Double-medium multistage heat exchange type countercurrent cooling tower

Abstract

The utility model discloses a double-medium multistage heat exchange type countercurrent cooling tower, which relates to the technical field of cooling towers, and comprises a cooling tower body, a mounting plate is fixedly connected inside the cooling tower body, a first through hole is arranged on the upper surface of the mounting plate, a second through hole is arranged on one side of the cooling tower body, and the first through hole is communicated with the second through hole. An L-shaped pipe is jointly arranged in the first through hole and the second through hole, the lower end of the L-shaped pipe is rotationally connected with a connecting pipe, the lower end of the connecting pipe is fixedly connected with a cross-shaped spraying pipe, and a driving mechanism is arranged on one side of the cooling tower body. According to the spraying device, the motor is started to enable the rotating rod to rotate, then the rotating rod drives the first bevel gear to rotate, then the first bevel gear drives the second bevel gear to rotate, and then the connecting pipe rotates, so that the cross-shaped spraying pipe can rotate, and the purpose of uniform spraying is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of cooling towers, in particular to a dual-medium multi-stage heat exchange type countercurrent cooling tower. Background Art

[0002] A cooling tower is a device that uses water as a circulating coolant to dissipate the heat of the system into the atmosphere. With the rapid development of industry, closed cooling towers have also developed into different tower types. According to the direction of water flow and wind direction, they can be divided into: counterflow closed cooling towers, crossflow closed cooling towers, and mixed flow closed cooling towers.

[0003] After searching, a cooling tower with publication number CN216245662U is found, which includes an air outlet pipe, a cooling pipe, an air guide grille, a water tank and a base, the water tank is fixedly connected to the upper surface of the base, the air guide grille is located at the upper end of the water tank, the cooling pipe is located at the upper end of the air guide grille, and the air outlet pipe is fixedly connected to the center of the top surface of the cooling pipe; a filter is fixedly connected to the opening at the upper end of the air outlet pipe, a first motor is fixedly connected to the center of the filter, a fan is fixedly connected to the output end of the bottom surface of the first motor, and a dehumidifier is fixedly connected to the opening at the lower end of the air outlet pipe.

[0004] The above solution has the following shortcomings:

[0005] In the above technical solution, the spray pipe of the cooling tower cannot completely and evenly spray the hot water during operation, thereby affecting the cooling efficiency of the hot water. At the same time, the heat dissipated during the cooling of the hot water cannot be reasonably utilized, resulting in a waste of resources. Utility Model Content

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

[0007] Therefore, the purpose of the utility model is to provide a dual-medium multi-stage heat exchange countercurrent cooling tower, which solves the problem that the spray pipe of the cooling tower cannot completely and evenly spray hot water during operation, thereby affecting the cooling efficiency of the hot water, and the heat dissipated during the cooling of the hot water cannot be reasonably utilized, thereby causing a waste of resources.

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

[0009] A dual-medium multi-stage heat exchange countercurrent cooling tower comprises a cooling tower body, wherein a mounting plate is fixedly connected inside the cooling tower body, a first through hole is opened on the upper surface of the mounting plate, a second through hole is opened on one side of the cooling tower body, an L-shaped tube is commonly arranged inside the first through hole and the second through hole, a connecting tube is rotatably connected to the lower end of the L-shaped tube, a "cross"-shaped spray pipe is fixedly connected to the lower end of the connecting tube, a driving mechanism is arranged on one side of the cooling tower body, the "cross"-shaped spray pipe is rotated by the driving mechanism, three serpentine heat exchange tubes are arranged in sequence from top to bottom inside the cooling tower body, and U-shaped tubes are fixedly connected between the two ends of the serpentine heat exchange tube in the middle and the other two serpentine heat exchange tubes.

[0010] Preferably, the driving mechanism includes a motor, a rotating rod, a first bevel gear and a second bevel gear, the motor is fixedly connected to the outer surface of the cooling tower body, the rotating rod is rotatably connected to the inner wall of the cooling tower body, one end of the rotating rod passes through the inner wall of the cooling tower body and is fixedly connected to the output end of the motor, the first bevel gear is fixedly sleeved on the rod wall at one end of the rotating rod, and the second bevel gear is fixedly sleeved on the pipe wall of the connecting pipe and meshes with the first bevel gear.

[0011] Preferably, a mounting hole is provided on the upper surface of the cooling tower body, a mounting frame is fixedly connected inside the mounting hole, the mounting frame is fixedly connected inside to a support rod, and a fan is fixedly connected below the support rod.

[0012] Preferably, a water storage tank is fixedly connected to the lower surface of the cooling tower body, and a third through hole is opened on the lower surface of the cooling tower body, and the third through hole matches the water storage tank.

[0013] Preferably, a plurality of ventilation holes are provided on the upper surface of the mounting plate.

[0014] Preferably, a plurality of air inlet holes are provided on the side wall below the cooling tower body.

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

[0016] 1. The utility model starts the motor to rotate the rotating rod, and then the rotating rod drives the first bevel gear to rotate, and then the first bevel gear drives the second bevel gear to rotate, and then the connecting pipe rotates, so that the "cross"-shaped spray pipe can rotate, so as to achieve the purpose of uniform spraying.

[0017] 2. The utility model allows low-temperature medium to be introduced into each serpentine heat exchange tube, and then multi-stage heat exchange can be performed with the low-temperature medium during the high-temperature medium spraying process, thereby achieving the purpose of heating up the low-temperature medium and cooling the high-temperature medium. 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 Sectional view;

[0021] Figure 3 For the utility model Figure 2 A magnified schematic diagram of part A;

[0022] Figure 4 For the utility model Figure 2 Top view of the middle serpentine heat exchange tube;

[0023] Figure 5 For the utility model Figure 2 Bottom view of the "cross" shaped sprinkler pipe.

[0024] Description of reference numerals:

[0025] 1. Cooling tower body; 2. Mounting plate; 3. L-shaped pipe; 4. Connecting pipe; 5. "X"-shaped spray pipe; 6. Serpentine heat exchange tube; 7. U-shaped pipe; 8. Motor; 9. Rotating rod; 10. First bevel gear; 11. Second bevel gear; 12. Mounting frame; 13. Support rod; 14. Fan; 15. Water tank. DETAILED DESCRIPTION

[0026] 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.

[0027] The utility model embodiment discloses a dual-medium multi-stage heat exchange type countercurrent cooling tower.

[0028] Embodiment 1

[0029] Reference Figure 1-5A dual-medium multi-stage heat exchange countercurrent cooling tower comprises a cooling tower body 1, a mounting plate 2 is fixedly connected inside the cooling tower body 1, a first through hole is opened on the upper surface of the mounting plate 2, a second through hole is opened on one side of the cooling tower body 1, an L-shaped tube 3 is arranged inside the first through hole and the second through hole, a connecting tube 4 is rotatably connected to the lower end of the L-shaped tube 3, a "cross"-shaped spray pipe 5 is fixedly connected to the lower end of the connecting tube 4, a driving mechanism is arranged on one side of the cooling tower body 1, the driving mechanism comprises a motor 8, a rotating rod 9, a first bevel gear 10 and a second bevel gear 11, the motor 8 is fixedly connected to the outer surface of the cooling tower body 1, the rotating rod 9 is rotatably connected to the inner wall of the cooling tower body 1, one end of the rotating rod 9 passes through the inner wall of the cooling tower body 1 and is fixedly connected to the output end of the motor 8, the first bevel gear 10 is fixedly sleeved on the rod wall at one end of the rotating rod 9, the second bevel gear 11 is fixedly sleeved on the pipe wall of the connecting pipe 4 and meshes with the first bevel gear 10, and the "cross"-shaped spray pipe 5 is rotated by the driving mechanism.

[0030] A high-temperature medium is introduced into the L-shaped tube 3, and then the motor 8 is started to rotate the rotating rod 9, and then the rotating rod 9 drives the first bevel gear 10 to rotate, and then the first bevel gear 10 drives the second bevel gear 11 to rotate, and then the connecting tube 4 is rotated, so that the "cross"-shaped spray pipe 5 can rotate, so as to achieve the purpose of uniform spraying.

[0031] Reference Figure 2 and Figure 3 Three serpentine heat exchange tubes 6 are arranged in sequence from top to bottom inside the cooling tower body 1, and U-shaped tubes 7 are fixedly connected between the two ends of the middle serpentine heat exchange tube 6 and the other two serpentine heat exchange tubes 6.

[0032] A low-temperature medium is introduced into each serpentine heat exchange tube 6, and then multi-stage heat exchange is performed with the low-temperature medium during the high-temperature medium spraying process, thereby achieving the purpose of heating the low-temperature medium and cooling the high-temperature medium.

[0033] Embodiment 2

[0034] Based on Example 1, refer to Figure 1-2 A mounting hole is provided on the upper surface of the cooling tower body 1, a mounting frame 12 is fixedly connected inside the mounting hole, the mounting frame 12 is fixedly connected to a support rod 13 inside, a fan 14 is fixedly connected below the support rod 13, a plurality of ventilation holes are provided on the upper surface of the mounting plate 2, and a plurality of air inlet holes are provided on the side wall below the cooling tower body 1.

[0035] The fan 14 is started, and then air enters from the bottom of the cooling tower body 1 and moves out through the top of the cooling tower body 1, thereby forming convection with the high-temperature medium, thereby improving the cooling efficiency.

[0036] Embodiment 3

[0037] Based on Example 1, refer to Figure 1-2 A water storage tank 15 is fixedly connected to the lower surface of the cooling tower body 1 , and a third through hole is opened on the lower surface of the cooling tower body 1 , and the third through hole matches the water storage tank 15 .

[0038] The high-temperature medium can be recovered by using the water storage tank 15, so that it can be reused conveniently.

[0039] 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 dual-medium multi-stage heat exchange countercurrent cooling tower, comprising a cooling tower body (1), It is characterized in that The interior of the cooling tower body (1) is fixedly connected to a mounting plate (2), the upper surface of the mounting plate (2) is provided with a first through hole, one side of the cooling tower body (1) is provided with a second through hole, the interiors of the first through hole and the second through hole are jointly provided with an L-shaped tube (3), the lower end of the L-shaped tube (3) is rotatably connected to a connecting tube (4), the lower end of the connecting tube (4) is fixedly connected to a "cross" shaped spray pipe (5), one side of the cooling tower body (1) is provided with a driving mechanism, the "cross" shaped spray pipe (5) is rotated by the driving mechanism, and the interior of the cooling tower body (1) is provided with three serpentine heat exchange tubes (6) in sequence from top to bottom, and U-shaped tubes (7) are fixedly connected between the two ends of the serpentine heat exchange tube (6) located in the middle and the other two serpentine heat exchange tubes (6).

2. The dual-medium multi-stage heat exchange countercurrent cooling tower according to claim 1, It is characterized in that The driving mechanism comprises a motor (8), a rotating rod (9), a first bevel gear (10) and a second bevel gear (11); the motor (8) is fixedly connected to the outer surface of the cooling tower body (1); the rotating rod (9) is rotatably connected to the inner wall of the cooling tower body (1); one end of the rotating rod (9) penetrates the inner wall of the cooling tower body (1) and is fixedly connected to the output end of the motor (8); the first bevel gear (10) is fixedly sleeved on the rod wall at one end of the rotating rod (9); and the second bevel gear (11) is fixedly sleeved on the pipe wall of the connecting pipe (4) and meshes with the first bevel gear (10).

3. The dual-medium multi-stage heat exchange countercurrent cooling tower according to claim 1, It is characterized in that The upper surface of the cooling tower body (1) is provided with a mounting hole, the interior of the mounting hole is fixedly connected to a mounting frame (12), the interior of the mounting frame (12) is fixedly connected to a support rod (13), and a fan (14) is fixedly connected below the support rod (13).

4. The dual-medium multi-stage heat exchange countercurrent cooling tower according to claim 1, It is characterized in that The lower surface of the cooling tower body (1) is fixedly connected to a water storage tank (15), and the lower surface of the cooling tower body (1) is provided with a third through hole, and the third through hole matches the water storage tank (15).

5. The dual-medium multi-stage heat exchange countercurrent cooling tower according to claim 1, It is characterized in that The upper surface of the mounting plate (2) is provided with a plurality of ventilation holes.

6. The dual-medium multi-stage heat exchange countercurrent cooling tower according to claim 1, It is characterized in that A plurality of air inlet holes are provided on the side wall below the cooling tower body (1).

Images