Dry and wet operation closed cooling tower

Abstract

The utility model discloses a dry and wet operation closed cooling tower which comprises a box body, a fan structure is arranged in the middle of the upper end face of the box body, cooling structures are symmetrically arranged on the two sides in the box body, each cooling structure comprises a heat exchange coil pipe and a cooling coil pipe, a spraying pipe is arranged between the heat exchange coil pipe and the cooling coil pipe, the heat exchange coil pipe is connected to the cooling coil pipe, and an air inlet is formed in the side wall of the box body. The air inlet faces the cooling coil pipe, a water collector is arranged on the side, away from the side wall of the box body, of the cooling structure, a second heat exchange coil pipe is arranged in the middle of the box body and located below the fan structure, the second heat exchange coil pipe is communicated with the heat exchange coil pipe and the cooling coil pipe, and a second fan structure is arranged on the end face, above the heat exchange coil pipe, of the box body. Second air inlets are formed in the front and rear side faces of the box. The air cooling heat exchange effect and efficiency are improved by arranging the two sets of heat exchange coil pipes, meanwhile, the two sets of heat exchange coil pipes are connected with the cooling coil pipe, the operability of adjusting dryness and wetness according to the temperature is improved, and the applicability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cooling tower technical field, concretely relates to a dry and wet operation closed cooling tower. BACKGROUND

[0002] The existing dry and wet combined operation cooling tower as shown in the Chinese utility model with the application number 202322436690.2 comprises an air cooling section and an evaporation cooling section arranged up and down, realizes dry and wet distribution and then adjusts and uses according to seasonal temperature needs, but in the above structure, the air cooling section structure is compact, the space occupied is smaller, and there is a problem of limited cooling effect and low cooling efficiency when utilizing the air inlet of the air cooling section to carry out air inlet action. UTILITY MODEL CONTENTS

[0003] The utility model discloses a dry and wet operation closed cooling tower that has good cooling effect and high efficiency in view of the deficiencies in the above background technology.

[0004] To achieve the above object, the utility model discloses a dry and wet operation closed cooling tower adopts the following technical scheme:

[0005] A dry and wet operation closed cooling tower, comprising a box body, a fan structure is arranged in the middle of the upper end face of the box body, cooling structures are symmetrically arranged on both sides in the inside of the box body, the cooling structure comprises a heat exchange coil pipe and a cooling coil pipe, the heat exchange coil pipe and the cooling coil pipe are arranged up and down, the heat exchange coil pipe is on the top, a spray pipe is arranged between the heat exchange coil pipe and the cooling coil pipe, the heat exchange coil pipe is connected to the cooling coil pipe, an air inlet is arranged on the side wall of the box body, the air inlet is opposite to the cooling coil pipe, a water collector is arranged on the side of the cooling structure away from the side wall of the box body, a second heat exchange coil pipe is arranged in the middle of the box body, and the second heat exchange coil pipe is located below the fan structure; the second heat exchange coil pipe is communicated with the heat exchange coil pipe and the cooling coil pipe; and a second fan structure is arranged on the end face of the box body above the heat exchange coil pipe.

[0006] Further improvement of the utility model discloses a dry and wet operation closed cooling tower lies in that the heat exchange coil pipe and the cooling coil pipe all comprise a feeding pipe and a discharging pipe, valves are arranged on the feeding pipe and the discharging pipe, and a valve is also arranged on the connecting pipe between the heat exchange coil pipe and the cooling coil pipe; the feeding end of the second heat exchange coil pipe is connected with the pipeline of the uppermost end of the heat exchange coil pipe, and a valve is also arranged at the connecting position.

[0007] Further improvement of the utility model discloses a dry and wet operation closed cooling tower lies in that the inside of the side wall of the box body is vertically and slidingly connected with an inclined air deflector.

[0008] Further improvement of the utility model discloses a dry and wet operation closed cooling tower lies in that a cover plate is arranged above the pipeline of the second fan structure.

[0009] Compared with the prior art, the utility model has the advantages that:

[0010] The utility model discloses a set two groups of heat exchange coil to realize the effect and efficiency of increasing air cooling heat exchange, and simultaneously, two groups of heat exchange coil are connected with cooling coil, and the operability of adjusting dry and wet operation according to temperature is also increased, and the applicability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is structural schematic diagram of the utility model;

[0012] In the drawing: 1 box, 2 fan structure, 3 heat exchange coil, 4 cooling coil, 5 spray pipe, 6 water collector, 7 second heat exchange coil, 8 air deflector, 9 second fan structure. DETAILED DESCRIPTION

[0013] The technical scheme in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative work belong to the range protected by the utility model.

[0014] As Figure 1 Indicated, a dry and wet operation closed cooling tower, including box 1, the upper end surface middle part of box is equipped with fan structure 2, and the both sides of the inside of box are symmetrically equipped with cooling structure, and the cooling structure includes heat exchange coil 3, cooling coil 4, and the heat exchange coil and cooling coil are arranged in an upper and lower mode, and the heat exchange coil is on the top, and the spray pipe 5 is arranged between the heat exchange coil and the cooling coil, and the heat exchange coil is connected to the cooling coil, and the side wall of the box is provided with an air inlet, and the air inlet is opposite to the cooling coil, and the side of the cooling structure away from the side wall of the box is provided with a water collector 6, and the middle part of the box is provided with a second heat exchange coil 7, and the second heat exchange coil is located below the fan structure, and the second heat exchange coil is communicated with the heat exchange coil and the cooling coil, and the second fan structure 9 is arranged on the end surface of the box above the heat exchange coil. The front and rear sides of the box are provided with a second air inlet.

[0015] The heat exchange coil and the cooling coil each include an inlet pipe and an outlet pipe, and a valve is arranged on each of the inlet pipe and the outlet pipe. A valve is also arranged on the connecting pipe between the heat exchange coil and the cooling coil. The inlet end of the second heat exchange coil is connected to the uppermost pipe of the heat exchange coil, and a valve is also arranged at the connection.

[0016] Preferably, the second heat exchange coil can be provided with two groups arranged in an upper and lower mode and connected to the heat exchange coils and the cooling coils on both sides.

[0017] An air deflector 8 arranged in an inclined mode is slidably connected to the inside of the side wall of the box in a vertical mode. The air deflector is designed to be used when adjusting the dry and wet operation mode. A cover plate is arranged above the pipe of the second fan structure. This facilitates the effective wet cooling.

[0018] The working principle of the utility model is: when dry operation, three groups of fan work, for air cooling high heat fluid, when wet operation, first fan structure work, the cover plate on the second fan structure on both sides cover, the valve of heat exchange coil connecting second heat exchange coil is closed, using evaporative cooling structure to cool high heat fluid, when dry and wet operation, first fan structure work, heat exchange coil discharge pipe is closed, and the connection of cooling coil is closed, through second heat exchange coil to realize dry cooling, flow and cooling coil realize wet cooling. For those skilled in the art, obviously the utility model is not limited to the details of the above exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A hybrid closed cooling tower characterized by: The utility model relates to a cooling device, including box, the middle part of upper end surface of box is equipped with fan structure, both sides symmetry of inside box is equipped with cooling structure, cooling structure includes heat exchange coil, cooling coil, heat exchange coil, cooling coil are arranged up and down, heat exchange coil is above, be equipped with spray pipe between heat exchange coil and cooling coil, heat exchange coil is connected in cooling coil, the side wall of box is provided with air inlet, air inlet is opposite cooling coil, the side away from the side wall of box of cooling structure is equipped with water collector, the middle part of box is equipped with second heat exchange coil, second heat exchange coil is located below fan structure, second heat exchange coil is connected in heat exchange coil, cooling coil, the end surface of the box above heat exchange coil is equipped with second fan structure, and the front and rear side of box is equipped with second air inlet.

2. A hybrid closed cooling tower according to claim 1, characterized in that: The heat exchange coil and the cooling coil each include an inlet pipe and an outlet pipe, and a valve is arranged on each of the inlet pipe and the outlet pipe. A connecting pipe between the heat exchange coil and the cooling coil is also provided with a valve. The inlet end of the second heat exchange coil is connected to the uppermost pipe of the heat exchange coil, and a valve is arranged at the connection.

3. A hybrid closed circuit cooling tower according to claim 2, wherein: An air deflector is vertically and slidably connected to the inner side of the side wall of the box.

4. A hybrid closed cooling tower according to claim 3, wherein: A cover plate is arranged above the pipe of the second fan structure.

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