CN201867087U - Circulating water cooling tower - Google Patents

Circulating water cooling tower Download PDF

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Publication number
CN201867087U
CN201867087U CN2010206272825U CN201020627282U CN201867087U CN 201867087 U CN201867087 U CN 201867087U CN 2010206272825 U CN2010206272825 U CN 2010206272825U CN 201020627282 U CN201020627282 U CN 201020627282U CN 201867087 U CN201867087 U CN 201867087U
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air
circulating water
tower body
tower
water cooling
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汤立新
季锦林
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Nanjing Polytechnic Institute
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Nanjing Polytechnic Institute
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Abstract

本实用新型公开了一种循环水冷却塔,包括塔体、风筒和冷却水池,其中塔体内部装有填料,形成填料层,填料层的上部还设置有冷却水分布器,风筒设置在塔体的上部,其进口处设置空气风机,而其出口则为空气出口,此外,塔体的下端为空气进口,而上述的冷却水池则设置在塔体的下部,其特征在于,在填料层和空气风机之间还设置有空气导流装置。本实用新型通过安装空气导流装置对空气进行导流,规范空气的流线,减小其湍动程度,增加循环水冷却塔的空气流量,降低空气风机的功率消耗,优化气液两相在循环水冷却塔内的接触,提高空气与冷却水在循环水冷却塔内的传热、传质推动力,从而提高循环水冷却塔的工作效率。

The utility model discloses a circulating water cooling tower, which comprises a tower body, an air cylinder and a cooling water pool, wherein the inside of the tower body is equipped with fillers to form a filler layer, and a cooling water distributor is arranged on the upper part of the filler layer, and the air cylinder is arranged on On the upper part of the tower body, an air fan is installed at its inlet, and its outlet is an air outlet. In addition, the lower end of the tower body is an air inlet, and the above-mentioned cooling water pool is arranged at the lower part of the tower body. It is characterized in that, in the packing layer An air guiding device is also arranged between the air blower and the air blower. The utility model guides the air by installing an air guide device, regulates the streamline of the air, reduces its turbulence, increases the air flow of the circulating water cooling tower, reduces the power consumption of the air fan, and optimizes the flow of the gas-liquid two-phase The contact in the circulating water cooling tower improves the heat transfer and mass transfer driving force between air and cooling water in the circulating water cooling tower, thereby improving the working efficiency of the circulating water cooling tower.

Description

循环水冷却塔Circulating water cooling tower

技术领域technical field

本实用新型涉及一种化工生产和热电生产设备,具体是涉及一种化工生产和热电生产中的循环水冷却塔,属于化工和热电设备技术领域。The utility model relates to chemical production and thermoelectric production equipment, in particular to a circulating water cooling tower in chemical production and thermoelectric production, and belongs to the technical field of chemical engineering and thermoelectric equipment.

背景技术Background technique

循环水冷却塔是气液传热、传质的常用设备,塔内空气流量对循环水冷却塔的传热、传质效率具有重要影响。目前化工和热电生产中运行的循环水冷却塔在空气风机与填料层之间无空气导流装置,空气在此区间向上流动时流动通道存在突变,流线紊乱,产生大量漩涡,消耗了较大的能量,空气流量减小,在这种循环水冷却塔中,空气与循环冷却水的传热、传质效率较低,风机能量消耗较大。The circulating water cooling tower is a common equipment for gas-liquid heat transfer and mass transfer. The air flow rate in the tower has an important influence on the heat transfer and mass transfer efficiency of the circulating water cooling tower. At present, circulating water cooling towers operating in chemical and thermal power production have no air guide device between the air fan and the packing layer. When the air flows upwards in this area, there is a sudden change in the flow channel, the flow line is disordered, and a large number of vortices are generated, which consumes a large amount of energy. The energy and the air flow rate are reduced. In this circulating water cooling tower, the heat transfer and mass transfer efficiency between the air and the circulating cooling water is low, and the energy consumption of the fan is relatively large.

发明内容Contents of the invention

为了克服现有技术的不足,本实用新型的目的在于提供一种可提高循环水冷却塔传热、传质效率的循环水冷却塔。In order to overcome the deficiencies of the prior art, the purpose of the utility model is to provide a circulating water cooling tower which can improve the heat transfer and mass transfer efficiency of the circulating water cooling tower.

本实用新型是通过以下技术方案来实现的:The utility model is achieved through the following technical solutions:

一种循环水冷却塔,包括塔体、风筒和冷却水池,其中塔体内部装有填料,形成填料层,填料层的上部还设置有冷却水分布器,风筒设置在塔体的上部,其进口处设置空气风机,而其出口则为空气出口,此外,塔体的下端为空气进口,而上述的冷却水池则设置在塔体的下部,其特征在于,在填料层和空气风机之间还设置有空气导流装置。A circulating water cooling tower includes a tower body, an air duct and a cooling water pool, wherein the tower body is filled with fillers to form a packing layer, and a cooling water distributor is arranged on the upper part of the packing layer, and the air duct is arranged on the upper part of the tower body. An air fan is installed at its inlet, and its outlet is an air outlet. In addition, the lower end of the tower body is an air inlet, and the above-mentioned cooling water pool is arranged at the lower part of the tower body. It is characterized in that, between the packing layer and the air fan An air guiding device is also provided.

上述的空气导流装置上端的水平横截面与风筒的水平横截面形状一致,上端与风筒固定连接,空气导流装置下端的水平横截面与塔体的水平横截面形状一致,下端在填料层上方与塔体连接。The horizontal cross-section of the upper end of the above-mentioned air guiding device is consistent with the horizontal cross-sectional shape of the air duct, the upper end is fixedly connected with the air duct, the horizontal cross-section of the lower end of the air guiding device is consistent with the horizontal cross-sectional shape of the tower, and the lower end is in the same The upper layer is connected with the tower body.

上述的空气导流装置的下端的水平横截面的形状为圆形或正方形。The shape of the horizontal cross-section of the lower end of the above-mentioned air guiding device is circular or square.

上述的空气导流装置上还设置有检修通道。The above-mentioned air guiding device is also provided with a maintenance channel.

本实用新型的有益效果是:本实用新型通过在空气风机与填料层之间安装空气导流装置,可以对空气风机与填料之间的空气流动进行导流,规范空气的流线,减小其湍动程度,增加循环水冷却塔的空气流量,降低空气风机的功率消耗,优化气液两相在循环水冷却塔内的接触,提高空气与冷却水在循环水冷却塔内的传热、传质推动力,从而提高循环水冷却塔德工作效率。The beneficial effects of the utility model are: the utility model can guide the air flow between the air fan and the filler by installing an air guide device between the air fan and the filler layer, standardize the streamline of the air, and reduce its The degree of turbulence increases the air flow of the circulating water cooling tower, reduces the power consumption of the air fan, optimizes the contact of the gas-liquid two-phase in the circulating water cooling tower, and improves the heat transfer and heat transfer between the air and cooling water in the circulating water cooling tower. Mass driving force, thereby improving the working efficiency of the circulating water cooling tower.

附图说明Description of drawings

图1为本实用新型一实施例的结构示意图。Fig. 1 is a schematic structural view of an embodiment of the utility model.

图中主要附图标记含义为:The meanings of the main reference signs in the figure are:

1、冷却水池   2、塔体     3、填料层       4、空气导流装置1. Cooling pool 2. Tower body 3. Packing layer 4. Air guide device

5、风筒       6、空气出口 7、空气风机     8、冷却水分布器5. Air duct 6. Air outlet 7. Air fan 8. Cooling water distributor

9、空气流线   10、空气进口。9. Air streamline 10. Air inlet.

具体实施方式Detailed ways

下面将结合附图,详细说明本实用新型的具体实施方式:Below in conjunction with accompanying drawing, describe the specific embodiment of the utility model in detail:

图1为本实用新型一实施例的结构示意图。Fig. 1 is a schematic structural view of an embodiment of the utility model.

如图1所示:As shown in Figure 1:

循环水冷却塔,包括塔体2、风筒5和冷却水池1,其中塔体2内部装有填料,形成填料层3,填料层3的上部还设置有冷却水分布器8,风筒5设置在塔体2的上部,其进口处设置空气风机7,而其出口则为空气出口10,此外,塔体2的下端为空气进口6,而上述的冷却水池1则设置在塔体2的下部,在填料层3和空气风机7之间还设置有空气导流装置4,且空气导流装置4上端的水平横截面与风筒5的水平横截面形状一致,上端与风筒5固定连接,空气导流装置4下端的水平横截面与塔体2的水平横截面形状一致,下端在填料层3上方与塔体2连接,此外,还可以在空气导流装置4上还设置有检修通道,以方便空气导流装置4的检修和维护,在本实施方式中,没有示出检修通道。The circulating water cooling tower includes a tower body 2, an air duct 5 and a cooling water pool 1, wherein the tower body 2 is filled with fillers to form a packing layer 3, and a cooling water distributor 8 is arranged on the upper part of the packing layer 3, and the air duct 5 is set On the upper part of the tower body 2, an air blower 7 is arranged at its inlet, and its outlet is an air outlet 10. In addition, the lower end of the tower body 2 is an air inlet 6, and the above-mentioned cooling water pool 1 is arranged at the lower part of the tower body 2. , between the packing layer 3 and the air fan 7, an air guiding device 4 is also arranged, and the horizontal cross-section of the upper end of the air guiding device 4 is consistent with the horizontal cross-sectional shape of the blower 5, and the upper end is fixedly connected with the blower 5, The horizontal cross section of the lower end of the air guiding device 4 is consistent with the shape of the horizontal cross section of the tower body 2, and the lower end is connected to the tower body 2 above the packing layer 3. In addition, an inspection channel can also be provided on the air guiding device 4, In order to facilitate the inspection and maintenance of the air guiding device 4 , in this embodiment, no inspection channel is shown.

且,上述的空气导流装置4的下端的水平横截面的形状为圆形或正方形,在本实施方式中,空气导流装置4的下端的水平横截面的形状为圆形。Moreover, the shape of the horizontal cross-section of the lower end of the above-mentioned air guiding device 4 is circular or square. In this embodiment, the shape of the horizontal cross-section of the lower end of the air guiding device 4 is circular.

冷却水由冷却水分布器8进入填料层3,沿填料层3表面流下落入冷却水池1,空气则由空气进口10进入塔体2,沿空气流线9进入填料层3,沿填料层3内的缝隙向上流动,离开填料层3后由空气导流装置4导流后,经过空气风机7从风筒5排出冷却塔,空气与冷却水在填料层3内进行传热传质。The cooling water enters the packing layer 3 from the cooling water distributor 8, flows down the surface of the packing layer 3 and falls into the cooling water pool 1, and the air enters the tower body 2 through the air inlet 10, enters the packing layer 3 along the air flow line 9, and flows along the packing layer 3. The gap inside flows upwards, and after leaving the packing layer 3, it is diverted by the air guiding device 4, and then the air fan 7 is discharged from the fan cylinder 5 to the cooling tower, and the air and cooling water conduct heat and mass transfer in the packing layer 3.

由于设置了空气导流装置4,其可以对空气风机7与填料层3之间的空气流动进行导流,规范了空气的流线,减小其湍动程度,防止了大量漩涡的产生,增加循环水冷却塔的空气流量,降低空气风机7的功率消耗,优化气液两相在循环水冷却塔内的接触,提高空气与冷却水在循环水冷却塔内的传热、传质推动力,从而提高循环水冷却塔德工作效率。Because the air guiding device 4 is provided, it can guide the air flow between the air blower 7 and the packing layer 3, standardize the streamline of the air, reduce its turbulence, prevent the generation of a large number of vortices, and increase The air flow rate of the circulating water cooling tower reduces the power consumption of the air fan 7, optimizes the contact of the gas-liquid two-phase in the circulating water cooling tower, and improves the heat transfer and mass transfer driving force of the air and cooling water in the circulating water cooling tower, Thereby improving the working efficiency of the circulating water cooling tower.

以上已以较佳实施例公开了本实用新型,然其并非用以限制本实用新型,凡采用等同替换或者等效变换方式所获得的技术方案,均落在本实用新型的保护范围之内。The utility model has been disclosed above with preferred embodiments, but it is not intended to limit the utility model, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation methods fall within the protection scope of the utility model.

Claims (4)

1. a circulating water cooling tower comprises tower body, air duct and cooling pond, and wherein filler is equipped with in tower body inside, form packing layer, the top of packing layer also is provided with the cooling water distributor, and air duct is arranged on the top of tower body, and its import department is provided with air blower, its outlet then is an air outlet slit, in addition, the lower end of tower body is an air intlet, and above-mentioned cooling pond then is arranged on the bottom of tower body, it is characterized in that, between packing layer and air blower, also be provided with air guide device.
2. circulating water cooling tower according to claim 1, it is characterized in that, the level cross-sectionn of described air guide device upper end is consistent with the level cross-sectionn shape of air duct, fixedly connected with air duct in the upper end, the level cross-sectionn of air guide device lower end is consistent with the level cross-sectionn shape of tower body, and the lower end is connected with tower body above packing layer.
3. circulating water cooling tower according to claim 2 is characterized in that, the level cross-sectionn of the lower end of described air guide device be shaped as circle or square.
4. according to the described circulating water cooling tower of each claim of claim 1-3, it is characterized in that, also be provided with access path on the described air guide device.
CN2010206272825U 2010-11-26 2010-11-26 Circulating water cooling tower Expired - Lifetime CN201867087U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101975517A (en) * 2010-11-26 2011-02-16 南京化工职业技术学院 Circulating water cooling tower
CN110986619A (en) * 2019-12-26 2020-04-10 山东大学 A draft type mechanical uniform ventilation cooling tower
CN112304113A (en) * 2020-11-23 2021-02-02 西安热工研究院有限公司 An evaporative cooling device for strengthening the cooling capacity of an indirect air cooling tower

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101975517A (en) * 2010-11-26 2011-02-16 南京化工职业技术学院 Circulating water cooling tower
CN101975517B (en) * 2010-11-26 2012-08-22 南京化工职业技术学院 Circulating water cooling tower
CN110986619A (en) * 2019-12-26 2020-04-10 山东大学 A draft type mechanical uniform ventilation cooling tower
CN112304113A (en) * 2020-11-23 2021-02-02 西安热工研究院有限公司 An evaporative cooling device for strengthening the cooling capacity of an indirect air cooling tower

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20110615

Effective date of abandoning: 20120822