CN202675496U - Jet-flow noise-elimination type evaporative cooling air conditioning unit - Google Patents

Abstract

The utility model discloses a jet flow noise reduction type evaporative cooling air conditioner unit, which comprises an air inlet pipe a and an air inlet pipe b arranged on the side wall of the unit casing, an exhaust pipe arranged on the top of the unit casing, and an air exhaust pipe arranged inside the unit casing. The evaporative cooling device includes an indirect evaporative cooler, a direct evaporative cooler and a blower arranged in sequence inside the evaporative cooling device. One side wall of the evaporative cooling device is connected to the air inlet pipe a, and the other side wall of the evaporative cooling device is provided with The jet air supply port, the upper part of the indirect evaporative cooler in the evaporative cooling device is connected with the exhaust pipe, and the lower part of the indirect evaporative cooler is connected with the air inlet pipe b. The utility model takes the combination of the evaporative cooling air conditioner unit and the jet outlet as the core, has no air duct system, does not need to set up an air conditioner room separately, and can be installed indoors by hoisting; the secondary air can be indoor return air or outdoor fresh air , saving energy.

Description

A Jet-Flow Muffling Evaporative Cooling Air Conditioning Unit

technical field

The utility model belongs to the technical field of air-conditioning refrigeration and fluid delivery, and relates to an air conditioning device, in particular to a jet-flow noise reduction type evaporative cooling air-conditioning unit.

Background technique

Nowadays, as people's requirements for living and production environments are getting higher and higher, people pay more and more attention to the air treatment of industrial production sites, which has caused people's demand for refrigeration and air-conditioning equipment to double. increase. With the continuous development of air-conditioning equipment, its refrigeration effect has been relatively stable, and its technology has become more mature. However, because the refrigerant in the air-conditioning equipment is not friendly to the environment, it will cause the destruction of the ozone layer, and because the air-conditioning equipment has a high demand for electric energy, it has led to power cuts and power shortages in many areas in summer.

Evaporative cooling air conditioning is a technology that uses renewable energy dry air energy. It mainly relies on the difference between the dry bulb temperature and the wet bulb temperature in the ambient air to obtain cooling capacity through the heat and moisture exchange between water and air. Efficient and economical cooling method, with the characteristics of energy saving, environmental protection, economy and health. Evaporative cooling air conditioners are widely used in industrial workshops, agricultural production and commercial residential buildings in my country. In particular, evaporative air conditioners and evaporative air-conditioning fans (commonly known as air-conditioning fans) using direct evaporative cooling technology are widely used in houses. Its initial investment and operation costs are low, and it is energy-saving, environmentally friendly and efficient. At present, projects that use evaporative cooling air-conditioning mostly use wind systems, so it is necessary to set up an air-conditioning room separately.

Contents of the invention

The purpose of this utility model is to provide a jet flow noise-absorbing type evaporative cooling air conditioner unit. The evaporative cooling air conditioner unit is used in combination with the jet outlet. The air conditioner unit has a simple structure and no air duct system, which reduces the occupied area. Indoor return air can be used, and outdoor fresh air can also be used, which saves energy.

The technical solution adopted by the utility model is a jet-flow noise-absorbing evaporative cooling air-conditioning unit, which includes an air inlet pipe a and an air inlet pipe b arranged on the side wall of the unit casing, and an exhaust pipe arranged on the top of the unit casing And the evaporative cooling device installed in the casing of the unit. The evaporative cooling device includes an indirect evaporative cooler, a direct evaporative cooler and a blower arranged in sequence. One side wall of the evaporative cooling device is connected to the air inlet pipe a, and the other side of the evaporative cooling device A jet air outlet is arranged on the side wall, the upper part of the indirect evaporative cooler in the evaporative cooling device is connected with the exhaust pipe, and the lower part of the indirect evaporative cooler is connected with the air inlet pipe b.

The utility model is also characterized in that,

An air inlet a is arranged at the mouth of the air inlet pipe a, and a coarse-effect filter a is arranged in the air inlet pipe a behind the air inlet a.

An air inlet b is arranged at the mouth of the air inlet pipe b, and a coarse-effect filter b is arranged in the air inlet pipe b behind the air inlet b.

The structure of the indirect evaporative cooler is: it is composed of filler a, a reservoir under the filler a, and a water distributor a set on the upper part of the filler a. The reservoir is connected to the water distributor a through a spray branch pipe, and the spray branch pipe A circulating water pump a is arranged on it.

The structure of the direct evaporative cooler is as follows: it is composed of filler b, a reservoir at the lower part of filler b, and a downward spraying water distributor b set on the upper part of filler b. The reservoir is connected to the water distributor b through a low-pressure water supply pipe. Connected, the low-pressure water supply pipe is provided with a circulating water pump b.

The indirect evaporative cooler adopts tube-type indirect evaporative cooler or plate-fin indirect evaporative cooler.

An exhaust fan is arranged at the port close to the indirect evaporative cooler in the exhaust pipe, and an air outlet is arranged at the other port of the exhaust pipe.

Wherein, one side of the air inlet pipe b in the casing of the unit is provided with an air return port.

The jet tuyere is a spherical jet tuyere or a jet muffler tuyere.

Compared with the existing evaporative cooling air-conditioning units, the utility model has the following characteristics:

1) The air conditioning unit is directly combined with the air supply jet outlet, which saves the air duct of the air supply system, reduces costs and saves space.

2) Due to the combination of the evaporative cooling device and the jet air outlet, the air supply space is large and the range is relatively long.

3) The air-conditioning unit can be hung and installed indoors, which saves the land occupation of a separate air-conditioning machine room, which can greatly save the area occupied.

4) The air outlet has excellent aerodynamic performance and a certain noise reduction function, which can make the air-conditioned room obtain a good air distribution.

Description of drawings

Fig. 1 is the structural representation of the utility model air-conditioning unit;

Fig. 2 is a schematic structural view of an embodiment of a spherical jet tuyere in an air-conditioning unit of the present invention;

Fig. 3 is a structural schematic diagram of another embodiment of the jet muffler tuyere in the air conditioning unit of the present invention.

In the figure, 1. Air inlet b; 2. Coarse effect filter b; 3. Return air outlet; 4. Reservoir; 5. Indirect evaporative cooler; 6. Water pump; 7. Direct evaporative cooler; 8. Circulating water pump a; 9. Blower; 10. Jet outlet; 11. Drip nozzle; 12. Water distributor; 13. Coarse filter a; 14. Air inlet a; 15. Exhaust fan; 16. Exhaust outlet, 17. Air inlet pipe a, 18. air inlet pipe b, 19. exhaust pipe, 20. evaporative cooling device, 21. packing a, 22. packing b.

Detailed ways

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

The utility model jet flow noise reduction type evaporative cooling air conditioning unit has a structure as shown in Figure 1, including the air inlet pipe a17 and the air inlet pipe b18 arranged on the side wall of the unit casing, the exhaust pipe 19 arranged on the top of the unit casing and The evaporative cooling device 20 is installed in the casing of the unit. The evaporative cooling device 20 includes an indirect evaporative cooler 5, a direct evaporative cooler 7, and a blower 9 arranged in sequence. The other side wall of the cooling device 20 is provided with a jet air outlet 10, the upper part of the indirect evaporative cooler 5 in the evaporative cooling device 20 is connected to the exhaust pipe 19, and the lower part of the indirect evaporative cooler 5 is connected to the air inlet pipe b18.

There is an air inlet a14 at the mouth of the air inlet pipe a17, and a coarse-effect filter a13 is arranged in the air inlet pipe a17 behind the air inlet a14; an air inlet b1 is arranged at the mouth of the air inlet pipe b18, and the air inlet behind the air inlet b1 A coarse-effect filter b2 is arranged in the air duct b18.

The structure of the indirect evaporative cooler 5 is as follows: it is composed of filler a21, the reservoir 4 under the filler a21, and the water distributor a12 set on the upper part of the filler a21. The branch pipe is provided with a circulating water pump a6. The indirect evaporative cooler 5 adopts a tube-type indirect evaporative cooler or a plate-fin indirect evaporative cooler.

The structure of the direct evaporative cooler 7 is as follows: it is composed of filler b22, the reservoir 4 under the filler b22, and the water distributor b11 installed on the upper part of the filler b22 for spraying downwards. b11 is connected, and the low-pressure water supply pipe is provided with a circulating water pump b8.

An exhaust port 16 is arranged on the nozzle of the exhaust pipe 19 , and an exhaust fan 15 is arranged in the exhaust pipe 19 on the upper part of the indirect evaporative cooler 5 .

An air return port 3 is provided on one side of the air inlet pipe b18 in the casing of the unit.

The jet tuyere 10 can be a spherical jet tuyere, as shown in FIG. 2 , or a jet muffler tuyere, as shown in FIG. 3 .

The working process of the jet flow noise reduction evaporative cooling air conditioning unit of the utility model:

When the outdoor fresh air is filtered through the coarse-effect filter a13 through the air inlet a14, and then becomes primary air, the primary air is sent to the indirect evaporative cooler 5 for isohumidity cooling, and after being processed by the indirect evaporative cooler 5, the air is sent to into the direct evaporative cooler 7 for isenthalpic cooling, and finally transported to the air-conditioning area by the blower 9 through the jet outlet 10.

When the indoor return air is used as the secondary air, the indoor return air enters the indirect evaporative cooler 5 through the return air outlet 3, and then is processed in the secondary air channel of the indirect evaporative cooler 5, and is passed through by the exhaust fan 15 in the exhaust pipe. The air outlet 16 is exhausted to the outside.

When outdoor fresh air is used as the secondary air, the outdoor fresh air passes through the air inlet b1 and enters the coarse-effect filter b2 to be filtered, then enters the indirect evaporative cooler 5, and then is processed in the secondary air flow channel of the indirect evaporative cooler 5, and is discharged by the exhaust fan 15 is exhausted to the outside through the air outlet 16.

The utility model takes the combination of the evaporative cooling air-conditioning unit and the jet air outlet as the core, and does not need to design an independent air-conditioning machine room during design. The unit can be installed indoors by hoisting. The secondary air can be indoor return air or outdoor fresh air. During the transition season, it can be used as a fresh air group. The secondary air entering the air inlet can be outdoor fresh air or indoor return air. The indirect evaporative cooler 5 and the direct evaporative cooler 7 share a reservoir 4 . The filler a in the indirect evaporative cooler 5 can adopt multiple materials such as paper, metal, porous ceramics or PVC. The indirect evaporative cooler 5 can be a tube-type indirect evaporative cooler made of metal, or a plate-fin indirect evaporative cooler. The whole machine can be hung indoors directly, without setting up an air-conditioning machine room separately.

Claims (9)

1. jet Silenced Evaporative Cooling Air Conditioning unit, it is characterized in that, comprise the blast pipe a(17 that arranges on machine unit shell one sidewall) and blast pipe b(18), the evaporation-cooled device (20) that arranges in the exhaust duct (19) that the machine unit shell top arranges and the machine unit shell, evaporation-cooled device (20) inside includes the indirect evaporation cooler (5) that sets gradually, direct evaporative cooler (7) and pressure fan (9), evaporation-cooled device (20) one sidewalls and blast pipe a(17) be connected, be provided with jet distribution mouth (10) on another sidewall of evaporation-cooled device (20), the top of the indirect evaporation cooler (5) in the evaporation-cooled device (20) is connected the bottom of indirect evaporation cooler (5) and blast pipe b(18 with exhaust duct (19)) be connected.

2. a kind of jet Silenced Evaporative Cooling Air Conditioning unit according to claim 1, it is characterized in that, described blast pipe a(17) mouth of pipe place is provided with air inlet a(14), air inlet a(14) the blast pipe a(17 at rear) and in be provided with low efficient filter a(13).

3. a kind of jet Silenced Evaporative Cooling Air Conditioning unit according to claim 1, it is characterized in that, described blast pipe b(18) mouth of pipe place is provided with air inlet b(1), air inlet b(1) the blast pipe b(18 at rear) and in be provided with low efficient filter b(2).

4. a kind of jet Silenced Evaporative Cooling Air Conditioning unit according to claim 1, it is characterized in that, the structure of described indirect evaporation cooler (5) is: by filler a(21), filler a(21) cistern (4), the filler a(21 of bottom) the water-locator a(12 that arranges of top) form, cistern (4) is by spray arm and water-locator a(12) be connected, be provided with water circulating pump a(6 on the spray arm).

5. a kind of jet Silenced Evaporative Cooling Air Conditioning unit according to claim 1, it is characterized in that, the structure of described direct evaporative cooler (7) is: by filler b(22), filler b(22) cistern (4), the filler b(22 of bottom) the water-locator b(11 of the downward spray that arranges of top) form, cistern (4) is by low pressure feed pipe and water-locator b(11) be connected, be provided with water circulating pump b(8 on the low pressure feed pipe).

6. a kind of jet Silenced Evaporative Cooling Air Conditioning unit according to claim 1 is characterized in that, described indirect evaporation cooler (5) adopts tube type indirect evaporative cooler or plate fin type indirect evaporative cooler.

7. a kind of jet Silenced Evaporative Cooling Air Conditioning unit according to claim 1, it is characterized in that, port near indirect evaporation cooler (5) in the described exhaust duct (19) is provided with exhaust blower (15), and the other port of exhaust duct (19) is provided with exhaust outlet (16).

8. a kind of jet Silenced Evaporative Cooling Air Conditioning unit according to claim 1 is characterized in that, the blast pipe b(18 in the described machine unit shell) side is provided with return air inlet (3).

9. a kind of jet Silenced Evaporative Cooling Air Conditioning unit according to claim 1 is characterized in that described jet distribution mouth (10) is spherical jet air port or Jet silencing air outlet.

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