Split type industrial travelling crane air cooler for large workshop

Abstract

The utility model discloses a split type industrial travelling crane air cooler for a large workshop, which relates to the technical field of industrial air coolers and comprises a base, a wet curtain infiltration unit and a flexible air supply unit. The air cooler is provided with the reliable wet curtain infiltration unit, wet curtain effects are formed on the four side faces of the corrugated hard board through cold water infiltration, heat of hot air adsorbed into the air cooler can be taken away by the wet curtain when the hot air passes through the corrugated hard board, and therefore the hot air becomes cold air with the low temperature; the air inlet channel of the zigzag structure in the corrugated hard board can enable the infiltrated corrugated hard board to have an enough contact surface with air for heat exchange, so that the cooling effect on the air is improved; a reliable and flexible air supply unit is further arranged, cooled air can be continuously sucked in, and cold air can be continuously exhausted upwards; and in the outward spraying process of cold air, the air outlet direction can be flexibly adjusted by swinging, so that the cold air can better act in the workshop.

Description

TECHNICAL FIELD

[0001] The utility model relates to industrial cold -blast machine technical field, concretely is a split industrial overhead travelling crane cold -blast machine for large workshop. BACKGROUND

[0002] Industrial cold -blast machine is the compressorless, no refrigerant, pollution-free environmental protection product, it is using the outdoor all fresh air evaporation cooling principle cooling and with indoor convection ventilation to reach indoor ventilation cooling purpose. Compared with traditional compressor air conditioning system, the cost is less than half, and it also has energy saving, human nature, beauty, environmental protection and other characteristics.

[0003] The industrial cold -blast machine in the prior art often only has an air inlet face on the back, and the heat treatment efficiency of hot air in the environment is too low, and the contact time and area of hot air with the heat exchange structure are less when the hot air passes through the straight air hole, resulting in poor refrigeration effect. In addition, when the cold air is discharged, the direction of the air outlet is fixed, and the cold air is blown out at a fixed angle for a long time, which is not ideal for the refrigeration effect of the large workshop. Therefore, we provide a split industrial overhead travelling crane cold -blast machine for large workshop. UTILITARIAN CONTENT

[0004] The utility model solves the technical problem of overcoming the defects of the prior art, and provides a split industrial overhead travelling crane cold -blast machine for large workshop, which has a reliable wet curtain soaking unit. The wet curtain effect is formed on the four sides of the corrugated hardboard by soaking with cold water. When the hot air absorbed in the cold -blast machine passes through the corrugated hardboard, the heat is taken away by the wet curtain, thereby becoming cold air with lower temperature. The air inlet channel of the corrugated hardboard internal folding structure can provide sufficient contact surface for the soaked corrugated hardboard and air for heat exchange, thereby improving the cooling effect of the air. The utility model also has a reliable flexible air supply unit. The motor in the base drives the air supply rotating frame to rotate through the rotating rod, forms negative pressure in the inner cylindrical space of the air suction grid, continuously sucks in the cooled air, and continuously discharges the cold air upward. During the process of discharging the cold air outward, the air outlet direction can be flexibly adjusted, so that the cold air can better act on the inside of the workshop, and the problems in the background art can be effectively solved.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a split industrial overhead travelling crane cold -blast machine for large workshop, comprising a base, a wet curtain soaking unit and a flexible air supply unit.

[0006] The base is a square structure, and a horizontal top cover is arranged on the upper side.

[0007] The wet curtain infiltration unit comprises a support, a corrugated hard plate, an air inlet channel, a micro water pump, a water conveying groove and a water leakage hole, a vertical support is fixedly connected to each of the four corner positions of the upper end of the base, the four supports are distributed on the diagonal lines of the square base, the inward end of the support is a concave right-angle structure, the corrugated hard plate is a vertically arranged square cylinder, the inner side edge of the support is clamped at the outer edge of the corrugated hard plate through the concave right-angle structure, a zigzag-shaped air inlet channel is linearly arranged in the interior of the corrugated hard plate, a water conveying groove is embedded and installed on each end face of the upper end of the corrugated hard plate, a micro water pump is installed at the middle position of the water conveying groove, a row of water leakage holes are uniformly arranged in the interior of the water conveying groove, and the water leakage holes are staggered with the air inlet channel in the vertical direction.

[0008] The flexible air supply unit is installed on the inner side of the cylindrical corrugated hard plate.

[0009] The base serves as a mounting carrier for various components, the support and the base jointly form the main frame of the industrial trolley cold air blower, and the four inclined supports can clamp the corrugated hard plate on the inner side, the flexible air supply unit forms a negative pressure environment on the inner side of the corrugated hard plate, so that the hot air in the environment is absorbed into the interior of the cold air blower; the micro water pump uniformly leaks downward through the water leakage holes in the interior of the water conveying groove by extracting the cold water in the water tank, so as to form a wet curtain effect on the four sides of the corrugated hard plate, the hot air absorbed into the interior of the cold air blower is cooled by the wet curtain when passing through the corrugated hard plate, so as to become cold air with lower temperature, and the air inlet channel of the zigzag-shaped structure in the interior of the corrugated hard plate can make the infiltrated corrugated hard plate have sufficient contact surface with air for heat exchange, so as to improve the cooling effect on the air.

[0010] Further, the wet curtain infiltration unit further comprises a water tank, a semiconductor refrigeration plate and a controller, the top cover covers the upper side of the support and is fixedly connected with the support through bolts, the water tank is installed on the upper end left side of the top cover, the side edge of the water tank is lapped on the edge of the top cover and is fixedly connected with the top cover through bolts, the semiconductor refrigeration plate is fixedly installed on the lower side of the water tank, the refrigeration end of the semiconductor refrigeration plate is attached to the bottom of the water tank, the upper water inlet ends of the four micro water pumps on the upper end of the corrugated hard plate are communicated with the water tank through water conveying hoses, the controller is installed on the vertical side of the water tank, and each micro water pump is electrically connected with the output end of the external power supply through the controller. The water tank is used for storing water source, the semiconductor refrigeration plate cools the water in the water tank, and the controller is used for controlling the micro water pumps to start at regular time.

[0011] Further, the flexible air supply unit comprises air suction grids, rotating rods, air supply cranks, connecting sleeves and air outlets. A plurality of air suction grids are fixedly connected to the upper end of the base and arranged in a circle on the inner side of the square cylindrical corrugated hardboard, and a cylindrical passage is formed inside. Each air suction grid has an arc structure, the outer end distance between two adjacent air suction grids is smaller than the inner end distance, a motor is embedded in the base, the output shaft of the motor is fixedly connected to the lower end of the rotating rod through a shaft coupling, the rotating rod is vertically arranged on the central axis of the cylindrical passage formed by the air suction grids, and a spiral air supply crank is fixedly connected to the outer side of the rotating rod, a circular through hole is formed in the middle of the top cover, a connecting sleeve is fixedly connected to the upper end of the circular through hole, and an air outlet is arranged on the upper side of the top cover and rotatably connected to the connecting sleeve. The outer opening of the air suction grid is smaller than the inner opening, which can facilitate the continuous inward suction of cooled air and effectively reduce air backflow. The motor in the base drives the air supply crank to rotate through the rotating rod, forms a negative pressure in the cylindrical space inside the air suction grid, continuously sucks in cooled air, and continuously discharges the cooled air upward. The cooled air enters the air outlet through the connecting sleeve and is sprayed outward from the air outlet into the indoor environment.

[0012] Further, the flexible air supply unit further comprises guide plates, a power box and a power case. A plurality of guide plates are rotatably connected to the port of the air outlet. The guide plates are arranged transversely and rotatably connected to the air outlet through end shafts. The shafts on one side of the guide plates extend outward and are connected to the transmission assembly of the power box. The outer side of the position where the air outlet is rotatably connected to the connecting sleeve is fixedly connected to a rack belt. The rack belt is meshingly connected to the transmission gear inside the power case. The power case and the power box are both internally provided with power motors and corresponding transmission components. The power box is used to output power to drive the guide plates to reciprocate and adjust the spraying direction of the cooled air in the vertical plane. The power case is used to output power to drive the air outlet to rotate horizontally, thereby adjusting the spraying direction of the cooled air in the horizontal plane.

[0013] Further, the flexible air supply unit further comprises a gas pipeline, an inner clamping frame and a limiting clamping block. The lower end of the circular through hole in the top cover is fixedly connected to the gas pipeline, which extends into the cylindrical passage formed by the air suction grids. The lower end of the top cover is fixedly connected to a square inner clamping frame, which is clamped inside the square cylindrical corrugated hardboard. The lower end of the top cover is fixedly connected to a limiting clamping block at each corner position. The limiting clamping block is clamped to the upper end of the support. The gas pipeline is used to upwardly convey the cooled air blown out by the air supply crank. The inner clamping frame and the limiting clamping block are both used to improve the fastening of the top cover.

[0014] Further, it further includes self-locking universal wheels and dust filtering cotton cloth, a self-locking universal wheel is installed at each corner position of the lower end of the base, an unlocking pedal is installed on the outward side of the self-locking universal wheel, the two adjacent supports are in a ladder-shaped structure horizontally, and the dust filtering cotton cloth is installed at the outer port.

[0015] Compared with the prior art, the large workshop split type industrial crane cold air machine has the following advantages:

[0016] 1. The wet curtain infiltration unit is reliable, cold water is infiltrated to form a wet curtain effect on the four sides of the corrugated hard plate, the hot air absorbed into the cold air machine is taken away by the wet curtain when passing through the corrugated hard plate, thereby becoming cold air with lower temperature; the air inlet channel of the corrugated hard plate internal folding structure can make the infiltrated corrugated hard plate have sufficient contact surface with air for heat exchange, thereby improving the cooling effect on the air.

[0017] 2. The flexible air supply unit is reliable, the motor in the base drives the air supply rotating frame to rotate through the rotating rod, negative pressure is formed in the inner cylindrical space of the air suction grid, the cooled air is continuously sucked in, and the cold air is continuously discharged upwards; the cold air can be flexibly swung to adjust the air outlet direction during the outward spraying process, so that the cold air can better act on the workshop interior.

[0018] 3. The utility model has the reliable wet curtain infiltration unit, the cold water is infiltrated to form a wet curtain effect on the four sides of the corrugated hard plate, the hot air absorbed into the cold air machine is taken away by the wet curtain when passing through the corrugated hard plate, thereby becoming cold air with lower temperature; the air inlet channel of the corrugated hard plate internal folding structure can make the infiltrated corrugated hard plate have sufficient contact surface with air for heat exchange, thereby improving the cooling effect on the air; the flexible air supply unit is reliable, the motor in the base drives the air supply rotating frame to rotate through the rotating rod, negative pressure is formed in the inner cylindrical space of the air suction grid, the cooled air is continuously sucked in, and the cold air is continuously discharged upwards; the cold air can be flexibly swung to adjust the air outlet direction during the outward spraying process, so that the cold air can better act on the workshop interior. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structure schematic view of the utility model;

[0020] Figure 2 It is a partial structure sectional view of the utility model;

[0021] Figure 3The partial structure schematic view of the utility model;

[0022] Figure 4 The utility model discloses a top cover lower side structure schematic view in the utility model;

[0023] Figure 5 The utility model discloses Figure 3 The structure enlarged view of A in the utility model;

[0024] Figure 6 The utility model discloses Figure 3 The structure enlarged view of B in the utility model.

[0025] In the drawing: 1 base, 2 top cover, 3 wet curtain infiltration unit, 31 support, 32 corrugated hardboard, 33 air inlet channel, 34 micro water pump, 35 water delivery tank, 36 water leakage hole, 37 water tank, 38 semiconductor refrigeration plate, 39 controller, 4 flexible air supply unit, 41 air suction grid, 42 rotating rod, 43 air supply rotating frame, 44 connecting sleeve, 45 air outlet, 46 guide plate, 47 power box, 48 power box, 49 air conveying pipeline, 410 inner clamping frame, 411 limiting clamping block, 5 self-locking universal wheel, 6 dust filtering cotton. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be apparently and completely described in conjunction with the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the utility model.

[0027] Please refer to Figures 1-6 The utility model provides a kind of technical scheme: a large workshop split type industrial crane cold fan, including base 1, wet curtain infiltration unit 3 and flexible air supply unit 4;

[0028] Base 1: it is square structure, and horizontal top cover 2 is provided with on top;

[0029] The wet curtain infiltration unit 3 comprises a support 31, a corrugated hard plate 32, an air inlet channel 33, a micro water pump 34, a water delivery groove 35 and a water leakage hole 36, four vertical supports 31 are fixedly connected to the upper end of the square base 1, the four supports 31 are distributed on the diagonal lines of the square base 1, the inner end of the support 31 is a concave right-angle structure, the corrugated hard plate 32 is a vertical square cylinder, the inner side edge of the support 31 is clamped on the outer edge of the corrugated hard plate 32 through the concave right-angle structure, the corrugated hard plate 32 is linearly arrayed and the corrugated air inlet channel 33 is formed in the interior of the corrugated hard plate 32, the water delivery groove 35 is embedded and installed on each end surface of the upper end of the corrugated hard plate 32, the micro water pump 34 is installed at the middle position of the water delivery groove 35, and a row of water leakage holes 36 are uniformly formed in the interior of the water delivery groove 35 and staggered with the air inlet channel 33 in the vertical direction.

[0030] The flexible air supply unit 4 is installed on the inner side of the cylindrical corrugated hard plate 32.

[0031] The base 1 is used as a mounting carrier of various components, the support 31 and the base 1 jointly form the main frame of the industrial trolley cold air blower, and the four inclined supports 31 can clamp the corrugated hard plate 32 on the inner side, the flexible air supply unit 4 forms a negative pressure environment on the inner side of the corrugated hard plate 32, so that the hot air in the environment is absorbed into the interior of the cold air blower; the micro water pump 34 draws the cold water in the water tank 37 and uniformly leaks downward through the water leakage holes 36 in the interior of the water delivery groove 35, so that the wet curtain effect is formed on the four sides of the corrugated hard plate 32, the hot air absorbed into the interior of the cold air blower is taken away by the wet curtain when passing through the corrugated hard plate 32, so as to become cold air with lower temperature, and the air inlet channel 33 of the corrugated hard plate 32 can make the infiltrated corrugated hard plate 32 have sufficient contact surface with air for heat exchange, so as to improve the cooling effect on the air.

[0032] The wet curtain infiltration unit 3 further comprises a water tank 37, a semiconductor refrigeration plate 38 and a controller 39, the top cover 2 covers the upper side of the support 31 and is fixedly connected with the support 31 through bolts, the water tank 37 is installed on the upper end of the left side of the top cover 2, one side edge of the water tank 37 is lapped on the edge of the top cover 2 and is fixedly connected with the top cover 2 through bolts, the semiconductor refrigeration plate 38 is fixedly installed on the lower side of the water tank 37, the refrigeration end of the semiconductor refrigeration plate 38 is attached to the bottom of the water tank 37, the upper water inlet ends of the four micro water pumps 34 on the upper end of the corrugated hard plate 32 are communicated with the water tank 37 through water delivery hoses, the controller 39 is installed on the vertical side of the water tank 37, and each micro water pump 34 is electrically connected with the output end of the external power source through the controller 39. The water tank 37 is used for storing water, the semiconductor refrigeration plate 38 cools the water in the water tank 37, and the controller 39 is used for controlling the micro water pumps 34 to start regularly.

[0033] The flexible air supply unit 4 comprises air suction grids 41, rotating rods 42, air supply cranks 43, connecting sleeves 44 and air outlet hoppers 45. A plurality of air suction grids 41 are fixedly connected in a circular array at the upper end of the base 1 and inside the tubular corrugated hardboard 32, and form a cylindrical passage inside. Each air suction grid 41 is arc-shaped, and the outer end distance between two adjacent air suction grids 41 is smaller than the inner end distance. A motor is embedded and installed inside the base 1, and the output shaft of the motor is fixedly connected with the lower end of the rotating rod 42 through a shaft coupling. The rotating rod 42 is vertically distributed on the central axis of the cylindrical passage formed by the air suction grids 41, and the air supply crank 43 in a spiral shape is fixedly connected with the outer side of the rotating rod 42. A circular through hole is formed at the middle position of the top cover 2, and the connecting sleeve 44 is fixedly connected with the upper end of the circular through hole. The air outlet hopper 45 is installed on the upper side of the top cover 2 and is rotationally connected with the connecting sleeve 44. The outer opening of the air suction grid 41 is smaller than the inner opening, which can facilitate the continuous inward suction of the cooled air and effectively reduce the air backflow. The motor inside the base 1 drives the air supply crank 43 to rotate through the rotating rod 42, forms a negative pressure in the inner cylindrical space of the air suction grid 41, continuously sucks in the cooled air, and continuously discharges the cold air upward. The cold air enters the air outlet hopper 45 through the connecting sleeve 44 and is sprayed outward from the air outlet hopper 45 into the indoor environment.

[0034] The flexible air supply unit 4 further comprises guide plates 46, power boxes 47 and power cases 48. A plurality of guide plates 46 are rotationally connected with the port of the air outlet hopper 45. The guide plates 46 are transversely arranged and are rotationally connected with the air outlet hopper 45 through end shafts. The shafts on one side of the guide plates 46 extend outward and are connected with the transmission assemblies of the power boxes 47. The outer side of the position where the air outlet hopper 45 is rotationally connected with the connecting sleeve 44 is fixedly connected with a rack belt. The rack belt is meshingly connected with the transmission gears inside the power cases 48. The power cases 48 and the power boxes 47 are both internally installed with power motors and corresponding transmission components. The power boxes 47 are used to output power to drive the guide plates 46 to reciprocally swing, so as to adjust the spraying direction of the cold air in the vertical plane. The power cases 48 are used to output power to drive the air outlet hopper 45 to horizontally rotate, so as to adjust the spraying direction of the cold air in the horizontal plane.

[0035] The flexible air supply unit 4 further comprises air conveying pipes 49, inner clamping frames 410 and limiting clamping blocks 411. The air conveying pipes 49 are fixedly connected with the lower port of the circular through hole inside the top cover 2 and extend into the cylindrical passage formed by the air suction grids 41. The square inner clamping frames 410 are fixedly connected with the lower end of the top cover 2 and are clamped inside the square tubular corrugated hardboard 32. The limiting clamping blocks 411 are fixedly connected with the four corner positions of the lower end of the top cover 2 and are clamped with the upper end of the support 31. The air conveying pipes 49 are used to upwardly convey the cold air blown out by the air supply crank 43. The inner clamping frames 410 and the limiting clamping blocks 411 are both used to improve the fastening of the top cover 2.

[0036] Further comprising self-locking universal wheels 5 and dust filtering cotton cloth 6, one self-locking universal wheel 5 is installed at each of the four corners of the lower end of the base 1, and an unlocking pedal is installed on the outward side of the self-locking universal wheel 5, and the adjacent two supports 31 are in a ladder-shaped structure horizontally, and the dust filtering cotton cloth 6 is installed at the outer port. The self-locking universal wheels 5 enable the cold air machine to be pushed to the position where it is needed to be used, and the wheels can be conveniently locked to fix the cold air machine, and the dust filtering cotton cloth 6 can filter dust when external gas enters the inside of the cold air machine.

[0037] The working principle of the split type industrial crane cold air machine for large workshops is as follows: the split type industrial crane cold air machine has a reliable wet curtain infiltration unit 3, the base 1 is used as an installation carrier of various components, the support 2 and the base 1 jointly form the main frame of the industrial crane cold air machine, and the four inclined supports 2 can clamp and fix the inner corrugated hard board 32, the micro water pump 34 draws cold water in the water tank 37, and the water evenly leaks out through the water leakage holes 36 in the water conveying groove 35, so as to form a wet curtain effect on the four sides of the corrugated hard board 32, and the hot air absorbed in the inside of the cold air machine is taken away by the wet curtain when passing through the corrugated hard board 32, so as to become cold air with lower temperature, the air inlet channel 33 in the inner folding structure of the corrugated hard board 32 can make the infiltrated corrugated hard board 32 have enough contact surface with air for heat exchange, so as to improve the cooling effect on the air; the water tank 37 is used for storing water source, the semiconductor refrigeration plate 38 cools the water in the water tank 37, and the controller 39 is used for controlling the timing start of each micro water pump 34. The cold air machine also has a reliable flexible air supply unit, the cold air can be flexibly swung to adjust the air outlet direction during the process of being sprayed outward, so that the cold air can better act on the inside of the large workshop, the outer opening of the air suction grid 41 is smaller than the inner opening, the cooled air can be conveniently continuously sucked inward, and the air backflow can be effectively reduced, the motor in the base drives the air supply rotating frame 43 to rotate through the rotating rod 42, a negative pressure is formed in the inner cylindrical space of the air suction grid 41, the cooled air is continuously sucked in, and the cold air is continuously discharged upward, the cold air enters the air outlet hood through the connecting sleeve 44, and is sprayed outward from the air outlet hood 45 to the indoor environment; the power box 47 is used for outputting power to drive the guide plates to swing back and forth, so as to adjust the spraying direction in the vertical plane of the cold air, the power box 48 is used for outputting power to drive the air outlet hood 45 to rotate horizontally, and then adjust the spraying direction of the cold air in the horizontal plane; the air conveying pipeline 49 is used for conveying the cold air blown by the air supply rotating frame 43 upward, and the inner clamping frame 410 and the limiting clamping block 411 are used for improving the fastening of the installation of the top cover 2. In addition, the self-locking universal wheels 5 enable the cold air machine to be pushed to the position where it is needed to be used, and the wheels can be conveniently locked to fix the cold air machine, and the dust filtering cotton cloth 6 can filter dust when external gas enters the inside of the cold air machine.

[0038] It is worth noting that the motor inside the base 1, the motor in the power box 47 and the power box 48, and the input end of the semiconductor refrigeration plate 38 and the micro water pump 34 in the above embodiments are all electrically connected with the output end of the external power supply through the controller 39, and the controller 39 controls the operation of the above-mentioned electrical devices using the method commonly used in the prior art.

[0039] The above is only an embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process transformation using the content of the present application specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. A split-type industrial crane air cooler for large workshops, characterized by: It comprises a base (1), a wet curtain infiltration unit (3) and a flexible air supply unit (4); The base (1) is a square structure with a horizontal top cover (2) provided on the top; The wet curtain infiltration unit (3) comprises a bracket (31), a corrugated hard board (32), an air inlet channel (33), a micro water pump (34), a water delivery trough (35) and a water leakage hole (36). A vertical bracket (31) is fixedly connected at each of the four corners of the upper end of the base (1). The four brackets (31) are distributed on the diagonal line of the square base (1). The inward end of the bracket (31) is a right-angle structure that is concave inward. The corrugated hard board (32) is a vertically arranged square cylinder. The bracket (31) The inner edge of the corrugated hard board (32) is clamped at the outer edge of the corrugated hard board (32) through a concave right-angle structure, and the inner linear array of the corrugated hard board (32) is provided with a folded air inlet channel (33). Each end surface of the upper end of the corrugated hard board (32) is embedded with a water delivery trough (35), and a micro water pump (34) is installed at the middle position of the water delivery trough (35). A row of water leakage holes (36) are evenly opened inside the water delivery trough (35), and the water leakage holes (36) are staggered with the air inlet channel (33) in the vertical direction; Flexible air supply unit (4): installed on the inner side of the cylindrical corrugated hard board (32).

2. The split-type industrial crane air cooler for large workshops according to claim 1 is characterized in that: The wet curtain infiltration unit (3) further comprises a water tank (37), a semiconductor refrigeration plate (38) and a controller (39); the top cover (2) is covered on the upper side of the bracket (31) and is fixedly connected to the bracket (31) by bolts; a water tank (37) is installed on the left side of the upper end of the top cover (2); one side edge of the water tank (37) is placed on the edge of the top cover (2) and is fixedly connected to the top cover (2) by bolts; a semiconductor refrigeration plate (38) is fixedly installed on the lower side of the water tank (37); the refrigeration end of the semiconductor refrigeration plate (38) is in contact with the bottom of the water tank (37); the upper water inlet ends of the four micro water pumps (34) at the upper end of the corrugated hard board (32) are all connected to the water tank (37) through a water hose; a controller (39) is installed on the vertical side of the water tank (37); and each micro water pump (34) is electrically connected to the output end of the external power supply through the controller (39).

3. The split-type industrial crane air cooler for large workshops according to claim 1 is characterized in that: The flexible air supply unit (4) comprises an air intake grid (41), a rotating rod (42), an air supply rotating frame (43), a connecting sleeve (44) and an air outlet hopper (45). The upper end of the base (1) is located on the inner side of the cylindrical corrugated hard board (32) and is fixedly connected to a circle of air intake grids (41) in a circumferential array, and a cylindrical channel is formed inside. A single air intake grid (41) is an arc-shaped structure, and the outer end spacing between two adjacent air intake grids (41) is smaller than the inner end spacing. An electric The motor is provided with an output shaft fixedly connected to the lower end of a rotating rod (42) through a coupling. The rotating rod (42) is vertically distributed on the central axis of a cylindrical channel formed by an air intake grid (41), and a spiral air supply rotating frame (43) is fixedly connected to the outer side of the rotating rod (42). A circular through hole is opened at the middle position of the top cover (2), and a connecting sleeve (44) is fixedly connected to the upper end of the circular through hole. An air outlet scoop (45) is installed on the upper side of the top cover (2) and is rotatably connected to the connecting sleeve (44).

4. The split-type industrial crane air cooler for large workshops according to claim 3 is characterized in that: The flexible air supply unit (4) further comprises a guide plate (46), a power box (47) and a power box (48); a row of guide plates (46) are rotatably connected to the port of the air outlet hopper (45); the guide plates (46) are arranged transversely and are rotatably connected to the air outlet hopper (45) through an end shaft; a shaft on one side of the guide plate (46) extends outward and is connected to a transmission assembly of the power box (47); a rack belt is fixedly connected to the outer side of the rotational connection position of the air outlet hopper (45) and the connecting sleeve (44); the rack belt is meshed with a transmission gear inside the power box (48); a power motor and corresponding transmission components are installed inside the power box (48) and the power box (47).

5. The split-type industrial crane air cooler for large workshops according to claim 1 is characterized in that: The flexible air supply unit (4) further comprises an air delivery pipe (49), an inner card frame (410) and a limit card block (411); the air delivery pipe (49) is fixedly connected to the lower end of the circular through hole inside the top cover (2); the air delivery pipe (49) extends into the cylindrical channel surrounded by the air intake grid (41); the lower end of the top cover (2) is fixedly connected to a square inner card frame (410); the inner card frame (410) is stuck in the interior of the square cylindrical corrugated hard board (32); the four corners of the lower end of the top cover (2) are fixedly connected to a limit card block (411); the limit card block (411) is fixed to the upper end of the bracket (31).

6. The split-type industrial crane air cooler for large workshops according to claim 1 is characterized in that: It also includes a self-locking universal wheel (5) and a dust filter cotton cloth (6), wherein a self-locking universal wheel (5) is installed at each of the four corners of the lower end of the base (1), and an unlocking pedal is installed on the outward side of the self-locking universal wheel (5). Two adjacent brackets (31) are horizontally arranged in a ladder-like structure, and a dust filter cotton cloth (6) is installed at the outer end.

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