Novel cross-flow dividing wall type cooling tower

Abstract

The utility model relates to the technical field of cooling towers, in particular to a novel cross-flow dividing wall type cooling tower. The cooling tower comprises a tower body, a first cooling chamber is arranged on one side of the tower body, an air inlet is formed in the side wall face of the first cooling chamber, a heat exchange structure is arranged in the first cooling chamber, and a water inlet pipe used for introducing hot water is arranged at the position, corresponding to the top of the first cooling chamber, above the heat exchange structure; a spraying mechanism used for conducting water cooling on the hot fluid is arranged on the side, close to the air inlet, of the first cooling chamber. The heat exchange structure is located at the air inlet; a heat exchange water tank and a spraying water tank are arranged at the bottom of the tower body, the heat exchange water tank is communicated with a hot fluid, and the spraying water tank is communicated with a cooling medium sprayed by the spraying mechanism; a heat exchange fan is arranged at the top of the tower body. According to the technical scheme, the problem that hot water in the cooling tower cannot be cooled when the temperature of the hot water is too high or the environment temperature is too high is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cooling tower technical field, specifically is a new type cross flow partition wall type cooling tower. BACKGROUND

[0002] Partition wall type cooling tower is a kind of equipment that is cooled by partition wall type heat exchanger, and in partition wall type cooling tower, hot circulating water flows in partition wall type heat exchanger, and heat is taken away by air flow.

[0003] When external air is introduced into cooling tower, and after the passage or device of heat exchange, heat exchange is carried out with hot water needing heat exchange in partition wall type heat exchanger. Due to the existence of partition wall type heat exchanger, hot water and air do not directly contact, but heat transfer is carried out through the wall surface of heat exchanger. In this way, the heat of hot water is transferred to air, so that hot water is cooled, and the cooled water can continue to be recycled, and the air absorbing heat is discharged from cooling tower;But when hot water temperature is too high or ambient temperature is too high, the partition wall type cooling tower in the prior art cannot cool hot water completely by air cooling. UTILITY MODEL CONTENT

[0004] The utility model discloses to solve the problems in the prior art, provide a new type cross flow partition wall type cooling tower, and the device solves the problem that hot water in cooling tower cannot be cooled when hot water temperature is too high or ambient temperature is too high.

[0005] To solve the above problems, the following technical solutions are provided:

[0006] The utility model discloses a new type cross flow partition wall type cooling tower, it includes tower body, the first cooling chamber is arranged in the one side of tower body, the first cooling chamber side wall is provided with air inlet, the first cooling chamber is provided with heat exchange structure, the first cooling chamber top is provided with the water inlet pipe for the hot water of the heat exchange structure upper side, the water inlet pipe lower end is connected with the shower nozzle, the first cooling chamber is close to the side of air inlet and is provided with the spray mechanism for the water cooling of hot fluid, the heat exchange structure is located at air inlet, the tower body bottom is provided with heat exchange water tank and spray water tank, the heat exchange water tank is linked with hot fluid, the spray water tank is linked with the cooling medium of spray mechanism spray, the tower body top is provided with heat exchange fan.

[0007] The heat exchange structure and the spraying mechanism are arranged, hot water is introduced into the first cooling chamber through the water inlet pipe, is uniformly sprayed through the spray head, vertically falls to the heat exchange structure, at the same time, cold air from the outside enters the tower body from the air inlet, in the heat exchange structure, the cold air and the hot water form a significant temperature difference, thereby efficiently realizing the air cooling of the hot water; in addition, the spraying mechanism operates synchronously, releases cooling water, and the hot water is water-cooled. The double cooling mechanism of air cooling and water cooling effectively overcomes the cooling failure problem caused by the initial high temperature of the hot water or the high temperature of the environment, and significantly improves the heat dissipation performance of the cooling tower in the high temperature environment.

[0008] The heat exchange structure is stacked by a plurality of heat exchange sheets, and a gap is arranged between each heat exchange sheet, and the front and back sides of the heat exchange structure are respectively abutted with the inner wall surface of the first cooling chamber.

[0009] In the above scheme, the gap is left between each heat exchange sheet, and an independent heat exchange channel is formed; thereby realizing the physical isolation of the hot water sprayed by the spray head and the cooling water sprayed by the spraying mechanism, avoiding direct contact between the two, ensuring efficient heat transfer, effectively preventing water pollution, ensuring sustainable recycling of water resources, and greatly improving the economy and environmental benefits of the cooling tower.

[0010] The spraying mechanism comprises a spraying water pump, one end of the spraying water pump is communicated with a water suction pipe, the water suction pipe extends into a spraying water tank, the other end of the spraying water pump is communicated with a water outlet pipe arranged in a vertical manner, one end of the water outlet pipe away from the spraying water pump is communicated with a plurality of spraying pipes arranged in a horizontal manner, the spraying pipes are arranged in the gap at intervals, first baffles are arranged at intervals on both sides of the heat exchange structure, and the first baffles are arranged alternately with the spraying pipes.

[0011] In the above scheme, when the spraying water pump is started, the spraying pipes located in the heat exchange structure vertically spray the cooling water for cooling the hot water from top to bottom; through the arrangement of the first baffles, the first baffles are closely attached to both sides of the heat exchange structure, which can avoid the waste of water resources caused by the outflow of hot water from both sides of the heat exchange structure, and make the whole cooling process more stable and efficient.

[0012] A water baffle is arranged on the upper end surface of the corresponding heat exchange structure above each spraying pipe, a water collecting disc for collecting the cooling water sprayed by the spraying pipe is arranged on the lower end surface of the corresponding heat exchange structure below each spraying pipe, fixed plates are arranged at both ends of the water collecting disc, a through hole is arranged on the fixed plate away from the air inlet, an inclined water guide plate is arranged on the fixed plate below the through hole, and the water guide plate extends to the spraying water tank.

[0013] The water guide plate is arranged, the cooling water after heat exchange flows into the corresponding water collecting disc, and then flows out along the water guide plate from the through hole and finally gathers in the spray water tank; the water pump is arranged, and the cooling water in the spray water tank is pumped out and re-enters the cooling water circulation, so that the water resource is efficiently reused, and the water resource consumption during equipment operation is effectively reduced.

[0014] The water uniformizing plate is arranged above the heat exchange structure, is located between the water baffle and the spray head, and is provided with a plurality of holes arranged in parallel and side by side.

[0015] In the scheme, when the spray head sprays hot water downward, the water uniformizing plate is used to uniformly disperse the hot water, so that the hot water uniformly flows into the heat exchange structure, the water baffle and the hole are arranged to avoid direct contact between the hot water and the cooling water, and the water flow channel is ensured to be unobstructed, thereby fundamentally eliminating the mixing of hot and cold media.

[0016] The second cooling chamber is further arranged, the second cooling chamber and the first cooling chamber are symmetrically arranged along the center line of the tower body, and the internal structures of the second cooling chamber and the first cooling chamber are consistent.

[0017] In the scheme, the heat exchange can be performed on both sides of the cooling tower through the arrangement of the second cooling chamber. When one of the cooling chambers fails or needs to be maintained, the other cooling chamber can still maintain the cooling function, so that the continuous operation of the entire equipment is ensured, and the risk of production interruption caused by equipment failure is reduced.

[0018] The above scheme has the following advantages:

[0019] 1. The novel cross-flow partition wall type cooling tower comprises a first cooling chamber, a heat exchange structure is arranged in the first cooling chamber, a water inlet pipe for introducing hot water is arranged on the top of the first cooling chamber corresponding to the heat exchange structure, a spray head is connected to the lower end of the water inlet pipe, a spray mechanism for water cooling of the hot water sprayed by the spray head is arranged on one side of the first cooling chamber close to an air inlet, and a heat exchange fan is arranged on the top of the tower body. Through the arrangement of the heat exchange structure and the spray mechanism, the hot water is introduced into the first cooling chamber through the water inlet pipe, uniformly sprayed through the spray head, and vertically falls to the heat exchange structure. At the same time, cold air from the outside flows into the tower body from the air inlet. In the heat exchange structure, the cold air and the hot water form a significant temperature difference, so that the air cooling of the hot water is efficiently realized. In addition, the spray mechanism operates synchronously to release cooling water and cool the hot water. The double cooling mechanism of air cooling and water cooling effectively overcomes the cooling failure problem caused by the initial high temperature of the hot water or the high temperature of the environment, and significantly improves the heat dissipation performance of the cooling tower in a high-temperature environment.

[0020] 2、The heat exchange structure is stacked by a plurality of heat exchange sheets for containing fillers, and a gap is arranged between each heat exchange sheet, through the arrangement of the heat exchange structure, a gap is left between each heat exchange sheet, and an independent heat exchange channel is formed; thus, physical isolation of the hot water sprayed by the nozzle and the cooling water sprayed by the spraying mechanism is realized, direct contact between the two is avoided, efficient heat transfer is ensured, water pollution is effectively prevented, continuous recycling of water resources is ensured, and the economy and environmental protection benefits of the cooling tower are greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to make the content of the utility model more easily and clearly understood, the utility model will be further described in detail below according to the specific embodiments of the utility model and in combination with the drawings, wherein:

[0022] Figure 1 It is a structural schematic view of a novel cross-flow partition wall type cooling tower;

[0023] Figure 2 It is a structural schematic view of the internal structure of a novel cross-flow partition wall type cooling tower;

[0024] Figure 3 It is a structural schematic view of the heat exchange structure in a novel cross-flow partition wall type cooling tower;

[0025] Figure 4 It is a sectional view of the heat exchange structure;

[0026] Figure 5 It is a structural schematic view of a spraying mechanism in a novel cross-flow partition wall type cooling tower;

[0027] Figure 6 It is Figure 4 It is an enlarged schematic view of A part in the middle;

[0028] The drawings are explained as follows: 1, tower body; 2, first cooling chamber; 3, heat exchange structure; 4, heat exchange water tank; 5, spraying water tank; 6, water inlet pipe; 7, nozzle; 8, heat exchange fan; 9, heat exchange sheet; 10, gap; 11, spraying water pump; 12, water suction pipe; 13, water outlet pipe; 14, spraying pipe; 15, first baffle; 16, water baffle; 17, water collecting disc; 18, fixed plate; 19, water guide plate; 20, water equalizing plate; 21, second cooling chamber. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below in combination with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0030] In specific embodiments, as Figures 1-6 shown, the utility model of a novel cross flow partition wall type cooling tower includes tower body 1, one side of tower body 1 is provided with first cooling chamber 2, the other side of tower body 1 is provided with second cooling chamber 21, the middle part of the side wall of first cooling chamber 2 and second cooling chamber 21 is provided with air inlet, the inside of first cooling chamber 2 and second cooling chamber 21 is provided with heat exchange structure 3, heat exchange structure 3 is located at air inlet, heat exchange structure 3 is stacked by several heat exchange sheets 9 for containing filler, and the interval 10 is provided between every heat exchange sheet 9, and the front and rear sides of heat exchange structure 3 are respectively with the inner wall of first cooling chamber 2, and the interval 10 is left between every heat exchange sheet 9, forms independent heat exchange channel;To realize the physical isolation of the hot water that is sprayed out of the spray head 7 and the cooling water that is sprayed by the spraying mechanism, avoid direct contact between the two, both ensure efficient heat transfer, and effectively prevent water pollution, ensure that water resources can be recycled, greatly improve the economy and environmental benefits of cooling tower.

[0031] As Figure 2 shown, the top of the first cooling chamber 2 and the second cooling chamber 21 corresponding to the heat exchange structure 3 is provided with the water inlet pipe 6 for entering hot water, the lower end of the water inlet pipe 6 is connected with the spray head 7, and the side of the first cooling chamber 2 and the second cooling chamber 21 close to the air inlet is provided with the spraying mechanism for water cooling of the hot water sprayed by the spray head 7;The top of tower body 1 is provided with heat exchange fan 8. Hot water is introduced into first cooling chamber 2 through water inlet pipe 6, and is uniformly sprayed through spray head 7, and falls vertically to heat exchange structure 3, while cold air from the air inlet flows into tower body 1, and in heat exchange structure 3, cold air and hot water form a significant temperature difference, so that the air cooling of hot water is efficiently realized;In addition, the spraying mechanism operates synchronously, releases cooling water, and cools the hot water. The double cooling mechanism of air cooling and water cooling effectively overcomes the cooling failure problem caused by the initial high temperature of hot water or high ambient temperature, and significantly improves the heat dissipation performance of the cooling tower in high temperature environment.

[0032] As Figure 5As shown, the spraying mechanism contains a spraying water pump 11, one end of which is connected with a water suction pipe 12 extending into the spraying water tank 5, and the other end of which is connected with a water outlet pipe 13 arranged vertically, one end of the water outlet pipe 13 being connected with a plurality of spraying pipes 14 arranged horizontally, the spraying pipes 14 being arranged in the gap 10 at intervals, and first baffles 15 being arranged at intervals on both sides of the heat exchange structure 3, the first baffles 15 being arranged alternately with the spraying pipes 14. When the spraying water pump 11 is started, the spraying pipes 14 inside the heat exchange structure 3 vertically spray cooling water from top to bottom for cooling the hot water. The first baffles 15 are arranged closely on both sides of the heat exchange structure 3 to avoid waste of water resources caused by outflow of the hot water from both sides of the heat exchange structure 3, so that the cooling process is more stable and efficient.

[0033] As shown in Figure 2 , the heat exchange structure 3 is arranged above the first cooling chamber 2 and the second cooling chamber 21, and the heat exchange structure 3 is arranged above the first cooling chamber 2 and the second cooling chamber 21.

[0034] As shown in Figure 3 , the heat exchange structure 3 is arranged above the first cooling chamber 2 and the second cooling chamber 21, and the heat exchange structure 3 is arranged above the first cooling chamber 2 and the second cooling chamber 21.

[0035] As shown in Figure 2 , the heat exchange structure 3 is arranged above the first cooling chamber 2 and the second cooling chamber 21, and the heat exchange structure 3 is arranged above the first cooling chamber 2 and the second cooling chamber 21.

[0036] In working, hot water is introduced from the water inlet pipe 6, and is sprayed vertically downward to the heat exchange structure 3 through the spray head 7, at the same time, the outside cold air is introduced into the tower from the air inlet, and exchanges heat with the hot water, so that the air cooling of the hot water is realized, the hot air after heat exchange is extracted to the outside of the tower body 1 through the heat exchange fan 8, at the same time, the spray water pump 11 is opened, the spray pipe 14 sprays cooling water, passes through the heat exchange structure 3, realizes the physical isolation of the hot water sprayed out of the spray head 7 and the cooling water sprayed by the spray mechanism, and guarantees efficient heat transfer, so that the water cooling of the hot water is realized, that is, the cooling process is completed.

[0037] In the description of the present application, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the 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. In the description of the present application, unless otherwise specified and limited, it should be explained that the terms "mounting", "connecting", "connecting" should be understood in a broad sense, for example, it can be mechanical connection or electrical connection, or the communication between two elements, it can be directly connected, or indirectly connected through an intermediate medium, for those skilled in the art, the specific meaning of the above terms can be understood according to the specific circumstances.

[0038] Obviously, the above embodiments are only examples for clearly illustrating, and are not limited to the embodiments, and for those skilled in the art, on the basis of the above description, other different forms of changes or variations can be made, here, all the embodiments do not need to be exhausted, and the obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A new cross flow partition wall cooling tower comprising a tower body (1), characterized in that, The tower body (1) is provided with a first cooling chamber (2) on one side, the side wall surface of the first cooling chamber (2) is provided with an air inlet, the first cooling chamber (2) is provided with a heat exchange structure (3) inside, the top of the first cooling chamber (2) is provided with a water inlet pipe (6) for feeding hot water above the heat exchange structure (3), the lower end of the water inlet pipe (6) is connected with a spray head (7), and the side of the first cooling chamber (2) close to the air inlet is provided with a spraying mechanism for water cooling of hot fluid; the heat exchange structure (3) is located at the air inlet; the bottom of the tower body (1) is provided with a heat exchange water tank (4) and a spraying water tank (5), the heat exchange water tank (4) is communicated with the hot fluid, and the spraying water tank (5) is communicated with the cooling medium sprayed by the spraying mechanism; and the top of the tower body (1) is provided with a heat exchange fan (8).

2. A novel crossflow partition wall cooling tower as claimed in claim 1, wherein, The heat exchange structure (3) is stacked by a plurality of heat exchange fins (9), and gaps (10) are arranged between each two heat exchange fins (9), and the front and back sides of the heat exchange structure (3) are respectively abutted with the inner wall surfaces of the first cooling chamber (2).

3. A novel crossflow partition wall cooling tower as claimed in claim 2, wherein, The spraying mechanism comprises a spraying water pump (11), one end of the spraying water pump (11) is communicated with a water suction pipe (12), the water suction pipe (12) extends into the spraying water tank (5), the other end of the spraying water pump (11) is communicated with a water outlet pipe (13) arranged in a vertical manner, one end of the water outlet pipe (13) away from the spraying water pump (11) is communicated with a plurality of spraying pipes (14) arranged in a horizontal manner, the spraying pipes (14) are arranged in the gaps (10) at intervals, and first baffles (15) are arranged at intervals on the two sides of the heat exchange structure (3), and the first baffles (15) and the spraying pipes (14) are arranged alternately.

4. A novel crossflow partition wall cooling tower as claimed in claim 3, wherein, The upper end surface of the corresponding heat exchange structure (3) above each spraying pipe (14) is provided with a water baffle (16), and the lower end surface of the corresponding heat exchange structure (3) below each spraying pipe (14) is provided with a water collecting disc (17) for collecting the cooling water sprayed by the spraying pipe (14), the water collecting disc (17) is provided with a fixed plate (18) at both ends, a through hole is formed in the fixed plate (18) away from the air inlet, an inclined water guide plate (19) is arranged on the fixed plate (18) below the through hole, and the water guide plate (19) extends to the spraying water tank (5).

5. A novel crossflow partition wall cooling tower as claimed in claim 4, wherein, A water equalizing plate (20) is arranged above the heat exchange structure (3), the water equalizing plate (20) is located between the water baffle (16) and the spray head (7), a plurality of hole holes are arranged on the water equalizing plate (20) in parallel and side by side, and the hole holes are arranged alternately with the water baffle (16).

6. A novel crossflow partition wall cooling tower as claimed in claim 1, wherein, A second cooling chamber (21) is further included, the second cooling chamber (21) and the first cooling chamber (2) are symmetrically arranged along the center line of the tower body (1), and the internal structure of the second cooling chamber (21) is consistent with that of the first cooling chamber (2).

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