CN215337822U

CN215337822U - Novel closed cooling tower

Info

Publication number: CN215337822U
Application number: CN202121179369.5U
Authority: CN
Inventors: 王永华
Original assignee: Shandong Huaxin Electric Furnace Co ltd
Current assignee: Shandong Huaxin Electric Furnace Co ltd
Priority date: 2021-05-29
Filing date: 2021-05-29
Publication date: 2021-12-28
Anticipated expiration: 2031-05-29

Abstract

The utility model relates to the technical field of cooling towers, and discloses a novel closed cooling tower which comprises a cooling tower body, wherein a water inlet assembly and a water return assembly are respectively arranged on two sides of the cooling tower body, the water inlet assembly comprises a water inlet pump, the input end of the water inlet pump is connected with a water pipe, the output end of the water inlet pump is connected with a water inlet joint, a first valve and a water inlet pipe are respectively connected onto the water inlet joint, a second valve is connected onto the water inlet pipe, a top spray pipe is communicated onto the second valve, the top spray pipe is positioned at the top of the cooling tower body, a top spray head is connected below the top spray pipe, a bottom spray pipe is communicated onto the first valve, water is injected into the cooling tower body by the water inlet pump, then the top spray pipe, the bottom spray pipe and the bottom spray head spray water, so that the contact area between a heat exchange pipe and the water in the cooling tower body is increased, realize the high-efficient heat transfer cooling, improve device cooling efficiency.

Description

Novel closed cooling tower

Technical Field

The utility model relates to the technical field of cooling towers, in particular to a novel closed cooling tower.

Background

The cooling tower is a device which uses water as circulating coolant, absorbs heat from a system and discharges the heat to the atmosphere so as to reduce the water temperature; the cooling is an evaporation and heat dissipation device which utilizes the principles that water is in flowing contact with air and then carries out heat exchange to generate steam, the steam volatilizes and takes away heat to achieve evaporation and heat dissipation, convection heat transfer, radiation heat transfer and the like to dissipate waste heat generated in industry or refrigeration air conditioners to reduce the water temperature, the device is generally barrel-shaped, so the device is named as a cooling tower, and the cooling tower is a comprehensive product integrating various subjects such as aerodynamics, thermodynamics, fluidics, chemistry, biochemistry, materials science, static and dynamic structure mechanics, processing technology and the like. The water quality is a function of multiple variables, and the cooling is a process integrating multiple factors, multiple variables and multiple effects.

Closed cooling towers are a variation and development of conventional cooling towers. It is actually a combination of an evaporative cooling tower, a cooler and a wet cooling tower, and it is a horizontal evaporative cooling tower, in which the process fluid flows through the inside of the pipe and the air flows through the outside of the pipe, and they do not contact each other. The water in the water storage tank at the bottom of the tower is pumped by a circulating pump and then is sent out of the pipe to be uniformly sprayed. The heat exchanger is not contacted with process fluid hot water or refrigerant and air outside the pipe, so that the heat exchanger becomes a closed cooling tower, and the heat transfer and mass transfer effects are enhanced through spray water.

At present, in the use to closed cooling tower, it is unsatisfactory to placing of a plurality of heat exchange tubes now, can not effectual increase and the area of contact of water, can't realize the endothermic evaporation cooling of water, greatly reduced cooling and the temperature replacement effect to the heat exchange tube, and be not convenient for carry out the recycle to the water after the inside sprays to and the external stabilization is intake, very big increase to the waste of water resource, lead to the device practicality not high, to this we propose a novel closed cooling tower.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel closed cooling tower, which solves the problems that in the prior art, the arrangement of a plurality of heat exchange tubes is not ideal, the contact area with water cannot be effectively increased, the heat absorption evaporation cooling of water cannot be realized, the cooling and temperature replacement effects of the heat exchange tubes are greatly reduced, the water after internal spraying is inconvenient to recycle, the water enters from the outside stably, the waste of water resources is greatly increased, and the practicability of the device is not high.

In order to achieve the purpose, the utility model provides the following technical scheme: the cooling tower comprises a cooling tower body, wherein a water inlet component and a water return component are respectively arranged on two sides of the cooling tower body, the water inlet component comprises a water inlet pump, the input end of the water inlet pump is connected with a water pipe, the output end of the water inlet pump is connected with a water inlet joint, the water inlet joint is respectively connected with a first valve and a water inlet pipe, the water inlet pipe is connected with a second valve, the second valve is communicated with a top spray pipe, the top spray pipe is positioned at the top of the cooling tower body, a top spray nozzle is connected below the top spray pipe, a bottom spray pipe is communicated on the first valve, the bottom spray pipe is positioned at the bottom of the cooling tower body, a bottom spray nozzle is connected above the bottom spray pipe, the water return component comprises a three-way valve arranged at the bottom of the cooling tower body, the three-way valve is communicated with the cooling tower body, and the other end of the three-way valve is connected with a water return inlet pipe, the water return inlet pipe is connected with a water return pump, the output end of the water return pump is connected with a water return connector, the water return connector is respectively connected with a third valve and a water return outlet pipe, the water return outlet pipe is connected with a fourth valve, the fourth valve is communicated with the top spray pipe, and the third valve is communicated with the bottom spray pipe.

Preferably, the top shower nozzle and the bottom shower nozzle all are equipped with a plurality ofly, and a plurality of top shower nozzles and bottom shower nozzle are the form of arranging side by side.

Preferably, the top of the cooling tower body is provided with a fan, and the tower bodies on the two sides of the fan are provided with exhaust ports.

Preferably, be equipped with the heat exchange tube subassembly in the cooling tower body, the heat exchange tube subassembly includes a plurality of intake pipes, and a plurality of intake pipes are and form run through the tower body side by side, every all the intercommunication has the heat exchange tube in the intake pipe, just the heat exchange tube is "return" type setting, and arranges along the pyramid form, be connected with the outlet duct on the heat exchange tube, the outlet duct runs through the outside extension of tower body.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the utility model relates to a novel closed cooling tower, which is provided with a water inlet assembly and a water return assembly, wherein a water inlet pump is used for injecting water into a cooling tower body, and then the water is sprayed out by a top spray pipe, a top spray head, a bottom spray pipe and a bottom spray head, so that the contact area between a heat exchange pipe in the cooling tower body and the water is increased, the efficient heat exchange cooling is realized, and the cooling efficiency of the device is improved.

(2) The utility model relates to a novel closed cooling tower, which is provided with a heat exchange tube assembly, wherein a Chinese character 'hui' type heat exchange tube is adopted, so that the input hot air can be uniformly dispersed in each single air inlet tube, when a top sprayer and a bottom sprayer spray water out, the heat exchange efficiency can be accelerated, and a plurality of heat exchange tubes are distributed in a pyramid shape, so that the contact between the plurality of heat exchange tubes and the water can not be influenced, and the heat exchange effect is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic top view of the heat exchange tube of the present invention.

In the reference symbols: 1. cooling the tower body; 11. an exhaust port; 12. a fan; 13. a three-way valve; 21. an air inlet pipe; 22. a heat exchange pipe; 23. an air outlet pipe; 31. a water inlet pump; 32. a water inlet joint; 321. a first valve; 33. a water inlet pipe; 331. a second valve; 34. a top shower; 35. a top shower head; 36. a bottom shower; 37. a bottom nozzle; 41. a water return pump; 42. a backwater inlet pipe; 43. a water return joint; 431. a third valve; 44. a backwater outlet pipe; 441. and a fourth valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-2, the present invention provides a novel enclosed cooling tower, which comprises: the cooling tower comprises a cooling tower body 1, both sides of the cooling tower body 1 are respectively provided with a water inlet component and a water return component, the water inlet component comprises a water inlet pump 31, the input end of the water inlet pump 31 is connected with a water pipe, the output end of the water inlet pump 31 is connected with a water inlet connector 32, the water inlet connector 32 is respectively connected with a first valve 321 and a water inlet pipe 33, the water inlet pipe 33 is connected with a second valve 331, the second valve 331 is communicated with a top spray pipe 34, the top spray pipe 34 is positioned at the top of the cooling tower body 1, a top spray nozzle 35 is connected below the top spray pipe 34, a bottom spray pipe 36 is communicated with the first valve 321, the bottom spray pipe 36 is positioned at the bottom of the cooling tower body 1, a bottom spray nozzle 37 is connected above the bottom spray pipe 36, the water return component comprises a three-way valve 13 arranged at the bottom of the cooling tower body 1, the three-way valve 13 is communicated with the cooling tower body 1, the other end of the three-way valve 13 is connected with a water return inlet pipe 42, the water return inlet pipe 42 is connected with a water return pump 41, the output end of the water return pump 41 is connected with a water return joint 43, the water return joint 43 is respectively connected with a third valve 431 and a water return outlet pipe 44, the water return outlet pipe 44 is connected with a fourth valve 441, the fourth valve 441 is communicated with the top spray pipe 34, the third valve 431 is communicated with the bottom spray pipe 36, the top spray head 35 and the bottom spray head 37 are both provided with a plurality of spray heads, and the plurality of top spray heads 35 and the plurality of bottom spray heads 37 are arranged in parallel.

In this embodiment, the water inlet pump 31 is turned on, the water inlet pump 31 feeds water from the input end, the third valve 431 and the fourth valve 441 are closed, the first valve 321 and the second valve 331 are opened, the water inlet pump 31 sprays water from the bottom spray pipe 36 and the spray heads on the top spray pipe 35, the contact area between the heat exchange pipe and the water is increased by adopting a top and bottom spraying mode, thereby increasing the heat exchange efficiency, when a large amount of water remains in the cooling tower body, the water inlet pump 31, the first valve 321 and the second valve 331 are closed, the water return pump 41, the three-way valve 13, the third water pump 431 and the fourth water pump 441 are opened, the water is fed into the water return pump 41 from the water return inlet pipe 42 by the three-way valve 13, and the water is respectively injected into the spray heads on the top spray pipe 34 and the bottom spray pipe 36 by the water return pump 41, thereby realizing the recycling of the water.

Further, a fan 12 is arranged at the top of the cooling tower body 1, and exhaust ports 11 are arranged on the tower body on two sides of the fan 12.

In this embodiment, the fan 12 can inject the outside air into the tower body, and the evaporated air in the tower body is discharged from the exhaust port 11, so that the circulation of the air is realized and the heat discharge is accelerated.

Further, be equipped with the heat exchange tube subassembly in the cooling tower body 1, the heat exchange tube subassembly includes a plurality of intake pipes 21, and a plurality of intake pipes 21 are the form side by side and run through the tower body, all communicates on every intake pipe 21 has heat exchange tube 22, and heat exchange tube 22 is "return" type setting, and arranges along the pyramid form, is connected with outlet duct 23 on the heat exchange tube 22, and outlet duct 23 runs through the outside extension of tower body.

In this embodiment, the heat exchange tubes 22 shaped like a Chinese character 'hui' are adopted, so that each single air inlet tube 21 can uniformly disperse the input hot air, and when the top nozzle 35 and the bottom nozzle 37 spray water out, the heat exchange efficiency can be accelerated, and the heat exchange tubes 22 are distributed in a pyramid shape, so that the contact between the heat exchange tubes 22 and the water is not influenced, and the heat exchange effect is ensured.

Specifically, the working principle and the using process of the utility model are as follows: after the device is installed, hot air enters from the air inlet pipe 21 and is dispersed by the heat exchange pipe 22, the water inlet pump 31 is opened, the water inlet pump 31 is used for feeding water from the input end, the third valve 431 and the fourth valve 441 are closed, the first valve 321 and the second valve 331 are opened, the water is sprayed out by the water inlet pump 31 from the bottom spray pipe 36 and the spray heads on the top spray pipe 35, and the contact area between the heat exchange pipe 22 and the water is increased by adopting a top-bottom spraying mode until the whole working sequence is completed.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The novel closed cooling tower is characterized by comprising a cooling tower body (1), wherein a water inlet component and a water return component are respectively arranged on two sides of the cooling tower body (1), the water inlet component comprises a water inlet pump (31), the input end of the water inlet pump (31) is connected with a water pipe, the output end of the water inlet pump (31) is connected with a water inlet joint (32), the water inlet joint (32) is respectively connected with a first valve (321) and a water inlet pipe (33), the water inlet pipe (33) is connected with a second valve (331), the second valve (331) is communicated with a top spray pipe (34), the top spray pipe (34) is positioned at the top of the cooling tower body (1), a top spray head (35) is connected below the top spray pipe (34), a bottom spray pipe (36) is communicated with the first valve (321), and the bottom spray pipe (36) is positioned at the bottom of the cooling tower body (1), and the top of bottom shower (36) is connected with bottom shower nozzle (37), the return water subassembly is including setting up three-way valve (13) in cooling tower body (1) bottom, three-way valve (13) are linked together with cooling tower body (1), the other end of three-way valve (13) is connected with the return water and advances pipe (42), the return water advances pipe (42) and is connected with return water pump (41), return water joint (43) is connected to the output of return water pump (41), be connected with third valve (431) and return water exit tube (44) on return water joint (43) respectively, be connected with fourth valve (441) on return water exit tube (44), just fourth valve (441) are linked together with top shower (34), third valve (431) are linked together with bottom shower (36).

2. The new closed cooling tower as claimed in claim 1, wherein: the top spray heads (35) and the bottom spray heads (37) are arranged in parallel.

3. The new closed cooling tower as claimed in claim 1, wherein: the top of cooling tower body (1) is equipped with fan (12), all be equipped with gas vent (11) on the tower body of fan (12) both sides.

4. The new closed cooling tower as claimed in claim 1, wherein: be equipped with the heat exchange tube assembly in cooling tower body (1), the heat exchange tube assembly includes a plurality of intake pipes (21), and a plurality of intake pipes (21) are the form side by side and run through the tower body, every all the intercommunication has heat exchange tube (22) in intake pipe (21), just heat exchange tube (22) are "return" type setting, and arrange along the pyramid form, be connected with outlet duct (23) on heat exchange tube (22), outlet duct (23) run through the outside extension of tower body.