CN218955233U

CN218955233U - Evaporation type condenser

Info

Publication number: CN218955233U
Application number: CN202223202358.1U
Authority: CN
Inventors: 张隐强
Original assignee: Cimco Guangdong Refrigeration Technology Co ltd
Current assignee: Cimco Guangdong Refrigeration Technology Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-05-02
Anticipated expiration: 2032-12-01

Abstract

The utility model is suitable for the technical field of refrigeration equipment, and particularly relates to an evaporative condenser, which comprises a box body, wherein a heat exchange coil is arranged in the box body, a water collecting tank is arranged below the heat exchange coil, an exhaust pipeline is arranged at the top of the box body, the top of the exhaust pipeline is closed, an air outlet is formed in the side wall of the exhaust pipeline, a filtering mechanism and a fan are arranged in the exhaust pipeline, the filtering mechanism is used for filtering air, a spray pipe is arranged below the exhaust pipeline, the lower end of the spray pipe is communicated with the water collecting tank, and a booster pump is arranged on the spray pipe; the device is provided with the filtering mechanism in the exhaust pipeline, and can play a role in filtering dust and other impurities in the air through the filtering mechanism, so that the dust in the air is prevented from entering the box body through the exhaust pipeline, the heat exchange coil is protected, and the cooling effect of cold water on the heat exchange coil is improved.

Description

Evaporation type condenser

Technical Field

The utility model relates to the technical field of refrigeration equipment, in particular to an evaporative condenser.

Background

The evaporative condenser mainly comprises a water collecting tank, a heat exchanger, a spraying device, a fan and the like, is arranged in a vertical box body, cooling water in the spraying device is sprayed onto the heat exchanger through a nozzle, when overheated high-pressure refrigerant gas discharged by a compressor enters the heat exchanger, the cooling water continuously sprayed on the outer side of the heat exchanger flows down along an outer wall film forming layer, a water film absorbs heat of the refrigerant, partial evaporation is water vapor, air pumped by the fan is taken away, and the refrigerant gas is subjected to heat exchange with the cooling water and the air through the heat exchanger, so that the purpose of gradually condensing the refrigerant gas into liquid is achieved.

In order to enable water vapor to be discharged from the inside of the box body in the prior art, an exhaust port is usually formed in the top of the box body, so that the water vapor in the box body can be smoothly discharged, but impurities such as dust outside the box body are easy to enter the inside of the box body through the exhaust port due to the arrangement of the exhaust port and then are adsorbed on the surface of the heat exchange coil, and heat exchange efficiency is reduced.

Disclosure of Invention

The present utility model is directed to an evaporative condenser, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an evaporative condenser, includes the box, the inside heat exchange coil that is equipped with of box, heat exchange coil below is equipped with the header tank, and the box top is equipped with exhaust duct, and exhaust duct top is closed, is equipped with the gas outlet on the lateral wall, and wherein exhaust duct is inside to be equipped with filtering mechanism and fan, and filtering mechanism is used for the filtration of air, exhaust duct's below is equipped with the shower, and the shower lower extreme communicates with each other with the header tank, wherein is equipped with the booster pump on the shower.

Further: the exhaust duct is inside to be equipped with the backup pad, and the backup pad is inside to run through there is the hollow tube, the fan sets up in the outside of hollow tube, and wherein the hollow tube is connected with the rotation portion, and the rotation portion is used for driving the hollow tube rotation.

Further: the rotating part comprises a motor fixed on the inner wall of the exhaust pipeline, a rotating rod is arranged at the output end of the motor, and the rotating rod is connected with the hollow pipe through a gear set.

Further: the motor is externally provided with a waterproof shell.

Further: the filtering mechanism comprises a drainage plate arranged above the fan, an air outlet is formed in the drainage plate, a partition plate is arranged on the upper surface of the drainage plate, a filter screen is arranged above the drainage plate, a water tank is arranged at the top of the filter screen, a water outlet is arranged at the bottom of the water tank, the water outlet is attached to the top of the filter screen, the water tank is connected with a spray pipe through a shunt pipe, a branch pipe is arranged at the bottom of the partition plate, and the branch pipe is inserted into the hollow pipe and is connected with the hollow pipe in a rotating mode.

Further: the bottom of the hollow tube is closed, and a plurality of water outlets are arranged on the side wall.

Further: the inside otter board that is equipped with the slope setting of header tank, the one end of otter board downward sloping, be equipped with the dust exhaust mouth on the lateral wall of box, dust exhaust mouth department is equipped with the sealing plug.

Compared with the prior art, the utility model has the beneficial effects that: the device is provided with the filtering mechanism in the exhaust pipeline, and can play a role in filtering dust and other impurities in the air through the filtering mechanism, so that the dust in the air is prevented from entering the box body through the exhaust pipeline, the heat exchange coil is protected, and the cooling effect of cold water on the heat exchange coil is improved.

Drawings

Fig. 1 is a front view of the overall structure of an evaporative condenser according to an embodiment of the present utility model.

Fig. 2 is a front view of a fan connection structure of an evaporative condenser according to an embodiment of the present utility model.

Fig. 3 is a front view of a filter screen connection structure of an evaporative condenser according to an embodiment of the present utility model.

In the figure: 1-partition board, 2-exhaust pipeline, 3-spray pipe, 4-box, 5-heat exchange coil, 6-booster pump, 7-sealing plug, 8-dust exhaust port, 9-screen board, 10-header tank, 11-gas outlet, 12-backup pad, 13-fan, 14-hollow pipe, 15-apopore, 16-gear group, 17-motor, 18-waterproof shell, 19-dwang, 20-basin, 21-delivery port, 22-shunt tubes, 23-filter screen, 24-drainage board, 25-branch pipe, 26-venthole.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

In one embodiment, please refer to fig. 1-2, an evaporative condenser, which comprises a box body 4, wherein a heat exchange coil 5 is arranged inside the box body 4, a water collecting tank 10 is arranged below the heat exchange coil 5, an exhaust pipeline 2 is arranged at the top of the box body 4, the top of the exhaust pipeline 2 is closed, an air outlet 11 is arranged on the side wall, a filtering mechanism and a fan 13 are arranged inside the exhaust pipeline 2, the filtering mechanism is used for filtering air, a spray pipe 3 is arranged below the exhaust pipeline 2, the lower end of the spray pipe 3 is communicated with the water collecting tank 10, and a booster pump 6 is arranged on the spray pipe 3.

In this embodiment, this device is when cooling down heat exchange coil 5, start booster pump 6, under booster pump 6's effect, the inside cold water of header tank 10 is discharged from shower 3, thereby form the water film at heat exchange coil 5's surface, reach the heat transfer purpose, partial cold water temperature rise becomes vapor this moment, inside vapor enters into exhaust duct 2 under fan 13's effect, follow the gas outlet 11 on the exhaust duct 2 lateral wall and discharge afterwards, wherein exhaust duct 2 is inside still to be equipped with filtering mechanism, can play a filter effect to impurity such as dust in the air through filtering mechanism, thereby prevent that dust in the air from entering into inside box 4 through exhaust duct 2, play a guard action to heat exchange coil 5, the cooling effect of cold water to heat exchange coil 5 has been improved.

In another embodiment, referring to fig. 2, a support plate 12 is disposed inside the exhaust pipe 2, a hollow tube 14 is penetrated inside the support plate 12, the fan 13 is disposed outside the hollow tube 14, and the hollow tube 14 is connected with a rotating portion for driving the hollow tube 14 to rotate.

In this embodiment, this device is when cooling down heat exchange coil 5, drives hollow tube 14 through rotation portion and rotates, and then drives fan 13 and rotate to make vapor can enter into exhaust duct 2 inside, guaranteed the normal flow of air.

In another embodiment, referring to fig. 2, the rotating part includes a motor 17 fixed on the inner wall of the exhaust pipe 2, a rotating rod 19 is disposed at the output end of the motor 17, and the rotating rod 19 is connected with the hollow pipe 14 through a gear set 16.

In this embodiment, when the heat exchange coil 5 is cooled, the motor 17 is started, the motor 17 drives the rotating rod 19 to rotate, the rotating rod 19 drives the hollow tube 14 to rotate through the gear set 16, and then drives the fan 13 to rotate, wherein the gear set 16 can be two bevel gears meshed with each other, one of the bevel gears is sleeved outside the hollow tube 14, and the other bevel gear is arranged at the end of the rotating rod 19, so that the stability of the hollow tube 14 during rotation is ensured.

In another embodiment, referring to fig. 2, a waterproof housing 18 is provided outside the motor 17.

In this embodiment, the motor 17 can be protected by the waterproof housing 18, so that the short circuit phenomenon caused by water vapor to the motor 17 is avoided.

In another embodiment, referring to fig. 3, the filtering mechanism includes a flow guiding plate 24 disposed above the fan 13, an air outlet hole 26 is disposed inside the flow guiding plate 24, a partition board 1 is disposed on the upper surface of the flow guiding plate 24, a filter screen 23 is disposed above the flow guiding plate 24, a water tank 20 is disposed at the top of the filter screen 23, a water outlet 21 is disposed at the bottom of the water tank 20, the water outlet 21 is attached to the top of the filter screen 23, the water tank 20 is connected with the spray pipe 3 through a shunt pipe 22, a branch pipe 25 is disposed at the bottom of the partition board 1, and the branch pipe 25 is inserted into the hollow pipe 14 and is rotationally connected with the hollow pipe 14.

In this embodiment, when the heat exchange coil 5 is cooled, cold water in the spray pipe 3 enters the water tank 20 through the shunt pipe 22, and then is discharged from the water outlet 21 at the bottom of the water tank 20, thereby forming a layer of water film on the filter screen 23, the air is filtered through the water film, dust and other impurities in the air can be effectively prevented from entering the box 4 through the exhaust pipe 2, thereby influencing the heat exchange coil 5, cold water flowing down from the filter screen 23 enters the hollow pipe 14 through the branch pipe 25 at the bottom of the drainage plate 24, and then is discharged from the hollow pipe 14, and falls on the surface of the heat exchange coil 5 again, so that the cooling effect of the heat exchange coil 5 is improved, wherein in order to prevent the impurities in the air from following the cold water to enter the box 4, the air outlet 11 and the branch pipe 25 are respectively positioned at two sides of the filter screen 23, in addition, the water vapor in the exhaust pipe 2 can pass through the air outlet 26 in the drainage plate 24, and the water film on the filter screen 23 can play an absorption role on the water vapor, thereby enabling the cold water to enter the box 4 again through the branch pipe 25 and the hollow pipe 14, and the water is saved.

In another embodiment, referring to fig. 2, the hollow tube 14 is closed at the bottom, and a plurality of water outlet holes 15 are formed on the side wall.

In this embodiment, since the water outlet holes 15 are formed on the side wall of the hollow tube 14, when the cold water is discharged from the inside of the hollow tube 14, the cold water can hit the inner wall of the exhaust pipe 2, so that the cold water can uniformly fall on the surface of the heat exchange coil 5, and the cooling effect on the heat exchange coil 5 is further improved.

In another embodiment, referring to fig. 1, a mesh plate 9 is disposed inside the water collection tank 10, one end of the mesh plate 9 that is inclined downward is disposed on the side wall of the tank body 4, and a dust discharge port 8 is disposed on the side wall of the tank body 4, and a sealing plug 7 is disposed at the dust discharge port 8.

In this embodiment, the impurity such as dust can play a filtration effect through the setting of otter board 9 to avoided impurity to the phenomenon that booster pump 6 was plugged up, when otter board 9 surface impurity is too much, open sealing plug 7, directly with impurity discharge can.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. An evaporative condenser comprises a box body; the air filter is characterized in that a heat exchange coil is arranged in the box body, a water collecting tank is arranged below the heat exchange coil, an exhaust pipeline is arranged at the top of the box body, the top of the exhaust pipeline is closed, an air outlet is formed in the side wall of the exhaust pipeline, a filter mechanism and a fan are arranged in the exhaust pipeline, the filter mechanism is used for filtering air, a spray pipe is arranged below the exhaust pipeline, the lower end of the spray pipe is communicated with the water collecting tank, and a booster pump is arranged on the spray pipe.

2. An evaporative condenser according to claim 1, wherein the exhaust duct is internally provided with a support plate having a hollow tube extending therethrough, and the fan is disposed outside the hollow tube, wherein the hollow tube is connected with a rotating portion for rotating the hollow tube.

3. An evaporative condenser according to claim 2, wherein the rotating part comprises a motor fixed to the inner wall of the exhaust pipe, and a rotating rod is provided at the output end of the motor and connected to the hollow tube via a gear train.

4. A evaporative condenser according to claim 3, wherein the motor is externally provided with a waterproof housing.

5. The evaporative condenser according to claim 2, wherein the filtering mechanism comprises a drainage plate arranged above the fan, an air outlet is formed in the drainage plate, a partition plate is arranged on the upper surface of the drainage plate, a filter screen is arranged above the drainage plate, a water tank is arranged at the top of the filter screen, a water outlet is arranged at the bottom of the water tank and is attached to the top of the filter screen, the water tank is connected with the spray pipe through a shunt pipe, a branch pipe is arranged at the bottom of the partition plate, and the branch pipe is inserted into the hollow pipe and is connected with the hollow pipe in a rotating mode.

6. An evaporative condenser according to claim 5, wherein the hollow tube is closed at the bottom and has a plurality of water outlets on the side wall.

7. An evaporative condenser according to any one of claims 1-6, wherein a mesh plate is arranged in the water collecting tank in an inclined manner, a dust discharge port is arranged at one end of the mesh plate inclined downwards and on the side wall of the tank body, and a sealing plug is arranged at the dust discharge port.