Gas-liquid separation device of cooling tower

Abstract

The utility model relates to the technical field of recovery of volatile water of a cooling tower, in particular to a gas-liquid separation device of a cooling tower, which comprises a gas-liquid separation filter, an air outlet barrel and a housing, the air outlet barrel is used for introducing air flow discharged by the cooling tower, the housing covers a top opening of the air outlet barrel, the top opening of the air outlet barrel is used for discharging the air flow into the housing, and the gas-liquid separation filter is arranged in the housing. A window is formed in the peripheral side of the housing and used for fixing a plurality of gas-liquid separation filters, and the gas-liquid separation filters are used for allowing airflow in the housing to pass through. Air flow discharged by the cooling tower enters from the bottom of the air outlet barrel and is discharged into the housing from the top, the air flow penetrates through the gas-liquid separation filter on the peripheral side of the housing and is discharged to the outside, gas-liquid separation of the air flow is achieved in the gas-liquid separation filter, separated water drops flow downwards along the surface of the gas-liquid separation filter, and only flowing water of the gas-liquid separation filter needs to be collected. Therefore, the volatile water of the cooling tower can be recycled under the condition that the heat dissipation and cooling performance of the cooling tower is not influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of cooling tower volatile water recovery, particularly relates to a cooling tower gas-liquid separation device. BACKGROUND

[0002] Each semiconductor enterprise, chemical plant and the like enterprise that has circulating water cooling tower device, causes the loss of a large amount of water resources every day because of the water vapor volatilization in the hot water cooling process in cooling tower. Cooling tower is the device that uses water as circulating coolant, absorbs heat from a system and discharges to atmosphere to reduce water temperature;It is the evaporation heat dissipation device that uses the principle of water and air flow contact to carry out cold and hot exchange to produce steam, steam volatilization takes away heat to achieve evaporation heat dissipation, convection heat transfer and radiation heat transfer to dissipate the waste heat generated in industry or refrigeration air conditioning to reduce water temperature to ensure the normal operation of system.

[0003] The steam volatilization of cooling tower is very large, and the water consumption of a large cooling tower can reach dozens of tons per day, and the loss is very large. In addition, it is necessary to ensure the cooling tower heat dissipation, cooling performance while ensuring the recovery efficiency, and the heat dissipation performance cannot be reduced for water recovery, thereby increasing the heat dissipation energy consumption. CONTENT OF THE UTILITY MODEL

[0004] Therefore, the utility model provides a cooling tower gas-liquid separation device to solve the problem of how to recover the volatile water of cooling tower without affecting the heat dissipation and cooling performance of cooling tower.

[0005] The utility model provides a cooling tower gas-liquid separation device, including gas-liquid separation filter, air outlet pipe and cover shell, the air outlet pipe is used for the air flow that cooling tower discharges, the cover shell is covered on the top mouth of air outlet pipe, the top mouth of air outlet pipe is used for discharging air flow to the cover shell, the window is arranged on the cover shell periphery for fixing a plurality of gas-liquid separation filter, the gas-liquid separation filter is used for the air flow in the cover shell passes through.

[0006] Optionally, the cover shell is provided with a recovery water guide groove, the recovery water guide groove extends along the arrangement direction of the gas-liquid separation filter on the periphery of the cover shell, and the recovery water guide groove is used for receiving the water droplets dropped by the gas-liquid separation filter.

[0007] Optionally, the recovery water guide groove is arranged in an inclined manner.

[0008] Optionally, the top surface of the cover shell is inclined, and the lowest part is provided with a folding groove for collecting rainwater, and the folding groove is connected to the recovery water guide groove through a pipeline.

[0009] Optionally, the gas-liquid separation filter is arranged in multiple layers along the height direction of the cover shell.

[0010] Optionally, the top of the air outlet tube is lower than the bottom of the lowest gas-liquid separation filter, and the distance is less than one meter.

[0011] Optionally, the bottom of the cover is provided with a plurality of legs, and the legs are used to support the cover in the air.

[0012] Optionally, the area surrounded by the legs is used to place a cooling tower, and the downward projection of the cover completely covers the cooling tower.

[0013] Optionally, the legs are detachably connected with a sealing plate, and the sealing plate is used to close the space below the cover after being spliced.

[0014] Optionally, the cover is in the shape of a square frame or a cylinder.

[0015] The technical scheme of the utility model has the following advantages:

[0016] 1. The airflow discharged from the cooling tower enters from the bottom of the air outlet tube and is discharged from the top to the cover, the airflow passes through the gas-liquid separation filter on the side of the cover and is discharged to the outside, the gas-liquid separation is realized in the gas-liquid separation filter, and the separated water droplets flow downward along the surface of the gas-liquid separation filter, so that the water flowing from the gas-liquid separation filter can be collected, and the volatile water of the cooling tower can be recovered without affecting the heat dissipation and cooling performance of the cooling tower.

[0017] 2. The inclined water recovery guide groove is arranged in the circumferential direction of the cover, can receive the water flowing from a plurality of gas-liquid separation filters, and only needs to be provided with a water storage tank at the lowest end of the water recovery guide groove, so that the volatile water of the cooling tower can be efficiently collected and stored.

[0018] 3. The legs not only can support the cover to be above the top of the air outlet tube, but also facilitate the installation of the sealing plate below the cover, so as to close the space below the cover, reduce the influence of strong wind on the airflow direction in the cover, or reduce the influence of the air pressure difference between the inside and outside of the cover on the airflow direction.

[0019] 4. The plurality of gas-liquid separation filters are arranged on the side of the cover, and the gas-liquid separation filters are arranged in multiple layers in the height direction of the cover, so that the contact area of the airflow and the gas-liquid separation filter can be increased, and the efficiency of the gas-liquid separation can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments, and it should be understood that the following drawings only show some embodiments of the utility model, and should not be regarded as a limitation to the scope, and for those skilled in the art, other related drawings can be obtained without creative labor on the premise of the drawings.

[0021] Figure 1 is a front view of the gas-liquid separation device of the cooling tower in the embodiment;

[0022] Figure 2 is a perspective view of the gas-liquid separation device of the cooling tower in the embodiment.

[0023] In the figure: air outlet pipe 1, cover 2, gas-liquid separation filter 3, recycled water guide groove 4, folded groove 5, bracket foot 6, sealing plate 7, cooling tower 8, vertical pipe 9. DETAILED DESCRIPTION

[0024] The specific embodiments of the present application will be described in detail hereinafter with reference to the drawings. Obviously, the described embodiments are only part of the embodiments of the present application, but not all the embodiments. Based on the description of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0025] Unless otherwise explicitly specified and limited, the terms "arranged", "mounted", "connected" and the like should be understood broadly, for example, can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium. For those skilled in the art, the specific meanings of the above terms can be understood according to the specific circumstances.

[0026] The terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly placed when the product of the present application is used, and are only for the convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0027] The terms "first", "second", "third" and the like are only for distinguishing similar attributes of elements, and do not indicate or imply relative importance or a particular order.

[0028] The terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, in addition to including the listed elements, other elements not explicitly listed can also be included.

[0029] Please refer to Figure 1The utility model embodiment provides a cooling tower gas -liquid separation device, including air outlet pipe 1, cover 2 and gas -liquid separation filter 3, air outlet pipe 1 is used for cooling tower 8 exhaust, the airflow of cooling tower 8 exhaust enters from air outlet pipe 1 bottom mouth, and the top mouth exhausts, cover 2 is covered on the top mouth of air outlet pipe 1, cover 2 top is closed, and the bottom is open, and the top of air outlet pipe 1 can be located below the bottom mouth of cover 2, and the top of air outlet pipe 1 can also be from the bottom mouth of cover 2 and stretch into cover 2, and the top mouth of air outlet pipe 1 is used to exhaust airflow to cover 2, cover 2 periphery is provided with window, and multiple gas -liquid separation filter 3 is fixed in the window, and the airflow of air outlet pipe 1 top mouth exhausts is filtered by gas -liquid separation filter 3 and is discharged to the outside.

[0030] The cooling tower gas -liquid separation device provided by the utility model embodiment, the airflow of cooling tower 8 exhausts enters from air outlet pipe 1 bottom and is discharged from the top to cover 2, and the airflow passes through the gas -liquid separation filter 3 of cover 2 periphery and is discharged to the outside, and the airflow realizes gas -liquid separation in gas -liquid separation filter 3, and the separated water droplet flows along the surface of gas -liquid separation filter 3 and trickles downward, and only needs to collect the water of gas -liquid separation filter 3 and trickles, can realize the recovery of cooling tower volatile water without affecting the cooling tower heat dissipation, cooling performance.

[0031] Further, the gas -liquid separation filter 3 of cover 2 periphery is densely arranged, and the distance between adjacent gas -liquid separation filters 3 is as small as possible, so that the contact area of airflow and numerous gas -liquid separation filters 3 is as large as possible, and multiple gas -liquid separation filters 3 are fixed in the height direction of cover 2, to further increase the contact area of airflow and numerous gas -liquid separation filters 3.

[0032] Preferably, in the embodiment, air outlet pipe 1 is vertical, and the top mouth of air outlet pipe 1 is lower than the bottom of the lowest gas -liquid separation filter 3, and the distance between the bottom of the lowest gas -liquid separation filter 3 and the top mouth of air outlet pipe 1 is less than one meter, which enables the airflow discharged from the top mouth of air outlet pipe 1 to pass through the gas -liquid separation filter 3, so that part of the airflow is not filtered by the gas -liquid separation filter 3 and is discharged from the bottom of the lowest gas -liquid separation filter 3 to the bottom of cover 2.

[0033] In some embodiments, a smaller number of wider windows can be provided, and multiple gas -liquid separation filters 3 are fixed in a window, and in other embodiments, a larger number of narrower windows can be provided, and only one gas -liquid separation filter 3 is fixed in a window.

[0034] Please refer to Figure 2The cover 2 is cylindrical, the central axis of the cover 2 is collinear with the central axis of the air outlet cylinder 1, and the cover 2 can be a square frame cylinder, a prism cylinder with a bottom edge being a regular polygon, or a circular cylinder. The top surface of the cover 2 is flat and inclined, and a flange protruding from the top surface is arranged on the lowest edge of the top surface of the cover 2. The flange and the top surface of the cover 2 form a folding groove 5. When it rains, the rainwater flows along the top surface of the cover 2 and into the folding groove 5.

[0035] Further, a water recycling guide groove 4 is arranged on the side wall of the cover 2. The water recycling guide groove 4 extends along the arrangement direction of the gas-liquid separation filter 3 on the side of the cover 2. The water recycling guide groove 4 is used not only to receive water flowing from all the gas-liquid separation filters 3, but also to receive rainwater accumulated in the folding groove 5 on the top of the cover 2. The folding groove 5 is connected to the water recycling guide groove 4 through a pipeline. The opening of the water recycling guide groove 4 is upward, and the gas-liquid separation filter 3 is directly above the opening. The water flowing from the gas-liquid separation filter 3 flows directly into the water recycling guide groove 4. Preferably, the water recycling guide groove 4 is arranged in an inclined manner and spirals along the side of the cover 2. A water storage tank is arranged directly below the lowest end of the water recycling guide groove 4. The water flowing from all the gas-liquid separation filters 3 falls into the water recycling guide groove 4 and is collected in the water storage tank through the water recycling guide groove 4.

[0036] Specifically, the water recycling guide groove 4 is arranged on the inner wall of the cover 2. The water recycling guide groove 4 can be formed by a flange and the inner wall of the cover 2, or by a metal square tube with an opening on the upper side and then welded and fixed to the inner wall of the cover 2. The water recycling guide groove 4 can be formed by multiple straight grooves spliced together to form a long groove spiraling downward. If multiple water recycling guide grooves 4 are arranged above and below, a vertical pipe 9 can be arranged at the corner of the cover 2 to connect the multiple water recycling guide grooves 4 above and below. A valve can be arranged at the bottom of the vertical pipe 9 to drain water into the water storage tank.

[0037] Further, at least three support legs 6 are fixed to the bottom of the cover 2. The support legs 6 are distributed circumferentially around the cover 2. The support legs 6 support the cover 2 in the air, so that the cover 2 can be arranged on the top of the air outlet cylinder 1. Each support leg 6 has multiple bolt holes. A plurality of sealing plates 7 are fixed to the support legs 6 by bolts. The sealing plates 7 are spliced together to close the space below the cover 2. When the airflow in the cover 2 is not disturbed by external weather, the sealing plates 7 are removed from the support legs 6. When the airflow in the cover 2 is disturbed by strong wind, or when the air pressure below the cover 2 is less than the air pressure in the cover 2, causing a large amount of airflow in the cover 2 to be sucked downward, the sealing plates 7 are installed on the support legs 6 to close the space below the cover 2, thereby reducing the influence of external factors on the airflow direction in the cover 2. The downward projection of the cover 2 completely covers the cooling tower 8. The area surrounded by the support legs 6 is used to place the cooling tower 8.

[0038] In summary, the cooling tower gas-liquid separation device has the advantages of recovering the volatile water of the cooling tower without affecting the heat dissipation and cooling performance of the cooling tower.

[0039] The inclined recovery water guide groove 4 is arranged circumferentially along the shell 2 to receive the water flow of the plurality of gas-liquid separation filters 3, and only a water storage tank is needed to be arranged at the lowest end of the recovery water guide groove 4 to efficiently collect and store the volatile water of the cooling tower 8.

[0040] The plurality of gas-liquid separation filters 3 are arranged circumferentially along the shell 2, and the gas-liquid separation filters 3 are arranged in multiple layers along the height direction of the shell 2 to increase the contact surface of the airflow and the gas-liquid separation filters 3, thereby improving the gas-liquid separation efficiency.

[0041] The bracket feet 6 not only elevate the shell 2 to enable the shell 2 to cover the top opening of the air outlet pipe 1, but also facilitate the installation of the sealing plate 7 below the shell 2 to close the space below the shell 2, thereby reducing the influence of the strong wind on the airflow direction in the shell 2 or reducing the influence of the air pressure difference between the inside and outside of the shell 2 on the airflow direction.

[0042] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A cooling tower gas-liquid separation device, characterized by, The application relates to a cooling tower air outlet device, which comprises a gas-liquid separation filter, an air outlet tube for discharging air flow from a cooling tower, and a cover shell covering the top opening of the air outlet tube, wherein the top opening of the air outlet tube is used for discharging air flow into the cover shell, and the cover shell is provided with windows on the periphery for fixing a plurality of gas-liquid separation filters for the air flow in the cover shell.

2. The cooling tower gas-liquid separation device of claim 1, wherein, The cover shell is provided with a recycled water guide groove extending along the arrangement direction of the gas-liquid separation filters on the periphery of the cover shell, and the recycled water guide groove is used for receiving water droplets dripping from the gas-liquid separation filters.

3. The cooling tower gas-liquid separation device of claim 2, wherein, The recycled water guide groove is arranged in an inclined manner.

4. The cooling tower gas-liquid separation device of claim 2, wherein, The top surface of the cover shell is inclined, and the lowest part is provided with a folding groove for collecting rainwater, and the folding groove is connected to the recycled water guide groove through a pipeline.

5. The cooling tower gas-liquid separation device of claim 1, wherein, The gas-liquid separation filters are arranged in multiple layers along the height direction of the cover shell.

6. The cooling tower gas-liquid separation device of claim 1, wherein, The top opening of the air outlet tube is lower than the bottom of the lowest gas-liquid separation filter, and the distance is less than one meter.

7. The cooling tower gas-liquid separation device according to any one of claims 1-6, wherein, The bottom of the cover shell is provided with a plurality of legs for supporting the cover shell in the air.

8. The cooling tower gas-liquid separation device of claim 7, wherein, The area surrounded by the legs is used for placing a cooling tower, and the downward orthogonal projection of the cover shell completely covers the cooling tower.

9. The cooling tower gas-liquid separation device of claim 7, wherein, The legs are detachably connected with a sealing plate, which is used for sealing the space below the cover shell after being spliced.

10. The cooling tower gas-liquid separation device of claim 7, wherein, The cover shell is in the shape of a square frame or a cylinder.

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