Efficient closed cooling tower structure

Abstract

The invention discloses a high-efficiency closed cooling tower structure which comprises a protection box, a water accumulation tank is arranged at the bottom of the protection box, a net plate is arranged at the top of the water accumulation tank, a plurality of windows are formed in the outer side of the protection box, shutters are arranged in the windows, a heat exchanger is arranged at the top of the net plate, and a water storage tank is arranged at the bottom of the protection box. One side of the water accumulating tank is connected with a water pump through a pipeline, the tail end of the water pump is connected with a spraying box through a pipeline, one side of the spraying box is communicated with a plurality of flow dividing pipes, the bottoms of the flow dividing pipes are communicated with a plurality of sealing rings, the bottoms of the sealing rings are provided with rotatable connecting pipes, and the bottoms of the connecting pipes are communicated with spray heads. A motor is started to enable a driving wheel to rotate, a belt wheel can be driven to rotate in cooperation with use of a transmission belt, so that a connecting pipe and a spray head are driven to rotate, the spraying range of the spray head is conveniently adjusted, the spraying quality is further improved, and the rotating stability of the connecting pipe can be guaranteed through an annular groove and a sliding block on a sealing ring.

Description

Technical Field

[0001] The invention belongs to the technical field of cooling tower structures, in particular to a high-efficiency closed cooling tower structure. Background Art

[0002] A cooling tower is a device that uses water as a circulating coolant to absorb heat from a system and discharge it into the atmosphere to lower the water temperature. It uses the heat exchange between water and air flow to generate steam, and the steam evaporates and takes away the heat to achieve the principles of evaporative heat dissipation, convection heat transfer and radiation heat transfer to dissipate the waste heat generated in industry or refrigeration and air conditioning to lower the water temperature. The device is generally barrel-shaped, hence the name cooling tower.

[0003] The working principle of the cooling tower is to cool the working fluid to a temperature close to the wet bulb air temperature or dry bulb air temperature by direct or indirect contact of cooling water in the tower with the atmosphere, and to transfer heat to the atmosphere by evaporation, condensation and heat exchange. For example, the hyperbolic natural ventilation cooling tower relies on natural convection of air and is driven by the difference in air density inside and outside; the mechanical ventilation cooling tower uses a fan to create airflow inside the tower. The efficient closed cooling tower is a convenient type of cooling tower.

[0004] In the prior art, Chinese patent CN219265046U discloses a high-efficiency closed cooling tower structure, including a tower body, wherein a water tank, a spray system and a water collector are arranged inside the tower body from bottom to top, an axial flow fan is arranged on the top of the tower body, a shutter is arranged on the outer side of the tower body, a spray water pump is arranged on one side of the lower end of the tower body, the spray water pump is connected to the inside of the water tank through a pipeline, the output end of the spray water pump is connected to the water inlet pipe, one end of the spray system is connected to the water outlet pipe, a plate heat exchanger is arranged between the water inlet pipe and the water outlet pipe, and the plate heat exchanger is located outside the tower body. The high-efficiency closed cooling tower structure is not limited to the installation space inside the cooling tower, and the plate heat exchanger is installed outside the cooling tower to improve the heat exchange efficiency.

[0005] However, the efficient closed cooling tower structure provided in the above technical solution still has many disadvantages in actual use. For example, the position of the middle nozzle of the spraying system of the efficient closed cooling tower structure is fixed, and the spraying range cannot be adjusted during spraying, which makes the spraying uneven, affects the spraying effect, and leads to poor practicality. Summary of the invention

[0006] The purpose of this section is to summarize some aspects of embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and the invention title of this application to avoid blurring the purpose of this section, the specification abstract and the invention title, and such simplifications or omissions cannot be used to limit the scope of the present invention.

[0007] In order to solve the problem that the position of the middle nozzle of the high-efficiency closed cooling tower structure spray system proposed in the above background technology is fixed, and the spraying range cannot be adjusted during spraying, resulting in uneven spraying, affecting the spraying effect and leading to poor practicality, the present invention adopts the following technical solution.

[0008] A high-efficiency closed cooling tower structure includes a protection box, a water trough is provided at the bottom of the protection box, a mesh plate is provided at the top of the water trough, a plurality of windows are opened on the outside of the protection box, shutters are provided inside the plurality of windows, a heat exchanger is provided on the top of the mesh plate, a water pump is connected to one side of the water trough through a pipeline, a spray box is connected to the end of the water pump through a pipeline, the spray box passes through the side wall of the protection box, and the spray box and the protection box are fixedly connected, a plurality of shunt pipes are connected to one side of the spray box, a plurality of sealing rings are connected to the bottom of the shunt pipes, a rotatable connecting pipe is provided at the bottom of the sealing ring, a nozzle is connected to the bottom of the connecting pipe, a plurality of water spray holes are opened at the bottom of the nozzle, and a fan is fixedly connected to the top of the protection box.

[0009] Preferably, the sealing ring is fixedly connected to the diverter pipe, the plurality of diverter pipes are evenly distributed about the horizontal center line of the spray box, and the plurality of water spray holes are evenly distributed in a ring shape about the center axis of the spray head.

[0010] Preferably, the outer dimension of the connecting pipe matches the inner dimension of the sealing ring, an annular groove is provided on the inner side of the sealing ring, the connecting pipe and the annular groove are connected by a slider, and the central axis of the connecting pipe coincides with the central axis of the sealing ring.

[0011] Preferably, the end of the shunt pipe is fixedly connected to a motor, the output end of the motor is fixedly connected to a driving wheel, the outer side of the connecting pipe is fixedly connected to a pulley, the pulley and the driving wheel are connected by a transmission belt, and the central axis of the pulley coincides with the central axis of the connecting pipe.

[0012] Preferably, a mounting plate is fixedly connected to the bottom of the protective box, and a counterweight plate is fixedly connected to the bottom of the mounting plate. Multiple positioning holes are opened on both sides of the mounting plate, and the multiple positioning holes are symmetrical about the vertical center line of the mounting plate. The vertical center line of the counterweight plate coincides with the vertical center line of the mounting plate.

[0013] Preferably, a plurality of water pipes are provided on the side of the water trough away from the water pump, the plurality of water pipes are fixedly connected to the protection box, and the vertical center line of the protection box coincides with the vertical center line of the mounting plate.

[0014] Preferably, a plurality of reinforcing bars are fixedly connected to both sides of the protection box, and the plurality of reinforcing bars are symmetrical about the vertical center line of the protection box. The top of the fan is a mesh structure, and the fan is symmetrical about the vertical center line of the protection box.

[0015] Preferably, telescopic rods are fixedly connected to the four corners of the top of the protective box, and the top ends of the multiple telescopic rods are fixedly connected to the same top cover. A spring is provided on the outside of the telescopic rod, and the central axis of the spring coincides with the central axis of the telescopic rod, and the inner size of the spring coincides with the outer size of the telescopic rod.

[0016] Preferably, the top surface of the top cover is a curved structure, a plurality of ventilation holes are opened in the center of the top cover, and the plurality of ventilation holes are located on the top of the top cover and distributed in a rectangular array.

[0017] Compared with the prior art, the present invention has the following beneficial effects: The present invention can make the spraying more uniform through the uniform distribution of multiple diversion pipes, evenly distributed nozzles and water spray holes, and the starting motor can rotate the driving wheel, and the use of the transmission belt can drive the pulley to rotate, thereby driving the connecting pipe and the nozzle to rotate, which is convenient for adjusting the spraying range of the nozzle and further improving the quality of the spraying. The annular groove and the slider on the sealing ring can ensure the stability of the rotation of the connecting pipe. The setting of the mesh plate makes it convenient for the spraying water flow to pass through the heat exchanger into the water storage tank, thereby achieving the purpose of water circulation cooling.

[0018] The present invention can allow air to enter and flow out of the device through the arrangement of shutters and fans, and the top cover can protect the fan. At the same time, the mesh structure on the top of the fan can protect the fan blades. The shutters can be used to adjust the flow rate of the air entering the interior of the device, and the elasticity of the telescopic rod and the spring can be used to enhance the anti-collision ability of the top cover, so that the top cover can play a buffering role when a collision occurs, thereby protecting the device in hail weather, and the reinforcing strips can be used to improve the strength of the protective box, so that the protective box is not easily deformed.

[0019] The present invention utilizes a water pipe to inject water into a water tank, starts a water pump, draws water in the water tank into a spray box, and transports the water to a spray head through a shunt pipe and a connecting pipe, thereby performing spraying. In conjunction with components such as a heat exchanger inside the protective box, the purpose of cooling can be achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of a partial three-dimensional structure of the present invention; Figure 3 It is a schematic diagram of the bottom three-dimensional structure of the present invention; Figure 4 It is a schematic diagram of the three-dimensional structure of the heat exchanger of the present invention; Figure 5 It is a schematic diagram of the three-dimensional structure of the spray box of the present invention; Figure 6 It is a schematic diagram of the three-dimensional structure of the connecting pipe of the present invention; Figure 7 It is a schematic diagram of the three-dimensional structure of the shunt pipe of the present invention; Figure 8 For the present invention Figure 7 Schematic diagram of the enlarged structure of part A in the middle.

[0021] The corresponding relationship between the illustrations and component names in the figure is as follows: 1. Protective box; 2. Water trough; 3. Mesh plate; 4. Shutters; 5. Heat exchanger; 6. Water pump; 7. Spray box; 8. Diverter pipe; 9. Sealing ring; 10. Connecting pipe; 11. Spray head; 12. Water spray hole; 13. Fan; 14. Ring groove; 15. Motor; 16. Drive wheel; 17. Pulley; 18. Drive belt; 19. Mounting plate; 20. Counterweight plate; 21. Positioning hole; 22. Water pipe; 23. Reinforcement strip; 24. Telescopic rod; 25. Top cover; 26. Spring; 27. Ventilation hole. DETAILED DESCRIPTION

[0022] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0024] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not refer to the same embodiment, nor is it a separate or selective embodiment that is mutually exclusive with other embodiments. The present invention provides the following embodiments.

[0025] See also Figure 1-8An embodiment of the present invention is as follows: a high-efficiency closed cooling tower structure comprises a protective box 1, a mounting plate 19 is fixedly connected to the bottom of the protective box 1, a counterweight plate 20 is fixedly connected to the bottom of the mounting plate 19, a plurality of positioning holes 21 are provided on both sides of the mounting plate 19, the plurality of positioning holes 21 are symmetrical about the vertical center line of the mounting plate 19, the vertical center line of the counterweight plate 20 coincides with the vertical center line of the mounting plate 19, the device can be placed on the ground through the mounting plate 19, the positioning holes 21 and external bolts are used in combination to fix the device to the ground, and the installation of the device is completed, the setting of the counterweight plate 20 can increase the weight of the bottom of the device, thereby improving the stability of the installation of the device.

[0026] In this embodiment, a water trough 2 is provided at the bottom of the protection box 1, and a plurality of water pipes 22 are provided on the side of the water trough 2 away from the water pump 6. The plurality of water pipes 22 are fixedly connected to the protection box 1, and the vertical center line of the protection box 1 coincides with the vertical center line of the mounting plate 19. In this embodiment, a mesh plate 3 is provided on the top of the water trough 2, a plurality of windows are opened on the outside of the protection box 1, and shutters 4 are provided inside the plurality of windows. The shutters 4 are symmetrically arranged, and the device can take in air from different directions. A heat exchanger 5 is provided on the top of the mesh plate 3, and a water pump 6 is connected to one side of the water trough 2 through a pipeline, and a spray box 7 is connected to the end of the water pump 6 through a pipeline. The spray box 7 passes through the side wall of the protection box 1, and the spray box 7 and the protection box 1 are fixedly connected. A plurality of shunt pipes 8 are connected to one side of the spray box 7, and a plurality of sealing rings 9 are connected to the bottom of the shunt pipe 8. A rotatable connecting pipe 10 is provided at the bottom of the sealing ring 9, and a nozzle 11 is connected to the bottom of the connecting pipe 10.

[0027] Furthermore, water can be poured into the water storage tank 2 by utilizing the water pipe 22, and the water pump 6 can be started to pump the water in the water storage tank 2 into the spray box 7, and transported to the nozzle 11 through the diversion pipe 8 and the connecting pipe 10 for spraying. In combination with the heat exchanger 5 and other components inside the protective box 1, the purpose of cooling can be achieved.

[0028] In this embodiment, a plurality of water spray holes 12 are provided at the bottom of the nozzle 11, the sealing ring 9 and the diversion pipe 8 are fixedly connected, the plurality of diversion pipes 8 are evenly distributed about the horizontal center line of the spray box 7, and the plurality of water spray holes 12 are evenly distributed in a ring shape about the central axis of the nozzle 11. A fan 13 is fixedly connected to the top of the protective box 1. The even distribution of the plurality of diversion pipes 8, together with the evenly distributed nozzles 11 and water spray holes 12, can make the spraying more uniform.

[0029] In this embodiment, a motor 15 is fixedly connected to the end of the shunt pipe 8, a driving wheel 16 is fixedly connected to the output end of the motor 15, a pulley 17 is fixedly connected to the outer side of the connecting pipe 10, the pulley 17 and the driving wheel 16 are connected by a transmission belt 18, the central axis of the pulley 17 coincides with the central axis of the connecting pipe 10, and starting the motor 15 causes the driving wheel 16 to rotate. With the use of the transmission belt 18, the pulley 17 can be driven to rotate, thereby driving the connecting pipe 10 and the nozzle 11 to rotate, which is convenient for adjusting the spraying range of the nozzle 11 and further improving the quality of the spraying.

[0030] In this embodiment, the outer size of the connecting pipe 10 is consistent with the inner size of the sealing ring 9, and an annular groove 14 is provided on the inner side of the sealing ring 9. The connecting pipe 10 and the annular groove 14 are connected by a slider. The central axis of the connecting pipe 10 coincides with the central axis of the sealing ring 9. The annular groove 14 and the slider on the sealing ring 9 can ensure the stability of the rotation of the connecting pipe 10. The setting of the mesh plate 3 facilitates the spraying water flow to pass through the heat exchanger 5 into the water storage tank 2, thereby achieving the purpose of water circulation cooling.

[0031] In this embodiment, multiple reinforcement strips 23 are fixedly connected to both sides of the protective box 1, and the multiple reinforcement strips 23 are symmetrical about the vertical center line of the protective box 1. The top of the fan 13 is a mesh structure, and the fan 13 is symmetrical about the vertical center line of the protective box 1. The reinforcement strips 23 can improve the strength of the protective box 1, making it less likely for the protective box 1 to be deformed.

[0032] In this embodiment, telescopic rods 24 are fixedly connected to the four corners of the top of the protective box 1, and the top ends of the multiple telescopic rods 24 are fixedly connected to the same top cover 25. A spring 26 is provided on the outside of the telescopic rod 24, and the central axis of the spring 26 coincides with the central axis of the telescopic rod 24, and the inner size of the spring 26 coincides with the outer size of the telescopic rod 24.

[0033] Furthermore, by setting the shutter 4 and the fan 13, air can enter and flow out of the device, and the top cover 25 can protect the fan 13. At the same time, the mesh structure on the top of the fan 13 can protect the blades of the fan 13. The shutter 4 can adjust the flow rate of the air entering the interior of the device, and the elasticity of the telescopic rod 24 and the spring 26 can enhance the anti-collision ability of the top cover 25, so that the top cover 25 can play a buffering role when a collision occurs, thereby protecting the device in hail weather.

[0034] In this embodiment, the top surface of the top cover 25 is a curved structure, and a plurality of ventilation holes 27 are provided in the center of the top cover 25. The plurality of ventilation holes 27 are located at the top of the top cover 25 and are distributed in a rectangular array. The plurality of ventilation holes 27 are provided on the top cover 25 to ensure the exhaust of the fan 13.

[0035] Working principle: When using the device, first, the device can be placed on the ground through the mounting plate 19. The positioning hole 21 and the external bolts can be used to fix the device to the ground to complete the installation of the device. The setting of the counterweight plate 20 can increase the weight of the bottom of the device, thereby improving the stability of the installation of the device. The water pipe 22 can be used to fill the water tank 2. The water pump 6 is started to draw the water in the water tank 2 into the spray box 7 and transport it to the nozzle 11 through the diversion pipe 8 and the connecting pipe 10 for spraying. In conjunction with the heat exchanger 5 and other components inside the protective box 1, the cooling purpose can be achieved.

[0036] The uniform distribution of multiple branch pipes 8, combined with the uniformly distributed nozzles 11 and water spray holes 12, can make the spraying more uniform. Starting the motor 15 can rotate the driving wheel 16. Combined with the use of the transmission belt 18, the pulley 17 can be driven to rotate, thereby driving the connecting pipe 10 and the nozzle 11 to rotate, which is convenient for adjusting the spraying range of the nozzle 11 and further improving the quality of the spraying. The annular groove 14 and the slider on the sealing ring 9 can ensure the stability of the rotation of the connecting pipe 10. The setting of the mesh plate 3 facilitates the spraying water flow to enter the water storage tank 2 through the heat exchanger 5, thereby achieving the purpose of water circulation cooling and improving the cooling efficiency, so that the cooling tower has the purpose of efficient cooling.

[0037] By setting the shutter 4 and the fan 13, air can enter and flow out of the device, and the top cover 25 can protect the fan 13. At the same time, the mesh structure on the top of the fan 13 can protect the blades of the fan 13. The shutter 4 can adjust the flow rate of the air entering the inside of the device, and the elasticity of the telescopic rod 24 and the spring 26 can enhance the anti-collision ability of the top cover 25, so that the top cover 25 can play a buffering role when a collision occurs, thereby protecting the device in hail weather. The strength of the protective box 1 can be improved by the reinforcing strip 23, so that the protective box 1 is not easily deformed. A plurality of ventilation holes 27 are provided on the top cover 25 to ensure the exhaust of the fan 13.

[0038] The above content is a further detailed description of the present invention in combination with specific implementation methods. It cannot be determined that the specific implementation of the present invention is limited to these descriptions. For ordinary technicians in the technical field to which the present invention belongs, several simple deductions or substitutions can be made without departing from the concept of the present invention, which should be regarded as belonging to the scope of protection determined by the claims submitted for the present invention.

Claims

1. A high-efficiency closed cooling tower structure, comprising a protective box (1), characterized in that: The bottom of the protection box (1) is provided with a water trough (2), the top of the water trough (2) is provided with a mesh plate (3), the outer side of the protection box (1) is provided with a plurality of windows, the interiors of the plurality of windows are provided with shutters (4), the top of the mesh plate (3) is provided with a heat exchanger (5), one side of the water trough (2) is connected to a water pump (6) via a pipeline, the end of the water pump (6) is connected to a spray box (7) via a pipeline, the spray box (7) passes through the side wall of the protection box (1), and the spray box (7) and the protection box (1) are fixedly connected, one side of the spray box (7) is connected to a plurality of shunt pipes (8), the bottom of the shunt pipes (8) is connected to a plurality of sealing rings (9), the bottom of the sealing ring (9) is provided with a rotatable connecting pipe (10), the bottom of the connecting pipe (10) is connected to a spray head (11), the bottom of the spray head (11) is provided with a plurality of water spray holes (12), and the top of the protection box (1) is fixedly connected to a fan (13).

2. The high-efficiency closed cooling tower structure according to claim 1 is characterized in that: The sealing ring (9) and the diverter pipe (8) are fixedly connected, the plurality of diverter pipes (8) are evenly distributed about the horizontal center line of the spray box (7), and the plurality of water spray holes (12) are evenly distributed in a ring shape about the center axis of the spray head (11).

3. The high-efficiency closed cooling tower structure according to claim 2 is characterized in that: The outer dimensions of the connecting pipe (10) match the inner dimensions of the sealing ring (9); an annular groove (14) is provided on the inner side of the sealing ring (9); the connecting pipe (10) and the annular groove (14) are connected via a sliding block; and the central axis of the connecting pipe (10) coincides with the central axis of the sealing ring (9).

4. The high-efficiency closed cooling tower structure according to claim 3 is characterized in that: The end of the shunt pipe (8) is fixedly connected to a motor (15), the output end of the motor (15) is fixedly connected to a driving wheel (16), the outer side of the connecting pipe (10) is fixedly connected to a pulley (17), the pulley (17) and the driving wheel (16) are connected via a transmission belt (18), and the central axis of the pulley (17) coincides with the central axis of the connecting pipe (10).

5. The high-efficiency closed cooling tower structure according to claim 4 is characterized in that: The bottom of the protective box (1) is fixedly connected to a mounting plate (19), and the bottom of the mounting plate (19) is fixedly connected to a counterweight plate (20). A plurality of positioning holes (21) are provided on both sides of the mounting plate (19), and the plurality of positioning holes (21) are symmetrical about the vertical center line of the mounting plate (19), and the vertical center line of the counterweight plate (20) coincides with the vertical center line of the mounting plate (19).

6. The high-efficiency closed cooling tower structure according to claim 5 is characterized in that: A plurality of water pipes (22) are provided on a side of the water trough (2) away from the water pump (6); the plurality of water pipes (22) are fixedly connected to the protection box (1); and the vertical center line of the protection box (1) coincides with the vertical center line of the mounting plate (19).

7. The high-efficiency closed cooling tower structure according to claim 6 is characterized in that: A plurality of reinforcing strips (23) are fixedly connected to both sides of the protection box (1), and the plurality of reinforcing strips (23) are symmetrical about the vertical center line of the protection box (1). The top of the fan (13) is a mesh structure, and the fan (13) is symmetrical about the vertical center line of the protection box (1).

8. The high-efficiency closed cooling tower structure according to claim 7 is characterized in that: The top four corners of the protective box (1) are fixedly connected to telescopic rods (24), the top ends of the multiple telescopic rods (24) are fixedly connected to the same top cover (25), a spring (26) is arranged on the outside of the telescopic rod (24), the central axis of the spring (26) coincides with the central axis of the telescopic rod (24), and the inner size of the spring (26) coincides with the outer size of the telescopic rod (24).

9. The high-efficiency closed cooling tower structure according to claim 8, characterized in that: The top surface of the top cover (25) is a curved surface structure, and a plurality of ventilation holes (27) are provided at the center of the top cover (25). The plurality of ventilation holes (27) are located on the top of the top cover (25) and are distributed in a rectangular array.

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