CN217402903U

CN217402903U - Spraying structure for assisting in improving efficiency of condenser

Info

Publication number: CN217402903U
Application number: CN202221366200.5U
Authority: CN
Inventors: 方舒超; 倪雨嘉; 杨晓东; 李锦康
Original assignee: SHANGHAI CHILDREN'S HOSPITAL
Current assignee: SHANGHAI CHILDREN'S HOSPITAL
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-09-09
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses a spraying structure for assisting in improving the efficiency of a condenser, which comprises a water supply pipe communicated with a municipal water supply pipeline, wherein a pressure stabilizing device, a variable frequency switch and a spraying device are sequentially arranged on the water supply pipe along the water inlet direction, and the spraying device is arranged at the tail end of the water supply pipe; the water inlet end of the water supply pipe is provided with a ball valve, the water supply pipe is communicated with a pre-filter, the pre-filter is arranged between the ball valve and the pressure stabilizing device, and the spraying device is arranged corresponding to the condenser; the pressure stabilizing device comprises a pressure tank and a variable frequency pump which are arranged on a water supply pipe, the pressure tank is positioned between the pre-filter and the variable frequency pump, and the variable frequency pump is electrically connected with a first variable frequency controller. The utility model discloses utilize vaporific evaporation of water to absorb refrigerating system's condensation heat dissipation, be used for assisting refrigerating system's forced air cooling heat dissipation when the high temperature to reduce the condensing temperature and the condensing pressure of working medium among the refrigerating system, and then improved refrigerating system's efficiency, reach energy-conserving purpose.

Description

Spray structure assisting in improving efficiency of condenser

Technical Field

The utility model relates to a refrigeration plant technical field especially relates to an auxiliary spraying structure who improves condenser efficiency.

Background

In the high-temperature period in summer, the condensing temperature of the air conditioner external unit is increased due to the space reason that the environment temperature is too high or the heat dissipation condition is not good, so that the condensing pressure is higher, the refrigeration efficiency of the air conditioning system is reduced, and the energy consumption is increased.

At present, there are many means for improving the efficiency of the refrigeration system, for example, a better terminal airflow organization scheme is adopted to improve the rationality of an environment temperature field, or the working efficiency of the refrigeration system is improved from the refrigeration parts (such as increasing the heat exchange area) or the refrigeration capacity of the system is improved by adopting the technologies such as enhanced vapor injection and the like.

But currently there is a lack of external, touchable aids to improve the efficiency of refrigeration systems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an auxiliary spraying structure that improves condenser efficiency to solve the problem that above-mentioned prior art exists.

In order to achieve the above object, the utility model provides a following scheme: the utility model provides a spraying structure for assisting in improving the efficiency of a condenser, which comprises a water supply pipe communicated with a municipal water supply pipeline, wherein a pressure stabilizing device, a frequency conversion switch and a spraying device are sequentially arranged on the water supply pipe along the water inlet direction, and the spraying device is arranged at the tail end of the water supply pipe; a ball valve is installed at the water inlet end of the water supply pipe, a pre-filter is communicated with the water supply pipe and arranged between the ball valve and the pressure stabilizing device, and the spraying device is arranged corresponding to the condenser; the pressure stabilizing device comprises a pressure tank and a variable frequency pump which are arranged on the water supply pipe, the pressure tank is positioned between the pre-filter and the variable frequency pump, and the variable frequency pump is electrically connected with a first variable frequency controller.

Preferably, a pressure gauge and an exhaust valve are installed at the top end of the pressure tank.

Preferably, the variable frequency switch comprises an electromagnetic valve, a thermal sensitive control board, a thermistor and a second variable frequency controller, the electromagnetic valve is installed on the water supply pipe, the second variable frequency controller is electrically connected with the electromagnetic valve, the thermistor is connected in series on the thermal sensitive control board, and the thermal sensitive control board is electrically connected with the second variable frequency controller.

Preferably, the spraying device comprises a plurality of atomizing spray heads, the atomizing spray heads are communicated with the water supply pipe, and the number of the atomizing spray heads is not less than one.

Preferably, a water collecting device is arranged below the condenser and is communicated with the water supply pipe.

Preferably, the water collecting device comprises a water collecting tray arranged below the condenser, the bottom end of the water collecting tray is communicated with a water return pipe, the tail end of the water return pipe is communicated with the water inlet end of the water supply pipe, and the water outlet end of the water return pipe is positioned between the ball valve and the pre-filter; and a water pump is installed on the water return pipe, and the water pressure in the municipal water supply pipeline is less than the water outlet pressure of the water pump.

Preferably, a water level switch is installed on the inner wall of the water pan and electrically connected with the water pump.

Preferably, one end of the water supply pipe close to the spraying device is fixedly communicated with a reducing pipe, and the inner diameter of the reducing pipe is smaller than that of the water supply pipe.

The utility model discloses a following technological effect: the utility model provides an it absorbs refrigerating system's condensation heat dissipation to assist improvement condenser efficiency's spraying structure utilizes the evaporation of vaporific water, is used for assisting refrigerating system's forced air cooling heat dissipation when the high temperature to reduce the condensing temperature and the condensing pressure of working medium among the refrigerating system, and then improved refrigerating system's efficiency, reach energy-conserving purpose.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a spray structure for assisting in improving the efficiency of a condenser according to the present invention;

FIG. 2 is a front view of the condenser;

the device comprises a ball valve-1, a pre-filter-2, a pressure tank-3, a pressure gauge-4, an exhaust valve-5, a variable frequency pump-6, a first variable frequency controller-7, an electromagnetic valve-8, a thermal sensitive control panel-9, a thermistor-10, a second variable frequency controller-11, an atomizing nozzle-12, an air conditioner external unit-13, a condenser-14, an axial flow fan-15, a water pan-16, a water level switch-17, a water pump-18 and a water return pipe-19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

The utility model provides a spraying structure for assisting in improving the efficiency of a condenser, which comprises a water supply pipe communicated with a municipal water supply pipeline, wherein a pressure stabilizing device, a variable frequency switch and a spraying device are sequentially arranged on the water supply pipe along the water inlet direction, and the spraying device is arranged at the tail end of the water supply pipe; a ball valve 1 is arranged at the water inlet end of the water supply pipe, a pre-filter 2 is communicated on the water supply pipe, the pre-filter 2 is arranged between the ball valve 1 and the pressure stabilizing device, and the spraying device is arranged corresponding to the condenser 14; the pressure stabilizing device comprises a pressure tank 3 and a variable frequency pump 6 which are arranged on a water supply pipe, the pressure tank 3 is positioned between the pre-filter 2 and the variable frequency pump 6, the variable frequency pump 6 is electrically connected with a first variable frequency controller 7, and the top end of the pressure tank 3 is provided with a pressure gauge 4 and an exhaust valve 5; the spraying device comprises a plurality of atomizing nozzles 12, the atomizing nozzles 12 are communicated with a water supply pipe, the number of the atomizing nozzles 12 is not less than one, and the atomizing nozzles 12 are arranged on the outer side of the air conditioner outer unit 13.

Furthermore, in order to realize that the amount of water sprayed by the atomizing nozzle 12 changes with the change of the ambient temperature, the variable frequency switch comprises an electromagnetic valve 8, a thermal sensitive control board 9, a thermistor 10 and a second variable frequency controller 11, the electromagnetic valve 8 is installed on the water supply pipe, the second variable frequency controller 11 is electrically connected with the electromagnetic valve 8, the thermistor 10 is connected in series on the thermal sensitive control board 9, and the thermal sensitive control board 9 is electrically connected with the second variable frequency controller 11.

Furthermore, in order to achieve the purpose of saving water, a water collecting device is arranged below the condenser 14, the water collecting device comprises a water receiving tray 16 arranged below the condenser 14, the bottom end of the water receiving tray 16 is communicated with a water return pipe 19, the tail end of the water return pipe 19 is communicated with the water inlet end of a water supply pipe, and the water outlet end of the water return pipe 19 is positioned between the ball valve 1 and the pre-filter 2; a water pump 18 is arranged on the water return pipe 19, and the water pressure (1.5-2.5kg) in the municipal water supply pipeline is less than the water outlet pressure of the water pump 18; a water level switch 17 is arranged on the inner wall of the water pan 16, and the water level switch 17 is electrically connected with a water pump 18.

Furthermore, in order to improve the success rate of spraying and reduce the required pressure, one end of the water supply pipe close to the spraying device is fixedly communicated with a reducer pipe, the inner diameter of the reducer pipe is smaller than that of the water supply pipe, the pipeline in front of the nozzle is selected from DN16 pipe diameter, and other pipelines can be selected from DN32 pipe diameter.

The utility model provides an it is supplementary as follows to improve the work flow of spraying structure of condenser efficiency:

when the heat dissipation condition is good and the environmental temperature is more than 40 ℃ or the heat dissipation condition is poor and the environmental temperature is more than 35 ℃, the ball valve 1 is opened, the municipal water supply pipeline is communicated with the water supply pipeline, impurities such as water scales and the like are removed through the pre-filter 2, so as to avoid blocking the atomizing spray head 12, the filtered water flows into the pressure tank 3 (the volume of the pressure tank 3 is about 0.5 cubic meter, the pressure of the spraying structure of the invention can be ensured by arranging the pressure tank 3 because of the fluctuation of the municipal water supply pressure, meanwhile, the pressure tank 3 can store a certain volume of water to play a role of timely supplementing water and ensure the spraying continuity of the atomizing spray head 12), the pressure gauge 4 and the exhaust valve 5 are arranged at the top of the pressure tank 3, so that the pressure monitoring and the pipe network exhaust of the pressure tank 3 are convenient, then starting the variable frequency pump 6, and pressurizing water in the water supply pipe through the variable frequency pump 6 to keep the water pressure in the pipeline behind the variable frequency pump 6 at 5.5-8.5 kg; water flows to the electromagnetic valve 8 after being pressurized by the variable frequency pump 6, the opening and closing and the opening degree of the electromagnetic valve 8 are controlled by the thermosensitive control board 9, the thermistor 10 on the thermosensitive control board 9 is gradually reduced in resistance value when the ambient temperature is larger than the set threshold range, the circuit is communicated, the electromagnetic valve 8 is controlled to be opened at the moment, the resistance value of the thermistor 10 is gradually increased when the ambient temperature is reduced to the set threshold range, and the opening degree of the electromagnetic valve 8 is gradually reduced to be closed. The electromagnetic valve 8 and the heat-sensitive control plate 9 are powered from the air conditioner, and when the air conditioner is started, the spraying cooling is carried out according to the ambient temperature. After the electromagnetic valve 8 is opened, the water passing through the electromagnetic valve 8 flows to the atomizing nozzle 12 and is sprayed to the condenser 14 in a fog shape, the fog water is distributed on the surface of the condenser 14 and evaporates to absorb the heat of the condenser 14 under the initial speed of the fog water and the suction force of the axial flow fan 15, and the latent heat of evaporation is larger, so that the surface temperature of the condenser 14 can be further obviously reduced on the basis of the cold heat dissipation of the exhaust air of the axial flow fan 15, the condensation efficiency is improved, and the refrigerating capacity is further improved. The number and the selection of the atomizing spray heads 12 are calculated according to the area of the condenser 14, the maximum spray surface area of a single atomizing spray head 12 or a combined atomizing spray head 12 is larger than the single-surface area of the condenser 14, and the linear distance between the atomizing spray heads 12 and the condenser 14 is kept between 26 and 30 centimeters.

The water mist which is not evaporated and the water drops which are condensed by the evaporated water vapor can flow downstream into a water receiving tray 16 below the condenser 14, a water level switch 17 is arranged in the water receiving tray 16, and when the water level is higher than a certain water level, a water pump 18 is started to pump the water in the water receiving tray 16 to a water supply pipe before the front-mounted filter through a water return pipe 19, so that the purpose of saving water is achieved.

The utility model provides an it absorbs refrigerating system's condensation heat dissipation to assist improvement condenser efficiency's spraying structure utilizes the evaporation of vaporific water, is used for assisting refrigerating system's forced air cooling heat dissipation when the high temperature to reduce the condensing temperature and the condensing pressure of working medium among the refrigerating system, and then improved refrigerating system's efficiency, reach energy-conserving purpose.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so 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.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. A spraying structure for assisting in improving efficiency of a condenser comprises a water supply pipe communicated with a municipal water supply pipeline, and is characterized in that a pressure stabilizing device, a variable frequency switch and a spraying device are sequentially installed on the water supply pipe along a water inlet direction, and the spraying device is installed at the tail end of the water supply pipe; a ball valve (1) is installed at the water inlet end of the water supply pipe, a pre-filter (2) is communicated with the water supply pipe, the pre-filter (2) is arranged between the ball valve (1) and the pressure stabilizing device, and the spraying device is arranged corresponding to the condenser (14); the pressure stabilizing device comprises a pressure tank (3) and a variable frequency pump (6) which are arranged on the water supply pipe, wherein the pressure tank (3) is positioned between the pre-filter (2) and the variable frequency pump (6), and the variable frequency pump (6) is electrically connected with a first variable frequency controller (7).

2. The spray structure for assisting in improving the efficiency of the condenser according to claim 1, wherein a pressure gauge (4) and an exhaust valve (5) are installed at the top end of the pressure tank (3).

3. The mist spraying structure for assisting in improving condenser efficiency according to claim 1, wherein the variable frequency switch comprises a solenoid valve (8), a thermal control board (9), a thermistor (10) and a second variable frequency controller (11), the solenoid valve (8) is installed on the water supply pipe, the second variable frequency controller (11) is electrically connected with the solenoid valve (8), the thermistor (10) is connected in series on the thermal control board (9), and the thermal control board (9) is electrically connected with the second variable frequency controller (11).

4. The spray structure for assisting in improving condenser efficiency as claimed in claim 1, wherein the spray device comprises a plurality of spray nozzles (12), the spray nozzles (12) are communicated with the water supply pipe, and the number of the spray nozzles (12) is not less than one.

5. The spray structure for assisting in improving condenser efficiency as recited in claim 1, wherein a water collecting device is provided below the condenser (14), the water collecting device being in communication with the water supply pipe.

6. The spraying structure for assisting in improving the efficiency of the condenser as claimed in claim 5, wherein the water collecting device comprises a water collecting tray (16) disposed below the condenser (14), a water return pipe (19) is connected to the bottom end of the water collecting tray (16), the end of the water return pipe (19) is connected to the water inlet end of the water supply pipe, and the water outlet end of the water return pipe (19) is located between the ball valve (1) and the pre-filter (2); and a water pump (18) is installed on the water return pipe (19), and the water pressure in the municipal water supply pipeline is smaller than the water outlet pressure of the water pump (18).

7. The spraying structure for assisting in improving the efficiency of the condenser is characterized in that a water level switch (17) is installed on the inner wall of the water pan (16), and the water level switch (17) is electrically connected with the water pump (18).

8. The spray structure for assisting in improving the efficiency of a condenser according to claim 1, wherein a reducing pipe is fixedly communicated with one end of the water supply pipe close to the spraying device, and the inner diameter of the reducing pipe is smaller than that of the water supply pipe.