CN211876795U - Closed cooling tower with spraying and humidifying device - Google Patents
Closed cooling tower with spraying and humidifying device Download PDFInfo
- Publication number
- CN211876795U CN211876795U CN202020263448.3U CN202020263448U CN211876795U CN 211876795 U CN211876795 U CN 211876795U CN 202020263448 U CN202020263448 U CN 202020263448U CN 211876795 U CN211876795 U CN 211876795U
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- spraying
- air cooling
- cooling tube
- shell
- casing
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- 238000001816 cooling Methods 0.000 title claims abstract description 94
- 238000005507 spraying Methods 0.000 title claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 238000001704 evaporation Methods 0.000 claims abstract description 22
- 230000008020 evaporation Effects 0.000 claims abstract description 22
- 239000007921 spray Substances 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 abstract description 16
- 239000003595 mist Substances 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
A closed cooling tower with a spray humidifying device comprises a shell, wherein a fan is arranged at the top of the shell, an air cooling heat exchange device and an evaporation heat exchange device are arranged in the shell, the air cooling heat exchange device consists of two sections of air cooling tube bundles, the two sections of air cooling tube bundles are symmetrically arranged about a vertical axis of the shell, the two sections of air cooling tube bundles are matched to form a V-shaped structure, and an opening of the V-shaped structure faces the top of the shell; the outside of casing is equipped with the water tank, be connected with the spraying trunk line on the water tank, the spraying trunk line extends to the casing inside and is located between air cooling heat transfer device and the evaporation heat transfer device, be connected with two spraying small transfer lines on the spraying trunk line, two spraying small transfer lines are located one section air cooling tube bank respectively and keep away from one side of the vertical axis of casing, install a plurality of high-pressure atomizer on the lateral wall of spraying small transfer line orientation air cooling tube bank, can effectively reduce the surface temperature of air cooling tube bank through spraying, promote the heat transfer effect of air cooling tube bank, the volume is saved, reduce the area and the cost of closed cooling tower.
Description
Technical Field
The utility model relates to a closed cooling tower field especially relates to a closed cooling tower with spraying humidification device.
Background
Current closed cooling tower cools off the medium through air cooling heat transfer device and evaporation heat transfer device cooperation, under operating condition in summer, because air temperature is higher, air cooling heat transfer device is relatively poor with the effect of air contact heat transfer, mainly rely on evaporation heat transfer device to carry out the heat transfer, and under operating condition in winter, along with air temperature reduces, air cooling heat transfer device promotes by a wide margin with the effect of air contact heat transfer, operating mode changes into mainly relies on air cooling heat transfer device to carry out the heat transfer, evaporation heat transfer device only regards as supplementary heat transfer part.
Therefore, the heat exchange effect of the air-cooled heat exchange device is very important for the closed cooling tower, on one hand, the evaporation heat exchange device can be in a full-load operation state at high temperature in summer, the heat exchange capability of evaporation cooling is difficult to improve, at the moment, if the heat exchange effect of the air-cooled heat exchange device is insufficient, the whole machine can run in an overload mode possibly to endanger the stability of the system, and when the temperature is low to be below a water cut-off point in winter, water needs to be stopped to be sprayed to the evaporation heat exchange device, the whole closed cooling tower adopts an air-cooled mode, and at the moment, the heat exchange effect of the air; on the other hand, evaporation heat transfer device can cause the loss of vapor certainly at the during operation, leads to the water waste, consequently needs to reduce evaporation heat transfer device to the use amount of shower water, reduces evaporation heat transfer device's cooling load promptly to this water economy resource. Therefore, the heat exchange effect of the air cooling heat exchange device is improved, and the cooling capacity and the water saving effect of the closed cooling tower under different working conditions are very important. Adopt the mode of increase air cooling heat transfer device volume among the prior art usually, lead to closed cooling tower structure complicacy, area increases, the cost promotes, lacks the closed cooling tower that can be simple and convenient, reasonable promotion air cooling heat transfer effect.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of insufficient air cooling heat exchange effect of the existing closed cooling tower, the utility model provides a closed cooling tower with a spraying humidifying device.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: a closed cooling tower with a spray humidifying device comprises a shell, wherein a fan is arranged at the top of the shell, an air cooling heat exchange device and an evaporation heat exchange device are arranged in the shell, the air cooling heat exchange device consists of two sections of air cooling tube bundles, the two sections of air cooling tube bundles are symmetrically arranged about a vertical axis of the shell, the two sections of air cooling tube bundles are matched to form a V-shaped structure, and an opening of the V-shaped structure faces the top of the shell; the outside of casing is equipped with the water tank, is connected with a spraying trunk line on the water tank, and the spraying trunk line extends to the casing inside and is located between air cooling heat transfer device and the evaporation heat transfer device, is connected with two spraying small transfer lines on the spraying trunk line, and two spraying small transfer lines are located one side that the vertical axis of casing was kept away from to respective one section air cooling tube bank respectively, and a plurality of high pressure atomizer are installed to spraying small transfer line on the lateral wall towards the air cooling tube bank.
Preferably, the two spray branch pipelines are respectively arranged in parallel with the respective section of air cooling tube bundle.
Preferably, a plurality of high-pressure atomizing spray heads are arranged at intervals along the length direction of the spraying branch pipeline.
Preferably, the main spray pipe is provided with a water pump, a front pump valve between the water pump and the water tank, and a rear pump valve between the water pump and the shell.
According to the technical scheme, the beneficial effects of the utility model are that:
the utility model provides a closed cooling tower with spraying humidification device, high-pressure atomizer through two spraying branch pipelines on sprays respectively to two sections air cooling tube bundles and spray, can effectively reduce the surface temperature of air cooling tube bundles, promote the heat transfer effect of air cooling tube bundles, can avoid closed cooling tower overload operation when summer high temperature, also can guarantee closed cooling tower at winter heat transfer effect, thereby reduce evaporation heat transfer device's cooling load, just can reduce evaporation heat transfer device to the use amount of spray water, the water economy resource. Set the V font structure through cooperating two sections air cooling tube bundles, and make two spraying branch pipes be located one side that the vertical axis of casing was kept away from to one section air cooling tube bundle respectively, can simplify the structure, practice thrift air cooling heat transfer device's volume, reduce the area and the cost of closed cooling tower, the spraying direction of two spraying branch pipes is towards the vertical axis of casing, the inside center towards the casing promptly, make can continue to flow to the inside central point of casing after water smoke and the contact of air cooling tube bundle, and with the gas mixture of casing internal orientation top fan flow, make the water smoke that has heaied up after the heat transfer can be seen off from the casing top rapidly, avoid the dwell time overlength of high temperature water smoke after the heat transfer in air cooling tube bundle position, guarantee the cooling effect of spraying to air cooling tube bundle.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The labels in the figure are: 1. the device comprises a water tank, 2, a pump front valve, 3, a water pump, 4, a pump rear valve, 5, a main spraying pipeline, 6, a branch spraying pipeline, 7, a high-pressure atomizing nozzle, 8, an air cooling pipe bundle, 9, an evaporation heat exchange device, 10 and a fan.
Detailed Description
Referring to the drawings, the specific embodiments are as follows:
the closed cooling tower with the spray humidifying device comprises a shell, wherein a fan 10 is arranged at the top of the shell, an air cooling heat exchange device and an evaporation heat exchange device 9 are arranged in the shell, the air cooling heat exchange device is composed of two sections of air cooling tube bundles 8, the two sections of air cooling tube bundles 8 are symmetrically arranged about a vertical axis of the shell, the two sections of air cooling tube bundles 8 are matched to form a V-shaped structure, and an opening of the V-shaped structure faces the top of the shell. The outside of casing is equipped with water tank 1, be connected with a spraying trunk line 5 on the water tank 1, install water pump 3 on the spraying trunk line 5, be located pump front valve 2 between water pump 3 and the water tank 1, and be located pump back valve 4 between water pump 3 and the casing, spraying trunk line 5 extends to the casing inside and is located between air cooling heat transfer device and the evaporation heat transfer device 9, be connected with two spraying branch pipelines 6 on the spraying trunk line 5, two spraying branch pipelines 6 are located one side that the vertical axis of casing was kept away from to respective one section air cooling tube bank 8 respectively, 6 side walls of spraying branch pipeline 8 are gone up to install a plurality of high pressure atomizer 7 towards the tube bank air cooling, a plurality of high pressure atomizer 7 set up along the even interval of length direction of spraying branch pipeline 6. The high-pressure atomizing nozzles 7 spray to the two sections of air cooling tube bundles 8 respectively, so that the surface temperature of the air cooling tube bundles 8 can be effectively reduced, and the heat exchange effect of the air cooling tube bundles 8 is improved.
In the embodiment, two spraying branch pipelines 6 are respectively arranged in parallel with the respective section of air cooling tube bundle 8, the spraying directions of the two spraying branch pipelines 6 are both towards the vertical axis of the shell, namely towards the inner center of the shell, the water mist can continuously flow to the inner center of the shell after contacting with the air cooling tube bundle 8, and is mixed with the gas flowing towards the top fan 10 in the shell, so that the water mist heated after heat exchange can be rapidly sent out from the top of the shell, the long retention time of the high-temperature water mist after heat exchange at the position of the air cooling tube bundle 8 is avoided, the cooling effect of the spray on the air cooling tube bundle 8 is ensured, the overload running of the closed cooling tower at high temperature in summer can be avoided, and the heat exchange effect of the closed cooling tower in winter can also be ensured, therefore, the cooling load of the evaporation heat exchange device is reduced, the usage amount of the evaporation heat exchange device to spray water can be reduced, and water resources are saved.
Claims (4)
1. The utility model provides a closed cooling tower with spraying humidification device, includes the casing, and the casing top is equipped with fan (10), is equipped with air cooling heat transfer device and evaporation heat transfer device (9) in the casing, its characterized in that: the air-cooling heat exchange device is composed of two sections of air-cooling tube bundles (8), the two sections of air-cooling tube bundles (8) are symmetrically arranged about a vertical axis of the shell, the two sections of air-cooling tube bundles (8) are matched to form a V-shaped structure, and an opening of the V-shaped structure faces to the top of the shell; the outside of casing is equipped with water tank (1), be connected with a spraying trunk line (5) on water tank (1), spraying trunk line (5) extend to the casing inside and lie in between air cooling heat transfer device and the evaporation heat transfer device (9), be connected with two spraying small transfer lines (6) on spraying trunk line (5), two spraying small transfer lines (6) are located one side that vertical axis of casing was kept away from in respective one section air cooling tube bank (8) respectively, install a plurality of high pressure atomizer (7) on spraying small transfer line (6) towards the lateral wall of air cooling tube bank (8).
2. The closed cooling tower with spray humidification apparatus of claim 1, wherein: the two spraying branch pipelines (6) are respectively arranged in parallel with the respective section of air cooling tube bundle (8).
3. The closed cooling tower with spray humidification apparatus of claim 1, wherein: the high-pressure atomizing nozzles (7) are uniformly arranged at intervals along the length direction of the atomizing branch pipeline (6).
4. The closed cooling tower with spray humidification apparatus of claim 1, wherein: the main spraying pipeline (5) is provided with a water pump (3), a front pump valve (2) positioned between the water pump (3) and the water tank (1) and a rear pump valve (4) positioned between the water pump (3) and the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020263448.3U CN211876795U (en) | 2020-03-06 | 2020-03-06 | Closed cooling tower with spraying and humidifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020263448.3U CN211876795U (en) | 2020-03-06 | 2020-03-06 | Closed cooling tower with spraying and humidifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211876795U true CN211876795U (en) | 2020-11-06 |
Family
ID=73253997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020263448.3U Active CN211876795U (en) | 2020-03-06 | 2020-03-06 | Closed cooling tower with spraying and humidifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211876795U (en) |
-
2020
- 2020-03-06 CN CN202020263448.3U patent/CN211876795U/en active Active
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