CN112129122A - An adjustable and energy-saving ventilation and noise reduction device for cooling towers - Google Patents

Abstract

The invention discloses an optimized and energy-saving ventilation and noise reduction device of a cooling tower, wherein a tower body is of a hollow cuboid frame structure, partition walls are respectively arranged at two sides of the tower body, an air inlet silencer is arranged in each partition wall, a treatment bin is arranged at the bottom in the tower body, an air cylinder is arranged at the top of the treatment bin, the air cylinder is of an inverted cone structure, an arc-shaped cover is arranged at the bottom of the air cylinder, an air outlet is arranged at the top of the air cylinder, and an exhaust fan is arranged in the air outlet; the top of the tower body is provided with an exhaust barrel, the air inlet silencer is composed of a plurality of oval wing blades which are arranged from top to bottom at intervals in sequence, and the interior of each wing blade is filled with a sound absorption cotton layer. The invention adopts the elliptical design of the wing blades, the inverted cone structure design of the wind barrel and the fan arranged at the air outlet, thereby accelerating the air inlet and outlet efficiency, having excellent aerodynamic performance, and simultaneously controlling the air inlet efficiency by arranging sound absorption materials in the partition walls and the wing blades and adjusting the switch of the wing blades.

Description

An adjustable and energy-saving ventilation and noise reduction device for cooling towers

technical field

The invention relates to the technical field of noise reduction of cooling towers, in particular to a standard device for ventilation and noise reduction that can be optimized and energy-saving for cooling towers.

Background technique

With the improvement of environmental protection requirements in my country, the overall noise requirements near hotels and commercial residential areas or industrial areas have gradually become stricter, and then the noise standards of individual structures in industrial areas have been increased. Hotel and commercial host cooling systems or auxiliary cooling systems usually use mechanical ventilation cooling towers. The cooling tower's fan operation noise, motor operation noise, and water drop noise have become problems that need to be solved for the overall noise reduction of the cooling tower.

In the prior art, the ventilation efficiency of the cooling tower is slow, and other ventilation equipment is often needed to assist, so as to speed up the ventilation efficiency. This method not only consumes a lot of energy, but also has poor effect.

Therefore, how to provide a cooling tower structure that can reduce noise, save energy, and speed up ventilation efficiency is an urgent problem for those skilled in the art to solve.

SUMMARY OF THE INVENTION

In view of this, the present invention provides an adjustable and energy-saving ventilation and noise reduction standard device for cooling towers, which can reduce noise, save energy, and speed up ventilation efficiency.

In order to achieve the above purpose, the present invention provides the following technical solutions, including: a tower body, the tower body is a hollow cuboid frame structure, the two sides of the tower body are respectively provided with partition walls, and an air inlet is arranged inside the partition walls The muffler has a processing bin at the bottom of the tower body, and an air duct on the top of the processing bin. The air duct is in an inverted conical structure, with an arc-shaped cover at the bottom and an exhaust port on the top. An exhaust fan is arranged inside the exhaust port; an exhaust duct is arranged on the top of the tower body, and the exhaust duct corresponds to the position of the exhaust port, and the air inlet muffler is composed of multiple pieces arranged from top to bottom and at intervals in sequence. It is composed of elliptical airfoil blades, and the interior of the airfoil blades is filled with a sound-absorbing cotton layer.

Preferably, in the above-mentioned ventilation and noise reduction device with adjustable and energy-saving cooling towers, a central column is provided inside the exhaust duct, and an inverted cone is provided at the bottom of the central column.

Preferably, in the above-mentioned ventilation and noise reduction device for an adjustable and energy-saving cooling tower, the exhaust ducts are arranged in a matrix on the top of the tower body, and the center thereof is in the shape of a hollow cylinder.

Preferably, in the above-mentioned ventilation and noise reduction device for cooling towers that can be optimized and energy-saving, a sound-absorbing material is provided inside the partition wall.

Preferably, in the above-mentioned ventilation and noise reduction device with an adjustable and energy-saving cooling tower, the sound-absorbing material is a porous sound-absorbing material.

Preferably, in the above-mentioned ventilation and noise reduction device with adjustable energy saving for cooling towers, both ends of the wing blades are dampedly connected to the partition wall.

As can be seen from the above technical solutions, compared with the prior art, the present invention discloses and provides an adjustable and energy-saving ventilation and noise reduction device for cooling towers. The structural design and the installation of a fan at the air outlet not only speed up the air intake and air outlet efficiency, but at the same time, the present invention achieves energy saving by providing sound-absorbing materials in the partition wall and the blade, and by adjusting the switch of the blade to control the air inlet efficiency. , noise reduction and adjustable control requirements.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only It is an embodiment of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to the provided drawings without creative work.

Figure 1 is a schematic front view of the structure of the present invention.

FIG. 2 is a schematic cross-sectional structure diagram of the wing blade of the present invention when it is opened.

FIG. 3 is a schematic cross-sectional structure diagram of the wing blade of the present invention when it is closed.

FIG. 4 is a schematic structural diagram of a top view of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Please refer to accompanying drawings 1-4, which are an adjustable and energy-saving ventilation and noise reduction device for cooling towers disclosed in the present invention.

The present invention includes: a tower body 1, the tower body 1 is a hollow cuboid frame structure, two sides of the tower body 1 are respectively provided with partition walls 2, and an air inlet muffler 3 is arranged inside the partition wall 2, The inner bottom of the tower body 1 is provided with a processing bin 5, and the top of the processing bin 5 is provided with an air duct 6. The air duct 6 is in an inverted conical structure with an arc-shaped cover 7 at the bottom and an exhaust gas at the top. There is an exhaust fan 8 inside the exhaust port; the top of the tower body 1 is provided with an exhaust duct 4, the exhaust duct 4 corresponds to the position of the exhaust port, and the air inlet muffler 3 consists of multiple pieces The elliptical vanes 31 are formed from top to bottom and are arranged at intervals in sequence, and the interior of the vanes 31 is filled with a sound-absorbing cotton layer.

In order to further optimize the above technical solution, a central column 41 is provided inside the exhaust duct 4 , and an inverted cone 42 is provided at the bottom of the central column 41 .

In order to further optimize the above technical solution, the exhaust ducts 4 are arranged on the top of the tower body 1 in a matrix, and the center thereof is in the shape of a hollow cylinder.

In order to further optimize the above technical solution, sound absorbing materials are provided inside the partition wall 2 .

In order to further optimize the above technical solution, the sound-absorbing material adopts porous sound-absorbing material.

In order to further optimize the above technical solution, both ends of the wing blade 31 are dampedly connected to the partition wall 2, which is similar to the connection and control structure of opening and closing of the shutter in the prior art.

In the present invention, air inlet mufflers 3 are arranged on both sides of the cooling tower, and an air outlet duct 64 is arranged on the top of the tower body 1 . The air inlet muffler 3 and the partition wall 2 are provided with sound-absorbing materials, and the sound-absorbing materials are porous sound-absorbing materials, such as ultra-fine glass wool, slag wool, or various sound-absorbing boards or sound-absorbing materials made of similar materials as the main raw materials. Components and sound-absorbing materials can also use resonance sound-absorbing structures such as porous plates, or a combination of porous sound-absorbing materials and resonance sound-absorbing structures, such as glass wool wrapped with hydrophobic glass fiber cloth, and then wrapped with porous plates; The sound unit adopts an elliptical structure design to reduce the air intake resistance and speed up the air intake; the air duct 6 is designed with an inverted conical structure, and an arc-shaped cover 7 is arranged at the bottom. The two are used together to speed up the air outlet efficiency. An exhaust fan 8 is provided to speed up the air outlet efficiency. By providing an inverted cone 42 at the bottom of the central column 41 of the air outlet 64, the blown gas is accelerated through the inverted cone 42 to pass through the air outlet 64. The present invention changes and optimizes the overall The structural design not only speeds up the air intake and air discharge efficiency, but also saves energy and reduces noise by adjusting the air intake muffler 3, so that the present invention can meet the requirements of energy saving, noise reduction and adjustable control.

The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments, and the same and similar parts between the various embodiments can be referred to each other. As for the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant part can be referred to the description of the method.

The above description of the disclosed embodiments enables any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. An optimized and energy-saving ventilation and noise reduction device for a cooling tower is characterized by comprising: the tower body is of a hollow cuboid frame structure, partition walls are respectively arranged on two sides of the tower body, an air inlet silencer is arranged inside the partition walls, a treatment bin is arranged at the bottom in the tower body, an air duct is arranged at the top of the treatment bin, the air duct is of an inverted cone structure, an arc-shaped cover is arranged at the bottom of the air duct, an air outlet is formed in the top of the air duct, and an exhaust fan is arranged inside the air outlet; the air intake silencer is composed of a plurality of oval wing blades which are arranged from top to bottom at intervals in sequence, and sound absorption cotton layers are filled in the wing blades.

2. An optimized, energy-saving ventilation and noise reduction device for a cooling tower as claimed in claim 1, wherein a central column is arranged inside the exhaust barrel, and an inverted cone is arranged at the bottom of the central column.

3. An optimized, energy-saving ventilation and noise reduction device for a cooling tower as claimed in claim 2, wherein the air discharge ducts are arranged in a matrix at the top of the tower body, and the center of the air discharge ducts is in a hollow cylindrical shape.

4. An optimized, energy-saving ventilating and noise-reducing device for a cooling tower according to claim 1, wherein the partition wall is internally provided with sound-absorbing material.

5. The cooling tower energy-saving and optimizing ventilation and noise reduction device according to claim 4, wherein the sound absorption material is porous sound absorption material.

6. An optimized, energy-saving, ventilating and noise reducing device for a cooling tower according to claim 1, wherein both ends of said wing blades are connected with the partition wall in a damping manner.

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