Cooling tower

Abstract

The utility model discloses a cooling tower which comprises a cooling tower body, a water collecting tank and a fan, an air inlet net is arranged at the top of the water collecting tank, the water collecting tank is arranged on the inner wall of the bottom end of the cooling tower body, sound insulation layers are arranged on the inner wall and the outer wall of the cooling tower body, a vacuum sound insulation cavity is arranged in the cooling tower body, and the fan is arranged in the vacuum sound insulation cavity. A driving motor is arranged on the outer wall of the bottom end of the cooling tower body, a screw rod is connected to the inner wall of the bottom end of the cooling tower body through a bearing, the top end of the screw rod is in threaded connection with a threaded cylinder, the top end of the threaded cylinder is connected with a cleaning frame, a cleaning brush is connected to the edge of the cleaning frame, and the cleaning brush abuts against the air inlet net. According to the cooling tower, noise reduction treatment on the inside and outside of the cooling tower is achieved through sound absorption treatment of the sound insulation layer and the vacuum sound insulation cavity, the cleaning brush is adopted for cleaning the air inlet net, then water scale and residual water stains on the air inlet net are scraped off, and the situation that the cooling effect is reduced due to unsmooth air inlet caused by blockage is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of cooling towers, in particular to a cooling tower. Background Art

[0002] Cooling tower is a cooling device commonly used in chemical plants. Its working principle is that the hot water in the water tower is released down to the cooling area, where it meets the cold air blown in from the outside of the cooling chamber. The hot water evaporates in large quantities to achieve a cooling effect. Application number CN201210411621.X is retrieved, which is a cooling tower with a sprinkler plate. The invention distributes water through a conical sprinkler plate and uses the flow of water itself to distribute water through the water distribution holes. It has a simple structure and even water distribution.

[0003] Similar to the above-mentioned cooling tower with a sprinkler plate: although water is distributed through a conical sprinkler plate and the flow of water itself is used to distribute water through the water distribution holes, firstly, the air outlet area of ​​the cooling tower close to the fan is prone to generate a lot of noise, affecting the surrounding production environment, and it does not have a noise reduction function. Secondly, during the long-term operation of the cooling tower, the air inlet network is prone to residual impurities such as scale and water stains, which are easy to be blocked, resulting in poor air inlet and thus reducing the cooling effect.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a cooling tower is proposed to achieve a more practical purpose. Utility Model Content

[0005] The purpose of the utility model is to provide a cooling tower to solve the problem that the above-mentioned cooling tower with a sprinkler tray proposed in the above-mentioned background technology is firstly that the air outlet area of ​​the cooling tower close to the fan is prone to generate a lot of noise, affecting the surrounding production environment, and it does not have a noise reduction function; secondly, during the long-term operation of the cooling tower, the air inlet net is prone to residual impurities such as scale and water stains, which are easy to be blocked, resulting in poor air inlet and thus reducing the cooling effect.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cooling tower, comprising a cooling tower body, a water collecting trough and a fan, the bottom inner wall of the cooling tower body is provided with a water collecting trough, the top of the cooling tower body is provided with an air outlet, the middle part of the air outlet is provided with a dust cover, the bottom inner wall of the air outlet is connected with a fixed bracket by fixing bolts, and the middle part of the fixed bracket is provided with a fan.

[0007] Furthermore, a conduit is provided on one side of the cooling tower body, the bottom end of the conduit passes through the cooling tower body and extends to one side of the water collecting tank where a water suction port is provided, the end of the conduit away from the water suction port passes through the cooling tower body and is connected to a spray plate, spray heads are arranged at the bottom end of the spray plate, and a water pump is provided in the middle of the conduit.

[0008] Furthermore, fillers are provided at the bottom of the spray plate, an air inlet net is arranged at the top of the water collecting trough, sound insulation layers are provided on the inner and outer walls of the cooling tower body, and a vacuum sound insulation chamber is provided inside the cooling tower body.

[0009] Furthermore, a condensation plate is arranged on the top of the spray plate, both ends of the condensation plate pass through the outer wall of the cooling tower body and are arranged obliquely, and limiting grooves are arranged on both sides of the top of the air inlet network, and filter plates are embedded in the limiting grooves.

[0010] Furthermore, a box door is provided at the bottom of one side of the cooling tower body, a handle is provided on the outer surface of the box door, the box door is connected to the filter plate, and a sealing rubber ring is provided at the inner wall edge of the box door.

[0011] Furthermore, a driving motor is provided on the outer wall of the bottom end of the cooling tower body, and a screw is connected to the inner wall of the bottom end of the cooling tower body through a bearing. The output end of the driving motor is connected to the screw, and the top end of the screw is threadedly connected to a threaded barrel, and the top end of the threaded barrel is connected to a cleaning frame, and a cleaning brush is connected to the edge of the cleaning frame, and the cleaning brush abuts against the air inlet net.

[0012] Compared with the prior art, the beneficial effects of the utility model are: a cooling tower adopts sound absorption treatment through a sound insulation layer and a vacuum sound insulation cavity, thereby realizing noise reduction treatment inside and outside the cooling tower, and adopts a cleaning brush to clean the air inlet net, thereby scraping off the scale and residual water stains on the air inlet net, avoiding blockage and poor air intake, thereby reducing the cooling effect. The specific contents are as follows:

[0013] The inner and outer walls of the cooling tower body are both provided with sound insulation layers, which are sound insulation materials such as sound insulation boards or sound insulation cotton, and have a certain sound insulation effect. A vacuum sound insulation cavity is provided inside the cooling tower body, and the vacuum medium inside the vacuum sound insulation cavity also has a sound insulation effect. The sound absorption treatment of the sound insulation layer and the vacuum sound insulation cavity realizes the noise reduction treatment inside and outside the cooling tower. A driving motor is provided on the outer wall of the bottom end of the cooling tower body, and a screw is connected to the inner wall of the bottom end of the cooling tower body through a bearing. The output end of the driving motor is connected to the screw, and the screw can be driven to rotate by the driving motor. The top end of the screw is threadedly connected to a threaded barrel, and the rotation of the screw can drive the threaded barrel to move up and down. The top end of the threaded barrel is connected to a cleaning frame, and the cleaning frame serves as a connection. The edge of the cleaning frame is connected to a cleaning brush, and the cleaning brush is in contact with the air inlet net. The screw can be driven to rotate by a driving motor, and the rotation of the screw can drive the threaded barrel to move up and down. The threaded barrel drives the cleaning brush at the edge of the cleaning frame to move up and down, thereby cleaning the air inlet net, and then scraping off the scale and residual water stains on the air inlet net to avoid blockage that causes poor air intake and reduces the cooling effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1This is a schematic diagram of the main structure of a cooling tower of the utility model;

[0015] Figure 2 This is a schematic diagram of the front view structure of a cooling tower of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of a cooling tower filter plate of the utility model;

[0017] Figure 4 The utility model is a schematic diagram of the structure of a cooling tower cleaning brush.

[0018] In the figure: 1. Cooling tower body; 2. Water collecting tank; 3. Air outlet; 4. Dust cover; 5. Fixed bracket; 6. Fan; 7. Duct; 8. Water inlet; 9. Water pump; 10. Spray plate; 101. Spray head; 11. Filler; 12. Air inlet net; 13. Sound insulation board; 14. Vacuum sound insulation chamber; 15. Condensation plate; 16. Limiting groove; 17. Filter plate; 18. Box door; 19. Sealing rubber ring; 20. Driving motor; 21. Screw; 22. Threaded cylinder; 23. Cleaning rack; 24. Cleaning brush. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-Figure 4 The utility model provides a technical solution: a cooling tower, including a cooling tower body 1, a water collecting trough 2 and a fan 6. The inner wall of the bottom end of the cooling tower body 1 is provided with a water collecting trough 2, which plays the role of storing and collecting cooling water. The top of the cooling tower body 1 is provided with an air outlet 3, and the saturated hot and humid air in the cooling tower can be discharged to the outside through the air outlet 3. The middle of the air outlet 3 is provided with a dust cover 4, which plays a dust-proof role. The bottom inner wall of the air outlet 3 is connected with a fixed bracket 5 through a fixing bolt, and the fixed bracket 5 plays a fixing role. The middle of the fixed bracket 5 is provided with a fan 6, and the fan 6 can blow the rising saturated hot and humid air to the air outlet 3 at the top of the cooling tower body 1 and discharge it to the outside.

[0021] A conduit 7 is provided on one side of the cooling tower body 1. The conduit 7 plays a diversion role. The bottom end of the conduit 7 passes through the cooling tower body 1 and extends to the side of the water collecting tank 2 where a water suction port 8 is provided. The end of the conduit 7 away from the water suction port 8 passes through the cooling tower body 1 and is connected to a spray plate 10. Spray heads 101 are arranged at the bottom end of the spray plate 10. A water pump 9 is provided in the middle of the conduit 7. The water pump 9 can pump the cooling water in the water collecting tank 2 to the spray plate 10 through the conduit 7 and then spray the cooling water evenly onto the surface of the filler 11 through the spray head 101.

[0022] The bottom of the spray plate 10 is provided with a filler 11, and the filler 11 is the required cooling medium. The cooling water is evenly sprayed to the surface of the filler 11. The water vapor formed by the evaporation of the water on the surface of the filler 11 is continuously diffused into the air, and the latent heat of the water vaporization is introduced into the air. The water evaporation absorbs heat to reduce the remaining water temperature, thereby achieving the heat absorption effect on the filler 11. The top of the water collecting tank 2 is arranged with an air inlet net 12. The air inlet net 12 plays a ventilation role so that the external dry and cold air can be blown into the interior of the cooling tower body 1 to spray and fall. The cooling water at the bottom of the cooling tower body 1 is cooled and then falls into the water collecting tank 2 for recycling. The inner and outer walls of the cooling tower body 1 are both provided with a sound insulation layer 13. The sound insulation layer 13 is a sound insulation material such as a sound insulation board or sound insulation cotton, which has a certain sound insulation effect. A vacuum sound insulation cavity 14 is provided inside the cooling tower body 1. The vacuum medium inside the vacuum sound insulation cavity 14 also has a sound insulation effect. The sound absorption treatment of the sound insulation layer 13 and the vacuum sound insulation cavity 14 realizes the noise reduction treatment of the inside and outside of the cooling tower.

[0023] A condensation plate 15 is provided on the top of the spray plate 10. The condensation plate 15 can form small water droplets when the upwardly drifting steam contacts the condensation plate 15. The small water droplets fall into the bottom of the inner wall of the cooling tower body 1, thereby achieving the purpose of water recovery. Both ends of the condensation plate 15 pass through the outer wall of the cooling tower body 1 and are arranged obliquely. Both ends of the condensation plate 15 pass through the outside of the cooling tower body 1 so that the external cold air contacts the condensation plate 15 for cooling. The inclined setting increases the contact area with the water vapor for easy collection. Limiting grooves 16 are provided on both sides of the top of the air inlet net 12. The limiting grooves 16 play a limiting role. A filter plate 17 is embedded in the limiting groove 16. The filter plate 17 plays a filtering role to prevent impurities from falling into the water collecting tank 2, thereby improving the purity of the cooling water.

[0024] A door 18 is provided at the bottom of one side of the cooling tower body 1, and a handle is provided on the outer surface of the door 18. The door 18 is connected to the filter plate 17. Pulling the handle can drive the door 18 and the filter plate 17 to move out of the cooling tower body 1, so as to facilitate daily cleaning of the filter plate 17. A sealing rubber ring 19 is provided at the inner wall edge of the door 18, and the sealing rubber ring 19 plays a sealing role to prevent water leakage from the door 18.

[0025] A driving motor 20 is provided on the outer wall of the bottom end of the cooling tower body 1, and a screw 21 is connected to the inner wall of the bottom end of the cooling tower body 1 through a bearing. The output end of the driving motor 20 is connected to the screw 21, and the driving motor 20 can drive the screw 21 to rotate. The top end of the screw 21 is threadedly connected to a threaded barrel 22. The rotation of the screw 21 can drive the threaded barrel 22 to move up and down. The top end of the threaded barrel 22 is connected to a cleaning frame 23, and the cleaning frame 23 plays a connecting role. A cleaning brush 24 is connected to the edge of the cleaning frame 23, and the cleaning brush 24 is in contact with the air inlet net 12. The screw 21 can be driven to rotate by the driving motor 20, and the rotation of the screw 21 can drive the threaded barrel 22 to move up and down. The threaded barrel 22 drives the cleaning brush 24 at the edge of the cleaning frame 23 to move up and down, thereby cleaning the air inlet net 12, and then scraping off the scale and residual water stains on the air inlet net 12 to avoid blockage resulting in poor air intake and thus reducing the cooling effect.

[0026] Working principle: When using a cooling tower, the cooling tower body 1 and the filler 11 are fixed, and the water pump 9 can pump the cooling water in the water collection tank 2 to the spray plate 10 through the conduit 7, and then the cooling water is evenly sprayed to the surface of the filler 11 through the spray head 101. The cooling water is evenly sprayed to the surface of the filler 11, and the water vapor formed by the evaporation of water on the surface of the filler 11 is continuously diffused into the air, and at the same time, the latent heat of water vaporization is introduced into the air. The water evaporation absorbs heat to reduce the remaining water temperature, thereby achieving the heat absorption effect on the filler 11, and the fan 6 can The saturated hot and humid air is blown to the air outlet 3 at the top of the cooling tower body 1 and discharged to the outside. The dust cover 4 plays a dust-proof role, and the air inlet net 12 plays a ventilation role, which is convenient for the external dry and cold air to be blown to the inside of the cooling tower body 1 to cool the cooling water that falls to the bottom of the cooling tower body 1 after spraying. After cooling, it falls into the water collection tank 2 for recycling. The inner and outer walls of the cooling tower body 1 are both provided with a sound insulation layer 13. The sound insulation layer 13 is a sound insulation material such as a sound insulation board or sound insulation cotton, which has a certain sound insulation effect. The cooling tower body 1 is provided with a sound insulation layer 13. There is a vacuum soundproof cavity 14, and the vacuum medium inside the vacuum soundproof cavity 14 also has a soundproof effect. Through the sound absorption treatment of the sound insulation layer 13 and the vacuum soundproof cavity 14, the noise reduction treatment of the inside and outside of the cooling tower is realized. The two ends of the condensation plate 15 pass through the outside of the cooling tower body 1 so that the external cold air contacts the condensation plate 15 for cooling. The inclined setting increases the contact area with the water vapor for easy collection. The filter plate 17 is embedded in the limiting groove 16. The filter plate 17 plays a filtering role to prevent impurities from falling into the water collection tank 2, thereby improving the cooling water. Purity, pulling the handle can drive the box door 18 and the filter plate 17 to move out of the cooling tower body 1, so as to facilitate daily cleaning of the filter plate 17, and the driving motor 20 can drive the screw 21 to rotate, and the rotation of the screw 21 can drive the threaded cylinder 22 to move up and down, and the threaded cylinder 22 drives the cleaning brush 24 at the edge of the cleaning frame 23 to move up and down, so as to clean the air inlet net 12, and then scrape off the scale and residual water stains on the air inlet net 12 to avoid blockage and reduce the cooling effect.

Claims

1. A cooling tower, comprising a cooling tower body (1), a water collecting tank (2) and a fan (6), characterized in that: The inner wall at the bottom end of the cooling tower body (1) is provided with a water collecting trough (2), the top end of the cooling tower body (1) is provided with an air outlet (3), the middle part of the air outlet (3) is provided with a dust cover (4), the bottom inner wall of the air outlet (3) is connected with a fixing bracket (5) via fixing bolts, and the middle part of the fixing bracket (5) is provided with a fan (6).

2. A cooling tower according to claim 1, characterized in that: A conduit (7) is provided on one side of the cooling tower body (1); the bottom end of the conduit (7) passes through the cooling tower body (1) and extends to a side of the water collecting tank (2) where a water suction port (8) is provided; the end of the conduit (7) away from the water suction port (8) passes through the cooling tower body (1) and is connected to a spray plate (10); a spray head (101) is arranged at the bottom end of the spray plate (10); and a water pump (9) is provided in the middle of the conduit (7).

3. A cooling tower according to claim 2, characterized in that: A filler (11) is arranged at the bottom of the spray plate (10), an air inlet net (12) is arranged at the top of the water collecting tank (2), the inner wall and the outer wall of the cooling tower body (1) are both provided with a sound insulation layer (13), and a vacuum sound insulation chamber (14) is arranged inside the cooling tower body (1).

4. A cooling tower according to claim 3, characterized in that: A condensation plate (15) is arranged on the top of the spray plate (10), and both ends of the condensation plate (15) pass through the outer wall of the cooling tower body (1) and are arranged obliquely. Limiting grooves (16) are arranged on both sides of the top of the air inlet net (12), and filter plates (17) are embedded in the limiting grooves (16).

5. A cooling tower according to claim 4, characterized in that: A door (18) is provided at the bottom of one side of the cooling tower body (1), a handle is provided on the outer surface of the door (18), the door (18) is connected to the filter plate (17), and a sealing rubber ring (19) is provided at the inner wall edge of the door (18).

6. A cooling tower according to claim 3, characterized in that: The outer wall of the bottom end of the cooling tower body (1) is provided with a driving motor (20), the inner wall of the bottom end of the cooling tower body (1) is connected to a screw (21) via a bearing, the output end of the driving motor (20) is connected to the screw (21), the top end of the screw (21) is threadedly connected to a threaded barrel (22), the top end of the threaded barrel (22) is connected to a cleaning frame (23), the edge of the cleaning frame (23) is connected to a cleaning brush (24), and the cleaning brush (24) is in contact with the air inlet net (12).

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