Low-loss closed cooling tower dehydration device

Abstract

The utility model discloses a low-loss closed cooling tower dewatering device, which relates to the technical field of closed cooling tower components, and comprises a shell and a cooling fan, the cooling fan is arranged in the upper end of the shell, a first rectangular frame is fixedly arranged on the outer wall of one side of the shell, and a second rectangular frame is fixedly arranged on the outer wall of the other side of the shell. A driving mechanism is arranged in the first rectangular frame, a rotating rod is arranged in the first rectangular frame through driving of the driving mechanism, a climbing mechanism is arranged on the rod wall of the rotating rod, a connecting rod is in transmission connection with the rotating rod through the climbing mechanism, a connecting plate is fixedly connected to the other end of the connecting rod, and the cooling fan is fixedly arranged on the lower surface of the connecting plate. By means of the driving mechanism and the climbing mechanism, the position and the height of the cooling fan can be adjusted, and therefore the cooling fan can be moved to the position below one side of the shell when the cooling fan needs to be maintained.

Description

Technical Field

[0001] The utility model relates to the technical field of closed cooling tower components, in particular to a low-loss closed cooling tower dehydration device. Background Art

[0002] In actual use, there is a dehydrator installed in the closed cooling tower. The water-containing air flow is dehydrated in the dehydrator and then forcibly extracted by the cooling fan. However, the dehydration effect of a dehydrator is not good. The humidity in the air flow escaping from the dehydrator is still very high, and the water content is still relatively high. In the process of escaping and extracting, the air flow containing water vapor may adhere to the fan blades, which has a bad effect on the fan blades.

[0003] After searching, the publication number is: CN206496669U, which is a low-water-consumption closed cooling tower, including an outer shell, an air outlet duct, a water collecting box arranged at the bottom of the outer shell, an air inlet grille located above the water collecting box and arranged on the outer shell, a heat exchange coil located above the air inlet grille and arranged in the outer shell, a spray water device located above the heat exchange coil, and a cooling fan arranged in the air outlet duct; the diameter of the air outlet duct is smaller than the diameter of the outer shell, the air outlet duct is connected to the outer shell through a top cover, and the cooling fan is arranged in the air outlet duct; the outer shell is provided with a primary dehydrator and a secondary dehydrator above the spray water device, and the primary dehydrator and the secondary dehydrator are separated to form a space in the middle.

[0004] The above technical solution has the following shortcomings:

[0005] The cooling fan in the above technical solution is arranged on the top of the housing, which leads to the problem that it is easy to malfunction due to the influence of humid air for a long time, and it is inconvenient to repair it after the malfunction occurs. Utility Model Content

[0006] In view of the above problems existing in the existing low water consumption closed cooling tower, the utility model is proposed.

[0007] Therefore, the utility model aims to provide a low-loss closed cooling tower dehydration device, which solves the problem that it is inconvenient to repair the cooling fan after a failure occurs.

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] A low-loss closed cooling tower dehydration device comprises a shell and a cooling fan, wherein the cooling fan is arranged inside the upper end of the shell, a first rectangular frame is fixedly arranged on an outer wall of one side of the shell, a driving mechanism is arranged inside the first rectangular frame and a rotating rod is arranged driven by the driving mechanism, a climbing mechanism is arranged on the rod wall of the rotating rod and a connecting rod is connected to the rotating rod through the climbing mechanism, the other end of the connecting rod is fixedly connected to a connecting plate, and the cooling fan is fixedly arranged on the lower surface of the connecting plate.

[0010] Preferably, the driving mechanism comprises a worm wheel and a worm, the worm wheel is arranged inside the first rectangular frame and fixedly sleeved with the rod wall of the rotating rod, and the worm is arranged inside the first rectangular frame for transverse rotation and meshingly connected with the side wall of the worm wheel.

[0011] Preferably, the climbing mechanism includes a second rectangular frame and two I-shaped wheels, the second rectangular frame is sleeved on the rod wall of the rotating rod and has two rotating shafts symmetrically rotated inside, the two I-shaped wheels are symmetrically clamped on the rod wall of the rotating rod and are respectively fixedly sleeved with the corresponding rotating shafts, and a motor is fixedly provided on the outer wall of one side of the second rectangular frame, and one end of one of the rotating shafts passes through the second rectangular frame and is fixedly connected to the output end of the motor.

[0012] Preferably, a slider is movably sleeved on the rod wall of the rotating rod, a support rod is fixedly connected to the side wall of the slider, and the other end of the support rod is fixedly connected to the rod wall of the connecting rod.

[0013] Preferably, one end of the worm screw passes through the outside of the first rectangular frame and is fixedly connected to a crank.

[0014] Preferably, the ends of the two rotating shafts away from the motor both pass through the second rectangular frame and are respectively fixedly connected with gears, and the two gears are meshed and connected.

[0015] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0016] 1. The utility model can adjust the position and height of the cooling fan by means of the provided driving mechanism and climbing mechanism, so that the cooling fan can be moved to the lower side of the housing when maintenance is required.

[0017] 2. The utility model can ensure the reverse synchronous rotation of the two I-shaped wheels through the meshing connection between the two gears, thereby ensuring the normal movement of the second rectangular frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

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

[0020] Figure 2 For the utility model Figure 1 A magnified schematic diagram of part A;

[0021] Figure 3 For the utility model Figure 1 An enlarged schematic diagram of part B.

[0022] Description of reference numerals:

[0023] 1. Casing; 2. Cooling fan; 3. First rectangular frame; 4. Rotating rod; 5. Connecting rod; 6. Connecting plate; 7. Worm gear; 8. Worm; 9. Second rectangular frame; 10. I-wheel; 11. Rotating shaft; 12. Motor; 13. Slider; 14. Support rod; 15. Crank handle; 16. Gear. DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0025] The utility model embodiment discloses a low-loss closed cooling tower dehydration device.

[0026] Embodiment 1

[0027] The utility model provides Figure 1-3 A low-loss closed cooling tower dehydration device shown includes a shell 1 and a cooling fan 2. The cooling fan 2 is arranged inside the upper end of the shell 1. A first rectangular frame 3 is fixedly provided on the outer wall of one side of the shell 1. A driving mechanism is provided inside the first rectangular frame 3 and a rotating rod 4 is driven by the driving mechanism. A climbing mechanism is provided on the rod wall of the rotating rod 4 and a connecting rod 5 is connected to the connecting rod 5 through the climbing mechanism. The other end of the connecting rod 5 is fixedly connected to a connecting plate 6. The cooling fan 2 is fixedly provided on the lower surface of the connecting plate 6. The position and height of the cooling fan 2 can be adjusted by using the provided driving mechanism and climbing mechanism, so that the cooling fan 2 can be moved to the lower side of the shell when maintenance is required.

[0028] like Figure 1 and Figure 3As shown, the driving mechanism includes a worm wheel 7 and a worm 8. The worm wheel 7 is arranged inside the first rectangular frame 3 and is fixedly sleeved with the rod wall of the rotating rod 4. The worm 8 is arranged inside the first rectangular frame 3 for transverse rotation and is meshed with the side wall of the worm wheel 7. By utilizing the set worm wheel 7 and worm 8, the rotating rod 4 can be driven to rotate through the worm wheel 7 during the rotation of the worm 8, and then the cooling fan 2 can be rotated to one side of the shell to facilitate moving it downward.

[0029] like Figure 1-2 As shown, the climbing mechanism includes a second rectangular frame 9 and two I-shaped wheels 10. The second rectangular frame 9 is sleeved on the rod wall of the rotating rod 4 and has two rotating shafts 11 symmetrically rotated inside. The two I-shaped wheels 10 are symmetrically clamped on the rod wall of the rotating rod 4 and are fixedly sleeved with the corresponding rotating shafts 11 respectively. A motor 12 is fixedly provided on the outer wall of one side of the second rectangular frame 9, one end of which passes through the second rectangular frame 9 and is fixedly connected to the output end of the motor 12. By utilizing the climbing mechanism, the corresponding I-shaped wheel 10 can be driven to rotate during the operation of the motor 12, thereby driving the second rectangular frame 9 to move along the axial direction of the rotating rod 4, thereby realizing the height adjustment of the rectangular frame, that is, realizing the height adjustment of the cooling fan 2.

[0030] Embodiment 2

[0031] Based on the first embodiment, Figure 1 As shown, the rod wall of the rotating rod 4 is movably sleeved with a slider 13, the side wall of the slider 13 is fixedly connected with a support rod 14, and the other end of the support rod 14 is fixedly connected to the rod wall of the connecting rod 5. By utilizing the provided slider 13 and support rod 14, the connecting rod 5 can be supported, effectively ensuring the structural strength of the connecting rod 5.

[0032] Embodiment 3

[0033] Based on the first embodiment, Figure 1 As shown, one end of the worm 8 passes through the outside of the first rectangular frame 3 and is fixedly connected to a crank 15. The crank 15 can be used to easily drive the worm 8 to rotate, thereby driving the driving mechanism.

[0034] Embodiment 4

[0035] Based on the first embodiment, Figure 2 As shown, one end of the two rotating shafts 11 away from the motor 12 passes through the second rectangular frame 9 and is fixedly connected with a gear 16 respectively. The two gears 16 are meshed and connected. By utilizing the meshing connection of the two gears 16, the two I-shaped wheels 10 can rotate synchronously in opposite directions, thereby driving the second rectangular frame 9 to move up and down.

[0036] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A low-loss closed cooling tower dehydration device, comprising a housing (1) and a cooling fan (2), characterized in that: The cooling fan (2) is arranged inside the upper end of the outer shell (1); a first rectangular frame (3) is fixedly arranged on one side outer wall of the outer shell (1); a driving mechanism is arranged inside the first rectangular frame (3) and a rotating rod (4) is arranged driven by the driving mechanism; a climbing mechanism is arranged on the rod wall of the rotating rod (4) and a connecting rod (5) is connected to the connecting rod (5) through the climbing mechanism; the other end of the connecting rod (5) is fixedly connected to a connecting plate (6); and the cooling fan (2) is fixedly arranged on the lower surface of the connecting plate (6).

2. A low-loss closed cooling tower dehydration device according to claim 1, characterized in that: The driving mechanism comprises a worm wheel (7) and a worm (8); the worm wheel (7) is arranged inside the first rectangular frame (3) and is fixedly sleeved with the rod wall of the rotating rod (4); the worm (8) is arranged inside the first rectangular frame (3) to rotate transversely and is meshed with the side wall of the worm wheel (7).

3. A low-loss closed cooling tower dehydration device according to claim 1, characterized in that: The climbing mechanism comprises a second rectangular frame (9) and two I-shaped wheels (10); the second rectangular frame (9) is sleeved on the rod wall of the rotating rod (4) and has two rotating shafts (11) symmetrically rotated therein; the two I-shaped wheels (10) are symmetrically clamped on the rod wall of the rotating rod (4) and are respectively fixedly sleeved with the corresponding rotating shafts (11); a motor (12) is fixedly arranged on the outer wall of one side of the second rectangular frame (9); one end of one of the rotating shafts (11) passes through the second rectangular frame (9) and is fixedly connected to the output end of the motor (12).

4. A low-loss closed cooling tower dehydration device according to claim 1, characterized in that: The rod wall of the rotating rod (4) is movably sleeved with a slider (13), the side wall of the slider (13) is fixedly connected to a support rod (14), and the other end of the support rod (14) is fixedly connected to the rod wall of the connecting rod (5).

5. A low-loss closed cooling tower dehydration device according to claim 2, characterized in that: One end of the worm (8) passes through the outside of the first rectangular frame (3) and is fixedly connected to a crank (15).

6. A low-loss closed cooling tower dehydration device according to claim 3, characterized in that: The ends of the two rotating shafts (11) away from the motor (12) both pass through the second rectangular frame (9) and are respectively fixedly connected with gears (16), and the two gears (16) are meshed and connected.

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