Gas-liquid separation filter 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 filter of the cooling tower, which comprises a frame, a hydrophilic material layer positioned on the windward side of the frame, a hydrophobic material layer positioned on the air outlet side of the frame and a drainage structure positioned at the bottom of the frame, the hydrophilic material layer is used for passing gas and intercepting water drops, the drainage structure is used for discharging the water drops intercepted by the hydrophilic material layer and flowing to the bottom, and the hydrophobic material layer is used for blocking the water drops. The cooling tower gas-liquid separation filter comprises a hydrophilic material layer and a hydrophobic material layer, the hydrophilic material layer is arranged on a windward side, and the hydrophobic material layer is arranged on an air outlet side; the hydrophilic material layer adsorbs and gathers tiny water drops from the air flow, so that the gas passes through the hydrophilic material layer, and the gas and the water drops are separated; the hydrophobic material layer is used for preventing water drops gathered and recycled by the hydrophilic material layer from being blown out by airflow; a drainage structure is arranged between the hydrophilic material layer and the hydrophobic material layer to timely recover water drops.

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 filter. BACKGROUND

[0002] Each semiconductor enterprise, chemical plant and so on 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 water is used 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 water and gas 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 principles to dissipate the excess 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. CONTENT OF UTILITY MODEL

[0004] Therefore, the utility model provides a cooling tower gas-liquid separation filter to solve the problem of how to recover the volatile water of cooling tower.

[0005] The utility model provides a cooling tower gas-liquid separation filter, including frame, hydrophilic material layer in the windward side of frame, hydrophobic material layer in the air outlet side of frame and drainage structure in the bottom of frame, the hydrophilic material layer and hydrophobic material layer are all vertically arranged, the hydrophilic material layer is used to pass through gas and intercept water droplet, the drainage structure is used to remove the water droplet that the hydrophilic material layer intercepts and flows to the bottom, and the hydrophobic material layer is used to block water droplet.

[0006] Optionally, the hydrophilic material layer and the hydrophobic material layer are in the form of a folded plate or a corrugated plate, the folds are vertical, and the plate faces are perpendicular to the direction of the air flow.

[0007] Optionally, the gap between the hydrophilic material layer and the hydrophobic material layer is uniform, and the bending part of the hydrophilic material layer is opposite to the bending part of the hydrophobic material layer.

[0008] Optionally, the frame has a groove for accommodating the hydrophilic material layer and the hydrophobic material layer, and the sum of the spacing and the fold height of the hydrophilic material layer and the hydrophobic material layer is less than the groove width.

[0009] Optionally, the drainage structure includes a first water guide hole located on the wall of the frame below the front side of the hydrophilic material layer.

[0010] Optionally, the drainage structure further comprises a second water guide hole located on the wall of the frame below the hydrophilic material layer and the hydrophobic material layer.

[0011] Optionally, the frame comprises a side frame, and the periphery of the hydrophilic material layer and the hydrophobic material layer is sealingly connected to the inner side of the side frame.

[0012] Optionally, the frame further comprises a first skeleton and a second skeleton fixed in the side frame, the hydrophilic material layer is fixed on the first skeleton, and the hydrophobic material layer is fixed on the second skeleton.

[0013] Optionally, the frame further comprises a barrier net arranged on opposite sides of the side frame, and the hydrophilic material layer and the hydrophobic material layer are located between the two barrier nets.

[0014] Optionally, the frame further comprises a reinforcing rib arranged on opposite sides of the side frame, and the two ends of the reinforcing rib are connected to adjacent edges and / or opposite edges of the side frame.

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

[0016] 1. The cooling tower gas-liquid separation filter mainly comprises a hydrophilic material layer and a hydrophobic material layer, the hydrophilic material layer is arranged on the windward surface, and the hydrophobic material layer is arranged on the air outlet surface; the hydrophilic material layer absorbs and gathers small water droplets from the airflow, and allows the gas to pass through, thereby realizing the separation of the gas and the water droplets; the hydrophobic material layer prevents the water droplets collected by the hydrophilic material layer from being blown out by the airflow; and drainage structure is arranged between the hydrophilic material layer and the hydrophobic material layer to collect the water droplets in time.

[0017] 2. The hydrophilic material layer and the hydrophobic material layer are in the form of folded plates or corrugated plates, the windward area is increased, the efficiency of the hydrophilic material layer in absorbing and gathering water droplets is improved, and the interception rate of the hydrophobic material layer in intercepting water droplets is also improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] 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 therefore should not be regarded as a limitation to the scope, and for those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.

[0019] Figure 1 It is a front view schematic diagram of the cooling tower gas-liquid separation filter in the embodiment.

[0020] Figure 2 It is a perspective view of the cooling tower gas-liquid separation filter in the embodiment.

[0021] In the figure: frame 1, side frame 11, first water guide hole 111, second water guide hole 112, first skeleton 12, second skeleton 13, blocking net 14, reinforcing rib 15, hydrophilic material layer 2, hydrophobic material layer 3. DETAILED DESCRIPTION

[0022] The specific embodiments of the present application will be described in detail hereinafter with reference to the drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all the embodiments. Based on the description of the present application, all the other embodiments obtained by those skilled in the art without creative work shall fall within the scope of protection of the present application.

[0023] Unless otherwise explicitly specified and limited, the terms "arrange", "mount", "connect" and the like shall be interpreted in a broad sense, for example, can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, or electrically connected; can be directly connected, or 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.

[0024] The terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on 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 devices or elements 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.

[0025] 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 specific order.

[0026] The terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, in addition to including the listed elements, other elements not explicitly listed can also be included.

[0027] Please refer to Figure 1 The embodiment of the present application provides a cooling tower gas-liquid separation filter, which comprises a frame 1, a hydrophilic material layer 2, a hydrophobic material layer 3 and a drainage structure, wherein the hydrophilic material layer 2, the hydrophobic material layer 3 and the drainage structure are all arranged on the frame 1. The hydrophilic material layer 2 is vertically arranged on the windward side of the frame 1, for passing through the gas and intercepting water droplets; the hydrophobic material layer 3 is vertically arranged on the air outlet side of the frame 1, for blocking water droplets to avoid the water droplets intercepted by the hydrophilic material layer 2 from being blown away; the drainage structure is arranged at the bottom of the frame 1, for draining the water droplets intercepted by the hydrophilic material layer and flowing to the bottom.

[0028] The cooling tower gas-liquid separation filter provided in the embodiment has the hydrophilic material layer 2 adsorbing and gathering the tiny water droplets from the airflow, allowing the gas to pass through, and realizing the separation of the gas and the water droplets; the hydrophobic material layer 3 prevents the water droplets gathered and recovered by the hydrophilic material layer 2 from being blown out by the airflow; the frame 1 is provided with a drainage structure at the bottom to recover the water droplets in time.

[0029] Further, the hydrophilic material layer 2 and the hydrophobic material layer 3 have the same shape, both of which are in the form of a folded plate or a wave-shaped plate, the folds are vertically arranged, and the plate faces are perpendicular to the airflow direction; the hydrophilic material layer 2 and the hydrophobic material layer 3 are in the form of a folded plate or a wave-shaped plate, which increases the windward area, improves the efficiency of the hydrophilic material layer 2 in adsorbing and gathering the water droplets, and also improves the interception rate of the hydrophobic material layer 3 in intercepting the water droplets; the hydrophilic material layer 2 and the hydrophobic material layer 3 are preferably in the form of a folded plate.

[0030] Specifically, the frame 1 has a groove accommodating the hydrophilic material layer 2 and the hydrophobic material layer 3, the hydrophilic material layer 2 and the hydrophobic material layer 3 are arranged in a vertical stack in the groove, and the groove is a through groove, the opposite sides of the groove are open to completely expose the plate face of the hydrophilic material layer 2 and the plate face of the hydrophobic material layer 3, so that the airflow contacts the complete plate face of the hydrophilic material layer 2 and is blown out from the complete plate face of the hydrophobic material layer 3; the bending part of the hydrophilic material layer 2 is opposite to the bending part of the hydrophobic material layer 3, and there is a gap between the hydrophilic material layer 2 and the hydrophobic material layer 3, which is uniform, i.e., the thickness of the gap in the direction perpendicular to the plate face is uniform; the distance a between the hydrophilic material layer 2 and the hydrophobic material layer 3 (which is the distance between the bending part of the hydrophilic material layer 2 and the bending part of the hydrophobic material layer 3), the fold height b of the hydrophilic material layer 2 or the hydrophobic material layer 3 (which is the height difference between the adjacent two bending points of the hydrophilic material layer 2 or the hydrophobic material layer 3), and the sum of the distance a and the fold height b should be less than the groove width of the groove in the frame 1 accommodating the hydrophilic material layer 2 and the hydrophobic material layer 3, so as to avoid the bending tips of the hydrophilic material layer 2 or the hydrophobic material layer 3 from being exposed outside the frame 1.

[0031] Specifically, please refer to Figure 1 and Figure 2, frame 1 includes side frame 11, side frame 11 is a square shape, surrounded by the circumferential side of the hydrophilic material layer 2 and the hydrophobic material layer 3, and the circumference of the hydrophilic material layer 2 and the circumference of the hydrophobic material layer 3 are both sealed to the inner side of the side frame 11, for example, sealed with sealant; frame 1 further includes a first skeleton 12 and a second skeleton 13 fixed in the side frame 11, the shape of the first skeleton 12 and the second skeleton 13 is the same as the shape of the hydrophilic material layer 2 and the hydrophobic material layer 3, also in the form of a folded plate, the actual hydrophilic material layer 2 and the hydrophobic material layer 3 are specially made with non-woven fabric as the base layer, the non-woven fabric base layer of the hydrophilic material layer 2 is laid on the first skeleton 12 and fixed, so the hydrophilic material layer 2 is shaped to the first skeleton 12, and the non-woven fabric base layer of the hydrophobic material layer 3 is laid on the second skeleton 13 and fixed, so the hydrophobic material layer 3 is shaped to the second skeleton 13.

[0032] Further, please refer to Figure 2 , frame 1 further includes a barrier net 14 and a reinforcing rib 15; the barrier net 14 is arranged on the opposite sides of the side frame 11, one side of the barrier net 14 is located on the windward side of the side frame 11, and the other side of the barrier net 14 is located on the leeward side of the side frame 11, the hydrophilic material layer 2 and the hydrophobic material layer 3 are sandwiched between the two sides of the barrier net 14, the function of the barrier net 14 is to block the hydrophilic material layer 2 and the hydrophobic material layer 3, even in the case of strong wind, the hydrophilic material layer 2 and the hydrophobic material layer 3 are not at risk of escaping from the frame 1; the reinforcing rib 15 is in the form of a long strip, the two ends of the reinforcing rib 15 are connected to the adjacent edges and / or opposite edges of the side frame 11, and the intersecting reinforcing ribs 15 are connected together, the reinforcing rib 15 increases the structural strength of the side frame 11, even if the strong wind passes through the side frame 11, the side frame 11 will not be deformed.

[0033] Please refer to Figure 1 , the drainage structure includes a first water guide hole 111, the first water guide hole 111 is located on the wall of the frame 1 below the front side of the hydrophilic material layer 2 (i.e. the side facing away from the hydrophobic material layer 3). Specifically, the first water guide hole 111 is arranged on the side frame 11, and a plurality of first water guide holes 111 are arranged in a row along the length direction of the side frame 11 on the side frame 11; the inner side of the side frame 11 is connected to the edge of the hydrophilic material layer 2 and the edge of the hydrophobic material layer 3 by pressing or by sealant, so as to realize the installation of the hydrophilic material layer 2 and the hydrophobic material layer 3; the drainage structure further includes a second water guide hole 112, the second water guide hole 112 is located between the hydrophilic material layer 2 and the hydrophobic material layer 3, specifically on the wall of the frame 1 below the hydrophilic material layer 2 and the hydrophobic material layer 3. Each inner concave bending part of the hydrophilic material layer 2 on the side frame 11 corresponds to a first water guide hole 111, and each inner concave bending part of the hydrophobic material layer 3 on the side frame 11 corresponds to a second water guide hole 112, and water droplets can be drained and recovered in time through the first water guide hole 111 and the second water guide hole 112.

[0034] When the cooling tower gas-liquid separation filter is used, the frame 1 is vertically placed, and the air flow sequentially passes through the hydrophilic material layer 2 and the hydrophobic material layer 3 from front to back. When the air flow contacts the hydrophilic material layer 2, a part of water droplets is gathered on the outer surface and the inner surface of the hydrophilic material layer 2. The water droplets on the outer surface flow downward and are discharged through the first water guide hole 111. The water droplets on the inner surface flow downward and are discharged through the second water guide hole 112. When the air flow passes through the hydrophobic material layer 3, water droplets are also gathered on the inner surface of the hydrophobic material layer 3 and flow downward and are discharged through the second water guide hole 112.

[0035] In summary, the cooling tower gas-liquid separation filter provided by the embodiment has the following advantages. The cooling tower gas-liquid separation filter has a plate filter structure. The hydrophilic material layer and the hydrophobic material layer are arranged in front of and behind each other. The hydrophilic material layer and the hydrophobic material layer at the bottom of the plate filter have water guide holes on the front side of the hydrophilic material layer. The water droplets gathered by the hydrophilic material layer and the water droplets intercepted by the hydrophobic material layer are recovered through the water guide holes. The size of the plate filter can be selected from 100*100 mm to 1000*1000 mm, and the thickness can be 1 mm to 500 mm.

[0036] The above merely describes the specific implementation of the present application, but the protection scope of the present application is not limited to this. 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 by the protection scope of the present application.

Claims

1. A cooling tower gas-liquid separation filter, characterized in that, The device includes a frame, a hydrophilic material layer on the windward side of the frame, a hydrophobic material layer on the windward side of the frame, and a drainage structure at the bottom of the frame. Both the hydrophilic and hydrophobic material layers are vertically arranged. The hydrophilic material layer is used to allow gas to pass through and intercept water droplets. The drainage structure is used to discharge water droplets intercepted by the hydrophilic material layer and flowing to the bottom. The hydrophobic material layer is used to block water droplets. The frame includes a side frame, and the periphery of the hydrophilic material layer and the hydrophobic material layer are sealed to the inner side of the side frame; the frame also includes reinforcing ribs provided on opposite sides of the side frame, and the two ends of the reinforcing ribs are connected to adjacent sides and / or opposite sides of the side frame.

2. The cooling tower gas-liquid separation filter according to claim 1, characterized in that, The hydrophilic material layer and the hydrophobic material layer are in the shape of a folded plate or a corrugated plate, with vertical folds and the plate surface facing the airflow direction.

3. The cooling tower gas-liquid separation filter according to claim 2, characterized in that, The gap between the hydrophilic material layer and the hydrophobic material layer is uniform, and the bend of the hydrophilic material layer is directly opposite the bend of the hydrophobic material layer.

4. The cooling tower gas-liquid separation filter according to claim 3, characterized in that, The frame has a groove for accommodating the hydrophilic material layer and the hydrophobic material layer, and the sum of the distance between the hydrophilic material layer and the fold height of the hydrophobic material layer is less than the width of the groove.

5. The cooling tower gas-liquid separation filter according to claim 1, characterized in that, The drainage structure includes a first water guide hole located on the wall of the frame below the front side of the hydrophilic material layer.

6. The cooling tower gas-liquid separation filter according to claim 5, characterized in that, The drainage structure further includes a second water guide hole, which is located on the wall of the frame below the hydrophilic material layer and the hydrophobic material layer.

7. The cooling tower gas-liquid separation filter according to claim 1, characterized in that, The frame also includes a first skeleton and a second skeleton fixed within the side frame, the hydrophilic material layer being laid and fixed on the first skeleton, and the hydrophobic material layer being laid and fixed on the second skeleton.

8. The cooling tower gas-liquid separation filter according to claim 1, characterized in that, The frame also includes a mesh on opposite sides of the side frame, with the hydrophilic material layer and the hydrophobic material layer located between the two mesh layers.

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