CN211551913U - Air conditioning unit based on combination of fluorine pump system and indirect evaporative cooling - Google Patents

Abstract

The utility model discloses an air conditioning unit based on combination of a fluorine pump system and indirect evaporative cooling, which comprises a unit shell, wherein the unit shell is divided into two air channels which are arranged up and down through a partition plate; in the lower air duct: an air inlet and an air outlet are respectively arranged on two opposite side walls of the unit shell, and an indirect evaporative cooling section, an air-cooled condenser and an axial flow fan are sequentially arranged between the air inlet and the air outlet according to the flowing direction of air after entering; a secondary air exhaust outlet is formed in the corresponding partition plate above the indirect evaporative cooling section; in the upper air duct: an evaporator and a fluorine pump are arranged; the evaporator, the fluorine pump and the air-cooled condenser are connected through pipelines to form a closed loop; a secondary air outlet is formed in the top wall of the unit shell corresponding to the upper part of the evaporator; the upper air duct is communicated with the lower air duct through a secondary air exhaust outlet. The unit combines the indirect evaporative cooling unit with the fluorine pump refrigeration technology, increases the available climate condition of the fluorine pump system, and thus achieves the purpose of reducing energy waste.

Description

Air conditioning unit based on fluorine pump system combined with indirect evaporative cooling

technical field

The utility model belongs to the technical field of air-conditioning system equipment, in particular to an air-conditioning unit based on a combination of a fluorine pump system and indirect evaporative cooling.

Background technique

The fluorine pump air conditioner is mainly composed of a fluorine pump, pipeline valves, etc., and can be used in energy-saving air conditioning systems. However, the use of the fluorine pump system is susceptible to the influence of external climatic conditions. Evaporative cooling is a cooling method that uses dry air energy to obtain cold energy through the exchange of heat and moisture between air and water, which caters to the national green, environmentally friendly and sustainable development strategy. In recent years, with the continuous development of evaporative cooling technology, evaporative cooling technology has played a pivotal role in various fields in our country. Therefore, an air-conditioning unit based on the combination of fluorine pump system and indirect evaporative cooling is proposed, so that the primary air after indirect evaporative cooling acts on the evaporator of the fluorine pump system, and the secondary air acts on the air-cooled condenser of the fluorine pump system, increasing the The climatic conditions that the large fluorine pump system can use, and then achieve the purpose of reducing energy waste.

Utility model content

The purpose of this utility model is to provide an air-conditioning unit based on the combination of a fluorine pump system and indirect evaporative cooling. By combining the indirect evaporative cooling unit with the fluorine pump refrigeration technology, the available climate conditions of the fluorine pump system are increased, thereby reducing the purpose of wasting energy.

The technical scheme adopted by the utility model is that the air-conditioning unit based on the combination of the fluorine pump system and the indirect evaporative cooling comprises an organic unit casing, and the unit casing is divided into two air ducts arranged on the upper and lower sides by a partition;

In the lower air duct: the two opposite side walls of the unit shell are respectively provided with an air inlet and an air outlet, and the indirect evaporative cooling section, the air-cooled condenser and the axial flow are arranged between the air inlet and the air outlet according to the flow direction of the air after entering. Fan; the corresponding partition above the indirect evaporative cooling section is provided with a secondary air outlet;

In the upper air duct: an evaporator and a fluorine pump are provided; the evaporator, the fluorine pump and the air-cooled condenser are connected by pipes to form a closed loop; the top wall of the unit casing above the evaporator is provided with a secondary air outlet; the upper air duct It is communicated with the lower air duct through the secondary air outlet.

A one-way valve is arranged on the pipeline connecting the evaporator and the air-cooled condenser.

An exhaust fan is arranged at the secondary air outlet.

The utility model is also characterized in that,

A primary filter is arranged between the air inlet and the indirect evaporative cooling section.

The indirect evaporative cooling section includes a water distributor, a heat exchange tube bundle and a water tank arranged from top to bottom, and the water distributor is connected to the water tank through a circulating water pipe.

A circulating water pump is arranged on the circulating water pipe.

The water distributor includes a water distribution pipe, a plurality of nozzles are arranged on the water distribution pipe, and the water distribution pipe is connected with the circulating water pipe.

The beneficial effects of the present utility model are:

(1) The air-conditioning unit of the present utility model makes secondary air act on the air-cooled condenser to achieve better cooling effect;

(2) The air-conditioning unit of the present utility model only uses evaporative cooling technology and fluorine pump technology to reduce energy waste;

(3) The air-conditioning unit of the present utility model uses an indirect evaporative cooling unit, which can achieve the effect of isohumidity and cooling on the treated air;

(4) the air-conditioning unit of the present utility model, using the indirect evaporative cooling unit to cool the condenser in the fluorine pump system expands the usable environment of the fluorine pump, and increases the usable range of the fluorine pump system;

(5) The air-conditioning unit of the present invention can achieve energy saving and consumption reduction in the refrigeration system by using evaporative cooling and fluorine pump technology, which has a great effect on improving the energy efficiency of the unit.

Description of drawings

FIG. 1 is a schematic structural diagram of an air-conditioning unit based on the combination of a fluorine pump system and indirect evaporative cooling of the present invention.

In the figure, 1. Air inlet, 2. Primary filter, 3. Exhaust fan, 4. Water distributor, 5. Circulating water pump, 6. Circulating water pipe, 7. Water tank, 8. Heat exchange tube bundle, 9. Axial flow fan , 10. Air outlet, 11. Evaporator, 12. Fluorine pump, 13. Air-cooled condenser, 14. Check valve, 15. Secondary air outlet, 16. Secondary air outlet.

Detailed ways

The present utility model will be described in detail below with reference to the accompanying drawings and specific embodiments.

The utility model is based on the air-conditioning unit combining the fluorine pump system and the indirect evaporative cooling, as shown in FIG. 1 , includes an organic unit casing, and the unit casing is divided into two air ducts arranged up and down by a partition plate;

In the lower air duct: the two opposite side walls of the unit shell are respectively provided with an air inlet 1 and an air outlet 10. Between the air inlet 1 and the air outlet 10, according to the flow direction of the air after entering, an indirect evaporative cooling section, an air cooling condensation section are arranged in sequence. 13 and axial flow fan 9; the corresponding partition above the indirect evaporative cooling section is provided with a secondary air outlet 15;

In the upper air duct: an evaporator 11 and a fluorine pump 12 are provided; the evaporator 11, the fluorine pump 12 and the air-cooled condenser 13 are connected by pipes to form a closed loop; the top wall of the unit shell corresponding to the evaporator 11 is provided with secondary air Air outlet 16; the upper air duct and the lower air duct are communicated through the secondary air outlet 15.

The lower air duct housing and internal devices (except the air-cooled condenser 13) constitute an indirect evaporative cooling system, and the upper air duct housing, internal devices and the air-cooled condenser 13 constitute a fluorine pump system.

A one-way valve 14 is provided on the pipeline connecting the evaporator 11 and the air-cooled condenser 13 .

An exhaust fan 3 is provided at the secondary air exhaust port 15 .

A primary filter 2 is arranged between the air inlet 1 and the indirect evaporative cooling section, which can play the role of filtering outdoor inhalable particulate matter.

The indirect evaporative cooling section includes a water distributor 4 , a heat exchange tube bundle 8 and a water tank 7 arranged from top to bottom. The water distributor 4 is connected to the water tank 7 through a circulating water pipe 6 . The indirect evaporative cooling section is a horizontal tube type indirect evaporative cooling section with wider flow channels and less flow resistance.

The circulating water pipe 6 is provided with a circulating water pump 5 .

The water distribution device 4 includes a water distribution pipe, a plurality of nozzles are arranged on the water distribution pipe, and the water distribution pipe is connected with the circulating water pipe 6 .

The air-conditioning unit of the present utility model, its work flow includes the work flow of the indirect evaporative cooling system, the work flow of the fluorine pump system, and the work flow of the indirect evaporative cooling system combined with the fluorine pump system, and the details are as follows:

(1) Workflow of indirect evaporative cooling system

After the air is filtered by the primary filter 2 through the air inlet 1, it passes through the indirect evaporative cooling section, the moisture content remains unchanged, the air is cooled, and finally the air is sent out from the air supply port 12 through the axial flow fan 11 to cool the room;

(2) Workflow of fluorine pump system

Do not open the indirect evaporative cooling section, so that the outdoor air directly passes through the air inlet 1 and then passes through the primary filter 2, and part of it acts on the air-cooled condenser 11 through the secondary air outlet 15, and then exhausts through the secondary air outlet 16. To the outside, another part of the air directly acts on the evaporator 13, and then the axial flow fan 9 sends the air processed by the evaporator 13 from the air supply port 12 to cool the room;

(3) Combining the indirect evaporative cooling system with the fluorine pump system

After the air is filtered by the primary filter 2 through the air inlet 1, it passes through the indirect evaporative cooling section. The secondary air outlet 16 is exhausted to the outside through the exhaust hole. The primary air acts on the evaporator 13, and the axial flow fan 9 sends the air processed by the evaporator 13 out of the air supply port 12 to cool the room.

Claims (5)

1. The air conditioning unit based on the combination of the fluorine pump system and the indirect evaporative cooling is characterized by comprising a unit shell, wherein the unit shell is divided into two air channels which are arranged up and down through a partition plate;

in the lower air duct: an air inlet (1) and an air outlet (10) are respectively arranged on two opposite side walls of the unit shell, and an indirect evaporative cooling section, an air-cooled condenser (13) and an axial flow fan (9) are sequentially arranged between the air inlet (1) and the air outlet (10) according to the flowing direction of air after entering; a secondary air exhaust outlet (15) is formed in the corresponding partition plate above the indirect evaporative cooling section;

in the upper air duct: an evaporator (11) and a fluorine pump (12) are arranged; the evaporator (11), the fluorine pump (12) and the air-cooled condenser (13) are connected through pipelines to form a closed loop; a secondary air outlet (16) is formed in the top wall of the unit shell corresponding to the upper part of the evaporator (11); the upper air duct is communicated with the lower air duct through a secondary air exhaust port (15);

a one-way valve (14) is arranged on a pipeline connecting the evaporator (11) and the air-cooled condenser (13);

and an exhaust fan (3) is arranged at the secondary air exhaust outlet (15).

2. Air conditioning unit based on combination of a fluorine pump system and indirect evaporative cooling according to claim 1, characterized in that a primary filter (2) is arranged between the air inlet (1) and the indirect evaporative cooling section.

3. The air conditioning unit based on the combination of the fluorine pump system and the indirect evaporative cooling as claimed in claim 1, wherein the indirect evaporative cooling section comprises a water distributor (4), a heat exchange tube bundle (8) and a water tank (7) which are arranged from top to bottom, and the water distributor (4) is connected with the water tank (7) through a circulating water pipe (6).

4. Air conditioning assembly based on a combination of a fluorine pump system and indirect evaporative cooling according to claim 3, characterized in that the circulating water pipe (6) is provided with a circulating water pump (5).

5. The air conditioning assembly based on the combination of the fluorine pump system and the indirect evaporative cooling as claimed in claim 3, wherein the water distributor (4) comprises a water distribution pipe, a plurality of nozzles are arranged on the water distribution pipe, and the water distribution pipe is connected with the circulating water pipe (6).

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