Novel evaporative cooling air conditioning system

Abstract

The utility model provides a novel evaporative cooling air-conditioning system, which comprises a plurality of water curtain systems and a cooling water system, each water curtain system comprises a water curtain, a fan, a nozzle and a water pan, the water outlets of the water pans are uniformly connected to a water return pipe through a pipeline, and the water return pipe is communicated with the water inlet of a collecting water tank; the cooling water system comprises a water distribution tank and an air cooling module unit, a water outlet of the water collection tank is communicated with a water inlet of the water distribution tank through a pipeline, a first water pump is arranged on the pipeline, and the water outlet of the water distribution tank is communicated to a water inlet of a distributor through a pipeline. A stabilized pressure pump is arranged on the pipeline between the water outlet of the water distribution box and the water inlet of the distributor, and a plurality of water outlets of the distributor are respectively communicated with the spray heads of the water curtain system through pipelines. According to the system, a traditional evaporation cold water curtain air conditioner is simplified and then combined with a conventional air cooling module unit, the purpose of adjusting the air outlet temperature is achieved by controlling the water temperature, and then the humidity of the space is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to air conditioning technology field especially a novel evaporative cold air conditioning system. BACKGROUND

[0002] Evaporative cold air conditioning, more refers to evaporative water curtain air conditioning (also known as water curtain system), its principle mainly is to utilize water evaporation heat absorption to refrigerate, when water evaporates in air, will absorb the heat around, thereby reducing the temperature of air. This process is called evaporative cooling, is a method of cooling air through the evaporation of water. Since evaporative cold air conditioning cost is low, operating cost is low, factory workshop application is more. But also have certain shortage, for example, evaporative air conditioner corresponding cooling space humidity is relatively higher, and evaporative air conditioner itself is sensitive to the temperature and humidity of the surrounding environment, such as the environment humidity is higher than 60%, then the cooling effect will be greatly discounted, and the humidity of the special environment is required to be small, and the existing evaporative cold air conditioning cannot meet the needs. In order to solve the above problems, we develop a novel evaporative cold air conditioning system. SUMMARY

[0003] The utility model provides a novel evaporative cold air conditioning system, combines after simplifying the traditional evaporative water curtain air conditioning with the conventional air cooling module unit, reaches the purpose of adjusting the outlet air temperature by controlling water temperature, and then reduces the humidity of space.

[0004] The utility model discloses a novel evaporative cold air conditioning system, which combines the traditional evaporative water curtain air conditioner with the conventional air cooling module unit after simplification.

[0005] A novel evaporative cold air conditioning system, comprising a plurality of water curtain systems and a cooling water system, wherein each water curtain system comprises a water curtain, a fan, a spray head and a water collecting tray; the water outlet of the water collecting tray is connected to the water return pipe through a pipeline; the water return pipe is in communication with the water inlet of the collecting water tank; the cooling water system comprises a water distribution tank and an air cooling module unit; the air cooling module unit is used to cool the water in the water distribution tank; the water outlet of the collecting water tank and the water inlet of the water distribution tank are connected by a pipeline, and a first water pump is arranged on the pipeline; the water outlet of the water distribution tank is connected to the water inlet of the distributor through a pipeline, and a pressure stabilizing pump is arranged on the pipeline between the water outlet of the water distribution tank and the water inlet of the distributor; and the water outlets of the distributor are connected to the spray heads of the water curtain systems through pipelines.

[0006] Preferably, a first filter is arranged at the water outlet of the water collecting tray.

[0007] Preferably, a second filter is arranged on the pipeline between the water outlet of the collecting water tank and the water inlet of the water distribution tank, and the second filter is located between the collecting water tank and the first water pump.

[0008] As preferred, the upper part of the collecting water tank and the water distribution tank is provided with an overflow port, the lower part of the collecting water tank and the water distribution tank is provided with a water outlet, and a valve is arranged on the water outlet, and the overflow port and the water outlet are connected to a drain pipe through a pipeline.

[0009] As preferred, the air-cooled module unit is arranged on the pipeline between the water outlet of the collecting water tank and the water inlet of the water distribution tank, the water inlet and outlet of the water side heat exchanger of the air-cooled module unit is arranged between the first water pump and the water distribution tank, and the upper part of the collecting water tank is provided with a water supplement port.

[0010] As preferred, the air-cooled module unit is arranged on one side of the water distribution tank, the water inlet and outlet of the water side heat exchanger of the air-cooled module unit is connected to the water inlet and outlet of the water distribution tank through a pipeline, a second water pump is arranged on the pipeline close to the water inlet of the water distribution tank, and the upper part of the water distribution tank is provided with a water supplement port.

[0011] Compared with the prior art, the system simplifies the traditional evaporative cooling water curtain air conditioner and combines it with a conventional air-cooled module unit, adjusts the outlet air temperature by controlling the water temperature, and reduces the humidity of the space; the water curtain system and the cooling water system are connected through the collecting water tank and the circulating water pump, and the water pump, the control system and the like of the water curtain system are optimized, the water curtain, the fan, the spray head and the water receiving tray are retained, the water of the cooling water system enters the water curtain system, the water curtain is sprayed through the spray head, the water curtain system works normally, the excess water is collected through the water receiving tray, enters the drain pipeline, is filtered through the filter, and then enters the collecting water tank, the water in the collecting water tank enters the water distribution tank through the water pump, is cooled and cooled by the air-cooled module, and then enters the water curtain system to spray water, and the system enters the next cycle. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a structural schematic view of the first embodiment of the utility model.

[0013] Figure 2 It is a structural schematic view of the second embodiment of the utility model. CONCRETE EMBODIMENT

[0014] It is known that the traditional evaporative cooling water curtain air conditioner is independently operated, and the structure mainly comprises a water curtain, a fan, a spray head, a water receiving tray, a water pump, a water supplement device and an electrical control device. The water pump delivers cooling water to the spray head, the spray head is located at the top of the water curtain, and the cooling water is sprayed on the water curtain. Under the action of the fan, when the external air passes through the surface of the porous and wet water curtain, a large amount of water evaporates, so that the temperature of the surrounding air is reduced. When the fan draws air, the cold air cooled by the water curtain is continuously introduced into the room, so that the cooling effect is achieved. The water receiving tray receives the excess water sprayed by the spray head, and after recycling, the water is delivered to the spray head by the water pump for use.

[0015] And the air-cooled module unit, divided into single cold type and heat pump type. Single cold type, mainly considering refrigeration, is a central air conditioning unit with air as heat source and water as cooling medium. Its working process is: the high-temperature gas of refrigerant discharged by compressor is condensed into high-pressure liquid in air side heat exchanger, throttles and reduces pressure through throttle valve, enters water side heat exchanger, absorbs heat and evaporates to return to compressor to complete a refrigeration cycle; at the same time, the water passing through the water side heat exchanger is cooled.

[0016] The novel evaporative cooling air conditioning system provided by the utility model optimizes the water pump, water supplementing device and electrical control part of the traditional evaporative cooling water curtain air conditioner, retains the water curtain, fan, spray head and water collecting tray, and connects the water curtain system and cooling water system through the collecting water tank, water pump and pipeline. Since the structure of the traditional evaporative cooling water curtain air conditioner (i.e. water curtain system) is the conventional technology in the industry, it is not constructed in the prior art. Figure 1 、 Figure 2

[0017] Specifically, it comprises a plurality of water curtain systems and cooling water systems, the water curtain system comprises a water curtain, a fan, a spray head and a water collecting tray, the water outlet of the water collecting tray is connected to the water return pipe through a pipeline, and the water return pipe is communicated with the water inlet of the collecting water tank; the cooling water system comprises a water distribution tank and an air-cooled module unit, the air-cooled module unit is used for cooling the water in the water distribution tank, the water outlet of the collecting water tank and the water inlet of the water distribution tank are communicated through a pipeline, and a first water pump is arranged on the pipeline; the water outlet of the water distribution tank is communicated to the water inlet of the distributor through a pipeline, and a pressure stabilizing pump is arranged on the pipeline between the water outlet of the water distribution tank and the water inlet of the distributor; and the water outlets of the distributor are respectively communicated with the spray heads of the water curtain systems through pipelines.

[0018] The water in the water distribution tank is cooled by the air-cooled module unit, the cooled water enters each water curtain system through the pipeline under the action of the pressure stabilizing pump, the water curtain is sprayed through the spray head, the air temperature is reduced through water evaporation, and the excess water is collected through the water collecting tray and then enters the collecting water tank through the pipeline after being collected in the drain pipe, the water in the collecting water tank enters the water distribution tank for cooling again through the first water pump, the cooled water enters the water curtain system for spraying, and the system enters the next cycle. The system is combined with the conventional air-cooled module unit after simplifying the traditional evaporative cooling water curtain air conditioner, the water temperature is controlled through refrigeration of the air-cooled module unit, the temperature of the water sprayed by the spray head in the water curtain system is controlled, the water temperature is adjusted to reduce the outlet air temperature, and the humidity of the space is reduced.

[0019] ​In order to ensure the water quality of the recycled water, a filter is arranged in the system. A first filter is arranged at the water outlet of the water collecting tray. The water in the water collecting tray is filtered once by the first filter. Since the first filter is arranged in the water curtain system, the diagram is not shown.

[0020] Further, a second filter is arranged on the pipeline between the water outlet of the collecting water tank and the water inlet of the distributing water tank, and the second filter is located between the collecting water tank and the first water pump. The water in the collecting water tank is filtered twice by the second filter.

[0021] Meanwhile, overflow ports are formed in the upper portions of the collecting water tank and the distributing water tank, and drain ports are formed in the lower portions of the collecting water tank and the distributing water tank, and valves are arranged on the drain ports. The overflow ports and the drain ports are connected to a drain pipeline through a pipeline system. The overflow ports can protect the loading safety of the collecting water tank and the distributing water tank, and avoid the risk of water tank rupture caused by excessive water filling. The valves of the drain ports are in a normally closed state, and can be opened for sewage discharge when the collecting water tank and the distributing water tank are cleaned.

[0022] In the embodiment, the air-cooled module unit adopts a single cooling type and does not have a water pump by itself. The air-cooled module unit can realize the cooling of the water in the distributing water tank through two ways.

[0023] As shown in FIG. 1, Figure 1 the air-cooled module unit is arranged on the pipeline between the water outlet of the collecting water tank and the water inlet of the distributing water tank, and the water inlet and outlet of the water side heat exchanger of the air-cooled module unit are arranged between the first water pump and the distributing water tank. Under the action of the first water pump, the water drawn from the collecting water tank is cooled by the water side heat exchanger of the air-cooled module unit and then delivered to the distributing water tank, and the water in the distributing water tank is gradually cooled by circulation. At this time, a water supplement port is arranged on the upper portion of the collecting water tank, and the water supplement port is connected to a tap water through an electric control valve. When the water in the collecting water tank is lower than a set height, the electric control valve is opened for water supplement, and when the water reaches the set height, the water supplement is stopped.

[0024] As shown in FIG. 2, Figure 2 the air-cooled module unit is arranged on one side of the distributing water tank, the water inlet and outlet of the water side heat exchanger of the air-cooled module unit are connected to the water inlet and outlet of the distributing water tank through a pipeline, and a second water pump is arranged on the pipeline close to the water inlet of the distributing water tank. Under the action of the second water pump, the water in the distributing water tank is cooled by the water side heat exchanger of the air-cooled module unit and then returns to the distributing water tank, and the cooling of the water in the distributing water tank is realized by circulation. At this time, a water supplement port is arranged on the upper portion of the distributing water tank, and the water supplement port is connected to a tap water through an electric control valve. When the water in the distributing water tank is lower than a set height, the electric control valve is opened for water supplement, and when the water reaches the set height, the water supplement is stopped.

[0025] In the embodiment, the system is a primary system, Figure 1 as shown in FIG. 3, Figure 2The system is a secondary system, and the secondary system is recommended to be used in a place with strict water supply temperature requirement, and the water supply temperature of the secondary system is more stable. The application of the air-cooled module unit can make the system improve the cooling range of the water curtain system through water temperature control, improve the refrigeration effect, and then reduce the space humidity.

[0026] In addition, the air-cooled module unit of the system can also be selected as a heat pump type, which is used for cooling water in summer and heating water in winter to heat the workshop in the north in winter, thereby improving the utilization rate of the equipment.

[0027] Of course, the system also includes a control system responsible for monitoring and controlling the running state of the whole system, intelligently adjusting according to indoor and outdoor temperature and humidity and other parameters, and ensuring the efficient operation of the system. The control system mainly includes an electric control cabinet, a PLC, a temperature and humidity probe sensor, a control screen, and the like. The fan, the air-cooled module unit, the circulating water pump, and the pressure stabilizing pump in the water curtain system are all managed by the control system.

[0028] The working process of the system is as follows: the air-cooled module unit realizes the refrigeration of the water in the water distribution tank, the refrigerated water enters each water curtain system through the pipeline under the pressure action of the pressure stabilizing pump, the water curtain is sprayed through the nozzle, the air temperature is reduced through water evaporation, the air is blown to the workshop through the fan, the excess water is collected and filtered through the water collecting disc, and then is uniformly introduced into the drain pipeline for collection and then into the collecting tank. The water in the collecting tank is filtered and then introduced into the water distribution tank through the first water pump for recooling. The cooled water enters the water curtain system for spraying, and the system enters the next cycle. When the water in the water tank is lower than the set height, the electric control valve is opened for water replenishment, and when the water reaches the set height, the water replenishment is stopped.

Claims

1. A novel evaporative cooling air conditioning system characterized by: The cooling water system comprises a water distribution tank and an air-cooled module unit, the air-cooled module unit is used to cool the water in the water distribution tank, the outlet of the collecting water tank and the inlet of the water distribution tank are connected by a pipeline, and a first water pump is arranged on the pipeline, the outlet of the water distribution tank is connected to the inlet of the distributor by a pipeline, a pressure stabilizing pump is arranged on the pipeline between the outlet of the water distribution tank and the inlet of the distributor, and the outlets of the distributor are respectively connected to the nozzles of the water curtain system by pipelines.

2. The novel evaporative cool air conditioning system according to claim 1, wherein: A first filter is arranged at the outlet of the water collecting tank.

3. The novel evaporative cool air conditioning system according to claim 1, wherein: A second filter is arranged on the pipeline between the outlet of the collecting water tank and the inlet of the water distribution tank, and the second filter is located between the collecting water tank and the first water pump.

4. The novel evaporative cool air conditioning system according to claim 1, wherein: Overflow ports are formed in the upper portions of the collecting water tank and the water distribution tank, and drain ports are formed in the lower portions of the collecting water tank and the water distribution tank, and valves are arranged on the drain ports, and the overflow ports and the drain ports are connected to a drain pipe by a pipeline.

5. The novel evaporative cool air conditioning system according to claim 1, wherein: The air-cooled module unit is arranged on the pipeline between the outlet of the collecting water tank and the inlet of the water distribution tank, the inlet and outlet of the water side heat exchanger of the air-cooled module unit are arranged between the first water pump and the water distribution tank, and a water supplement port is arranged on the upper portion of the collecting water tank.

6. The novel evaporative cool air conditioning system according to claim 1, wherein: The air-cooled module unit is arranged on one side of the water distribution tank, the inlet and outlet of the water side heat exchanger of the air-cooled module unit are connected to the inlet and outlet of the water distribution tank by a pipeline, a second water pump is arranged on the pipeline close to the inlet of the water distribution tank, and a water supplement port is arranged on the upper portion of the water distribution tank.

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