary tube radiation double-cold-source total-heat fresh air dehumidification air conditioning all-in-one machine set

The technical field is as follows:

the invention belongs to the field of fresh air conditioners, and relates to a capillary tube radiation double-cold-source total-heat fresh air dehumidification air conditioner integrated machine set.

Background art:

the prior art single-flow fresh air dehumidifying unit is shown in fig. 8 and 9. The original uniflow fresh air dehumidifying unit has no heat exchange function and only has a dehumidifying function.

The ventilation system is shown in fig. 8: the principle is as follows: a dehumidification mode: when the environment humidity sensor detects that the environment humidity is too high, the air feeder is started, and the compressor is started; indoor return air (humid air) and outdoor fresh air are filtered and purified by the primary filter screen and the efficient filter screen and then are sent into the room by the air feeder, so that the indoor required effect is achieved. When the environment humidity probe detects that the environment humidity reaches a certain set range of a set value, the compressor is automatically closed and stops working; the dehumidified condenser water is discharged out of the room through a water pipe; at the moment, the fan is continuously started, and the function of introducing fresh air is achieved.

The refrigeration system is shown in fig. 9: the principle is as follows: when the humidity sensor detects that the humidity is high, the compressor is started, the low-temperature and low-pressure refrigerant returning to the compressor is compressed by the compressor and then becomes high-temperature and high-pressure gaseous refrigerant, the low-temperature and low-pressure gaseous refrigerant flows through the condenser and is cooled and condensed into medium-temperature and high-pressure liquid refrigerant through the fan, the low-temperature and low-pressure gaseous refrigerant flows through the capillary tube, is throttled and reduced in pressure and then becomes low-temperature and low-pressure gaseous mixture, the low-temperature and low-pressure gaseous refrigerant flows through the evaporator and is cooled and evaporated by the fan and then returns to the compressor, so that.

The existing uniflow fresh air dehumidifying unit has no heat exchange function and only has a dehumidifying function; the device has no primary precooling dehumidification function and only has a secondary deep dehumidification function. And the blower is arranged near the air supply outlet, and the rear negative pressure drainage of the blower is difficult and the structure is unreasonable.

The invention content is as follows:

aiming at the defects in the prior art, the invention provides a capillary tube radiation double-cold-source total-heat fresh air dehumidification air-conditioning all-in-one machine set, which combines the functions of the original heat exchange fresh air fan set and the original one-way flow fresh air dehumidification machine set, has the functions of heat exchange of fresh air and exhaust air, dehumidification, refrigeration and heating, and belongs to a multifunctional all-in-one machine; the system has the advantages that the system has a primary precooling and dehumidifying function, so that the dehumidifying effect is more obvious, the energy is saved, and the life quality of people is improved; and the problem that the rear negative pressure drainage of the fan is difficult is solved, and the structure is more reasonable.

In order to achieve the purpose, the technical scheme of the invention is as follows:

the utility model provides a two cold sources of capillary radiation total heat new trend dehumidification air conditioner all-in-one unit, includes: the shell is provided with a fresh air inlet, a first air return inlet, a second air return inlet, an air supply outlet, an air outlet and a cold and hot water inlet and outlet; a heat exchange system and a refrigeration and dehumidification system which are matched with each other are arranged in the shell, the heat exchange system comprises a heat exchange system which is matched with each other and comprises a blower, a high-efficiency filter screen, a medium-efficiency filter screen, a heat recovery core, an air return valve, an exhaust fan, a primary filter screen and a fresh air valve which are matched with each other; the blower is arranged at the front part of the shell; the refrigeration and dehumidification system adopts double-cold-source refrigeration and comprises a compressor, an evaporator, a surface cooler, a regenerative condenser, a heat dissipation condenser, a two-way electric regulating valve, an electronic expansion valve A, an electronic expansion valve B, a one-way valve, a filter C, a filter D, a capillary tube, a pressure sensor and an electromagnetic valve which are matched with each other; the heat exchange system and the refrigeration and dehumidification system are matched to realize a fresh air mode, a fresh air dehumidification mode, an internal circulation heating mode and an internal circulation refrigeration mode.

Further, the new trend mode: the fresh air valve is opened, the return air valve is closed, the air feeder is opened, the exhaust fan is opened, outdoor fresh air and indoor return air respectively pass through a fresh air inlet and a return air inlet I, then respectively pass through the high-efficiency filter screen and the primary filter screen and then are filtered, and simultaneously, heat exchange is carried out through the heat recovery core body, wherein the indoor return air passes through the heat dissipation type condenser and then is discharged outdoors through the exhaust fan, the outdoor fresh air passes through the surface cooler for cooling or heating, and then the outdoor fresh air passes through the evaporator and the heat recovery type condenser and then is sent indoors through the.

Further, the fresh air dehumidification mode is as follows: opening a fresh air valve, closing a return air valve, opening a blower and opening an exhaust fan; the two-way electric regulating valve is opened, and the compressor is opened; the outdoor humid air and the indoor return air respectively pass through the fresh air inlet and the first return air inlet, are respectively filtered by the high-efficiency filter screen and the primary filter screen, and simultaneously undergo heat exchange through the heat recovery core body, wherein the indoor return air is discharged outdoors through the exhaust fan after being radiated by the heat radiation type condenser, and the outdoor humid air is precooled and dehumidified by the surface air cooler, is then deeply dehumidified by the evaporator, is heated by the regenerative type condenser, and is finally sent indoors by the air feeder.

Further, the internal circulation dehumidification mode is as follows: the air feeder is started, the exhaust fan is closed, the fresh air valve is closed, the return air valve is opened, the compressor is opened, and the two-way electric regulating valve is opened; and the indoor humid air passes through the second air return inlet, enters the high-efficiency filter screen through the air return valve, is filtered and purified, is precooled and dehumidified through the surface cooler, is deeply dehumidified through the evaporator, is heated through the regenerative condenser, and is finally sent into the room by the air feeder.

Further, the internal circulation heating mode is as follows: the air feeder is started, the exhaust fan is closed, the fresh air valve is closed, the return air valve is opened, the compressor is closed, and the two-way electric regulating valve is opened; and the cold air in the room passes through the second air return port, enters the high-efficiency filter screen through the air return valve, is filtered and purified, is heated and heated through the surface air cooler, passes through the evaporator and the regenerative condenser, and is finally sent into the room by the air feeder.

Further, the internal circulation refrigeration mode is as follows: the air feeder is started, the exhaust fan is closed, the fresh air valve is closed, the return air valve is opened, the compressor is closed, and the two-way electric regulating valve is opened; and the cold air in the room passes through the second air return port, enters the high-efficiency filter screen through the air return valve, is filtered and purified, is precooled and cooled through the surface cooler, passes through the evaporator and the regenerative condenser, and is finally sent into the room by the blower.

Further, the refrigeration dehumidification system include cooling dehumidification mode and intensification dehumidification mode, cooling dehumidification mode: the compressor is started, the low-temperature low-pressure gaseous refrigerant returning to the compressor is compressed by the compressor and then is changed into a high-temperature high-pressure gaseous refrigerant, the high-temperature high-pressure gaseous refrigerant is changed into a high-pressure medium-temperature liquid refrigerant after being radiated by the heat radiation type condenser, and the high-temperature high-pressure gaseous refrigerant is filtered by the filter C and then is divided into two paths, wherein one; the other path of refrigerant flows through the electronic expansion valve A, is radiated by a regenerative condenser to become high-pressure medium-temperature liquid refrigerant, passes through a one-way valve, converges the two paths of refrigerant, passes through a filter D, flows through the electronic expansion valve B for temperature reduction and throttling, becomes low-temperature low-pressure gas-liquid mixture, enters an evaporator for evaporation to become low-temperature low-pressure gaseous refrigerant, and finally returns to the compressor for repeated circulation; the wet air is precooled and dehumidified by a primary surface cooler, is deeply cooled and dehumidified by a secondary evaporator after the temperature is reduced, and is heated and heated by a regenerative condenser and then is sent into a room to realize the dehumidification effect.

Further, the temperature-raising dehumidification mode: the compressor is started, the low-temperature low-pressure gaseous refrigerant returning to the compressor is compressed by the compressor and then is changed into high-temperature high-pressure gaseous refrigerant, the high-temperature high-pressure gaseous refrigerant is changed into high-pressure medium-pressure liquid refrigerant after being radiated by the heat radiation type condenser, the high-pressure medium-pressure liquid refrigerant is changed into high-pressure medium-temperature liquid refrigerant after being filtered by the filter 1, the high-pressure medium-pressure liquid refrigerant passes through the one-way valve after flowing through the electronic expansion valve A, the high-pressure medium-temperature liquid refrigerant is changed into low-temperature low-pressure gas-liquid refrigerant after being radiated by the heat radiation type condenser; the wet air is precooled and dehumidified by a primary surface cooler, is deeply cooled and dehumidified by a secondary evaporator after the temperature is reduced, and is heated and heated by a regenerative condenser and then is sent into a room to realize the dehumidification effect.

Furthermore, the shell adopts a metal plate as a unit frame, a detachable access door is additionally arranged outside the shell, and internal parts are independently modularized.

Compared with the prior art, the invention combines the functions of the original heat exchange fresh air fan unit and the original one-way flow fresh air dehumidifying unit, has the functions of heat exchange between fresh air and exhaust air and dehumidifying, refrigerating and heating functions, belongs to a multifunctional all-in-one machine, and really realizes multiple purposes of one machine. Two-stage dehumidification is adopted, precooling is carried out firstly, then deep dehumidification is carried out, and humid air is sent out to be air with lower moisture content after entering, so that efficient dehumidification is achieved, and the energy is saved and the speed is increased. The electronic expansion valve is adopted to adjust the flow of the refrigerant, the optimal dehumidification effect is automatically adjusted according to different climatic conditions, the air supply temperature entering the room is ensured, the constant temperature and humidity effect is achieved, and the system is more optimal and more reasonable. Compared with the original one-way flow fresh air dehumidifying unit, the positive pressure drainage is adopted, the problem that the drainage is unsmooth due to the conventional negative pressure drainage is solved, and the drainage is more reasonable and quicker.

Description of the drawings:

the accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a fresh air mode of the present invention;

FIG. 3 is a schematic view of a fresh air dehumidification mode according to the present invention;

FIG. 4 is a schematic diagram of an internal cycle dehumidification mode of the present invention;

FIG. 5 is a schematic view illustrating an internal circulation heating mode according to the present invention;

FIG. 6 is a schematic view of the internal cycle refrigeration mode of the present invention;

FIG. 7 is a schematic view of the dehumidification refrigeration principle of the present invention;

FIG. 8 is a first prior art schematic of the present invention;

FIG. 9 is a diagram of a prior art structure of the present invention.

The specific implementation mode is as follows:

in order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-7, is an embodiment of the present invention.

The utility model provides a two cold sources of capillary radiation total heat new trend dehumidification air conditioner all-in-one unit, includes: the air conditioner comprises a shell 1, wherein a fresh air inlet 11, a return air inlet I12, a return air inlet II 13, an air supply outlet 14, an air outlet 15 and a cold and hot water inlet and outlet 16 are formed in the shell; a heat exchange system 2 and a refrigeration and dehumidification system 3 which are matched with each other are arranged in the shell 1, and the heat exchange system comprises a blower 21, a medium-efficiency filter screen 22, a heat recovery core 23, an air return valve 24, an exhaust fan 25, a primary-efficiency filter screen 26, a fresh air valve 27 and a high-efficiency filter screen 28 which are matched with each other; the blower 21 is arranged at the front part of the shell 1; the refrigeration and dehumidification system 3 is a double-cold-source refrigeration system, and comprises a compressor 301, an evaporator 302, a surface cooler 303, a regenerative condenser 304, a heat-dissipation condenser 305, a two-way electric regulating valve 306, an electronic expansion valve A307, an electronic expansion valve B308, a one-way valve 309, a filter C310, a filter D311, a capillary tube 312, a pressure sensor 313 and an electromagnetic valve 314 which are matched with each other; the heat exchange system 2 and the refrigeration and dehumidification system 3 are matched to realize a fresh air mode, a fresh air dehumidification mode, an internal circulation heating mode and an internal circulation refrigeration mode.

The shell 1 adopts a metal plate as a unit frame, a detachable access door is additionally arranged outside the shell, and internal parts are independently modularized.

The specific working mode is as follows:

functional sections of the ventilation system are shown in figures 2-6

(1) Fresh air mode: when an indoor environment detector detects that the indoor environment quality (PM2.5, VOC, CO2 and the like) is poor, the unit is automatically started, a fresh air valve (electric) is opened, a return air valve is closed, a blower is started, an exhaust fan is started, and the two-way electric control valve is determined to be opened or not according to the indoor temperature. Outdoor new trend and indoor return air respectively through fresh air inlet and return air inlet one, after filtering respectively through new trend high efficiency filter screen and return air primary filter screen again, simultaneously through the heat recovery core, carry out the heat exchange with outdoor new trend of introducing and the indoor return air of exhaust, wherein indoor return air passes through heat dissipation type condenser, and is discharged outdoors through the exhaust fan at last, and outdoor new trend passes through surface cooler cooling or heating, passes through the evaporimeter, backheat type condenser (the compressor is not opened under this mode), is sent into indoor by the forced draught blower at last. When the indoor environment detector detects that the indoor environment quality (PM2.5, VOC, CO2 and the like) reaches a certain range value of a set value, the wind speeds of the fresh air fan and the exhaust fan can be automatically adjusted, and the energy consumption is reduced; the two-way electric regulating valve automatically regulates the opening of the valve according to the indoor temperature condition, so that the indoor temperature is ensured while the indoor fresh air is ensured.

(2) Fresh air dehumidification mode: when an indoor environment quality sensor detects that the indoor environment quality (PM2.5, VOC, CO2 and the like) is poor, the unit is automatically started, and at the moment, a fresh air valve (electric) is opened, a return air valve is closed, a blower is started, and an exhaust fan is started; when the environment humidity sensor detects that the outdoor environment humidity is too high, the two-way electric regulating valve is opened, and the compressor is opened. Outdoor fresh air and indoor return air respectively pass through a fresh air inlet and a return air inlet I, are respectively filtered by a high-efficiency filter screen and a primary filter screen, and simultaneously pass through a heat recovery core body, so that heat exchange is carried out on the introduced outdoor fresh air and the discharged indoor return air, the indoor return air is subjected to heat dissipation by a heat dissipation type condenser, and is finally discharged outdoors by an exhaust fan, the outdoor fresh air (humid air) is subjected to precooling and dehumidification by a surface cooler, is subjected to deep dehumidification by an evaporator, is heated by a regenerative condenser, and is finally sent indoors by a blower, so that the indoor required effect is achieved; when the indoor environment detector detects that the indoor environment quality (PM2.5, VOC, CO2 and the like) reaches a certain range value of a set value, the wind speeds of the air supply fan and the air exhaust fan can be automatically adjusted, and the energy consumption is reduced; the two-way electric regulating valve automatically regulates the opening of the valve according to the indoor temperature condition. And when the ambient humidity probe detects that the outdoor humidity is too low, the compressor is automatically closed to stop working, and the dehumidified condenser water is discharged outdoors through the drain pipe.

(3) An internal circulation dehumidification mode: when the environment humidity sensor detects that the indoor environment humidity is too high, the air feeder is started, the exhaust fan is closed, the fresh air valve is closed, the return air valve is opened, the compressor is opened, and the two-way electric adjusting valve is opened; indoor return air (humid air) passes through the second air return inlet, enters the high-efficiency filter screen through the return air valve, is filtered and purified, is precooled and dehumidified through the surface air cooler (cold water is provided for the surface air cooler from the outside in the mode), is deeply dehumidified through the evaporator, is heated through the regenerative condenser, and is finally sent into the room by the air feeder to achieve the indoor required effect. When the environment humidity probe detects that the indoor environment humidity reaches a certain set range of a set value, the compressor is automatically closed to stop working; and the two-way electric regulating valve automatically regulates the opening of the valve according to the indoor temperature condition. The dehumidified condenser water is discharged to the outside through a drain pipe.

(4) An internal circulation heating mode: when the air conditioner is used in winter, when the environment humidity sensor detects that the indoor environment humidity is low and the indoor temperature is low, the air feeder is started, the exhaust fan is closed, the fresh air valve is closed, the return air valve is opened, the compressor is closed, and the two-way electric adjusting valve is opened; indoor return air (cold air) passes through return air inlet two, gets into high-efficient filter screen filtration purification back through the return air valve again, heats up through the surface cooler (the outside provides the hot water for the surface cooler under this mode), passes through evaporimeter again, backheat type condenser (the compressor is not opened under this mode), is sent into indoor by the forced draught blower at last, and two logical electric control valve is according to indoor temperature condition automatically regulated valve opening size.

(5) Internal circulation refrigeration mode: when the air conditioner is used in summer, when the environment humidity sensor detects that the indoor environment humidity is low and the indoor temperature is high, the air feeder is started, the exhaust fan is closed, the fresh air valve is closed, the return air valve is opened, the compressor is closed, and the two-way electric adjusting valve is opened; indoor return air (cold air) passes through return air inlet 2, gets into high-efficient filter screen filtration purification back through the return air valve again, through the precooling cooling of surface cooler (the outside provides cold water for the surface cooler under this mode), through evaporimeter, backheat type condenser (the compressor is not opened under this mode), is sent into indoor by the forced draught blower at last, and two lead to electrical control valve according to indoor temperature condition automatically regulated valve opening size.

The functional segments of the dehumidification system are shown in fig. 7:

(1) cooling and dehumidifying function

The principle is as follows: when the humidity sensor detects that the humidity is high, after the compressor is started, the low-temperature low-pressure gas refrigerant returning to the compressor is compressed by the compressor and then is changed into high-temperature high-pressure gas refrigerant, the high-temperature high-pressure gas refrigerant is radiated by the heat radiation type condenser and then is changed into high-pressure medium-temperature liquid refrigerant, the high-temperature high-pressure gas refrigerant is filtered by the filter 1 and then is divided into two paths, and one path of the high-temperature high; the other path of refrigerant flows through the electronic expansion valve A, is radiated by the regenerative condenser to become high-pressure medium-temperature liquid refrigerant, passes through the one-way valve, converges the two paths of refrigerant, passes through the filter 2, flows through the electronic expansion valve B for temperature reduction and throttling, becomes low-temperature low-pressure gas-liquid mixture, enters the evaporator for evaporation to become low-temperature low-pressure gaseous refrigerant, and finally returns to the compressor for repeated circulation. The wet air is precooled and dehumidified by a 1-stage surface cooler, is deeply cooled and dehumidified by a 2-stage evaporator after the temperature is reduced, and is heated and heated by a regenerative condenser and then is sent into a room to realize the dehumidification effect. Under the function, the electronic expansion valve A automatically adjusts the flow rate entering the heat dissipation type condenser and the heat recovery type condenser according to the change of the temperature of the air supply, so that the temperature of the air supply entering the room is lower, and the refrigeration of the indoor air conditioner is not influenced. When the pressure sensor detects that the system pressure is higher, the opening degree of the electronic expansion valve A is gradually increased to full opening, and the stability of the refrigerating system is ensured.

(2) Temperature raising and dehumidifying function

The principle is as follows: when the humidity sensor detects that the humidity is high, the compressor is started, the low-temperature low-pressure gaseous refrigerant returning to the compressor is compressed by the compressor and then becomes high-temperature high-pressure gaseous refrigerant, the high-pressure medium-temperature liquid refrigerant is obtained after the heat dissipation of the heat dissipation type condenser, the high-pressure medium-temperature liquid refrigerant is obtained after the high-temperature high-pressure gaseous refrigerant passes through the filter 1 and is filtered, the high-pressure medium-temperature liquid refrigerant passes through the filter 1 and only passes through one path (at the moment, the electromagnetic valve is closed), the high-pressure medium-temperature liquid refrigerant is obtained after the heat dissipation of the heat dissipation type condenser after the high-temperature high-pressure gaseous refrigerant passes through the one-. The wet air is precooled and dehumidified by a 1-stage surface cooler, is deeply cooled and dehumidified by a 2-stage evaporator after the temperature is reduced, and is heated and heated by a regenerative condenser and then is sent into a room to realize the dehumidification effect. Under the function, the electronic expansion valve A automatically adjusts the flow entering the regenerative condenser according to the change of the temperature of the air supply, so that the higher temperature of the air supply entering the room is ensured, and the heating of the indoor air conditioner is not influenced; when the pressure sensor detects that the system pressure is higher, the opening degree of the electronic expansion valve A is gradually increased to full opening, and the stability of the refrigerating system is ensured.

The external structure of the invention adopts sheet metal as a unit frame, a detachable access door is added on the outside, and the independent modular design of internal parts ensures the convenience of unit maintenance.

The functional section comprises a heat exchange functional section and a refrigeration and dehumidification functional section, wherein the heat exchange functional section comprises a blower, an intermediate-efficiency filter screen, a heat recovery core, an air return valve, an exhaust fan, a primary-efficiency filter screen, a fresh air valve and the like; the refrigeration and dehumidification functional section comprises a compressor, an evaporator, a surface cooler, a regenerative condenser, a heat dissipation condenser, a two-way electric regulating valve, an electronic expansion valve A, an electronic expansion valve B, a one-way valve, a filter C, a filter D, a capillary tube, a pressure sensor, an electromagnetic valve and the like. The unit has both fresh air heat recovery function and dehumidification function; belongs to a high-efficiency energy-saving comfortable product. The fresh outdoor air is introduced, the turbid indoor air is discharged, and heat exchange is carried out on indoor and outdoor air heat through the heat recovery core body, so that excessive loss of the discharged indoor air heat is avoided, the heat of the introduced fresh air is improved, an energy-saving effect is achieved, and meanwhile, the compressor can be opened and closed according to the change of indoor and outdoor humidity, so that the indoor humidity is ensured; meanwhile, the air outlet temperature can be automatically adjusted, so that the indoor temperature is ensured; the unit is internally provided with purification filter screens of different grades, so that the indoor cleanliness is ensured.

The invention is provided with a compressor. The fresh air is refrigerated and dehumidified and then heated to a set air outlet temperature through the condensation heat temperature return section. The temperature and the humidity of the air supply are adjustable. The air conditioner can automatically select the mode to operate according to the indoor and outdoor air quality without manual intervention. Full new trend, when return air PM2.5, VOC, CO2 concentration satisfied the air quality requirement, adopt the inner loop air supply automatically, still can be according to the operation mode of return air humiture automatic selection cooling dehumidification, intensification dehumidification, ventilation when the inner loop operation, realize energy-conserving operation. The stepless speed regulating fan meets different required pressures of air pipes in various occasions. A PM2.5, VOC and CO2 sensor is arranged in the indoor air quality detection device, and indoor air quality detection is provided.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (9)

1. a capillary radiation double cold source full-heat fresh air dehumidification and air-conditioning integrated machine unit is characterized in that: comprising: a casing, the casing is provided with a fresh air outlet, a return air outlet, two return air outlets, an air supply outlet, an air outlet and Inlet and outlet of cold and hot water; the shell is provided with a heat exchange system and a refrigeration and dehumidification system that cooperate with each other. , primary filter, fresh air valve; the blower is arranged at the front of the shell; the refrigeration and dehumidification system is dual cold source refrigeration, including a compressor, an evaporator, a surface cooler, a regenerative condenser, and a heat sink. Type condenser, two-way electric regulating valve, electronic expansion valve A, electronic expansion valve B, one-way valve, filter C, filter D, capillary, pressure sensor, solenoid valve; the heat exchange system and refrigeration dehumidification system described Cooperate to realize fresh air mode, fresh air dehumidification mode, internal circulation dehumidification mode, internal circulation heating mode, and internal circulation cooling mode. 2. a kind of capillary radiation double cold source full-heat fresh air dehumidification and air conditioning integrated unit as claimed in claim 1, it is characterized in that: described fresh air mode: fresh air valve is opened, return air valve is closed, blower is opened, exhaust fan is opened , the outdoor fresh air and indoor return air pass through the fresh air outlet and the return air outlet, respectively, and then pass through the high-efficiency filter and the primary filter, respectively, after filtering, and at the same time pass through the heat recovery core for heat exchange. The outdoor fresh air is cooled or heated by the surface cooler, and then sent to the room by the blower after passing through the evaporator and the regenerative condenser. 3. A kind of capillary radiation double cold source full heat fresh air dehumidification and air conditioning integrated unit as claimed in claim 1, it is characterized in that: described fresh air dehumidification mode: fresh air valve is opened, return air valve is closed, blower is opened, exhaust fan is opened Open; the two-way electric control valve is opened, and the compressor is turned on; the outdoor humid air and indoor return air pass through the fresh air outlet and the return air outlet, respectively, and then pass through the high-efficiency filter and the primary filter respectively, and then pass through the heat recovery core for heating. Exchange, in which the indoor return air passes through the cooling condenser to dissipate heat and then is discharged to the outside through the exhaust fan, while the outdoor humid air is pre-cooled and dehumidified by the surface cooler, and then deeply dehumidified by the evaporator, and then heated by the regenerative condenser. Finally, it is sent into the room by the blower. 4. A kind of capillary radiation double cold source full-heat fresh air dehumidification and air conditioning integrated machine unit as claimed in claim 1, it is characterized in that: described internal circulation dehumidification mode: the blower is turned on, the exhaust fan is turned off, the fresh air valve is turned off, and the return air is closed. The valve is turned on, the compressor is turned on, and the two-way electric control valve is turned on; the indoor humid air passes through the return air port 2, and then passes through the return air valve and enters the high-efficiency filter to filter and purify. After that, it is heated by a regenerative condenser, and finally sent to the room by a blower. 5. A kind of capillary radiation double cold source full-heat fresh air dehumidification and air conditioning integrated machine unit as claimed in claim 1, it is characterized in that: described inner circulation heating mode: the blower is turned on, the exhaust fan is turned off, the fresh air valve is turned off, and the return The air valve is opened, the compressor is closed, and the two-way electric control valve is opened; the indoor cold air passes through the return air port 2, and then enters the high-efficiency filter through the return air valve to filter and purify, and then passes through the surface cooler to heat up, and then pass through the evaporator, return air. The thermal condenser is finally sent into the room by the blower. 6. A kind of capillary radiation double cold source full-heat fresh air dehumidification and air conditioning integrated unit as claimed in claim 1, it is characterized in that: described internal circulation refrigeration mode: blower is turned on, exhaust fan is turned off, fresh air valve is turned off, return air The valve is opened, the compressor is closed, and the two-way electric control valve is opened; the indoor cold air passes through the return air port 2, and then enters the high-efficiency filter through the return air valve to filter and purify, and then passes through the surface cooler for pre-cooling and cooling, and then passes through the evaporator and return air. The thermal condenser is finally sent into the room by the blower. 7. A kind of capillary radiation double cold source full-heat fresh air dehumidification and air conditioning integrated machine unit as claimed in claim 1, it is characterized in that: described refrigeration dehumidification system comprises cooling dehumidification mode and heating dehumidification mode, described cooling dehumidification mode : When the compressor is turned on, the low-temperature and low-pressure gaseous refrigerant returning to the compressor becomes a high-temperature and high-pressure gaseous refrigerant after being compressed by the compressor. After filtering, it is divided into two paths, and one path flows through the solenoid valve; the other path flows through the electronic expansion valve A, and then passes through the regenerative condenser to dissipate heat into a high-pressure medium-temperature liquid refrigerant, and then passes through the one-way valve. Filter D, and then flows through the electronic expansion valve B to cool down and throttle into a low-temperature and low-pressure gas-liquid mixture, and then enter the evaporator to evaporate into a low-temperature and low-pressure gaseous refrigerant, and finally return to the compressor, so as to repeat the cycle; The air is pre-cooled and dehumidified by the primary surface cooler, and then cooled and dehumidified by the secondary evaporator after the temperature drops. 8. A kind of capillary radiation double cold source full heat fresh air dehumidification and air conditioning integrated unit as claimed in claim 7, it is characterized in that: described temperature rise and dehumidification mode: compressor is turned on, return to the low temperature and low pressure gaseous refrigeration of compressor After being compressed by the compressor, the refrigerant becomes a high-temperature and high-pressure gaseous refrigerant, and after being dissipated by a heat-dissipating condenser, it becomes a high-pressure medium-temperature liquid refrigerant. The heat dissipation of the regenerative condenser turns into a high-pressure medium-temperature liquid refrigerant, then passes through the check valve, then passes through the filter D, and then flows through the electronic expansion valve B for cooling and throttling, and then becomes a low-temperature and low-pressure gas-liquid refrigerant, and then enters the evaporator. Evaporate into a low-temperature and low-pressure gaseous refrigerant, and finally return to the compressor, and repeat the cycle; the moist air is pre-cooled and dehumidified by the primary surface cooler, and then the temperature is lowered, and then it is deeply cooled and dehumidified by the secondary evaporator, and finally passes through the return air. The thermal condenser is heated and sent into the room to achieve the effect of dehumidification. 9. The capillary radiation double cold source total heat fresh air dehumidification and air conditioning integrated machine unit as claimed in claim 1, characterized in that: the shell adopts sheet metal as the unit frame, a detachable inspection door is added outside, and the interior zero Components are individually modular.

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