CN216558390U - Open cooling tower - Google Patents
Open cooling tower Download PDFInfo
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- CN216558390U CN216558390U CN202123384902.4U CN202123384902U CN216558390U CN 216558390 U CN216558390 U CN 216558390U CN 202123384902 U CN202123384902 U CN 202123384902U CN 216558390 U CN216558390 U CN 216558390U
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Abstract
The utility model belongs to the technical field of cooling towers, and discloses an open type cooling tower which works by firstly operating a water pumping assembly and pumping waste hot water out under pressure to a plate-fin type air cooler for carrying out primary heat exchange, wherein in the flowing process of the waste hot water in the plate-fin type air cooler, the heat of the waste hot water is transferred to the plate-fin type air cooler and is partially dissipated by the plate-fin type air cooler. And then the waste hot water is pumped out from the plate-fin air cooler to the water distributor, and is uniformly sprayed downwards on the filler by the water distributor to form a water film, so that the contact area of the waste hot water is enlarged, at the moment, the air flow generating fan works, air outside the tower body is sucked in and carries out secondary heat exchange with the waste hot water on the filler, and finally steam is formed and heat is taken away. Therefore, the open cooling tower can carry out heat exchange twice during the primary transportation of the waste hot water, can obviously reduce the temperature of the waste hot water, shortens the cooling time of the waste hot water, and has excellent use effect and practicability.
Description
Technical Field
The utility model belongs to the technical field of cooling towers, and particularly relates to an open type 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 cold is an evaporation and heat dissipation device which utilizes the principle 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 so as to ensure the normal operation of the system, and the device is generally barrel-shaped and is named as a cooling tower. 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. When the cooling tower is used, circulating water is pumped to the water distributor and sprayed on the filler, and the circulating water falls into the water collecting tank after heat exchange under the action of cooling air at the bottom or the side surface, so that the heat dissipation effect is general, and the overall cooling effect of the cooling tower is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an open type cooling tower, and aims to solve the technical problems that the existing cooling tower has a common heat dissipation effect and a poor integral cooling effect.
In order to achieve the above object, an embodiment of the present invention provides an open cooling tower, including:
the input end of the water pumping assembly is connected with external waste hot water and is used for pumping out the waste hot water in a pressurizing manner;
the input end of the plate-fin air cooler is connected with the output end of the water pumping assembly and is used for accessing waste hot water and carrying out heat exchange;
the tower body is internally hollow, and a cooling reaction chamber is formed in the tower body;
the water distributor is erected above the cooling reaction chamber and is connected with the output end of the plate-fin air cooler and used for accessing waste hot water and uniformly spraying the waste hot water downwards;
the filler is erected in the middle of the cooling reaction chamber so as to enlarge the contact area of the waste hot water and form a water film;
the air flow generating fan is arranged at the top of the cooling reaction chamber and used for sucking air outside the tower body and exchanging heat with waste hot water on the filler;
and the water collecting tank is fixedly arranged at the bottom of the cooling reaction chamber and is used for collecting water drops flowing down from the filler.
Optionally, the plate-fin air cooler comprises a plate-fin radiator and a cooling fan; the two end parts of the plate-fin radiator are respectively connected with the output end of the water pumping assembly and the input end of the water distributor, and a plurality of pipelines for waste hot water to circulate are arranged in the plate-fin radiator and are used for exchanging the heat of the waste hot water; the cooling fan cover is arranged on the plate-fin radiator and used for generating air flow and cooling and radiating each pipeline.
Optionally, the plate-fin radiator includes a liquid inlet pipe, a liquid outlet pipe and a plurality of guide fins; the liquid inlet pipeline and the liquid outlet pipeline are arranged in parallel, the liquid inlet pipeline is connected with the output end of the water pumping assembly, and the liquid outlet pipeline is connected with the input end of the water distributor; the guide fins are arranged in a hollow mode and form a pipeline for waste hot water to circulate, and the upper end and the lower end of each guide fin are respectively communicated with the liquid inlet pipeline and the liquid outlet pipeline.
Optionally, a plurality of the guide fins are arranged at intervals along the length direction of the liquid inlet pipeline and the liquid outlet pipeline, the guide fins are parallel to each other, and a heat dissipation groove for rapid heat dissipation is formed between every two adjacent guide fins.
Optionally, the liquid inlet pipeline and the liquid outlet pipeline are arranged in parallel in the height direction, the liquid inlet pipeline is located at the bottom of the plate-fin radiator, and the liquid outlet pipeline is located at the top of the plate-fin radiator; and waste hot water enters from the liquid inlet pipeline, is lifted upwards in the guide fins and is output from the liquid outlet pipeline.
Optionally, the cooling fan is provided with two, two the cooling fan along the length direction interval arrangement of inlet liquid pipeline with go out the liquid pipeline is in a plurality of on the guide fin.
Optionally, a plurality of air inlets communicated with the cooling reaction chamber are horizontally arranged below the tower body in a penetrating manner along the circumferential direction of the tower body, and an air outlet communicated with the cooling reaction chamber is vertically arranged at the top of the tower body in a penetrating manner; the air flows through the air inlet, the filler, the water distributor, the air flow generating fan and the air outlet in sequence.
Optionally, the water distributor is laid above the cooling reaction chamber, and a plurality of spray heads are arranged at the bottom of the water distributor at equal intervals along the length direction of the water distributor.
One or more technical solutions in the open cooling tower provided by the embodiment of the present invention have at least one of the following technical effects: when the open cooling tower works, the water pumping assembly works at first and pumps the waste hot water out of the plate-fin air cooler under pressure to carry out primary heat exchange, and in the flowing process of the waste hot water in the plate-fin air cooler, the heat of the waste hot water is transferred into the plate-fin air cooler and is partially dissipated by the plate-fin air cooler. And then the waste hot water is pumped out from the plate-fin air cooler to the water distributor, and is uniformly sprayed downwards on the filler by the water distributor to form a water film, so that the contact area of the waste hot water is enlarged, at the moment, the air flow generating fan works, air outside the tower body is sucked in and carries out secondary heat exchange with the waste hot water on the filler, and finally steam is formed and heat is taken away. Therefore, the open cooling tower can carry out heat exchange twice during the primary transportation of the waste hot water, can obviously reduce the temperature of the waste hot water, shortens the cooling time of the waste hot water, has excellent use effect and practicability, can guide collected water drops back to the water collecting tank for reuse, realizes the recycling of water resources and saves resources.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions 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 it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an open cooling tower according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a plate-fin air cooler according to an embodiment of the present invention.
Fig. 3 is a top view of the open cooling tower provided in the embodiment of the present invention, without the water pumping assembly and the plate-fin air cooler.
Fig. 4 is a sectional view taken along line a-a of fig. 3.
Wherein, in the figures, the respective reference numerals:
100. a water pumping assembly;
200. a plate-fin air cooler; 210. A plate-fin heat sink; 211. A liquid inlet pipeline; 212. A liquid outlet pipeline; 213. A guide fin; 214. A heat sink; 220. A cooling fan;
300. a tower body; 310. Cooling the reaction chamber; 320. An air inlet; 330. An air outlet;
400. a water distributor; 410. A sprinkler head;
500. a filler;
600. a wind flow generating fan;
700. a water collecting tank.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the utility model.
In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
In one embodiment of the present invention, as shown in fig. 1 and 4, there is provided an open cooling tower comprising:
the input end of the water pumping assembly 100 is connected with external waste hot water and is used for pumping out the waste hot water in a pressurized mode;
the input end of the plate-fin air cooler 200 is connected with the output end of the water pumping assembly 100 and is used for accessing waste hot water and carrying out heat exchange;
the tower body 300, a cooling reaction chamber 310 is formed in the hollow interior of the tower body 300;
the water distributor 400 is erected above the cooling reaction chamber 310, and the water distributor 400 is connected with the output end of the plate-fin air cooler 200 and is used for receiving waste hot water and uniformly spraying the waste hot water downwards;
the packing 500 is erected in the middle of the cooling reaction chamber 310 to enlarge the contact area of the waste hot water and form a water film;
an air flow generating fan 600, wherein the air flow generating fan 600 is erected at the top of the cooling reaction chamber 310, and is used for sucking air outside the tower body 300 and exchanging heat with waste hot water on the packing 500;
and a water collecting tank 700, wherein the water collecting tank 700 is fixedly arranged at the bottom of the cooling reaction chamber 310 and is used for collecting water drops flowing down from the filler 500.
Specifically, when the open cooling tower of the present invention is operated, the water pumping assembly 100 is firstly operated and pumps the waste hot water under pressure to the plate-fin type air cooler 200 for the first heat exchange, and when the waste hot water flows through the plate-fin type air cooler 200, the heat of the waste hot water is transferred to the plate-fin type air cooler 200 and is partially dissipated by the plate-fin type air cooler 200. And then the waste hot water is pumped out from the plate-fin air cooler 200 to the water distributor 400, the waste hot water is uniformly sprayed downwards on the packing 500 by the water distributor 400 to form a water film, so that the contact area of the waste hot water is enlarged, at the moment, the air flow generating fan 600 works, air outside the tower body 300 is sucked in and carries out secondary heat exchange with the waste hot water on the packing 500, and finally steam is formed and heat is taken away. Therefore, the open cooling tower can carry out heat exchange twice during the primary transportation of the waste hot water, can obviously reduce the temperature of the waste hot water, shortens the cooling time of the waste hot water, has excellent use effect and practicability, can guide collected water drops back to the water collecting tank for reuse, realizes the recycling of water resources and saves resources.
In another embodiment of the present invention, as shown in fig. 2, the plate-fin air cooler 200 includes a plate-fin heat sink 210 and a cooling fan 220; two end parts of the plate-fin radiator 210 are respectively connected to the output end of the water pumping assembly 100 and the input end of the water distributor 400, and a plurality of pipelines for waste hot water to circulate are arranged in the plate-fin radiator 210 and are used for exchanging heat of the waste hot water; the cooling fan 220 is disposed on the plate-fin heat sink 210, and is configured to generate an air flow and cool and dissipate heat of each pipeline.
Specifically, in the process of flowing the plate-fin air cooler 200, on one hand, the heat of the waste hot water is directly transferred to the plate-fin radiator 210 and is dissipated by the plate-fin radiator 210; on the other hand, the cooling fan 220 generates air flow and cools and dissipates the heat of the plate-fin radiator 210, so as to further improve the cooling effect of the waste hot water in the plate-fin radiator 210. Therefore, the plate-fin air cooler 200 accelerates the cooling of the waste hot water, and can shorten the time for cooling the waste hot water.
In another embodiment of the present invention, as shown in fig. 2, the plate-fin heat sink 210 includes a liquid inlet pipe 211, a liquid outlet pipe 212, and a plurality of guide fins 213; the liquid inlet pipe 211 and the liquid outlet pipe 212 are arranged in parallel, the liquid inlet pipe 211 is connected with the output end of the water pumping assembly 100, and the liquid outlet pipe 212 is connected with the input end of the water distributor 400; the guide fins 213 are arranged in a hollow manner to form a pipeline for waste hot water to circulate, and the upper end and the lower end of each guide fin 213 are respectively communicated with the liquid inlet pipeline 211 and the liquid outlet pipeline 212.
The guide fins 213 are arranged at intervals along the length direction of the liquid inlet pipe 211 and the liquid outlet pipe 212, the guide fins 213 are parallel to each other, and a heat dissipation groove 214 for rapid heat dissipation is formed between every two adjacent guide fins 213.
Specifically, in the use process of the plate-fin heat sink 210, the liquid inlet pipe 211 guides the waste hot water at the output end of the water pumping assembly 100 into the plurality of guide fins 213, and the waste hot water is finally conveyed to the input end of the water distributor 400 through the liquid outlet pipe 212 after being subjected to heat transfer between the waste hot water and the plurality of guide fins 213. Because the guide fins 213 are provided with a plurality of, and a plurality of the guide fins 213 are arranged along the length direction interval of the liquid inlet pipe 211 and the liquid outlet pipe 212, and then the area that the waste hot water distributes in the plate-fin radiator 210 is bigger, and the heat transfer is more even, and the heat exchange rate is better.
In another embodiment of the present invention, as shown in fig. 2, the liquid inlet pipe 211 and the liquid outlet pipe 212 are disposed in parallel in the height direction, the liquid inlet pipe 211 is located at the bottom of the fin-type heat sink 210, and the liquid outlet pipe 212 is located at the top of the fin-type heat sink 210; waste hot water enters from the liquid inlet pipeline 211, is lifted upwards in the guide fins 213 and is output from the liquid outlet pipeline 212.
Specifically, because the liquid outlet pipe 212 is arranged above the liquid inlet pipe 211, gravity action needs to be overcome in the conveying process of the waste hot water, so that the waste hot water flows through the guide fins 213 for a longer time, the heat exchange is more uniform, the heat exchange rate is better, and the heat exchange effect of the plate-fin radiator 210 is improved.
In another embodiment of the present invention, as shown in fig. 2, two cooling fans 220 are provided, and the two cooling fans 220 are arranged on the plurality of guide fins 213 at intervals along the length direction of the liquid inlet pipe 211 and the liquid outlet pipe 212.
Specifically, two cooling fan 220's heat radiating area is wider, to along liquid inlet pipe 211 with it is a plurality of to go out the length direction interval arrangement of liquid pipe 212 the radiating effect of water conservancy diversion fin 213 is better, two cooling fan 220 produced cold wind drives a plurality of the flow of near air of water conservancy diversion fin 213 has increased the radiating effect of plate-fin formula air cooler 200 promotes heat dispersion.
In another embodiment of the present invention, as shown in fig. 3 and 4, a plurality of air inlets 320 are horizontally arranged below the tower body 300 along the circumferential direction thereof, and are communicated with the cooling reaction chamber 310, and an air outlet 330 is vertically arranged at the top of the tower body 300 and is communicated with the cooling reaction chamber 310; the air flows through the air inlet 320, the packing 500, the water distributor 400, the air flow generating fan 600, and the air outlet 330 in sequence.
Specifically, when the open cooling tower is used, the air flow generating fan 600 operates to allow air to be sucked from the air inlet 320, pass through the filler 500, the water distributor 400 and the air flow generating fan 600, and then be discharged from the air outlet 330, so as to take away heat of the waste hot water sprayed by the water distributor 400.
In another embodiment of the present invention, as shown in fig. 4, the water distributor 400 is laid over the cooling reaction chamber 310, and a plurality of spray heads 410 are provided at the bottom of the water distributor 400 at equal intervals along the length direction thereof.
Specifically, by arranging a plurality of the spraying heads 410, the spraying area of the waste hot water can be enlarged, the spraying area is wide, the efficiency is high, the operation is simple, convenient and quick, the practicability is high, and the spraying effect of the water distributor 400 is effectively improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. An open cooling tower, comprising:
the input end of the water pumping assembly is connected with external waste hot water and is used for pumping out the waste hot water in a pressurizing manner;
the input end of the plate-fin air cooler is connected with the output end of the water pumping assembly and is used for accessing waste hot water and carrying out heat exchange;
the tower body is internally hollow, and a cooling reaction chamber is formed in the tower body;
the water distributor is erected above the cooling reaction chamber and is connected with the output end of the plate-fin air cooler and used for accessing waste hot water and uniformly spraying the waste hot water downwards;
the filler is erected in the middle of the cooling reaction chamber so as to enlarge the contact area of the waste hot water and form a water film;
the air flow generating fan is arranged at the top of the cooling reaction chamber and used for sucking air outside the tower body and exchanging heat with waste hot water on the filler;
and the water collecting tank is fixedly arranged at the bottom of the cooling reaction chamber and is used for collecting water drops flowing down from the filler.
2. The open cooling tower of claim 1, wherein: the plate-fin air cooler comprises a plate-fin radiator and a cooling fan; the two end parts of the plate-fin radiator are respectively connected with the output end of the water pumping assembly and the input end of the water distributor, and a plurality of pipelines for waste hot water to circulate are arranged in the plate-fin radiator and are used for exchanging the heat of the waste hot water; the cooling fan cover is arranged on the plate-fin radiator and used for generating air flow and cooling and radiating each pipeline.
3. The open cooling tower of claim 2, wherein: the plate-fin radiator comprises a liquid inlet pipeline, a liquid outlet pipeline and a plurality of guide fins; the liquid inlet pipeline and the liquid outlet pipeline are arranged in parallel, the liquid inlet pipeline is connected with the output end of the water pumping assembly, and the liquid outlet pipeline is connected with the input end of the water distributor; the guide fins are arranged in a hollow mode and form a pipeline for waste hot water to circulate, and the upper end and the lower end of each guide fin are respectively communicated with the liquid inlet pipeline and the liquid outlet pipeline.
4. The open cooling tower of claim 3, wherein: the guide fins are arranged at intervals along the length direction of the liquid inlet pipeline and the liquid outlet pipeline, the guide fins are parallel to each other, and a heat dissipation groove for rapid heat dissipation is formed between every two adjacent guide fins.
5. The open cooling tower of claim 3, wherein: the liquid inlet pipeline and the liquid outlet pipeline are arranged in parallel in the height direction, the liquid inlet pipeline is positioned at the bottom of the plate-fin radiator, and the liquid outlet pipeline is positioned at the top of the plate-fin radiator; and waste hot water enters from the liquid inlet pipeline, is lifted upwards in the guide fins and is output from the liquid outlet pipeline.
6. The open cooling tower of claim 4, wherein: the cooling fan is provided with two, two the cooling fan along the length direction interval arrangement of inlet liquid pipeline with go out the liquid pipeline is in a plurality of on the water conservancy diversion fin.
7. The open cooling tower according to any one of claims 1-6, wherein: a plurality of air inlets communicated with the cooling reaction chamber are horizontally arranged below the tower body in a penetrating manner along the circumferential direction of the tower body, and an air outlet communicated with the cooling reaction chamber is vertically arranged at the top of the tower body in a penetrating manner; the air flows through the air inlet, the filler, the water distributor, the air flow generating fan and the air outlet in sequence.
8. The open cooling tower according to any one of claims 1-6, wherein: the water distributor is paved above the cooling reaction chamber, and a plurality of spraying heads are arranged at the bottom of the water distributor at equal intervals along the length direction of the water distributor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123384902.4U CN216558390U (en) | 2021-12-29 | 2021-12-29 | Open cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123384902.4U CN216558390U (en) | 2021-12-29 | 2021-12-29 | Open cooling tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216558390U true CN216558390U (en) | 2022-05-17 |
Family
ID=81557714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123384902.4U Active CN216558390U (en) | 2021-12-29 | 2021-12-29 | Open cooling tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216558390U (en) |
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2021
- 2021-12-29 CN CN202123384902.4U patent/CN216558390U/en active Active
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