Mobile power supply hyperbolic cooling tower anti-freezing device

Abstract

The utility model relates to the technical field of cooling tower anti-freezing, in particular to a mobile power supply hyperbolic cooling tower anti-freezing device which comprises a driving mechanism, two stand columns, anti-freezing curtain cloth arranged between the two stand columns, a top beam fixedly connected between the top ends of the two stand columns, and a first fixed pulley rotationally connected in the top beam. The left end of the top beam is rotationally connected with second fixed pulleys which are in one-to-one correspondence. A rotating shaft is arranged at the bottom end of the accommodating groove, one end of the rotating shaft is in transmission connection with a driving mechanism, a winding drum is coaxially fixed on the rotating shaft, a steel wire rope is wound on the winding drum and is connected with the bottom end of the anti-freezing curtain cloth, and the top end of the anti-freezing curtain cloth is fixedly connected with the top beam. The rotating shaft and the driving mechanism are adjusted to the bottom of the anti-freezing device through the steel wire rope, the first fixed pulley and the second fixed pulley, so that a worker does not need to climb to a high position when overhauling the rotating shaft, overhauling of the worker can be facilitated, and labor intensity of overhauling of the worker is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of cooling tower antifreeze, in particular to a mobile power supply hyperbolic cooling tower antifreeze device. Background Art

[0002] In winter in cold areas, hyperbolic cooling towers face the problem of antifreeze and temperature control. Generally, roller shutters are installed at the air inlet of the cooling tower. The opening of the roller shutters is adjusted according to the changes in temperature. This can regulate the air circulation and thus regulate the amount of heat loss of the circulating water in the cooling tower, thereby achieving the purpose of antifreeze and temperature control of the hyperbolic cooling tower.

[0003] The air inlet of the cooling tower is at a high height and the surrounding area is relatively humid. However, the motor and shaft of the roller shutter are generally installed at the top of the air inlet of the cooling tower, which makes the motor and the shaft easy to rust and damage, and workers are required to climb to high places for maintenance frequently, which leads to high labor intensity for workers. Therefore, there are still shortcomings and deficiencies in the existing technology. Utility Model Content

[0004] The utility model provides a mobile power source hyperbolic cooling tower antifreeze device to solve the problems raised in the background technology.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a mobile power supply hyperbolic cooling tower antifreeze device, including a driving mechanism, two spaced columns, the columns are fixed to the ground outside the cooling tower through a foundation, an antifreeze curtain with adjustable opening is provided between the two columns, a top beam of a hollow structure is fixedly connected between the top ends of the two columns, a plurality of first fixed pulleys spaced apart in the horizontal direction are rotatably connected in the top beam, a plurality of second fixed pulleys spaced apart in the front-rear direction are rotatably connected at the left end of the top beam, the first fixed pulleys correspond to the second fixed pulleys one-to-one and are staggered in the front-rear direction.

[0006] A receiving groove is provided in the vertical direction on the outer side of a column close to the second fixed pulley, and a rotating shaft is provided at the bottom end of the receiving groove along the front-rear direction, both ends of the rotating shaft are rotatably connected to the receiving groove, one end of the rotating shaft extends outside the column and is transmission-connected to the driving mechanism, a drum corresponding to the second fixed pulley is coaxially fixed on the rotating shaft, a steel wire rope is wound on the drum, the steel wire rope passes through the second fixed pulley and the first fixed pulley in sequence and is connected to the bottom end of the antifreeze curtain, and the top end of the antifreeze curtain is fixedly connected to the top beam.

[0007] Preferably, the driving mechanism includes a movable generator and a movable motor, the generator is electrically connected to the motor, the output shaft of the motor is transmission-connected to a reducer, and the output shaft of the reducer is transmission-connected to the rotating shaft via a universal coupling.

[0008] Preferably, a slide groove is opened on the inner side of the column in the vertical direction, and a plurality of reinforcing transverse ribs are arranged at intervals on the antifreeze curtain. The ends of the reinforcing transverse ribs are located in the slide groove and are slidably connected to the slide groove, and the end of the steel wire rope away from the drum is fixedly connected to the reinforcing transverse ribs located at the bottom end of the antifreeze curtain.

[0009] Preferably, an adjusting fixed pulley may be provided on the wire rope between the first fixed pulley and the second fixed pulley, and the adjusting fixed pulley is rotatably connected to the inner bottom surface of the top beam.

[0010] Preferably, a through hole is provided on the bottom surface of the top beam at the steel wire rope.

[0011] The beneficial effects of the utility model are as follows: (1) the utility model adjusts the shaft and the driving mechanism to the bottom of the antifreeze device by setting a steel wire rope, a first fixed pulley and a second fixed pulley, so that workers do not need to climb to a high place when inspecting the shaft, which is convenient for workers to inspect and lower the labor intensity of workers to inspect and lower. (2) the use of a movable generator can solve the problem that the cooling tower is far away from the power supply and the wiring is long and the construction is difficult. In addition, due to the use of a movable motor, the device does not need a motor and an electronic control part on site on a daily basis, which can eliminate the disadvantage of frequent maintenance of the equipment under humid working conditions and effectively reduce the work of daily maintenance. At the same time, it can also save a lot of investment in equipment and cables and reduce the investment cost. (3) by setting reinforcing cross ribs, the strength of the antifreeze curtain can be increased to prevent the deformation and damage of the antifreeze curtain. by setting a slide groove, the reinforcing cross ribs and the antifreeze curtain can be raised and lowered along the slide groove, which can prevent the antifreeze curtain from swaying and improve the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 for Figure 1 A schematic diagram of the structure with a partial enlargement at the center;

[0014] Figure 3 It is a schematic diagram of the structure of the connection between the column, the rotating shaft and the reinforcing transverse ribs of the utility model;

[0015] Figure 4 This is a schematic diagram of the structure inside the top beam of the utility model;

[0016] Figure 5 This is a schematic diagram of the structure of the utility model applied to a cooling tower;

[0017] Figure 6 It is a structural schematic diagram of the utility model connected with a cooling tower;

[0018] Figure 7 for Figure 6 Schematic diagram of the structure with a partial enlargement at point B in the middle.

[0019] Figure numerals: 1. column, 2. driving mechanism, 21. generator, 22. motor, 23. wire, 24. reducer, 25. universal coupling, 3. foundation, 4. cooling tower, 5. antifreeze curtain, 6. top beam, 7. first fixed pulley, 8. second fixed pulley, 9. receiving groove, 10. rotating shaft, 11. drum, 12. wire rope, 13. color steel top plate, 14. slide groove, 15. strengthening cross rib, 16. adjusting fixed pulley, 17. through hole, 18. air inlet. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings.

[0021] like Figure 1-7 As shown, the utility model provides a mobile power supply hyperbolic cooling tower antifreeze device, including a driving mechanism 2, two spaced columns 1, the columns 1 are fixed to the ground outside the cooling tower 4 through a foundation 3, an antifreeze curtain 5 with adjustable opening is arranged between the two columns 1, a top beam 6 with a hollow structure is fixedly connected between the top ends of the two columns 1, a plurality of first fixed pulleys 7 spaced apart in the horizontal direction are rotatably connected in the top beam 6, a plurality of second fixed pulleys 8 spaced apart in the front-rear direction are rotatably connected at the left end of the top beam 6, the first fixed pulley 7 corresponds to the second fixed pulley 8 one by one and the front-rear direction is staggered with each other; a first fixed pulley 7 close to the second fixed pulley 8 is connected to the top beam 6, and the second fixed pulley 8 is connected to the left end of the top beam 6. A receiving groove 9 is provided on the outer side of each column 1 in the vertical direction, and a rotating shaft 10 arranged in the front-to-back direction is provided at the bottom end of the receiving groove 9. Both ends of the rotating shaft 10 are rotatably connected to the receiving groove 9, and one end of the rotating shaft 10 extends to the outside of the column 1 and is transmission-connected to the driving mechanism 2. A drum 11 corresponding to the second fixed pulley 8 is coaxially fixed on the rotating shaft 10, and a steel wire rope 12 is wound on the drum 11. The steel wire rope 12 passes through the second fixed pulley 8 and the first fixed pulley 7 in sequence and is connected to the bottom end of the antifreeze curtain 5. The top end of the antifreeze curtain 5 is fixedly connected to the top beam 6, and multiple first fixed pulleys 7 are on the same straight line, thereby ensuring the flatness of the antifreeze curtain 5.

[0022] Specifically, when using, Figure 5-6As shown, multiple groups of antifreeze devices are installed around the periphery of the air inlet 18 of the cooling tower 4, and a colored steel top plate 13 is fixedly connected between the top beam 6 and the cooling tower 4, so that the air inlet 18 of the cooling tower 4 can be enclosed, and then the driving mechanism 2 is connected to the rotating shaft 10 in a transmission manner. The driving mechanism 2 can drive the rotating shaft 10 to rotate, and the rotating shaft 10 drives the reel 11 to reel in and out the steel wire rope 12. The steel wire rope 12 drives the antifreeze curtain 5 to rise and fall after passing through the second fixed pulley 8 and the first fixed pulley 7, so that the opening of the air inlet 18 of the cooling tower 4 can be adjusted; the utility model adjusts the rotating shaft 10 and the driving mechanism 2 to the bottom of the antifreeze device by arranging the steel wire rope 12, the first fixed pulley 7, and the second fixed pulley 8, so that the workers do not need to climb to a high place when inspecting the rotating shaft 10, which can facilitate the workers' inspection and reduce the labor intensity of the workers' inspection.

[0023] In some embodiments, the driving mechanism 2 includes a movable generator 21 and a movable motor 22. Travel wheels are installed at the bottom of the generator 21 and the motor 22. The generator 21 and the motor 22 are electrically connected through a wire 23. The output shaft of the motor 22 is transmission-connected to a reducer 24. The output shaft of the reducer 24 is transmission-connected to the rotating shaft 10 through a universal coupling 25. Specifically, when it is necessary to adjust the opening of the antifreeze curtain 5, the generator 21 and the motor 22 are moved to the side of the antifreeze device, and the generator 21 is used to power the motor 22. The motor 22 can drive the rotating shaft 10 to rotate through the reducer 24 and the universal coupling 25, so that the opening of the antifreeze curtain 5 can be adjusted; by adopting a movable generator 21, the problem that the cooling tower 4 is far away from the power supply and the wiring is long and the construction is difficult can be solved. In addition, since a movable motor 22 is adopted, the device does not need a motor 22 and an electronic control part on site on a daily basis, thereby eliminating the disadvantage of frequent maintenance of the equipment under humid working conditions, effectively reducing the work of daily maintenance, and at the same time saving a lot of investment in equipment and cables, thereby reducing investment costs.

[0024] In some embodiments, a slide groove 14 is provided on the inner side of the column 1 along the length direction, and a plurality of reinforcing transverse ribs 15 are provided on the antifreeze curtain 5 at intervals, and the ends of the reinforcing transverse ribs 15 are located in the slide groove 14 and are slidably connected to the slide groove 14, and the end of the steel wire rope 12 away from the drum 11 is fixedly connected to the reinforcing transverse ribs 15 at the bottom end of the antifreeze curtain 5. Specifically, by providing the reinforcing transverse ribs 15, the strength of the antifreeze curtain 5 can be increased to prevent the antifreeze curtain 5 from deformation and damage, and by providing the slide groove 14, the reinforcing transverse ribs 15 and the antifreeze curtain 5 are raised and lowered along the slide groove 14, thereby preventing the antifreeze curtain 5 from swaying and improving the stability of the device.

[0025] In some embodiments, an adjusting fixed pulley 16 may be provided on the wire rope 12 located between the first fixed pulley 7 and the second fixed pulley 8. The adjusting fixed pulley 16 is rotatably connected to the inner bottom surface of the top beam 6. The adjusting fixed pulley 16 can adjust the position of the wire rope 12 in the top beam 6 to prevent the wire rope 12 from conflicting with the position of the first fixed pulley 7, thereby ensuring the normal operation of the device.

[0026] In some embodiments, a through hole 17 is formed on the inner bottom surface of the top beam 6 at the location of the steel wire rope 12 , so that the steel wire rope 12 can pass through easily.

[0027] The above embodiments can be combined with each other.

[0028] The above embodiments do not impose any formal restrictions on the shape, material, structure, etc. of the utility model. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the utility model are within the protection scope of the technical solution of the utility model.

Claims

1. A mobile power supply hyperbolic cooling tower antifreeze device, characterized in that: It includes a driving mechanism, two columns arranged at intervals, the columns are fixed on the ground outside the cooling tower through a foundation, an antifreeze curtain with adjustable opening is arranged between the two columns, a top beam with a hollow structure is fixedly connected between the top ends of the two columns, a plurality of first fixed pulleys arranged at intervals in the horizontal direction are rotatably connected in the top beam, a plurality of second fixed pulleys arranged at intervals in the front-rear direction are rotatably connected at the left end of the top beam, the first fixed pulleys correspond to the second fixed pulleys one by one and are staggered in the front-rear direction; A receiving groove is provided in the vertical direction on the outer side of a column close to the second fixed pulley, and a rotating shaft is provided at the bottom end of the receiving groove along the front-rear direction, both ends of the rotating shaft are rotatably connected to the receiving groove, one end of the rotating shaft extends outside the column and is transmission-connected to the driving mechanism, a drum corresponding to the second fixed pulley is coaxially fixed on the rotating shaft, a steel wire rope is wound on the drum, the steel wire rope passes through the second fixed pulley and the first fixed pulley in sequence and is connected to the bottom end of the antifreeze curtain, and the top end of the antifreeze curtain is fixedly connected to the top beam.

2. A mobile power source hyperbolic cooling tower antifreeze device according to claim 1, characterized in that: The driving mechanism comprises a movable generator and a movable motor, the generator is electrically connected to the motor, the output shaft of the motor is drivingly connected to a reducer, and the output shaft of the reducer is drivingly connected to the rotating shaft through a universal coupling.

3. A mobile power source hyperbolic cooling tower antifreeze device according to claim 1, characterized in that: A slide groove is provided on the inner side of the column in the vertical direction, and a plurality of reinforcing transverse ribs are arranged at intervals on the antifreeze curtain. The ends of the reinforcing transverse ribs are located in the slide groove and are slidably connected to the slide groove, and the end of the steel wire rope away from the drum is fixedly connected to the reinforcing transverse ribs at the bottom end of the antifreeze curtain.

4. A mobile power source hyperbolic cooling tower antifreeze device according to claim 1, characterized in that: An adjusting fixed pulley may be provided on the steel wire rope between the first fixed pulley and the second fixed pulley, and the adjusting fixed pulley is rotatably connected to the inner bottom surface of the top beam.

5. A mobile power source hyperbolic cooling tower antifreeze device according to claim 1, characterized in that: A through hole is provided on the bottom surface of the top beam at the position of the steel wire rope.

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