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CN-122015563-A - Energy-saving wet air cooler

CN122015563ACN 122015563 ACN122015563 ACN 122015563ACN-122015563-A

Abstract

The invention discloses an energy-saving wet air cooler, which relates to the technical field of energy-saving heat exchange devices, and comprises a shell and a fan arranged at the top of the shell, wherein a heat exchange mechanism is arranged in the shell and comprises heat exchange pipes and packing sheets arranged on the heat exchange pipes at equal intervals; the shell is internally provided with a filler fixing mechanism, and a water distribution mechanism is arranged above the plurality of filler pieces and used for controlling a spraying area of the plurality of filler pieces. According to the invention, the filler fixing mechanism is arranged, the modularized stable installation carrier is provided for the filler piece through the fixing frame, the elastic clamping strips in the transverse frame are matched with the limiting sliding seat in the vertical frame sliding groove, the transverse and vertical expansion dimensional changes of the filler piece are adapted, and then the interface stress generated by the filler piece in the dry-wet alternation and wide temperature range change process is released, so that the unconstrained complete release of the transverse expansion interface stress of the filler piece under the full working condition is realized, and the stress concentration level of the filler piece is greatly reduced.

Inventors

  • WU ZHENGDONG
  • WU CHUNYANG

Assignees

  • 江苏东贤圣节能科技有限公司

Dates

Publication Date
20260512
Application Date
20260415

Claims (10)

  1. 1. The energy-saving wet air cooler is characterized by comprising a shell (1) and a heat exchange mechanism (3) arranged in the shell (1), wherein the heat exchange mechanism (3) comprises a heat exchange pipe (31) and a plurality of filler pieces (33) arranged on the heat exchange pipe (31), a filler fixing mechanism (4) is arranged in the shell (1), a water distribution mechanism (5) is arranged above the filler pieces (33) and used for controlling a spraying area of the filler pieces (33), and the filler fixing mechanism (4) comprises: The packing sheet (33) is arranged in the rectangular frame, and comprises a plurality of fixed frames (41), wherein the fixed frames (41) are fixedly arranged in the shell (1) through mounting plates (42), and each fixed frame (41) comprises a pair of transverse frames (4101) and vertical frames (4102), wherein the pair of transverse frames (4101) and the pair of vertical frames (4102) enclose a rectangular frame structure; The elastic clamping strips (43) are arranged in the transverse frames (4101), grooves (44) are formed in the mounting plates (42), and the upper side and the lower side of the packing sheets (33) are inserted into the grooves (44), and tooth grooves (45) are formed in the two side walls of the grooves (44); And a limit slide seat (46), wherein a chute (47) is formed in the vertical frame (4102), the limit slide seat (46) is slidably connected to the chute (47), and the left side and the right side of the filler piece (33) are connected with the limit slide seat (46).
  2. 2. The energy-saving wet air cooler according to claim 1, wherein a plurality of isolating sleeves (48) are arranged on one side of each packing sheet (33), the isolating sleeves (48) are sleeved on the heat exchange tubes (31), isolating rings (49) are arranged at one ends of the isolating sleeves (48), and the isolating rings (49) are in contact with the adjacent packing sheets (33).
  3. 3. An energy-saving wet air cooler according to claim 1, wherein the packing sheet (33) and the groove (44) enclose a first gap (410) and are used for providing a reserved space for the extension of the packing sheet (33) along the upper side and the lower side of the packing sheet, and the chute (47) and the limit sliding seat (46) enclose a second gap (411) and are used for providing a reserved space for the extension of the packing sheet (33) along the left side and the right side of the packing sheet.
  4. 4. The energy-saving wet air cooler according to claim 1, wherein the water distribution mechanism (5) comprises a water distribution main pipe (51), a mounting frame (53), a plurality of electric flow regulating valves (55) and a water distribution branch pipe (52), the water distribution main pipe (51) is arranged in the shell (1), a water inlet port of the water distribution main pipe (51) is in butt joint with a circulating water system, the inner diameter of the water distribution main pipe (51) is gradually decreased along the water flow direction, the plurality of water distribution branch pipes (52) are arranged above the filler piece (33) through the mounting frame (53), the plurality of water distribution branch pipes (52) are connected with the water distribution main pipe (51), the electric flow regulating valves (55) are arranged at the input ends of the water distribution branch pipes (52), the water distribution branch pipes (52) are provided with a plurality of spray holes (54) along the length direction, and the pore diameters of the spray holes (54) are gradually increased along the water flow direction.
  5. 5. The energy-saving wet air cooler according to claim 4, wherein a water tank (56) is arranged at the bottom of the shell (1) and is used for collecting cooling water led out from between adjacent packing sheets (33), a second conveying pump is arranged on one side of the water tank (56), the input end of the second conveying pump is connected with the water tank (56), and the output end of the second conveying pump is connected with the water inlet end of the water distribution main pipe (51).
  6. 6. An energy-saving wet air cooler according to claim 1, wherein the filler piece (33) is provided with an anti-fatigue reinforcing mechanism (6) for increasing the structural strength and the water-absorbing swelling ratio of the filler piece (33).
  7. 7. The energy-saving wet air cooler according to claim 6, wherein the anti-fatigue reinforcing mechanism (6) comprises a wear-resistant coating (62) and a plurality of reinforcing frameworks (61), the reinforcing frameworks (61) are distributed in a grid-shaped covering manner along the length and the height direction of the filler piece (33), the wear-resistant coating (62) is sprayed on the surfaces of two sides of the filler piece (33), and the wear-resistant coating (62) is of a carbon modified polyacrylate hydrophobic coating structure.
  8. 8. The energy-saving wet air cooler according to claim 1, wherein an adjustable shutter (7) is arranged on the bottom circumference side of the shell (1), and an actuating mechanism for adjusting the opening degree of the shutter (7) is arranged in the shell (1).
  9. 9. The energy-saving wet air cooler according to claim 4, wherein the water distribution mechanism (5) further comprises a controller arranged in the shell (1), and the controller is connected with the electric flow control valve (55) and the actuating mechanism through signal control.
  10. 10. An energy-efficient wet air cooler according to claim 1, wherein the heat exchanging mechanism (3) further comprises a first transfer pump (32) installed in the housing (1), an output end of the first transfer pump (32) is connected with the heat exchanging pipe (31), and an input end of the first transfer pump (32) is connected with the circulating water system.

Description

Energy-saving wet air cooler Technical Field The invention relates to the technical field of energy-saving heat exchange devices, in particular to an energy-saving wet air cooler. Background The wet air cooler is core heat exchange equipment of an industrial circulating water cooling system in northern water-deficient areas of China, can flexibly switch multiple operation modes, gives consideration to heat exchange efficiency and water and energy saving requirements, is widely popularized and applied in high-water and high-energy consumption industries such as electric power, chemical industry, metallurgy and the like, but the existing energy-saving wet air cooler still has the following defects in the use process: In order to achieve the energy-saving and using effects, the conventional wet air cooler generally has a multi-mode switching function, the core energy-saving means is flexible switching in four seasons and multi-mode, but in the switching process, part of filler frequently undergoes periodic alternate dry and wet circulation of full-wet heat exchange, full-dry air cooling and semi-dry and semi-wet, which is different from the conventional wet air cooler filler which is always in a wet state and is always in a dry stable working condition, in the alternate dry and wet process, periodic interface stress is generated due to water absorption swelling and drying shrinkage, meanwhile, extreme temperature gradient at the dry and wet interface can further aggravate thermal stress fatigue, the filler plates can have the problems of local warping, uneven plate spacing and even cracking and falling after long-term circulating operation, uneven plate spacing can directly cause airflow short circuit, uneven water flow distribution and continuous reduction of heat exchange efficiency. Disclosure of Invention The application aims to provide an energy-saving wet air cooler which can effectively solve the problems in the background technology. The application provides an energy-saving wet air cooler, which comprises a shell and a fan arranged at the top of the shell, wherein a heat exchange mechanism is arranged in the shell and comprises heat exchange pipes and filler sheets arranged on the heat exchange pipes at equal intervals, a filler fixing mechanism is arranged in the shell, a water distribution mechanism is arranged above a plurality of the filler sheets and used for controlling a spraying area of the filler sheets, and the filler fixing mechanism comprises: The fixed frames are fixedly arranged in the shell through the mounting plate; the fixed frame comprises a pair of transverse frames and vertical frames, wherein the pair of transverse frames and the pair of vertical frames enclose a rectangular frame structure, and the packing sheet is arranged on the rectangular frame; The elastic clamping strips are arranged in the transverse frames, grooves are formed in the mounting plates, and the upper side and the lower side of the packing sheet are inserted into the grooves; And the vertical frame is provided with a sliding groove along the length direction of the vertical frame, the limiting sliding seat is connected with the sliding groove in a sliding manner, the limiting sliding seat is provided with a mounting groove, and the left side and the right side of the packing sheet are spliced in the mounting groove of the limiting sliding seat. Preferably, one side of each packing sheet is provided with a plurality of isolation sleeves, the isolation sleeves are sleeved on the heat exchange tubes, one end of each isolation sleeve is provided with an isolation ring, and the isolation rings are in contact with the adjacent packing sheets. Preferably, the packing sheet and the groove enclose a first gap and are used for providing a reserved space for the extension of the packing sheet along the upper side and the lower side of the packing sheet, and a second gap is enclosed between the chute and the limit sliding seat and is used for providing a reserved space for the extension of the packing sheet along the left side and the right side of the packing sheet. The water distribution mechanism comprises a water distribution main pipe, a mounting frame, a plurality of electric flow regulating valves and water distribution branch pipes, wherein the water distribution main pipe is arranged in a shell, a water inlet connector of the water distribution main pipe is in butt joint with a circulating water system, the inner diameter of the water distribution main pipe is gradually decreased along the water flow direction, the plurality of water distribution branch pipes are arranged above a filler piece through the mounting frame and are connected with the water distribution main pipe, the electric flow regulating valves are arranged at the input ends of the water distribution branch pipes, a plurality of spray holes are formed in the length direction of the water distribution branch pipes, and the diameters of the spray h