CN216592042U

CN216592042U - Air conditioner energy-saving device

Info

Publication number: CN216592042U
Application number: CN202220038488.7U
Authority: CN
Inventors: 李卓恒
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-03
Filing date: 2022-01-10
Publication date: 2022-05-24
Anticipated expiration: 2032-01-10

Abstract

The utility model discloses an air conditioner economizer, including outdoor unit, outdoor unit includes condenser, radiator fan, its characterized in that: condenser front side sets up fog net and spraying nozzle, fog net a plurality of tiny meshs of intensive distribution, the water tank is connected to spraying nozzle, is equipped with switch, water pump on the pipeline between water tank and spraying nozzle, the spraying controller is connected to switch, water pump, spraying nozzle sets up between fog net and condenser, spraying nozzle is condenser dorsad and orientation fog net sprays water smoke. The utility model discloses at first fall the air temperature and the fog net temperature of condenser front side, under the drive of condensation fan, the cooling wind passes the fog net and is hung the water curtain on the fog net by condensation and absorb the heat to facing the spraying and making the temperature further descend, the air after the cooling exchanges the heat with the condenser fin, makes the temperature of condenser obtain descending, thereby reaches the purpose that improves refrigeration efficiency, environmental protection and energy saving.

Description

Air conditioner energy-saving device

Technical Field

The utility model relates to an energy-conserving technical field, concretely relates to air conditioner economizer.

Background

Air-conditioning heat pump outdoor units such as large central air-conditioning units and VRV systems are generally arranged on the outer wall or roof of a building, and the outdoor units generate a large amount of heat during working and running, so that the temperature of the surrounding environment is rapidly increased, and the refrigeration efficiency is reduced. At present, a common spray nozzle of an outdoor unit sprays high-pressure spray to fins of an outdoor unit condenser to reduce the surface temperature of the fins, so that an energy-saving effect is achieved.

For example, the Chinese patent application with the application number of CN200510012791.0 discloses a liquid film vaporization type air conditioner with high energy efficiency ratio, which consists of an original air-cooled air conditioner liquid film vaporization device and is characterized in that the liquid film vaporization device is provided with a time ratio controller, an alternating current transformer, a rectifier, a direct current electric pump, an atomization spray rod and a spray head, wherein the time ratio controller, the alternating current transformer, the rectifier and the direct current electric pump can be arranged inside or outside the original air-cooled air conditioner outdoor unit, and the spray rod and the spray head are arranged at the back of the outdoor unit, are opposite to a condenser and are 10cm away from fins. Its advantage is that the working efficiency of air conditioner can be greatly raised with little increase in cost. However, the outdoor unit spraying device generally adopts tap water through spraying, and since the tap water contains impurities and scale, various impurities in the sprayed and cooled water can adhere to outdoor unit blades, so that the energy efficiency ratio of the air conditioner is reduced, the wall and fins of the condensing pipe are easily corroded, and the service life of the air conditioner is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air conditioner economizer becomes the radiating air of water mist in order to cool off air condensing units through the pressure atomising head, can take away more heat energy rapidly and reach rapid cooling's purpose to overcome prior art's not enough.

The technical proposal of the utility model for solving the technical problem is that: the utility model provides an air conditioner economizer, includes outdoor unit, outdoor unit includes condenser, radiator fan, its characterized in that: condenser front side sets up fog net and spraying nozzle, fog net a plurality of tiny meshs of intensive distribution, the water tank is connected to spraying nozzle, is equipped with switch, water pump on the pipeline between water tank and spraying nozzle, the spraying controller is connected to switch, water pump, spraying nozzle sets up between fog net and condenser, spraying nozzle is condenser dorsad and orientation fog net sprays water smoke.

The air inlet direction of the condenser is opposite to the spraying direction of the spraying nozzle.

The water pump adopts a variable frequency pump, the distance between the spray nozzle and the fog net is within the range of 20-60cm, and the frequency of the water pump is increased along with the increase of the distance between the spray nozzle and the fog net.

The conditions for activation of the spray nozzles are a relative humidity of less than 85% and an outdoor ambient temperature of greater than 27 ° C.

The fog net support is fixed on the outdoor unit, and the fog net is installed on the fog net support.

And a temperature sensor is arranged on or close to the condenser and is connected with the spray controller.

The spraying controller is connected with a humidity sensor for detecting the relative humidity of air.

The utility model has the advantages that:

1. the utility model discloses a spout water smoke to the fog net of condenser front side on, at first fall the air temperature and the fog net temperature of condenser front side, under the drive of condensation fan, the air passes the fog net and is hung the water curtain on the fog net by condensation and absorb the heat to facing the spraying and making the temperature further descend, the air after the cooling exchanges the heat with the condenser fin, makes the temperature of condenser obtain descending, thereby reaches the purpose that improves refrigeration efficiency, environmental protection and energy saving.

2. The utility model discloses still through scientific spraying control, make the energy-conserving effect of air conditioner reach the best. When the environment temperature is higher than 27 degrees C and the relative air humidity is less than 85%, the environment temperature is used as a condition for starting spraying, and the temperature reduction effect is optimal under the condition of lowest power consumption by adopting software programming control through real-time signals fed back by the humidity and temperature sensors at spraying time intervals.

Drawings

Fig. 1 is a schematic view of an air-cooling structure of an outdoor unit of an air conditioner of the energy saving device of the present invention.

Fig. 2 is a schematic structural diagram of the energy-saving device of the air conditioner of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. "plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected. Can also be detachably connected or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.

Referring to fig. 1-2, the utility model discloses an air conditioner economizer, air conditioner include indoor set, outdoor unit 100, and wherein, outdoor unit includes compressor (not shown), condenser 1, radiator fan 2, sets up fog net 3 and spray nozzle 4 in the condenser front side, and spray nozzle sets up between fog net and condenser, and spray nozzle is the condenser dorsad and sprays water smoke towards fog net. In order to realize the spraying function, the spraying nozzle is connected with the water tank 7, a water source (such as tap water) is provided by the water tank, a switch 5 and a water pump 6 are arranged on a pipeline between the water tank and the spraying nozzle, the switch and the water pump are connected with a spraying controller, the spraying controller drives the switch and the water pump, the water pump pumps water in the water tank to the spraying nozzle to form fine atomized water drops which are sprayed to a fog net, so that the temperature of air in the water tank is reduced, the air inlet direction of a condenser is opposite to the spraying direction of the spraying nozzle, a heat radiation fan sucks air from the front side of the condenser and discharges hot air from the upper part of an outdoor unit, and the arrow in figure 1 shows the air direction. The air is cooled by the mist of the spray nozzle and then enters the interior of the condenser to exchange heat with the condenser fins, so that the temperature of the condenser is reduced, and the refrigeration efficiency is improved. A plurality of tiny meshs of fog net intensive distribution make the spraying form the water film on the mesh, and when the air inlet passed the mesh and destroyed the water film, the heat of air and water film carried out the heat exchange, further improved the cooling effect of spraying.

When air humidity is great, air moisture content is higher, and the effect through the spray cooling this moment will be very weakening, on the other hand, if ambient temperature is lower, the condenser need not supplementary cooling and has been enough high-efficient operation, for reaching effective energy-conserving purpose, the condition that the spray nozzle starts is that relative humidity is less than 85% and outdoor ambient temperature is higher than 27 °c.

The utility model discloses fixed mounting fog net support on outdoor unit, fog net is installed on the fog net support. A temperature sensor (not shown) is arranged on or close to the condenser, a humidity sensor for detecting the relative humidity of air is arranged near the outdoor unit, the humidity sensor and the temperature sensor are both connected with a spray controller, and the energy-saving control of spray cooling is realized through temperature and humidity data. The spraying program of the spraying controller is carried out in a way of spraying for X seconds and stopping for Y seconds, wherein the values of X and Y are adjusted according to the ambient temperature, humidity and sensor signals for detecting the temperature of the condenser, so that the condenser is finally kept to work at a proper temperature.

The spray controller is a PLC controller, can adopt Siemens S7-200SMART programmable controller, and the spray nozzle can adopt a common atomizing spray nozzle on the market, and the temperature and humidity sensor is not close to the condenser, and is used for detecting the temperature and humidity conditions of the outdoor use environment at the outdoor position as the parameters for controlling the spray program. The working principle is as follows: temperature and humidity sensor gives the PLC controller with 4 ~ 20mA signal transmission to outdoor humiture, and the PLC controller calculates through the internal program, sends the control result to pressurization water pump and solenoid valve, controls spraying time and pressure, makes the effect of energy-conservation better. The PLC programming operation can refer to a tool book, for example, Siemens S7-200SMART programmable controller, tool books such as Siemens S7-200SMART PLC programming technology can be purchased by a Temple platform, and the PLC programming operation can be operated according to the method described by the tool book.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents, and all changes that can be made without inventive step are intended to be embraced therein.

Claims

1. The utility model provides an air conditioner economizer, includes outdoor unit, outdoor unit includes condenser, radiator fan, its characterized in that: condenser front side sets up fog net and spraying nozzle, fog net a plurality of tiny meshs of intensive distribution, the water tank is connected to spraying nozzle, is equipped with switch, water pump on the pipeline between water tank and spraying nozzle, the spraying controller is connected to switch, water pump, spraying nozzle sets up between fog net and condenser, spraying nozzle is condenser dorsad and orientation fog net sprays water smoke.

2. An energy-saving device for an air conditioner according to claim 1, characterized in that: the air inlet direction of the condenser is opposite to the spraying direction of the spraying nozzle.

3. An energy-saving device of an air conditioner according to claim 1 or 2, characterized in that: the water pump adopts a variable frequency pump, the distance between the spray nozzle and the fog net is within the range of 20-60cm, and the frequency of the water pump is increased along with the increase of the distance between the spray nozzle and the fog net.

4. An energy-saving device of an air conditioner according to claim 3, characterized in that: the conditions for activation of the spray nozzles are a relative humidity of less than 85% and an outdoor ambient temperature of greater than 27 ° C.

5. An energy-saving device of an air conditioner according to claim 4, characterized in that: the fog net support is fixed on the outdoor unit, and the fog net is installed on the fog net support.

6. An energy-saving device of an air conditioner according to claim 4, characterized in that: and a temperature sensor is arranged on or close to the condenser and is connected with the spray controller.

7. An energy-saving device for air conditioner according to claim 6, characterized in that: the spraying controller is connected with a humidity sensor for detecting the relative humidity of air.