Water distribution device for cooling tower

Abstract

The utility model relates to the technical field of cooling towers, in particular to a water distribution device for a cooling tower, which comprises a water distribution piece arranged in the cooling tower and a plurality of spray heads uniformly arranged on the water distribution piece, and further comprises a water passing plate and a plurality of water supply pipes, the water passing plate comprises a plurality of water holes which are evenly formed and are of a structure with the upper portions narrow and the lower portions wide, the water supply pipes are evenly arranged in the cooling tower and located on the periphery of the water distribution piece, one ends of the water supply pipes are connected with the water distribution piece, the other ends of the water supply pipes are communicated and penetrate out of the cooling tower to be connected with the water storage pipe, and each water supply pipe is provided with a first water pump. According to the water distribution device for the cooling tower, due to the arrangement of the plurality of water supply pipes, the plurality of spray heads can uniformly spray water, and the plurality of water holes in the water passing plate can also uniformly spray water, so that the water distribution uniformity is improved; and meanwhile, the heat dissipation effect of the cooling tower can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cooling tower technical field, concretely relates to a water distribution device for cooling tower. BACKGROUND

[0002] Cooling tower is the device that water is used as circulating coolant, discharges to atmosphere from a system to reduce water temperature with heat absorption, it is the evaporation heat dissipation device that uses water and air flow contact to carry off heat to reduce water temperature to produce vapor, vapor volatilization takes away heat to reach evaporation heat dissipation, convection heat transfer and radiation heat transfer etc. principle to dissipate the waste heat produced in industry or refrigeration air conditioner. The water distribution device on existing water distribution device is unstable, thereby causing uneven spraying of the nozzle on the water distribution device, reducing the uniformity of the water distribution device and the cooling effect of the cooling tower. Therefore, a water distribution device for cooling tower is needed to solve the above problems. SUMMARY

[0003] In order to solve the technical problem that the water distribution device on the existing water distribution device is unstable, thereby causing uneven spraying of the nozzle on the water distribution device, the utility model provides a water distribution device for cooling tower, the setting of multiple water pipes makes multiple nozzles can spray water evenly, water continues to keep uniform after being sprayed from multiple nozzles and falling on the water passing plate, then the water passing plate acts, water has a certain flow rate and keeps uniform when being sprayed from multiple water holes on the water passing plate, the uniformity of water distribution is improved; and the water sprayed from multiple water holes can fall on the filler of the cooling tower in a comprehensive covering way, which can also improve the cooling effect of the cooling tower.

[0004] The utility model provides a water distribution device for cooling tower, including setting in the water distribution device of cooling tower and even setting multiple nozzles on the water distribution device, the water distribution device still includes water passing plate and multiple water pipes, the water passing plate sets in the cooling tower and is located below the water distribution device, the water passing plate includes even setting multiple water holes with upper narrow lower wide structure, multiple water pipes even set in the cooling tower and are located at the four corners of the water distribution device, one end of multiple water pipes is connected with the water distribution device, the other end is communicated and passes to the water storage pipe outside the cooling tower and is connected with, first water pump is arranged on every water pipe. First water pump starts, the water in external water pool enters into the water pipe through the water storage pipe, and water pipe evenly transports water to the water distribution device, and water is evenly sprayed from multiple nozzles on the water distribution device, and water continues to keep uniform after being evenly sprayed from multiple nozzles and falling on the water passing plate, then the water passing plate acts, because the water hole on the water passing plate is upper narrow lower wide structure, therefore water has a certain flow rate and keeps uniform when being sprayed from the water hole of the water passing plate.

[0005] Further, the water distribution device comprises a water distribution frame arranged at the top of the cooling tower and a plurality of water distribution branch pipes arranged uniformly on the water distribution frame, the plurality of water distribution branch pipes are arranged in a ring shape, both ends of each water distribution branch pipe are provided with plugs, and the middle part of the water distribution branch pipe is connected with one end of a water supply pipe, and a plurality of nozzles are arranged uniformly on the plurality of water distribution branch pipes.

[0006] Further, the water distribution frame comprises an inner plate and a ring plate fixedly connected through a reinforcing rib, the inner plate is arranged at the top of the cooling tower, and the plurality of water distribution branch pipes are fixedly connected between the inner plate and the ring plate; a plurality of grooves are arranged on the end faces of the inner plate and the ring plate in a corresponding mode, and the plugs at both ends of the water distribution branch pipe are respectively clamped into the grooves on the inner plate and the ring plate. The water distribution branch pipe is detachably connected with the inner plate and the ring plate through the grooves arranged on the inner plate and the ring plate.

[0007] Further, the water distribution device further comprises a water collecting tank arranged in the cooling tower and below the water passing plate, the water collecting tank is connected with one end of a cooling pipe, and the other end of the cooling pipe penetrates out of the cooling tower and is connected with a second water pump. The cooled water falls into the water collecting tank, and the second water pump is started to pump the water in the water collecting tank to an external device through the cooling pipe.

[0008] Further, the water distribution device further comprises a water collecting tank arranged in the cooling tower and below the water passing plate, the water collecting tank is connected with one end of a cooling pipe, and the other end of the cooling pipe penetrates out of the cooling tower and is connected with a second water pump. The cooled water falls into the water collecting tank, and the second water pump is started to pump the water in the water collecting tank to an external device through the cooling pipe.

[0009] Further, the water distribution device further comprises a water collecting tank arranged in the cooling tower and below the water passing plate, the water collecting tank is connected with one end of a cooling pipe, and the other end of the cooling pipe penetrates out of the cooling tower and is connected with a second water pump. The cooled water falls into the water collecting tank, and the second water pump is started to pump the water in the water collecting tank to an external device through the cooling pipe.

[0010] Further, the water distribution device further comprises a water collecting tank arranged in the cooling tower and below the water passing plate, the water collecting tank is connected with one end of a cooling pipe, and the other end of the cooling pipe penetrates out of the cooling tower and is connected with a second water pump. The cooled water falls into the water collecting tank, and the second water pump is started to pump the water in the water collecting tank to an external device through the cooling pipe.

[0011] Compared with the prior art, the water distribution device has the following technical effects:

[0012] The first water pump is started, water in the external water pool enters into the water delivery pipe through the water storage pipe, the water delivery pipe uniformly delivers water to the water distribution member, water is uniformly sprayed from the multiple spray heads on the water distribution member, the water uniformly sprayed from the multiple spray heads falls on the water passing plate and continues to be uniform, then the water passing plate acts, because the water holes on the water passing plate are of the upper narrow and lower wide structure, thus the water sprayed from the water holes of the water passing plate has a certain flow rate and is uniform, the uniformity of the water distribution device is improved, and the water sprayed from the multiple water holes can fall on the filler of the cooling tower in a comprehensive covering mode, and the heat dissipation effect of the cooling tower is also improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 is a structural schematic view of the water distribution device of the utility model installed in the cooling tower;

[0014] Fig. 2 is a top view structural schematic view of the water distribution member of the utility model;

[0015] Fig. 3 is a sectional view structural schematic view of the water collecting cover of the utility model;

[0016] Reference numerals in the drawings are:

[0017] 1, cooling tower; 11, insertion slot; 12, first pipe clamp;

[0018] 2, water distribution member; 21, water distribution branch pipe; 22, inner plate; 23, ring plate;

[0019] 3, spray head;

[0020] 4, water passing plate; 41, frame body; 411, insertion block; 42, filter plate; 421, water hole;

[0021] 5, water delivery pipe; 51, first water pump; 52, second pipe clamp;

[0022] 6, water collecting tank; 7, cooling pipe;

[0023] 8, water collecting cover; 81, edge. DETAILED DESCRIPTION

[0024] The utility model is further explained in connection with the drawings and specific embodiments.

[0025] As Figs. 1-3As shown in the figure, the water distribution device for cooling tower comprises a water distribution member 2 arranged in the cooling tower 1 and a plurality of spray heads 3 evenly arranged on the water distribution member 2, and further comprises a water passing plate 4 arranged in the cooling tower 1 below the water distribution member 2, the water passing plate 4 comprising a plurality of water holes 421 with a narrow upper part and a wide lower part arranged evenly on the water passing plate 4, and a plurality of water pipes 5 arranged evenly around the water distribution member 2 in the cooling tower 1, one end of each of the water pipes 5 being connected to the water distribution member 2 and the other end being connected to communicate with a water storage pipe outside the cooling tower 1, the water storage pipe being connected to an external water pool, and a first water pump 51 being arranged on each of the water pipes 5. The airflow blown by the fan in the cooling tower 1 exchanges heat with the water flowing through the filler; the water vapor generated when the cooling tower 1 exchanges heat with water is generally emitted through the tower opening of the cooling tower 1.

[0026] When the first water pump 51 is started, the water in the external water pool enters the water pipes 5 through the water storage pipe, the water pipes 5 evenly deliver water to the water distribution member 2, the water is evenly sprayed from the plurality of spray heads 3 on the water distribution member 2, the water evenly sprayed from the plurality of spray heads 3 falls on the water passing plate 4 and continues to be evenly distributed, and then the water passing plate 4 acts, because the water holes 421 on the water passing plate 4 have a narrow upper part and a wide lower part, the water sprayed from the water holes 421 of the water passing plate 4 has a certain flow rate and is evenly distributed. And the water sprayed from the plurality of water holes 421 can fall on the filler of the cooling tower 1 in a comprehensive covering manner, thereby evenly distributing the water in the filler in the cooling tower 1, and more airflow can be in good contact with the water when passing through the filler, thereby improving the heat dissipation effect of the cooling tower 1.

[0027] The water distribution device of the embodiment, the arrangement of the plurality of water pipes 5 enables the plurality of spray heads 3 to evenly spray water, the water evenly sprayed from the plurality of spray heads 3 continues to be evenly distributed after falling on the water passing plate 4, and then the water passing plate 4 acts, the water sprayed from the plurality of water holes 421 of the water passing plate 4 has a certain flow rate and is evenly distributed, the uniformity of the water distribution device is improved; and the water sprayed from the plurality of water holes 421 can fall on the filler of the cooling tower 1 in a comprehensive covering manner, and the heat dissipation effect of the cooling tower 1 is also improved.

[0028] As an implementable manner, the water distribution member 2 comprises a water distribution frame arranged at the top of the cooling tower 1 and a plurality of water distribution branch pipes 21 evenly arranged on the water distribution frame, the plurality of water distribution branch pipes 21 are arranged in a ring shape, the two ends of each of the water distribution branch pipes 21 are provided with plugs, one end of the water distribution branch pipe 21 is connected to the water pipe 5, and the plurality of spray heads 3 are evenly arranged on the plurality of water distribution branch pipes 21. Each water pipe 5 corresponds to one water distribution branch pipe 21, the water pipe 5 evenly delivers water to the water distribution branch pipe 21, and the water is evenly sprayed from the plurality of spray heads 3 on the water distribution branch pipe 21.

[0029] As an implementable mode, the water distribution frame comprises an inner plate 22 and a ring plate 23 fixedly connected by a reinforcing rib, and the inner plate 22 is arranged at the top of the cooling tower 1 and can be fixed at the top of the cooling tower 1 in a welding or locking manner, and a plurality of water distribution branch pipes 21 are uniformly fixedly connected between the inner plate 22 and the ring plate 23; a plurality of grooves are arranged on the corresponding end faces of the inner plate 22 and the ring plate 23, and the plugs at the two ends of the water distribution branch pipe 21 are respectively clamped into the grooves on the inner plate 22 and the ring plate 23. The water distribution branch pipe 21 of the embodiment is detachably connected with the inner plate 22 and the ring plate 23 through the grooves arranged on the inner plate 22 and the ring plate 23. After long-term use, the water distribution branch pipe 21 can be disassembled, so that the nozzle 3 can be cleaned. The water distribution frame is designed in this structure, the overall weight is reduced, and the later cleaning of the water distribution branch pipe 21 is facilitated.

[0030] As an implementable mode, the water distribution frame comprises an inner plate 22 and a ring plate 23 fixedly connected by a reinforcing rib, and the inner plate 22 is arranged at the top of the cooling tower 1 and can be fixed at the top of the cooling tower 1 in a welding or locking manner, and a plurality of water distribution branch pipes 21 are uniformly fixedly connected between the inner plate 22 and the ring plate 23; a plurality of grooves are arranged on the corresponding end faces of the inner plate 22 and the ring plate 23, and the plugs at the two ends of the water distribution branch pipe 21 are respectively clamped into the grooves on the inner plate 22 and the ring plate 23. The water distribution branch pipe 21 of the embodiment is detachably connected with the inner plate 22 and the ring plate 23 through the grooves arranged on the inner plate 22 and the ring plate 23. After long-term use, the water distribution branch pipe 21 can be disassembled, so that the nozzle 3 can be cleaned. The water distribution frame is designed in this structure, the overall weight is reduced, and the later cleaning of the water distribution branch pipe 21 is facilitated.

[0031] As an implementable mode, the water distribution frame comprises an inner plate 22 and a ring plate 23 fixedly connected by a reinforcing rib, and the inner plate 22 is arranged at the top of the cooling tower 1 and can be fixed at the top of the cooling tower 1 in a welding or locking manner, and a plurality of water distribution branch pipes 21 are uniformly fixedly connected between the inner plate 22 and the ring plate 23; a plurality of grooves are arranged on the corresponding end faces of the inner plate 22 and the ring plate 23, and the plugs at the two ends of the water distribution branch pipe 21 are respectively clamped into the grooves on the inner plate 22 and the ring plate 23. The water distribution branch pipe 21 of the embodiment is detachably connected with the inner plate 22 and the ring plate 23 through the grooves arranged on the inner plate 22 and the ring plate 23. After long-term use, the water distribution branch pipe 21 can be disassembled, so that the nozzle 3 can be cleaned. The water distribution frame is designed in this structure, the overall weight is reduced, and the later cleaning of the water distribution branch pipe 21 is facilitated.

[0032] As an implementable mode, the water distribution frame comprises an inner plate 22 and a ring plate 23 fixedly connected by a reinforcing rib, and the inner plate 22 is arranged at the top of the cooling tower 1 and can be fixed at the top of the cooling tower 1 in a welding or locking manner, and a plurality of water distribution branch pipes 21 are uniformly fixedly connected between the inner plate 22 and the ring plate 23; a plurality of grooves are arranged on the corresponding end faces of the inner plate 22 and the ring plate 23, and the plugs at the two ends of the water distribution branch pipe 21 are respectively clamped into the grooves on the inner plate 22 and the ring plate 23. The water distribution branch pipe 21 of the embodiment is detachably connected with the inner plate 22 and the ring plate 23 through the grooves arranged on the inner plate 22 and the ring plate 23. After long-term use, the water distribution branch pipe 21 can be disassembled, so that the nozzle 3 can be cleaned. The water distribution frame is designed in this structure, the overall weight is reduced, and the later cleaning of the water distribution branch pipe 21 is facilitated.

[0033] As an implementable mode, the water distribution device further comprises a water collecting cover 8, two ends of the water collecting cover 8 are fixedly connected with the water passing plate 4 and the water collecting tank 6 respectively, the side wall of the water collecting cover 8 has a slope, and an edge 81 is arranged on the end of the water collecting cover 8 close to the water passing plate 4. When the fan of the cooling tower 1 exchanges heat with water, due to the existence of wind force, the water will be inclined and fall outside the water collecting tank 6, which affects the water saving efficiency of water heat exchange. Therefore, the water collecting cover 8 is designed to block the inclined water, so that the water can only flow into the water collecting tank 6 after passing through the water passing plate 4. In addition, water vapor is generated when the cooling tower 1 exchanges heat with water, and the water vapor is generally discharged through the tower opening of the cooling tower 1. The water collecting cover 8 is designed so that part of the water vapor falls on the water collecting cover 8 in liquid form, and finally falls from the water collecting cover 8 into the water collecting tank 6, further improving the water saving efficiency of water heat exchange. The side wall of the water collecting cover 8 has a slope and the edge 81, which are used to better make the water vapor fall on the water collecting cover 8 in liquid form, and finally fall into the water collecting tank 6.

[0034] The water distribution device of the embodiment, the first water pump 51 is started, the water in the external water pool enters the water supply pipe 5 through the water storage pipe, then the water is uniformly sprayed from the plurality of spray heads 3 and falls on the water passing plate 4, because the water hole 421 on the water passing plate 4 has a structure of being narrow at the top and wide at the bottom, therefore the water has a certain flow rate and is uniform when sprayed from the water hole 421 of the water passing plate 4, finally the water passes through the filler in the cooling tower 1, the airflow blown by the fan in the cooling tower 1 exchanges heat with the water passing through the filler. The cooled water falls into the water collecting tank 6, and the second water pump is started to pump the water in the water collecting tank 6 to the external device through the cooling pipe 7.

[0035] The above-mentioned embodiments are only preferred embodiments of the present application, and are only used to explain the present application, and are not intended to limit the scope of the present application. Of course, those skilled in the art can easily make other embodiments according to the technical content disclosed in the present application by substitution or change, therefore, any changes and improvements made on the basis of the principles and process conditions of the present application shall be included in the patent application range of the present application.

Claims

1. A water distribution device for a cooling tower, comprising a water distribution member (2) arranged in a cooling tower (1) and a plurality of spray heads (3) uniformly arranged on the water distribution member (2), characterized in that, The water distribution device further comprises a water passing plate (4) and a plurality of water pipes (5), the water passing plate (4) is arranged in the cooling tower (1) and below the water distribution member (2), the water passing plate (4) comprises a plurality of water holes (421) with a structure of narrow top and wide bottom arranged uniformly, and the plurality of water pipes (5) are arranged uniformly in the cooling tower (1) and around the water distribution member (2), one end of the plurality of water pipes (5) is connected with the water distribution member (2), the other end is communicated and penetrates to the outside of the cooling tower (1) and is connected with a water storage pipe, and the first water pump (51) is arranged on each water pipe (5).

2. The water distribution device of claim 1, wherein The water distribution member (2) comprises a water distribution frame arranged at the top of the cooling tower (1) and a plurality of water distribution branch pipes (21) arranged uniformly on the water distribution frame, the plurality of water distribution branch pipes (21) are arranged in a ring shape, the two ends of each water distribution branch pipe (21) are provided with plugs, and the water distribution branch pipe (21) is connected with one end of the water pipe (5), and the plurality of nozzles (3) are arranged uniformly on the plurality of water distribution branch pipes (21).

3. The water distribution device of claim 2, wherein, The water distribution frame comprises an inner plate (22) and a ring plate (23) fixedly connected by a reinforcing rib, the inner plate (22) is arranged at the top of the cooling tower (1), and the plurality of water distribution branch pipes (21) are fixedly connected between the inner plate (22) and the ring plate (23); the inner plate (22) and the ring plate (23) are provided with a plurality of grooves on the corresponding end faces, and the plugs at the two ends of the water distribution branch pipe (21) are respectively clamped into the grooves on the inner plate (22) and the ring plate (23).

4. The water distribution device of claim 1, wherein, The water passing plate (4) comprises a frame body (41) below the water distribution member (2) and a filter plate (42), the cooling tower (1) is provided with two insertion slots (11) in opposite positions, the two ends of the frame body (41) are provided with insertion blocks (411), and each insertion block (411) is clamped into the insertion slot (11), and the filter plate (42) is arranged on the frame body (41) and is provided with a plurality of water holes (421) with a structure of narrow top and wide bottom arranged uniformly.

5. The water distribution device of claim 1, wherein, A plurality of first pipe clamps (12) are arranged uniformly in the cooling tower (1), a second pipe clamp (52) is arranged on each water pipe (5), and each water pipe (5) is fixedly connected in the cooling tower (1) through the first pipe clamp (12) and the second pipe clamp (52).

6. The water distribution device of claim 1, wherein, The water distribution device further comprises a water collecting tank (6) arranged in the cooling tower (1) and below the water passing plate (4), the water collecting tank (6) is connected with one end of a cooling pipe (7), and the other end of the cooling pipe (7) penetrates to the outside of the cooling tower (1) and is connected with a second water pump.

7. The water distribution device of claim 6, wherein, The water distribution device further comprises a water collecting cover (8), the two ends of the water collecting cover (8) are fixedly connected with the water passing plate (4) and the water collecting tank (6), the side wall of the water collecting cover (8) has an inclination, and the end of the water collecting cover (8) close to the water passing plate (4) is provided with an edge (81) arranged obliquely.

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