CN218864881U

CN218864881U - Water-saving closed cooling tower

Info

Publication number: CN218864881U
Application number: CN202223601529.8U
Authority: CN
Inventors: 冯圣杰
Original assignee: Wuxi Zhengxi Industrial Heat Transfer Equipment Co ltd
Current assignee: Wuxi Zhengxi Industrial Heat Transfer Equipment Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-04-14
Anticipated expiration: 2032-12-30

Abstract

The utility model provides a water-saving closed cooling tower, which comprises a tower body and a cooling mechanism arranged in the tower body, wherein the cooling mechanism comprises a finned tube group and a water-cooling heat exchanger which is arranged at the lower end of the finned tube group and is connected with the finned tube group in series; a supporting plate for mounting a heat dissipation mechanism is arranged on the outer side of the side wall of the tower body; the bottom of tower body is equipped with supplementary spraying mechanism, and supplementary spraying mechanism includes cistern, spraying pump, spray tube and atomizing nozzle, and the cistern setting is bottom in the tower body, and the spray tube transversely sets up at water-cooled heat exchanger's lower extreme, and a plurality of atomizing nozzle set up on the spray tube, and the direction of spray is towards water-cooled heat exchanger, and the spraying pump setting is outside the tower body, and the input is connected with the cistern, and the output is connected with the spray tube. The utility model discloses simple structure, convenient operation adopts the mode that forced air cooling, water-cooling combine to improve heat exchange efficiency, and supplementary spraying mechanism is through the steam of retrieving the cooling tower, assists the cooling, improves the cooling effect to the medium when energy-concerving and environment-protective.

Description

Water-saving closed cooling tower

Technical Field

The utility model relates to a cooling tower technical field especially relates to a water conservation closed cooling tower.

Background

The cooling tower is divided into an open type cooling tower and a closed type cooling tower. The open cooling tower mainly has the defects of large water consumption, high power consumption, large sewage discharge amount, easy scaling and short service life of equipment. The closed cooling tower adopts distilled water as circulating cooling water, is not contacted with air, has low operation and maintenance cost and long service life, and is widely applied. China has wide breadth, wide latitude, a plurality of water-deficient areas in the north, and low temperature which can reach below 0 ℃ in winter, so the prior closed cooling tower is limited by local temperature and environmental conditions.

SUMMERY OF THE UTILITY MODEL

The utility model provides a water conservation closed cooling tower is used for solving the technical problem who proposes in the background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a water-saving closed cooling tower, comprising:

the air inlet structure comprises a tower body, wherein an air outlet is formed in the top of the tower body, and air inlets are formed in the left side wall and the right side wall of the tower body;

the cooling mechanism is positioned in the tower body and comprises a finned tube group and a water-cooling heat exchanger which is arranged below the finned tube group and is connected with the finned tube group in series; the water inlet of the finned tube group is connected with a water inlet pipe, and the water outlet of the water-cooled heat exchanger is connected with a water outlet pipe;

the outer side of the left side wall or the right side wall of the tower body is provided with a transverse supporting plate, the heat dissipation mechanism is arranged on the supporting plate, and the output end of the heat dissipation mechanism is connected with the air inlets on the left side wall and the right side wall of the tower body;

the auxiliary spraying mechanism comprises a reservoir, a spraying pump, a spraying pipe and an atomizing nozzle; the cistern sets up the interior bottom of tower body, the spray tube transversely sets up water-cooled heat exchanger's lower extreme, it is a plurality of atomizing nozzle sets up on the spray tube, and the direction orientation of spraying water-cooled heat exchanger, the atomizing pump sets up outside the tower body, the input with the cistern is connected, the output with the spray tube is connected.

As a further preferred aspect of the present invention, the heat dissipation mechanism includes a fan, a duct, a first distributor and a second distributor; the fan sets up in the backup pad, the air outlet of fan is connected the conveyer pipe with first distributor, the output of conveyer pipe is connected the second distributor. The conveying pipe is fixed at the outer side of the tower body; the first distributor and the second distributor are fixed at air inlets of the left side wall and the right side wall of the tower body. The first distributor and the second distributor are arranged oppositely; and a plurality of air outlets are arranged on the first distributor and the second distributor.

As a further preferred aspect of the present invention, the input end and the output end of the spray pump are connected to the reservoir and the spray pipe through pipes; and the outer side of the pipeline is provided with a heat insulation layer. The pipeline is made of stainless steel; the heat preservation layer is made of heat preservation cotton.

The technical scheme has the following advantages or beneficial effects:

the external heat source medium is connected with a water inlet on the air cooling finned tube, the medium enters the air cooling finned tube, air cooling is carried out under the action of the air cooling finned tube and the fan, then the medium enters the water cooling heat exchanger, secondary cooling is carried out through the serpentine heat exchange tube in the water cooling heat exchanger, and therefore the cooling efficiency of the medium is greatly improved. The heat dissipation mechanism can realize bidirectional air supply through the distributor, so that the heat exchange efficiency of the cooling tower is improved, and the air flow is transmitted through the conveying pipe, so that the effect of reducing noise can be achieved. The steam in the cooling tower is collected in the cistern of bottom, and when ambient temperature was higher, the operator can open supplementary spraying mechanism, carries out supplementary cooling to water-cooled heat exchanger, improves the cooling efficiency to the medium once more. The utility model discloses simple structure, convenient operation adopts the mode that forced air cooling, water-cooling combine to improve heat exchange efficiency, and supplementary spraying mechanism is through the steam of retrieving the cooling tower, assists the cooling, improves the cooling effect to the medium when energy-concerving and environment-protective.

Drawings

The invention and its features, aspects and advantages will become more apparent from the following detailed description of non-limiting embodiments, which is to be read in connection with the accompanying drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a schematic structural view of a water-saving closed cooling tower of the present invention;

FIG. 2 is a schematic structural diagram of a heat dissipation mechanism;

in the figure, the tower comprises a tower body 1, a tower body 1-1, an air outlet 2-1, a finned tube group 2-2, a water-cooled heat exchanger 3, a support plate 4-1, a water storage tank 4-2, a spray pump 4-3, a spray pipe 4-4, an atomizing nozzle 4-5, a pipeline 5-1, a fan 5-2, a conveying pipe 5-3, a first distributor 5-4 and a second distributor.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

As the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like appear, the indicated orientation or positional relationship is based on the orientation or positional relationship as shown in the figures, merely for convenience in describing the invention and to simplify the description, and is not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

The appearances of the terms first, second, and third, if any, are used for descriptive purposes only and are not intended to be limiting or imply relative importance.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention are described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

The embodiment is as follows:

as shown in fig. 1-2, the utility model provides a pair of water conservation closed cooling tower which is characterized in that includes:

the tower comprises a tower body 1, wherein an air outlet 1-1 is formed in the top of the tower body 1, and air inlets are formed in the left side wall and the right side wall of the tower body 1.

The cooling mechanism is arranged in the tower body 1 and comprises a finned tube group 2-1 and a water-cooling heat exchanger 2-2 which is arranged below the finned tube group 2-1 and is connected with the finned tube group 2-1 in series. The water inlet of the finned tube group 2-1 is connected with a water inlet pipe, and the water outlet of the water-cooled heat exchanger 2-2 is connected with a water outlet pipe.

The heat dissipation mechanism is characterized in that a transverse supporting plate 3 is arranged on the outer side of the left side wall or the outer side of the right side wall of the tower body 1, the heat dissipation mechanism is arranged on the supporting plate 3, and the output end of the heat dissipation mechanism is connected with air inlets in the left side wall and the right side wall of the tower body 1.

The auxiliary spraying mechanism comprises a water storage tank 4-1, a spraying pump 4-2, a spraying pipe 4-3 and an atomizing nozzle 4-4. The water storage tank 4-1 is arranged at the inner bottom of the tower body 1, the spray pipe 4-3 is transversely arranged at the lower end of the water-cooling heat exchanger 2-2, the plurality of atomizing nozzles 4-4 are arranged on the spray pipe 4-3, and the spraying direction faces to the water-cooling heat exchanger 2-2. In the embodiment, the bottom of the water storage tank 4-1 is designed to be arc-shaped, the water outlet is arranged at the center of the bottom of the water storage tank 4-1, the spray pump 4-2 is arranged outside the tower body 1, the input end of the spray pump is connected with the water outlet of the water storage tank 4-1, and the output end of the spray pump is connected with the water inlet of the spray pipe 4-3.

Further, the finned tube group 2-1 is composed of a plurality of longitudinal U-shaped finned tubes in an alternating manner; the water-cooled heat exchanger 2-2 is formed into a serpentine shape by connecting a plurality of transverse U-shaped conduits in sequence.

It should be understood that the structure of the finned tube group 2-1 and the water-cooled heat exchanger 2-2 is the prior art, the finned tube group 2-1 is formed by a plurality of longitudinal U-shaped finned tubes in an alternating manner, and the water-cooled heat exchanger 2-2 is formed by a plurality of transverse U-shaped guide tubes connected in sequence to form a serpentine structure, which are also disclosed, and are not described herein again.

Further explaining, the heat dissipation mechanism comprises a fan 5-1, a conveying pipe 5-2, a first distributor 5-3 and a second distributor 5-4. The fan 5-1 is arranged on the supporting plate 3, an air outlet of the fan 5-1 is connected with the conveying pipe 5-2 and the first distributor 5-3, and an output end of the conveying pipe 5-2 is connected with the second distributor 5-4. The conveying pipe 5-2 is transversely fixed at the outer side of the back plate of the tower body 1. The first distributor 5-3 and the second distributor 5-4 are fixed at the air inlets on the left and right side walls of the tower body 1. The first distributor 5-3 and the second distributor 5-4 are oppositely arranged, and a plurality of air outlets are arranged on the first distributor 5-3 and the second distributor 5-4. The heat dissipation mechanism can realize bidirectional air supply through the distributor, so that the heat exchange efficiency of the cooling tower is improved, air flow is transmitted through the conveying pipe, the effect of reducing noise can be achieved, and the heat dissipation mechanism is more suitable for low-noise environments.

Further, the input end and the output end of the spray pump 4-2 are connected with the water reservoir 4-1 and the spray pipe 4-3 through a pipeline 4-5. The pipelines 4-5 are made of stainless steel, and are coated with a layer of heat insulation cotton. The water vapor in the cooling tower is collected in the bottom reservoir 4-1, and an operator can open the auxiliary spraying mechanism to perform auxiliary cooling on the water-cooled heat exchanger 2-2 if necessary, so that the cooling efficiency of the medium is improved. The spraying structure reduces the air humidity in the cooling tower and solves the problem of icing of the water-cooled heat exchanger 2-2 in a low-temperature environment. The heat insulation cotton can prevent liquid in the pipelines 4-5 from being frozen, and normal use of the auxiliary spraying mechanism is guaranteed.

To sum up, the utility model provides a pair of water conservation closed cooling tower, the water inlet on the air cooling finned tube is connected to outside heat source medium, and in the medium got into the air cooling finned tube, the effect through air cooling finned tube and fan carries out the forced air cooling, then during the medium got into water cooled heat exchanger, carries out the secondary through the snakelike heat exchange tube in the water cooled heat exchanger and cools down to improve the cooling efficiency to the medium greatly. The heat dissipation mechanism can realize bidirectional air supply through the distributor, so that the heat exchange efficiency of the cooling tower is improved, and the air flow is transmitted through the conveying pipe, so that the effect of reducing noise can be achieved. The steam in the cooling tower is collected in the cistern of bottom, and when ambient temperature was higher, the operator can open supplementary spraying mechanism, carries out supplementary cooling to water-cooled heat exchanger, improves the cooling efficiency to the medium once more. The utility model discloses simple structure, convenient operation adopts the mode that forced air cooling, water-cooling combine to improve heat exchange efficiency, and supplementary spraying mechanism is through the steam of retrieving the cooling tower, assists the cooling, improves the cooling effect to the medium when energy-concerving and environment-protective.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structural changes made by the contents of the specification and the drawings, or the direct or indirect application in other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. A water-saving closed cooling tower, comprising:

the auxiliary spraying mechanism comprises a water storage tank, a spraying pump, a spraying pipe and an atomizing nozzle; the cistern sets up the interior bottom of tower body, the spray tube transversely sets up water-cooled heat exchanger's lower extreme, it is a plurality of atomizing nozzle sets up on the spray tube, and the direction orientation of spraying water-cooled heat exchanger, the atomizing pump sets up outside the tower body, the input with the cistern is connected, the output with the spray tube is connected.

2. The water-saving closed cooling tower of claim 1, wherein the heat dissipation mechanism comprises a fan, a delivery pipe, a first distributor and a second distributor; the fan is arranged on the supporting plate, an air outlet of the fan is connected with the conveying pipe and the first distributor, and an output end of the conveying pipe is connected with the second distributor.

3. The water-saving closed cooling tower as claimed in claim 2, wherein the delivery pipe is fixed to an outer side of the tower body; the first distributor and the second distributor are fixed at air inlets of the left side wall and the right side wall of the tower body.

4. The water-saving closed cooling tower of claim 3, wherein the first distributor and the second distributor are oppositely arranged; and a plurality of air outlets are arranged on the first distributor and the second distributor.

5. The water-saving closed cooling tower as claimed in claim 1, wherein the input end and the output end of the spray pump are connected with the reservoir and the spray pipe through pipelines; and the outer side of the pipeline is provided with a heat insulation layer.

6. The closed water-saving cooling tower as claimed in claim 5, wherein the pipeline is made of stainless steel.

7. The closed water-saving cooling tower as claimed in claim 6, wherein the insulating layer is made of insulating cotton.