CN112857081A - Low-noise spray-type evaporative cooling heat exchanger - Google Patents
Low-noise spray-type evaporative cooling heat exchanger Download PDFInfo
- Publication number
- CN112857081A CN112857081A CN202110333051.6A CN202110333051A CN112857081A CN 112857081 A CN112857081 A CN 112857081A CN 202110333051 A CN202110333051 A CN 202110333051A CN 112857081 A CN112857081 A CN 112857081A
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- shell
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- water
- spray
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- 238000001816 cooling Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000000945 filler Substances 0.000 claims abstract description 44
- 238000005507 spraying Methods 0.000 claims abstract description 24
- 239000007921 spray Substances 0.000 claims abstract description 19
- 238000005192 partition Methods 0.000 claims abstract description 18
- 238000009826 distribution Methods 0.000 claims abstract description 6
- 239000000498 cooling water Substances 0.000 claims description 17
- 238000012856 packing Methods 0.000 claims description 12
- 239000003507 refrigerant Substances 0.000 claims description 6
- 230000004087 circulation Effects 0.000 description 10
- 238000005057 refrigeration Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
- F28C1/10—Arrangements for suppressing noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
- F28C1/14—Direct-contact trickle coolers, e.g. cooling towers comprising also a non-direct contact heat exchange
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
- F28F25/08—Splashing boards or grids, e.g. for converting liquid sprays into liquid films; Elements or beds for increasing the area of the contact surface
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/10—Component parts of trickle coolers for feeding gas or vapour
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
A low-noise spray-type evaporative cooling heat exchanger comprises a shell, wherein the interior of the shell is divided into five areas, namely a spray water distribution area positioned at the upper part in the shell, a water collection area positioned at the bottom of the shell, a left filler area, a right filler area and a fan placement area which are positioned in the middle of the shell; the fan placing area is positioned between the left filling area and the right filling area; the left filling area is separated into two areas, namely an upper left filling area and a lower left filling area, in the middle by a partition plate, the right filling area is separated into two areas, namely an upper right filling area and a lower right filling area, in the middle by a partition plate, the spraying device and the condenser are arranged in a spraying and water distributing area at the upper part in the shell; the condenser is arranged below the spraying device, and a water collecting pool is arranged in a water collecting area at the bottom of the shell; the input end of the spray pump is connected with the water outlet at the bottom of the water collecting tank through a pipeline, and the output end of the spray pump is connected with the spray device through a pipeline.
Description
Technical Field
The application relates to the technical field of heat exchange and refrigeration, in particular to a low-noise spray type evaporative cooling heat exchanger.
Background
With the continuous improvement of the living standard and legal consciousness of people, the requirement for environmental noise is provided. The noise source of the existing evaporative cooling heat exchanger is mainly wind noise generated when a fan runs, and the currently adopted noise reduction technology mainly comprises two methods of controlling noise from a sound source and reducing noise from a noise transmission path. Noise is controlled from a sound source, direct sound (a noise source) of the evaporative cooling heat exchanger body can be directly reduced mainly by controlling the sound source, improving the process, modifying the mechanical structure, improving the precision and the like, so that control measures in a propagation path can be simplified, and relatively, the noise reduction mode has higher cost and relatively higher difficulty in technical attack and failure. The noise is reduced from the noise transmission way, various materials with good sound wave reflection performance are used for cutting off the path of sound wave transmitted outwards, the sound absorption coefficient is improved, the sound absorption quantity is increased, the reverberation is reduced, the noise can be effectively reduced, the noise is reduced from the conventional noise transmission way, the periphery of the evaporative cooling heat exchanger area is mostly adopted to establish a sound insulation wall, the method can achieve the effect of reducing the noise, but the noise reduction method is high in cost, influences exist on the circulating air inlet of the evaporative cooling heat exchanger and the air heat dissipation of the evaporative cooling heat exchanger, and the method cannot be popularized and implemented. In view of this, it is important to design and manufacture a low-noise spray-type evaporative cooling heat exchanger, and a quiet and comfortable environment is also provided.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provides a low-noise spray type evaporative cooling heat exchanger, wherein the noise transmission path is blocked by the design of the filler and the position of a fan in the evaporative cooling heat exchanger.
In order to achieve the purpose, the technical scheme of the invention is as follows: a low-noise spray-type evaporative cooling heat exchanger comprises a shell, wherein the interior of the shell is divided into five areas, namely a spray water distribution area positioned at the upper part in the shell, a water collection area positioned at the bottom of the shell, a left filler area, a right filler area and a fan placement area which are positioned in the middle of the shell;
the fan placing area is positioned between the left packing area and the right packing area, the fan is arranged in the middle of the fan placing area, and the high-pressure air area at the upper part and the low-pressure air area at the lower part of the fan are arranged;
the left filling area is separated into two areas, namely an upper left filling area and a lower left filling area, by a partition plate; the upper left filler area is provided with an upper left filler; a left lower filler is placed in the left lower filler area; the right filling area is separated into two areas, namely an upper right filling area and a lower right filling area, by a partition plate; the right upper filler area is provided with a right upper filler; a right lower filler is placed in the right lower filler area;
the spraying device and the condenser are arranged in a spraying water distribution area at the upper part in the shell; the condenser is arranged below the spraying device, and a water collecting pool is arranged in a water collecting area at the bottom of the shell; the input end of the spray pump is connected with the water outlet at the bottom of the water collecting tank through a pipeline, and the output end of the spray pump is connected with the spray device through a pipeline.
Furthermore, the condenser is a coil heat exchanger or a micro-channel heat exchanger, cooling water sprayed by the spraying device is firstly sprayed on the condenser and exchanges heat with a refrigeration working medium in the condenser.
Furthermore, a water replenishing ball float valve is arranged in the water collecting tank.
Furthermore, the clapboard is provided with a gap for allowing circulating water to pass through.
Compared with the prior art, the invention has the following advantages: through the design of the internal filler of the evaporative cooling heat exchanger and the position of the fan, the noise is blocked from the transmission path of the noise, and the efficient work of the evaporative cooling heat exchanger can be ensured under the condition of effectively reducing the noise.
Drawings
Fig. 1 is a schematic structural view of the low-noise spray-type evaporative cooling heat exchanger of the present invention.
In the figure: 1. a housing; 21. the upper left filler; 22. left lower filler; 31. the upper right filler; 31. a right lower filler; 4. A partition plate; 5. a spraying device; 6. a fan placement area; 7. a fan; 8. a water collecting tank; 9. a spray pump; 10. a water replenishing ball float valve; 11. a condenser.
Detailed Description
The present invention is further illustrated by the following examples, which are only preferred embodiments of the present invention and are not intended to limit the present invention, and although the present invention has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that modifications and equivalents can be made in the technical solutions described in the foregoing examples or some of the technical features can be replaced. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "left", "right", "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships conventionally put on the products of the present invention when used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have specific orientations, be constructed in specific orientations, and be operated, and therefore, should not be construed as limiting the present invention
Referring to fig. 1, the low-noise spray-type evaporative cooling heat exchanger of the present invention includes a housing 1, a left packing area, a right packing area, a fan placement area 6, a spray device 5, a fan 7, a water collecting tank 8, a spray pump 9, a water-replenishing ball float valve 10, and a condenser 11; the interior of the shell 1 is divided into five areas, namely a spraying water distribution area positioned at the upper part in the shell 1, a water collection area positioned at the bottom of the shell 1, a left filling area, a right filling area and a fan placing area 6 in the middle of the shell 1; the inner walls of the shell 1 are all provided with sound attenuation materials.
The fan placing area 6 is located between the left packing area and the right packing area, the fan 7 is installed in the middle of the fan placing area 6, and the high-pressure air area on the upper portion of the fan 7 and the low-pressure air area on the lower portion of the fan 7 are located in the middle of the left packing area and the right packing area.
The left filling area is separated into two areas, namely an upper left filling area and a lower left filling area, by a partition plate 4; the upper left filler area is provided with an upper left filler 21; a left lower packing 22 is placed in the left lower packing area; the right filling area is separated into two areas, namely an upper right filling area and a lower right filling area, by a partition plate 4; the right upper filler area is provided with a right upper filler 31; the right under fill area has placed a right under fill 32. The partition plate 4 is provided with a gap which can allow circulating water flowing upwards and downwards from the filler at the upper part of the partition plate to pass through the partition plate 4 and enter the filler at the lower part of the partition plate 4; at this time, the gap on the partition plate 4 is filled with the circulating water, so that the wind on the upper part of the partition plate 4 cannot pass through the partition plate 4 to enter the lower part.
The spraying device 5 and the condenser 11 are arranged in a spraying and water distributing area at the upper part in the shell 1; the condenser 11 is arranged below the spraying device 5, the water collecting area at the bottom of the shell 1 is provided with a water collecting tank 8, the input end of the spraying pump 9 is connected with the water outlet at the bottom of the water collecting tank 8 through a pipeline, and the output end of the spraying pump is connected with the spraying device 5 through a pipeline; a water replenishing ball float valve 10 is arranged in the water collecting tank 8.
The condenser 11 is a coil heat exchanger or a micro-channel heat exchanger, and cooling water sprayed by the spraying device 5 is firstly sprayed on the condenser 11 to exchange heat with a refrigeration working medium in the condenser 11.
The system has three circulations, namely cooling water circulation, wind circulation and refrigeration working medium circulation;
the cooling water circulation loop comprises: low-temperature cooling water enters the spraying device 5 under the action of the suction force of the spraying pump 9 in the water collecting tank 8, the cooling water sprayed by the spraying device 5 is firstly sprayed on the condenser 11, the low-temperature cooling water exchanges heat with the refrigerating working medium inside the condenser 11, the temperature of the low-temperature cooling water after heat exchange is increased to form high-temperature cooling water, the high-temperature cooling water respectively flows into the upper left filler 21 and the upper right filler 31 under the action of gravity, the high-temperature cooling water is primarily cooled, the high-temperature cooling water primarily cooled respectively passes through the partition plate 4 to enter the lower left filler 22 and the lower right filler 32 to be cooled again, the heat is emitted to form low-temperature cooling water, the low-temperature cooling water flows into the water collecting tank 8, and then enters the spraying device 5. The circulation is repeated in such a way, so that the cooling water circulation is completed;
a wind circulation loop: the fan 7 is started, air carries out first heat exchange with water flow through the left lower filler 22 and the right lower filler 32 respectively, enters a low-pressure air area at the lower part of the fan 7, then enters a high-pressure air area at the upper part of the fan 7 through the fan 7, carries out second heat exchange with the water flow through the left upper filler 21 and the right upper filler 31 respectively in the high-pressure area, and finally is discharged to the outside of the shell 1; in the circulation, water flow naturally falls down by gravity and flows through the upper and lower fillers, and air horizontally passes through the fillers and meets the water flow at a right angle;
and (3) circulation of a refrigeration working medium: high-temperature high-pressure gaseous refrigerant enters the condenser 11 through the refrigerant inlet of the condenser 11 and is cooled by low-temperature cooling water to become liquid refrigerant, and the liquid refrigerant is conveyed out through the refrigeration wage outlet of the condenser 11, so that the refrigeration refrigerant cycle is completed.
It should be noted that, for the sake of simplicity, the foregoing embodiments are all expressed as components or component combinations, but those skilled in the art should understand that the present application is not limited by the names of the described components, because according to the present application, some components can achieve the functions of the corresponding components described above and are within the protection scope of the present application. Further, those skilled in the art will also appreciate that the embodiments described in the specification are preferred embodiments and that the components referred to are not necessarily required for the application.
The above-mentioned serial numbers of the embodiments of the present application are merely for description and do not represent the merits of the embodiments.
In the above embodiments of the present application, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The foregoing is only a preferred embodiment of the present application and it should be noted that those skilled in the art can make several improvements and modifications without departing from the principle of the present application, and these improvements and modifications should also be considered as the protection scope of the present application.
Claims (4)
1. A low-noise spray-type evaporative cooling heat exchanger comprises a shell, and is characterized in that the interior of the shell is divided into five areas, namely a spray water distribution area positioned at the upper part in the shell, a water collection area positioned at the bottom of the shell, a left filler area, a right filler area and a fan placement area which are positioned in the middle of the shell;
the fan placing area is positioned between the left packing area and the right packing area, the fan is arranged in the middle of the fan placing area, and the high-pressure air area at the upper part and the low-pressure air area at the lower part of the fan are arranged;
the left filling area is separated into two areas, namely an upper left filling area and a lower left filling area, by a partition plate; the upper left filler area is provided with an upper left filler; a left lower filler is placed in the left lower filler area; the right filling area is separated into two areas, namely an upper right filling area and a lower right filling area, by a partition plate; the right upper filler area is provided with a right upper filler; a right lower filler is placed in the right lower filler area;
the spraying device and the condenser are arranged in a spraying water distribution area at the upper part in the shell; the condenser is arranged below the spraying device, and a water collecting pool is arranged in a water collecting area at the bottom of the shell; the input end of the spray pump is connected with the water outlet at the bottom of the water collecting tank through a pipeline, and the output end of the spray pump is connected with the spray device through a pipeline.
2. The low-noise spray-type evaporative cooling heat exchanger as claimed in claim 1, wherein the condenser is a coil heat exchanger or a micro-channel heat exchanger, and the cooling water sprayed by the spraying device is firstly sprayed on the condenser to exchange heat with the refrigerant inside the condenser.
3. The low noise spray evaporative cooling heat exchanger of claim 1, wherein a water replenishment ball float valve is provided in the sump.
4. The low noise spray evaporative cooling heat exchanger of claim 1, wherein the partition is provided with voids allowing circulating water to pass therethrough.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110333051.6A CN112857081A (en) | 2021-03-29 | 2021-03-29 | Low-noise spray-type evaporative cooling heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110333051.6A CN112857081A (en) | 2021-03-29 | 2021-03-29 | Low-noise spray-type evaporative cooling heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112857081A true CN112857081A (en) | 2021-05-28 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110333051.6A Pending CN112857081A (en) | 2021-03-29 | 2021-03-29 | Low-noise spray-type evaporative cooling heat exchanger |
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| Country | Link |
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| CN (1) | CN112857081A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100736816B1 (en) * | 2006-02-24 | 2007-07-09 | 한국생산기술연구원 | Cooling tower raising anti-noise function |
| KR20110061726A (en) * | 2009-12-02 | 2011-06-10 | 김봉석 | Condenser |
| CN104613576A (en) * | 2015-01-05 | 2015-05-13 | 江苏科能电力机械有限公司 | Multistage direct evaporation cooling machine set |
| CN108151551A (en) * | 2018-02-09 | 2018-06-12 | 广州览讯科技开发有限公司 | A kind of centrifugation air blast cross flow cooling tower using disjunctor water distributing tray |
| CN109764434A (en) * | 2018-08-30 | 2019-05-17 | 新疆绿色使者空气环境技术有限公司 | The cooling more warm water coolers of half forced evaporation and its air-conditioning device |
| CN211903806U (en) * | 2017-12-19 | 2020-11-10 | 北京丰联奥睿科技有限公司 | Immersed evaporative cooling heat exchanger |
| CN212362893U (en) * | 2020-04-20 | 2021-01-15 | 常州中冷环保技术有限公司 | Mixed flow closed cooling tower |
-
2021
- 2021-03-29 CN CN202110333051.6A patent/CN112857081A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100736816B1 (en) * | 2006-02-24 | 2007-07-09 | 한국생산기술연구원 | Cooling tower raising anti-noise function |
| KR20110061726A (en) * | 2009-12-02 | 2011-06-10 | 김봉석 | Condenser |
| CN104613576A (en) * | 2015-01-05 | 2015-05-13 | 江苏科能电力机械有限公司 | Multistage direct evaporation cooling machine set |
| CN211903806U (en) * | 2017-12-19 | 2020-11-10 | 北京丰联奥睿科技有限公司 | Immersed evaporative cooling heat exchanger |
| CN108151551A (en) * | 2018-02-09 | 2018-06-12 | 广州览讯科技开发有限公司 | A kind of centrifugation air blast cross flow cooling tower using disjunctor water distributing tray |
| CN109764434A (en) * | 2018-08-30 | 2019-05-17 | 新疆绿色使者空气环境技术有限公司 | The cooling more warm water coolers of half forced evaporation and its air-conditioning device |
| CN212362893U (en) * | 2020-04-20 | 2021-01-15 | 常州中冷环保技术有限公司 | Mixed flow closed cooling tower |
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