CN219869211U - Noise reduction device for air cooling island of power plant - Google Patents
Noise reduction device for air cooling island of power plant Download PDFInfo
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- CN219869211U CN219869211U CN202321093950.4U CN202321093950U CN219869211U CN 219869211 U CN219869211 U CN 219869211U CN 202321093950 U CN202321093950 U CN 202321093950U CN 219869211 U CN219869211 U CN 219869211U
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- noise reduction
- air cooling
- cooling island
- water
- wall body
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- 238000001816 cooling Methods 0.000 title claims abstract description 48
- 239000011148 porous material Substances 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 74
- 238000005507 spraying Methods 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000006978 adaptation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model specifically discloses a noise reduction device for an air cooling island of a power plant, which comprises a noise reduction room, wherein the air cooling island is arranged in the noise reduction room, and at least one of the side walls of the noise reduction room is provided with a noise reduction wall body for air to enter and exit; the noise reduction wall body is formed by splicing and fixing a plurality of net boxes, and porous balls are filled in the net boxes, so that air passages are formed by pore channels of the porous balls and gaps among the porous balls. The device is additionally provided with the noise reduction room, the air cooling island is arranged in the noise reduction room to reduce noise transmission, and the side wall of the noise reduction room is arranged as a noise reduction wall body so as to be matched with the porous balls through the net cage forming the noise reduction wall body, thereby not only meeting the air inlet and air exhaust during the working of the air cooling island, but also achieving the purpose of noise reduction; therefore, the device can effectively reduce noise pollution of the air cooling island.
Description
Technical Field
The utility model relates to the technical field of electric power cooling equipment, in particular to a noise reduction device for an air cooling island of a power plant.
Background
The air cooling island platform is a set of important equipment for cooling a host system of a thermal power plant, the adopted system is a direct air cooling technology for saving water, air is used for replacing water as a cooling medium, and the system has very important position in the aspect of ensuring the safe operation of the power plant. The air cooling island platform is widely applied to thermal power plants in northern water-deficient areas of China in recent years by virtue of the excellent water-saving property and economical efficiency.
However, because the air cooling island is constructed in open air to ensure the gas flow, a plurality of fans run synchronously during working, the noise pollution exceeds standard, the near-field noise value of the air cooling island is about 70-80 dB (A) for common diseases of various thermal power plants, and the influence on the internal and external acoustic environments of industrial enterprise factories is remarkable.
Disclosure of Invention
The utility model aims to provide a noise reduction device for an air cooling island of a power plant, which can effectively reduce the operation noise of the air cooling island and reduce noise pollution.
To achieve the above object, the present utility model provides:
the design of the power plant air cooling island noise reduction device comprises a noise reduction room, wherein the air cooling island is arranged in the noise reduction room, and at least one of the side walls of the noise reduction room is provided with a noise reduction wall body for air to enter and exit;
the noise reduction wall body is formed by splicing and fixing a plurality of net boxes, and porous balls are filled in the net boxes, so that air passages are formed by pore channels of the porous balls and gaps among the porous balls.
Further, the porous spheres are filler spheres.
Further, the pair of opposite side walls of the noise reduction room are arranged to be noise reduction walls, two ends of the roof portion of the noise reduction room are respectively inclined upwards, and two ends of the roof portion are respectively connected with the upper ends of the corresponding noise reduction walls.
Further, the roof frame is formed by welding the cross beam and the longitudinal beam, and the roof part is fixed on the roof frame.
Further, the noise reduction house also comprises a spraying system arranged in the noise reduction house, and the spraying system is used for spraying water on the noise reduction wall body.
Further, the spray system includes:
the water distribution pipe is positioned at the upper end of the noise reduction wall body and extends along the length direction of the noise reduction wall body; the lower side of the water distribution pipe is provided with a plurality of water distribution holes which are arranged at equal intervals along the length direction of the water distribution pipe;
and the water supply part is used for supplying water to the water distribution pipe.
Further, the water supply part comprises a water collecting mechanism which is arranged at the lower end of the noise reduction wall body and used for collecting water left by the noise reduction wall body, and the water collecting mechanism is connected with the water distribution pipe through a suction pump.
Further, the water collecting mechanism comprises a water receiving tank, and the lower end of the noise reduction wall body is arranged in the water receiving tank.
Further, the noise reduction wall further comprises a supporting framework fixed on the noise reduction wall body.
Compared with the background art, the utility model provides the air cooling island noise reduction device for the power plant, which is provided with the noise reduction room, wherein the air cooling island is arranged in the noise reduction room to reduce noise transmission, and the side wall of the noise reduction room is arranged as the noise reduction wall body, so that the mesh box and the porous ball which form the noise reduction wall body are matched, the air inlet and the air outlet of the air cooling island during working can be met, and the purpose of noise reduction can be achieved; therefore, the device can effectively reduce noise pollution of the air cooling island.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural diagram of a noise reduction device of an air cooling island of a power plant;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a partial enlarged view of a in fig. 1.
Wherein:
1. the air cooling system comprises a water receiving tank, a noise reduction wall body, a net cage, a porous ball, an air cooling island, a supporting framework, a roof frame, a roof and a water distribution pipe.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The present utility model will be further described in detail below with reference to the drawings and detailed description for the purpose of enabling those skilled in the art to better understand the aspects of the present utility model.
As shown in fig. 1 to 3, an embodiment of the present utility model provides a noise reduction device for an air cooling island of a power plant, which includes a noise reduction room, wherein the air cooling island 3 is installed in the noise reduction room, and at least one of the side walls of the noise reduction room is provided with a noise reduction wall 2 for air to enter and exit; the noise reduction wall body 2 is formed by splicing and fixing a plurality of net boxes 201, porous balls 202 are filled in the net boxes 201, and then air passages are formed by pore channels of the porous balls 202 and gaps among the porous balls 202.
The air cooling island 3 is a common air cooler for a power plant, and the structure of the air cooling island can be referred to the prior art; the air cooling island 3 is arranged in the noise reduction room, and at least one of the side walls of the noise reduction room is provided with a breathable noise reduction wall body 2 so as to keep the noise reduction room and the external space to be communicated, and further, the air inlet and the air exhaust of the air cooling island 3 can be ensured; it should be noted that, since the porous ball 202 has a plurality of holes, like a labyrinth, it is possible to block the transmission of noise while supplying and discharging air.
When the power plant air cooling island noise reduction device provided by the utility model is applied, the noise reduction room is additionally arranged, the air cooling island 3 is arranged in the noise reduction room to reduce noise transmission, and the side wall of the noise reduction room is arranged as the noise reduction wall body 2, so that the mesh box 201 and the porous ball 202 which form the noise reduction wall body 2 are matched, the air inlet and the air exhaust during the working of the air cooling island 3 can be met, and the purpose of noise reduction can be achieved; therefore, the device can effectively reduce noise pollution of the air cooling island 3.
On the basis of the above embodiment, the porous ball 202 is a filler ball, which is an existing device, and the structure thereof will not be described again; when the packing ball is installed, the packing ball is tightly packed in the net cage 201.
On the basis of the embodiment, a pair of opposite side walls of the noise reduction room are set as noise reduction walls 2, two ends of a roof part 6 of the noise reduction room are respectively deflected upwards, and two ends of the roof part 6 are respectively connected with the upper ends of the corresponding noise reduction walls 2;
the outer ends of the two ends of the noise reduction wall body 2 corresponding to the roof portion 6 are arranged to be inclined upwards, so that the air is guided to two sides by the guiding function of the noise reduction wall body, and the air is guided to the two sides by the guiding function of the air cooling island 3 because the air blower of the air cooling island 3 blows upwards.
On the basis of the embodiment, the roof frame 5 is formed by welding the cross beam and the longitudinal beam, and the roof part 6 is fixed on the roof frame 5;
specifically, the cross beam and the longitudinal beam are vertically crossed and fixed, and I-steel can be adopted for the cross beam and the longitudinal beam; wherein, roof frame 5 is fixed on ground through the stand, then can stably support roof 6 through the cooperation of stand and roof frame 5.
In order to achieve a better technical effect, the system further comprises a spraying system arranged in the noise reduction room and used for spraying water on the noise reduction wall body 2;
the water flows on the surface of the filler ball, can contact wind, absorb noise energy, and the energy is absorbed, so that the decibel is naturally and greatly reduced; and the temperature of the exhaust gas can be reduced by utilizing water, so that the temperature pollution to the environment is reduced.
On the basis of the above embodiment, the spray system includes: the water distribution pipe 7 is positioned at the upper end of the noise reduction wall body 2, and the water distribution pipe 7 extends along the length direction of the noise reduction wall body 2; wherein, the lower side of the water distribution pipe 7 is provided with a plurality of water distribution holes which are arranged at equal intervals along the length direction; and a water supply part for supplying water to the water distribution pipe 7.
Specifically, the water distribution pipe 7 is fixed at the upper end of the noise reduction wall body 2 through the bracket, when the noise reduction wall body 2 works, water is supplied to the water distribution pipe 7 by the water supply part, water entering the water distribution pipe 7 falls to the upper end of the noise reduction wall body 2 through the water distribution hole at the lower side of the water distribution pipe, and obviously, the water falling into the noise reduction wall body 2 can flow downwards along the filler balls, so that the water can be distributed in the noise reduction wall body 2, the water can fully contact with wind, and the noise is reduced.
On the basis of the embodiment, the water supply part comprises a water collecting mechanism which is arranged at the lower end of the noise reduction wall body 2 and is used for collecting water left by the noise reduction wall body 2, and the water collecting mechanism is connected with the water distribution pipe 7 through a suction pump; when the water collecting device works, the suction pump can be used for flushing and pumping water of the water collecting mechanism into the water distribution pipe 7, so that the recycling of water resources is realized.
Specifically, the water collecting mechanism comprises a water receiving tank 1, the lower end of a noise reduction wall body 2 is arranged in the water receiving tank 1, and then water flows downwards into the water saving tank along the noise reduction wall body 2, so that automatic water collection is realized.
On the basis of the above embodiment, the noise reduction wall body 2 further comprises a supporting framework 4 fixed on the noise reduction wall body 2, and the plurality of net boxes 201 are fixed by utilizing the framework, so that the stability of the noise reduction wall body 2 is ensured.
It should be noted that in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The present utility model has been described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (9)
1. The air cooling island noise reduction device for the power plant is characterized by comprising a noise reduction room, wherein the air cooling island is arranged in the noise reduction room, and at least one of the side walls of the noise reduction room is provided with a noise reduction wall body for air to enter and exit;
the noise reduction wall body is formed by splicing and fixing a plurality of net boxes, and porous balls are filled in the net boxes, so that air passages are formed by pore channels of the porous balls and gaps among the porous balls.
2. The power plant air cooling island noise reduction device of claim 1, wherein the porous spheres are filler spheres.
3. The power plant air cooling island noise reduction device according to claim 1, wherein a pair of oppositely arranged side walls of the noise reduction room are provided as noise reduction walls, two ends of a roof portion of the noise reduction room are respectively deflected upwards, and two ends of the roof portion are respectively connected with upper ends of the corresponding noise reduction walls.
4. The power plant air cooling island noise reduction device of claim 2, further comprising a roof frame welded from the cross members and the longitudinal members, the roof portion being secured to the roof frame.
5. The power plant air cooling island noise reduction device according to claim 1, further comprising a spray system installed in the noise reduction room, wherein the spray system is used for spraying water onto the noise reduction wall.
6. The power plant air cooling island noise reduction device of claim 5, wherein the spray system comprises:
the water distribution pipe is positioned at the upper end of the noise reduction wall body and extends along the length direction of the noise reduction wall body; the lower side of the water distribution pipe is provided with a plurality of water distribution holes which are arranged at equal intervals along the length direction of the water distribution pipe;
and the water supply part is used for supplying water to the water distribution pipe.
7. The power plant air cooling island noise reduction device according to claim 6, wherein the water supply part comprises a water collecting mechanism which is arranged at the lower end of the noise reduction wall body and is used for collecting water left from the noise reduction wall body, and the water collecting mechanism is connected with the water distribution pipe through a suction pump.
8. The power plant air cooling island noise reduction device according to claim 7, wherein the water collecting mechanism comprises a water receiving tank, and the lower end of the noise reduction wall body is installed in the water receiving tank.
9. The power plant air cooling island noise reduction device of claim 1, further comprising a support framework secured to the noise reduction wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321093950.4U CN219869211U (en) | 2023-05-09 | 2023-05-09 | Noise reduction device for air cooling island of power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321093950.4U CN219869211U (en) | 2023-05-09 | 2023-05-09 | Noise reduction device for air cooling island of power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219869211U true CN219869211U (en) | 2023-10-20 |
Family
ID=88317419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321093950.4U Active CN219869211U (en) | 2023-05-09 | 2023-05-09 | Noise reduction device for air cooling island of power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219869211U (en) |
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2023
- 2023-05-09 CN CN202321093950.4U patent/CN219869211U/en active Active
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