Spraying system for auxiliary machine indirect air cooling system

Abstract

The utility model discloses a spraying system for an auxiliary machine indirect air cooling system, which comprises a cooling triangular frame, two main pipelines are arranged on the inner side of the cooling triangular frame, the two main pipelines are respectively arranged on two sides of a radiator of the cooling triangular frame, branch pipeline groups are arranged on the main pipelines, a plurality of branch pipeline groups are arranged on the main pipelines, and a plurality of branch pipeline groups are arranged on the branch pipeline groups. The branch pipeline set comprises branch pipes and nozzles, one ends of the branch pipes are connected with the main pipeline, the other ends of the branch pipes are connected with the nozzles, the multiple branch pipes are arranged on the main pipeline in a staggered mode, and the spraying direction of the nozzles faces the side, provided with the radiator, of the cooling triangular frame. According to the air cooling unit, the utilization efficiency of a spraying system is greatly improved through the scientific and simple design structure, meanwhile, the excellent stability is achieved, and safe, stable and high-energy-efficiency operation of the air cooling unit in summer is guaranteed.

Description

Technical Field

[0001] This utility model relates to a spray system for an auxiliary machine indirect air-cooling system, belonging to the technical field of spray systems. Background Technology

[0002] Indirect air-cooling systems that combine the main and auxiliary units in a single air-cooled tower offer advantages such as centralized cooling equipment layout, high land utilization, ease of management and maintenance, water conservation, and reduced fan power consumption. However, the main and auxiliary units suffer from different circulating water temperatures and hot air temperatures within the tower, leading to mutual interference in their heat dissipation performance. In already operational projects using this combined tower configuration, high water temperature alarms in the auxiliary units have occurred. Utility Model Content

[0003] The purpose of this invention is to provide a spray system for an auxiliary indirect air-cooling system. The scientific and simple design of this invention greatly improves the utilization efficiency of the spray system, while also possessing excellent stability, ensuring the safe, stable, and energy-efficient operation of the air-cooled unit in summer.

[0004] To solve the above-mentioned technical problems, the present invention adopts the following technical solution: a spray system for an auxiliary machine indirect air-cooling system, comprising a cooling triangular frame, a main pipe provided inside the cooling triangular frame, two main pipes provided, the two main pipes being placed on both sides of the cooling triangular frame where the radiator is installed, a branch pipe group provided on the main pipe, multiple branch pipe groups provided, each branch pipe group including a branch pipe and a nozzle, one end of the branch pipe being connected to the main pipe, the other end of the branch pipe being connected to the nozzle, multiple branch pipes being provided, the multiple branch pipes being arranged alternately on the main pipe, and the nozzle spraying direction facing the side of the cooling triangular frame where the radiator is installed.

[0005] The aforementioned spray system for an auxiliary indirect air-cooling system includes six branch pipes, namely pipe A, pipe B, pipe C, pipe D, pipe E, and pipe F arranged from top to bottom. Pipes A, B, and C are located on the left side of the main pipe, while pipes D, E, and F are located on the right side of the main pipe. The outlet directions of pipes A, B, and C are the same, as are the outlet directions of pipes D, E, and F. The outlet of pipe C is opposite to the outlet of pipe D. Pipes A, B, C, D, E, and F are all located on the same plane.

[0006] In the aforementioned spray system for an auxiliary machine indirect air-cooling system, the lengths of the A-pipe, B-pipe, and C-pipe arranged from top to bottom decrease sequentially.

[0007] In the aforementioned spray system for an auxiliary machine indirect air-cooling system, the lengths of the D-pipe, E-pipe, and F-pipe, arranged from top to bottom, increase sequentially.

[0008] The aforementioned spray system for an auxiliary indirect air-cooling system has more than six branch pipes. Branch pipes are arranged in the upper row of pipe A, and the length of the branch pipes in the upper row of pipe A increases from bottom to top starting from pipe C. The outlet of the branch pipes in the upper row of pipe A is in the same direction as the outlet of pipe A. Branch pipes are arranged in the lower row of pipe F, and the length of the branch pipes in the lower row of pipe F also increases from top to bottom. The outlet of the branch pipes in the lower row of pipe F is in the same direction as the outlet of pipe F.

[0009] The aforementioned spray system for an auxiliary machine indirect air-cooling system has a branch pipe length of 180-1100mm.

[0010] In the aforementioned spray system for an auxiliary machine indirect air-cooling system, the distance between two adjacent branch pipes is 300-600mm.

[0011] The aforementioned spray system for an auxiliary machine indirect air-cooling system has a nozzle spray direction perpendicular to the side of the radiator mounted on the cooling triangular frame.

[0012] The aforementioned spray system for an auxiliary machine indirect air-cooling system is characterized in that both the main pipe and the branch pipe are made of stainless steel, and the nozzle is a solid conical nozzle.

[0013] Compared with existing technologies, the more scientific and simple design structure of this utility model greatly improves the utilization efficiency of the spray system, while possessing excellent stability, ensuring the safe, stable, and high-efficiency operation of the air-cooled unit in summer. By adopting this spray system, the auxiliary machine indirect air-cooling system can be effectively guaranteed to safely and stably weather the high temperatures of summer, while also achieving the purpose of improving the cleaning effect and saving cleaning water. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the structure of this utility model;

[0015] Figure 2 This is the front view of this utility model;

[0016] Figure 3 This is a top view of the present invention;

[0017] Figure 4 yes Figure 3 AA view;

[0018] Figure 5 There are 3 types of BB views.

[0019] Attached reference numerals: 1-Cooling triangular frame, 2-Main pipe, 3-Branch pipe group, 4-Branch pipe, 5-Nozzle, 6-Pipe A, 7-Pipe B, 8-Pipe C, 9-Pipe D, 10-Pipe E, 11-Pipe F.

[0020] The present invention will be further described below with reference to the accompanying drawings and specific embodiments. Detailed Implementation

[0021] Embodiment 1 of this utility model: A spray system for an auxiliary machine indirect air-cooling system includes a cooling triangular frame 1. A main pipe 2 is provided inside the cooling triangular frame 1. There are two main pipes 2, which are respectively placed on both sides of the cooling triangular frame 1 where the radiator is installed. A branch pipe group 3 is provided on the main pipe 2. There are multiple branch pipe groups 3. Each branch pipe group 3 includes a branch pipe 4 and a nozzle 5. One end of the branch pipe 4 is connected to the main pipe 2, and the other end of the branch pipe 4 is connected to the nozzle 5. There are multiple branch pipes 4, which are arranged alternately on the main pipe 2. The nozzle 5 sprays towards the side of the cooling triangular frame 1 where the radiator is installed.

[0022] Embodiment 2 of this utility model: A spray system for an auxiliary machine indirect air-cooling system, comprising a cooling triangular frame 1, with a main pipe 2 arranged inside the cooling triangular frame 1. Two main pipes 2 are arranged on either side of the cooling triangular frame 1 where a radiator is mounted. Multiple branch pipe groups 3 are arranged on the main pipes 2, each group including a branch pipe 4 and a nozzle 5. One end of the branch pipe 4 is connected to the main pipe 2, and the other end is connected to the nozzle 5. Multiple branch pipes 4 are arranged alternately on the main pipe 2. The nozzle 5 sprays towards the cooling triangular frame. The bracket 1 is installed on one side of the radiator; six branch pipes 4 are provided, which are arranged from top to bottom as pipe A6, pipe B7, pipe C8, pipe D9, pipe E10 and pipe F11. Pipes A6, B7 and C8 are located on the left side of the main pipe 2, and pipes D9, E10 and F11 are located on the right side of the main pipe 2. The outlet directions of pipes A6, B7 and C8 are the same, and the outlet directions of pipes D9, E10 and F11 are the same. The outlet of pipe C8 is opposite to the outlet of pipe D9. Pipes A6, B7, C8, D9, E10 and F11 are all located on the same plane.

[0023] Embodiment 3 of this utility model: A spray system for an auxiliary machine indirect air-cooling system, comprising a cooling triangular frame 1, with a main pipe 2 arranged inside the cooling triangular frame 1. Two main pipes 2 are arranged on either side of the cooling triangular frame 1 where the radiator is mounted. Multiple branch pipe groups 3 are arranged on the main pipes 2, each group including a branch pipe 4 and a nozzle 5. One end of the branch pipe 4 is connected to the main pipe 2, and the other end is connected to the nozzle 5. Multiple branch pipes 4 are arranged alternately on the main pipe 2. The nozzle 5 sprays towards the side of the cooling triangular frame 1 where the radiator is mounted. There are six branch pipes 4, which are arranged from top to bottom as pipe A6, pipe B7, pipe C8, pipe D9, pipe E10 and pipe F11. Pipes A6, B7 and C8 are located on the left side of the main pipe 2, and pipes D9, E10 and F11 are located on the right side of the main pipe 2. The outlet directions of pipes A6, B7 and C8 are the same, and the outlet directions of pipes D9, E10 and F11 are the same. The outlet of pipe C8 is opposite to the outlet of pipe D9. Pipes A6, B7, C8, D9, E10 and F11 are all located on the same plane. The lengths of pipes A6, B7 and C8 decrease sequentially from top to bottom.

[0024] Embodiment 4 of this utility model: A spray system for an auxiliary machine indirect air-cooling system, comprising a cooling triangular frame 1, with a main pipe 2 arranged inside the cooling triangular frame 1. Two main pipes 2 are arranged on either side of the cooling triangular frame 1 where a radiator is mounted. Multiple branch pipe groups 3 are arranged on the main pipes 2, each group including a branch pipe 4 and a nozzle 5. One end of the branch pipe 4 is connected to the main pipe 2, and the other end is connected to the nozzle 5. Multiple branch pipes 4 are arranged alternately on the main pipe 2. The nozzle 5 sprays towards the side of the cooling triangular frame 1 where the radiator is mounted. Six branch pipes 4 are arranged in a specific configuration. The pipes are arranged from top to bottom as follows: A6, B7, C8, D9, E10, and F11. Pipes A6, B7, and C8 are located on the left side of the main pipe 2, while pipes D9, E10, and F11 are located on the right side of the main pipe 2. The outlets of pipes A6, B7, and C8 have the same direction, as do the outlets of pipes D9, E10, and F11. The outlet of pipe C8 is opposite to the outlet of pipe D9. All pipes A6, B7, C8, D9, E10, and F11 are located on the same plane. The lengths of pipes A6, B7, and C8 decrease sequentially from top to bottom, while the lengths of pipes D9, E10, and F11 increase sequentially from top to bottom.

[0025] Embodiment 5 of this utility model: A spray system for an auxiliary machine indirect air-cooling system, comprising a cooling triangular frame 1, with a main pipe 2 arranged inside the cooling triangular frame 1. Two main pipes 2 are arranged on either side of the cooling triangular frame 1 where a radiator is mounted. Multiple branch pipe groups 3 are arranged on the main pipes 2, each group including a branch pipe 4 and a nozzle 5. One end of each branch pipe 4 is connected to the main pipe 2, and the other end is connected to the nozzle 5. Multiple branch pipes 4 are arranged alternately on the main pipe 2. The nozzle 5 sprays towards the side of the cooling triangular frame 1 where the radiator is mounted. Six branch pipes 4 are arranged from top to bottom as pipe A 6, pipe B 7, pipe C 8, pipe D 9, pipe E 10, and pipe F 11. Pipes A 6, B 7, and C 8 are located to the left of the main pipe 2, while pipes D 9, E 10, and F 11 are located to the right of the main pipe 2. On the right side of channel 2, the outlets of pipes A (6), B (7), and C (8) face the same direction, as do the outlets of pipes D (9), E (10), and F (11). The outlet of pipe C (8) is opposite to the outlet of pipe D (9). Pipes A (6), B (7), C (8), D (9), E (10), and F (11) are all placed on the same plane. The lengths of pipes A (6), B (7), and C (8) decrease sequentially from top to bottom; the lengths of pipes D (9), E (10), and F (11) decrease sequentially from top to bottom. The lengths of the branch pipes 4 increase sequentially; the number of branch pipes 4 is greater than six. Branch pipes 4 are arranged in the upper row of pipe A 6. The lengths of the branch pipes 4 arranged in the upper row of pipe A 6 increase sequentially from bottom to top starting from pipe C 8. The outlet of the branch pipes 4 arranged in the upper row of pipe A 6 is in the same direction as the outlet of pipe A 6. Branch pipes 4 are arranged in the lower row of pipe F 11. The lengths of the branch pipes 4 arranged in the lower row of pipe F 11 also increase sequentially from top to bottom. The outlet of the branch pipes 4 arranged in the lower row of pipe F 11 is in the same direction as the outlet of pipe F 11.

[0026] Embodiment 6 of this utility model: A spray system for an auxiliary machine indirect air-cooling system, comprising a cooling triangular frame 1, with a main pipe 2 arranged inside the cooling triangular frame 1. Two main pipes 2 are arranged on either side of the cooling triangular frame 1 where the radiator is mounted. Multiple branch pipe groups 3 are arranged on the main pipes 2, each group including a branch pipe 4 and a nozzle 5. One end of the branch pipe 4 is connected to the main pipe 2, and the other end is connected to the nozzle 5. Multiple branch pipes 4 are arranged alternately on the main pipe 2. The nozzle 5 sprays towards the side of the cooling triangular frame 1 where the radiator is mounted. Six branch pipes 4 are arranged, numbered A6, B7, C8, D9, E10, and F11 from top to bottom. A6, B7, and C8 are located on the left side of the main pipe 2, while D9, E10, and F11 are located on the right side. The outlets of pipes B7 and C8 face the same direction, as do the outlets of pipes D9, E10, and F11. The outlet of pipe C8 is opposite to the outlet of pipe D9. Pipes A6, B7, C8, D9, E10, and F11 are all placed on the same plane. The lengths of pipes A6, B7, and C8 decrease sequentially from top to bottom; the lengths of pipes D9, E10, and F11 increase sequentially from top to bottom. A large number of branch pipes 4 are installed. There are six pipes. A branch pipe 4 is installed on the upper row of pipe A 6. The length of the branch pipe 4 on the upper row of pipe A 6 increases from bottom to top starting from pipe C 8. The outlet of the branch pipe 4 on the upper row of pipe A 6 is in the same direction as the outlet of pipe A 6. A branch pipe 4 is installed on the lower row of pipe F 11. The length of the branch pipe 4 on the lower row of pipe F 11 also increases from top to bottom. The outlet of the branch pipe 4 on the lower row of pipe F 11 is in the same direction as the outlet of pipe F 11. The length of the branch pipe 4 is 180-1100mm.

[0027] Embodiment 7 of this utility model: A spray system for an auxiliary machine indirect air-cooling system, comprising a cooling triangular frame 1, with a main pipe 2 arranged inside the cooling triangular frame 1. Two main pipes 2 are arranged, positioned on either side of the cooling triangular frame 1 where a radiator is mounted. Branch pipe groups 3 are arranged on the main pipes 2, with multiple groups of branch pipe groups 3. Each branch pipe group 3 includes a branch pipe 4 and a nozzle 5. One end of the branch pipe 4 is connected to the main pipe 2, and the other end of the branch pipe 4 is connected to the nozzle 5. Multiple branch pipes 4 are staggered on the main pipe 2, with the nozzles 5 spraying towards the side of the cooling triangular frame 1 where the radiator is installed. There are six branch pipes 4, arranged from top to bottom as pipe A 6, pipe B 7, pipe C 8, pipe D 9, pipe E 10, and pipe F 11. Pipes A 6, B 7, and C 8 are located on the left side of the main pipe 2, while pipes D 9, E 10, and F 11 are located on the right side. The outlets of pipes A 6, B 7, and C 8 are... The outlets of pipes D9, E10, and F11 are in the same direction. The outlet of pipe C8 is opposite to the outlet of pipe D9. Pipes A6, B7, C8, D9, E10, and F11 are all placed on the same plane. The lengths of pipes A6, B7, and C8 decrease sequentially from top to bottom. The lengths of pipes D9, E10, and F11 increase sequentially from top to bottom. More than six branch pipes 4 are provided, with branch pipes 4 arranged in the upper row of pipe A6. The branch pipes 4 arranged on pipe A 6 increase in length from bottom to top starting from pipe C 8. The outlet of the branch pipes 4 arranged on pipe A 6 is in the same direction as the outlet of pipe A 6. Branch pipes 4 are arranged in the lower row of pipe F 11. The branch pipes 4 arranged in the lower row of pipe F 11 also increase in length from top to bottom. The outlet of the branch pipes 4 arranged in the lower row of pipe F 11 is in the same direction as the outlet of pipe F 11. The length of the branch pipes 4 is 180-1100m. The distance between two adjacent branch pipes 4 is 300-600mm.

[0028] Embodiment 8 of this utility model: A spray system for an auxiliary machine indirect air-cooling system, comprising a cooling triangular frame 1, with a main pipe 2 arranged inside the cooling triangular frame 1. Two main pipes 2 are arranged on either side of the cooling triangular frame 1 where a radiator is mounted. Multiple branch pipe groups 3 are arranged on the main pipes 2, each including a branch pipe 4 and a nozzle 5. One end of the branch pipe 4 is connected to the main pipe 2, and the other end is connected to the nozzle 5. Multiple branch pipes 4 are provided. The branch pipes 4 are staggered on the main pipe 2, and the nozzles 5 spray in the direction facing the side of the cooling triangular frame 1 where the radiator is installed. There are six branch pipes 4, arranged from top to bottom as pipe A6, pipe B7, pipe C8, pipe D9, pipe E10, and pipe F11. Pipes A6, B7, and C8 are located on the left side of the main pipe 2, while pipes D9, E10, and F11 are located on the right side. The outlet directions of pipes A6, B7, and C8 are the same, while those of pipes D9, E10, and F11 are different. The outlets of pipes 11 all face the same direction. The outlets of pipes C and D are opposite each other. Pipes A, B, C, D, E, and F are all placed on the same plane. The lengths of pipes A, B, and C decrease sequentially from top to bottom. The lengths of pipes D, E, and F increase sequentially from top to bottom. There are more than six branch pipes 4. Branch pipes 4 are arranged in the upper row of pipes A and their lengths from bottom to top starting from pipe C are... The lengths of the branch pipes 4 arranged on the upper row of pipe A 6 increase sequentially. The outlet of the branch pipe 4 is in the same direction as the outlet of pipe A 6. The lower row of pipe F 11 is provided with branch pipe 4, and the lengths of the branch pipe 4 arranged on the lower row of pipe F 11 also increase sequentially from top to bottom. The outlet of the branch pipe 4 arranged on the lower row of pipe F 11 is in the same direction as the outlet of pipe F 11. The length of the branch pipe 4 is 180-1100m. The distance between two adjacent branch pipes 4 is 300-600mm. The spray direction of the nozzle 5 is perpendicular to the side of the radiator installed on the cooling triangular frame 1.

[0029] Embodiment 9 of this utility model: A spray system for an auxiliary machine indirect air-cooling system, comprising a cooling triangular frame 1, with a main pipe 2 arranged inside the cooling triangular frame 1. Two main pipes 2 are arranged on either side of the cooling triangular frame 1 where a radiator is mounted. Multiple branch pipe groups 3 are arranged on the main pipes 2, each group including a branch pipe 4 and a nozzle 5. One end of the branch pipe 4 is connected to the main pipe 2, and the other end is connected to the nozzle 5. Multiple branch pipes 4 are arranged in an interlaced manner. Arranged on the main pipe 2, the nozzle 5 sprays towards the side of the cooling triangular frame 1 where the radiator is installed; six branch pipes 4 are provided, which are arranged from top to bottom as pipe A 6, pipe B 7, pipe C 8, pipe D 9, pipe E 10 and pipe F 11. Pipes A 6, B 7, and C 8 are located on the left side of the main pipe 2, and pipes D 9, E 10 and F 11 are located on the right side of the main pipe 2. The outlet directions of pipes A 6, B 7, and C 8 are the same, and the outlet directions of pipes D 9, E 10 and F 11 are the same. The outlet of pipe A is opposite to the outlet of pipe D9. Pipes A6, B7, C8, D9, E10, and F11 are all placed on the same plane. The lengths of pipes A6, B7, and C8 decrease sequentially from top to bottom. The lengths of pipes D9, E10, and F11 increase sequentially from top to bottom. There are more than six branch pipes 4. Branch pipes 4 are arranged in the upper row of pipe A6. The lengths of the branch pipes 4 arranged in the upper row of pipe A6 increase sequentially from bottom to top starting from pipe C8. The outlet of the branch pipes 4 arranged in the upper row of pipe A6 is opposite to the outlet of pipe A6. The outlets are in the same direction. A branch pipe 4 is installed in the lower row of F pipe 11. The length of the branch pipe 4 arranged in the lower row of F pipe 11 increases from top to bottom. The outlet of the branch pipe 4 arranged in the lower row of F pipe 11 is in the same direction as the outlet of F pipe 11. The length of the branch pipe 4 is 180-1100m. The distance between two adjacent branch pipes 4 is 300-600mm. The spray direction of the nozzle 5 is perpendicular to the radiator installed on the cooling triangular frame 1. The main pipe 2 and the branch pipe 4 are both made of stainless steel. The nozzle 5 is a solid conical nozzle.

[0030] Embodiment 10 of this utility model: A spray system for an auxiliary machine indirect air-cooling system, comprising a cooling triangular frame 1, with a main pipe 2 arranged inside the cooling triangular frame 1. Two main pipes 2 are arranged on either side of the cooling triangular frame 1 where a radiator is mounted. Multiple branch pipe groups 3 are arranged on the main pipes 2, each including a branch pipe 4 and a nozzle 5. One end of the branch pipe 4 is connected to the main pipe 2, and the other end is connected to the nozzle 5. Multiple branch pipes 4 are provided. The branch pipes 4 are staggered on the main pipe 2, and the nozzles 5 spray in the direction facing the side of the cooling triangular frame 1 where the radiator is installed. There are six branch pipes 4, which are arranged from top to bottom as pipe A 6, pipe B 7, pipe C 8, pipe D 9, pipe E 10, and pipe F 11. Pipes A 6, B 7, and C 8 are located on the left side of the main pipe 2, and pipes D 9, E 10, and F 11 are located on the right side of the main pipe 2. The outlet directions of pipes A 6, B 7, and C 8 are the same, and the outlet directions of pipes D 9, E 10, and F 11 are different. The outlets of pipes 11 are in the same direction. The outlet of pipe C8 is opposite to the outlet of pipe D9. Pipes A6, B7, C8, D9, E10, and F11 are all placed on the same plane. The lengths of pipes A6, B7, and C8 decrease sequentially from top to bottom. The lengths of pipes D9, E10, and F11 increase sequentially from top to bottom. The length of branch pipe 4 is 180-1100m. Preferably, the length of pipe A6 is 800mm, the length of pipe B7 is 500mm, and the length of pipe C8 is... The lengths of pipes 10, 11, and 200mm are as follows: pipe D is 200mm, pipe E is 600mm, and pipe F is 1000mm. The distance between two adjacent branch pipes 4 is 300-600mm, preferably 500mm. The nozzle 5 sprays in a direction perpendicular to the radiator mounted on the cooling triangular frame 1. Both the main pipe 2 and the branch pipes 4 are made of stainless steel, and the nozzle 5 is a solid conical nozzle. The unit is a 660MW unit, using a main and auxiliary unit combined tower mode.

[0031] The working principle of one embodiment of this utility model is as follows: The nozzle 5 of this utility model adopts a unique arrangement and is arranged in a circulating manner, which can more efficiently utilize the demineralized water atomization to remove more heat from the circulating water and more significantly reduce the outlet water temperature of the auxiliary machine circulating water.

[0032] This utility model discloses a spray system for an auxiliary indirect air-cooled system, including a cooling triangular frame. Two main pipes are arranged inside the cooling triangular frame, positioned on either side of the radiator mounted on the frame. Multiple branch pipe groups are arranged on the main pipes, each group including a branch pipe and a nozzle. One end of each branch pipe connects to the main pipe, and the other end connects to the nozzle. Multiple branch pipes are arranged in a staggered pattern. The nozzles spray towards the side of the cooling triangular frame where the radiator is mounted. This utility model's scientific and simple design greatly improves the utilization efficiency of the spray system while possessing excellent stability, ensuring safe, stable, and high-efficiency operation of the air-cooled unit during summer.

Claims

1. A spray system for an auxiliary machine indirect air-cooling system, comprising a cooling triangular frame (1), characterized in that, The cooling triangular frame (1) is provided with a main pipe (2) inside. There are two main pipes (2), which are placed on both sides of the cooling triangular frame (1) where the radiator is installed. There are branch pipe groups (3) on the main pipes (2). There are multiple branch pipe groups (3). Each branch pipe group (3) includes a branch pipe (4) and a nozzle (5). One end of the branch pipe (4) is connected to the main pipe (2), and the other end of the branch pipe (4) is connected to the nozzle (5). There are multiple branch pipes (4), which are arranged alternately on the main pipe (2). The nozzle (5) sprays towards the side of the cooling triangular frame (1) where the radiator is installed.

2. The spray system for an auxiliary machine indirect air-cooling system according to claim 1, characterized in that, The branch pipe (4) is provided with six pipes, namely pipe A (6), pipe B (7), pipe C (8), pipe D (9), pipe E (10) and pipe F (11) arranged from top to bottom. Pipe A (6), pipe B (7), and pipe C (8) are located on the left side of the main pipe (2), and pipe D (9), pipe E (10), and pipe F (11) are located on the right side of the main pipe (2). The outlet directions of pipe A (6), pipe B (7), and pipe C (8) are the same, and the outlet directions of pipe D (9), pipe E (10), and pipe F (11) are the same. The outlet of pipe C (8) is opposite to the outlet of pipe D (9). Pipe A (6), pipe B (7), pipe C (8), pipe D (9), pipe E (10), and pipe F (11) are all located on the same plane.

3. A spray system for an auxiliary machine indirect air-cooling system according to claim 2, characterized in that, The lengths of tubes A (6), B (7), and C (8) arranged from top to bottom decrease sequentially.

4. A spray system for an auxiliary machine indirect air-cooling system according to claim 3, characterized in that, The lengths of the D tube (9), E tube (10), and F tube (11) arranged from top to bottom increase sequentially.

5. A spray system for an auxiliary machine indirect air-cooling system according to claim 4, characterized in that, The number of branch pipes (4) is greater than six. Branch pipes (4) are arranged in the upper row of pipe A (6). The length of the branch pipes (4) arranged in the upper row of pipe A (6) increases from bottom to top starting from pipe C (8). The outlet of the branch pipes (4) arranged in the upper row of pipe A (6) is in the same direction as the outlet of pipe A (6). Branch pipes (4) are arranged in the lower row of pipe F (11). The length of the branch pipes (4) arranged in the lower row of pipe F (11) also increases from top to bottom. The outlet of the branch pipes (4) arranged in the lower row of pipe F (11) is in the same direction as the outlet of pipe F (11).

6. A spray system for an auxiliary machine indirect air-cooling system according to claim 5, characterized in that, The length of the branch pipe (4) is 180-1100mm.

7. A spray system for an auxiliary machine indirect air-cooling system according to claim 1, characterized in that, The distance between two adjacent branch pipes (4) is 300-600mm.

8. A spray system for an auxiliary machine indirect air-cooling system according to claim 1, characterized in that, The nozzle (5) sprays in a direction perpendicular to the side of the radiator mounted on the cooling triangular frame (1).

9. A spray system for an auxiliary machine indirect air-cooling system according to claim 1, characterized in that, The main pipe (2) and the branch pipe (4) are both made of stainless steel, and the nozzle (5) is a solid conical nozzle.

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