CN219607764U

CN219607764U - Cooling tower and baffle for preventing wall flow

Info

Publication number: CN219607764U
Application number: CN202320432102.5U
Authority: CN
Inventors: 刘文洪; 李金鹏; 高金城; 郑嘉斌
Original assignee: Shandong Beno Cooling Equipment Co ltd
Current assignee: Shandong Beno Cooling Equipment Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-08-29
Anticipated expiration: 2033-03-09

Abstract

The utility model provides a cooling tower and a baffle for preventing wall flow, which are applied to a heat exchange unit of the cooling tower and are used for solving the problem that hot water sprayed by a nozzle close to the side wall of the cooling tower in the heat exchange unit is sprayed onto the wall surface of the cooling tower and flows along the wall surface of the cooling tower, so that the hot water of the part cannot uniformly enter into a filler.

Description

Cooling tower and baffle for preventing wall flow

Technical Field

The utility model relates to the field of design of cooling towers, in particular to a cooling tower and a baffle for preventing wall flow.

Background

The cooling tower is a device for cooling hot water, water flows vertically in the tower, the direction of the air flow is opposite to that of the water flow, heat exchange and mass exchange are carried out in the filler, so that the water temperature is reduced, and the cooling tower is a device for cooling water.

The hot water in the heat exchange process is uniformly sprayed on the filler through the nozzles arranged at the top of the filler in the plurality of heat exchange flow channels, water flows are distributed and circulated in different heat exchange flow channels to exchange heat with cold air in the filler, but for the nozzles close to the wall, part of water sprayed by the nozzles can be sprayed on the wall, the part of hot water can be attached to the wall to flow, and the position attached to the wall is limited by installation, the filler cannot be placed, so that the part of hot water attached to the wall can not enter the reservoir for recovery through heat exchange of the filler, and the heat exchange effect is affected.

Disclosure of Invention

In some embodiments of the utility model, a cooling tower and a baffle for preventing wall flow are provided, which solve the problem of poor heat exchange effect caused by partial water flow wall flow sprayed by a nozzle close to a wall position in a heat exchange unit of the cooling tower in the prior art.

In some embodiments of the utility model, the heat exchange unit is improved, a guide plate is additionally arranged on the wall of the heat exchange unit, the guide plate is used for avoiding nozzles close to the wall, and part of sprayed water can flow along the wall of the heat exchange unit to influence the heat exchange effect.

In some embodiments of the utility model, a baffle is disclosed, the baffle comprising a fixing portion for fixing the baffle on a side wall of a heat exchange unit, and a baffle portion formed with a plurality of parallel drainage channels for introducing water flow splashed onto the baffle into a filler in a dispersed manner.

In some embodiments of the present utility model, the flow guiding portion further includes a buffering portion, and the buffering portion is an arc-shaped buffering surface formed between the fixing portion and the flow guiding portion.

In some embodiments of the present utility model, the flow guiding portion includes a first flow guiding channel and a second flow guiding channel, the first flow guiding channel and the second flow guiding channel are alternately arranged in sequence, and the first flow guiding channel is above the second flow guiding channel.

In some embodiments of the utility model, a cooling tower is also disclosed, which comprises an air duct formed in the cooling tower, air inlets and air outlets at two ends of the air duct, and a heat exchange unit arranged in the air duct, wherein the heat exchange unit is a space formed in the air duct for cooling and exchanging heat, and comprises a filler and a nozzle.

The inside passageway that forms of packing, passageway bottom intercommunication air intake, and the passageway top is the water inlet, and hot water enters into the passageway by the water inlet and carries out the heat transfer with the air current that the air intake got into, and the nozzle has a plurality ofly, and a plurality of nozzles correspond to set up at the packing top for spray hot water to the packing, wherein, heat transfer unit uses foretell guide plate, and the guide plate is fixed on heat transfer unit's lateral wall.

The utility model has the beneficial effects that:

the hot water jet nozzle is used for solving the problem that in the heat exchange unit, hot water jetted by the nozzle close to the side wall of the cooling tower is jetted to the wall surface of the cooling tower, and flows along the wall surface of the cooling tower, so that the hot water of the part cannot uniformly enter the filler to exchange heat, and the flow deflector can disperse and introduce water into the filler, so that the jetting effect of the wall surface of the cooling tower is more uniform, and the heat exchange effect of the cooling tower is improved.

Drawings

FIG. 1 is a diagram of a cooling tower structure in some embodiments of the utility model;

FIG. 2 is a diagram of the internal structure of a cooling tower in some embodiments of the utility model;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is one of the baffle structures of some embodiments of the present utility model;

FIG. 5 is one of the baffle structures of some embodiments of the present utility model.

Reference numerals:

comprising the following steps: 100. a cooling tower; 101. an air inlet; 102. an air outlet; 110. a heat exchange unit; 120. a filler; 130. a nozzle; 200. a deflector; 210. a fixing part; 220. a flow guiding part; 221. a first drainage channel; 222. a second drainage channel; 230. an arc-shaped buffer surface.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The terms "first," "second," and the like, 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 defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Some embodiments of the present utility model provide a cooling tower 100, as shown in fig. 1-5, including an air duct formed inside the cooling tower 100, an air inlet 101 and an air outlet 102 at both ends of the air duct, and a heat exchange unit 110 disposed inside the air duct, the heat exchange unit 110 being a space formed inside the air duct for cooling heat exchange, the heat exchange unit 110 including a filler 120 and a nozzle 130.

The filler 120 forms a passage inside, the bottom of the passage is communicated with the air inlet 101, the top of the passage is provided with a water inlet, and hot water enters the passage from the water inlet and exchanges heat with air flow entering the air inlet 101.

The plurality of nozzles 130 are provided, and the plurality of nozzles 130 are correspondingly disposed at the top of the packing 120 for spraying hot water to the packing 120.

The basic cooling flow of the cooling tower 100 is:

external hot water enters the cooling tower 100 through a water inlet pipe, and the hot water is sprayed into the packing 120 from the upper portion of the packing 120 through the nozzle 130.

The air outlet 102 at the top of the cooling tower 100 is usually provided with a fan, and is used for sucking air flow into the cooling tower 100 from the air inlet 101 at the bottom of the cooling tower 100, external cold air enters the packing 120 from the bottom of the packing 120 through the air inlet 101, and the cold air and hot water exchange heat in the packing 120 to cool the hot water.

However, for the nozzle 130 near the wall, a part of the water sprayed by the nozzle 130 is sprayed onto the wall, and the part of the hot water adheres to the wall and flows to the wall, and the filler 120 is not placed at the position close to the wall due to installation limitation, so that the part of the hot water adhering to the wall can not enter the reservoir for recovery through heat exchange of the filler 120, and the heat exchange effect is affected.

To address this problem, the heat exchange unit 110 employs the above-described baffle 200.

The baffle 200 is fixed to a sidewall of the heat exchange unit 110.

The baffle 200 according to the above embodiment is shown in fig. 3 to 5.

The baffle 200 includes:

a fixing portion 210 and a guide portion 220.

The fixing portion 210 is used for fixing the baffle 200 on the sidewall of the heat exchange unit 110, and the baffle 220 is formed with a plurality of parallel drainage channels for dispersing and introducing the water sprayed onto the baffle 200 into the packing 120.

The diversion portion 220 is used to disperse and introduce the water flow sprayed onto the diversion plate 200 into the filler 120, so that the spraying effect of the wall surface of the cooling tower 100 is more uniform, and the heat exchange effect of the cooling tower 100 is improved.

In some embodiments of the utility model, as shown in fig. 3-5.

The guide part 220 further includes a buffer part, which is an arc-shaped buffer surface 230 formed between the fixing part 210 and the guide part 220.

In some embodiments of the utility model, as shown in fig. 3-5.

The diversion portion 220 includes a first diversion channel 221 and a second diversion channel 222, the first diversion channel 221 and the second diversion channel 222 are alternately arranged in sequence, and the first diversion channel 221 is above the second diversion channel 222.

The first concept of the present utility model is to improve the heat exchange unit 110, and install a deflector 200 on the wall of the heat exchange unit 110, where the deflector 200 is used to avoid the nozzle 130 near the wall, and some of the sprayed water will flow along the wall of the heat exchange unit 110, so as to affect the heat exchange effect.

The utility model has the beneficial effects that:

Those of ordinary skill in the art will appreciate that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The cooling tower is characterized by comprising an air channel formed in the cooling tower, an air inlet and an air outlet at two ends of the air channel, and a heat exchange unit arranged in the air channel;

the heat exchange unit is for forming in the wind channel is used for cooling the space of heat transfer, the heat exchange unit includes:

the bottom of the passage is communicated with the air inlet, the top of the passage is provided with a water inlet, and hot water enters the passage from the water inlet and exchanges heat with air flow entering the air inlet;

the plurality of nozzles are correspondingly arranged at the top of the filling material and are used for spraying hot water to the filling material;

the heat exchange unit further comprises a guide plate, and the guide plate is fixed on the side wall of the heat exchange unit.

2. A wall flow preventing baffle for use in the cooling tower of claim 1;

the guide plate comprises a fixing part and a guide part;

the fixing part is used for fixing the guide plate on the side wall of the heat exchange unit;

the diversion part is provided with a plurality of parallel diversion channels for introducing water flow sprayed on the diversion plate into the filler in a dispersed way.

3. The baffle of claim 2, wherein the baffle further comprises a cushioning portion, the cushioning portion being an arcuate cushioning surface formed between the fixed portion and the baffle.

4. The baffle of claim 2, wherein the baffle portion comprises a first drainage channel and a second drainage channel;

the first drainage channels and the second drainage channels are alternately arranged in sequence, and the first drainage channels are above the second drainage channels.