CN210922266U

CN210922266U - Circulating system for closed cooling tower

Info

Publication number: CN210922266U
Application number: CN201921974515.6U
Authority: CN
Inventors: 杨中师
Original assignee: Jiangsu Yunuo Cooling Technology Co ltd
Current assignee: Jiangsu Yunuo Cooling Technology Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-07-03
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses a circulation system for closed cooling tower, including the cooling tower, the welding of the top outer wall of cooling tower has the support frame, and the one end that the cooling tower was kept away from to the support frame is fixed with cowl, the welding of the top center outer wall of cooling tower has the cooling tube, the both sides outer wall of cooling tube is equipped with the mounting hole, and the inner wall of mounting hole all is fixed with first heat dissipation fan, cooling tower top inner wall is equipped with the heat dissipation pond, and the welding of the bottom outer wall in heat dissipation pond has the drainage tube that the equidistance distributes, the bottom of drainage tube is equipped with the spray pond, the bottom outer wall in spray pond is equipped with the through-hole that the equidistance distributes, and. The utility model discloses in its inside heat abstractor, not only adopted heat dissipation pond and heat dissipation fan to cool down, still adopted the drainage tube, with the downflow formation water curtain of hot water cool down once more, twice cooling can be so that hydrothermal temperature reduces by a wide margin for the cooling effect of cooling tower is better.

Description

Circulating system for closed cooling tower

Technical Field

The utility model relates to a cooling arrangement technical field especially relates to a circulation system for closed cooling tower.

Background

The closed cooling tower is used in many places needing cooling, and the closed cooling tower divides the cooling water cooling and the air cooling of the heat exchange coil. Because closed cooling tower is at the in-process that uses, the cooling tower of majority only once cools down to hot water, then take hot water out and form the circulation, but because hot water piles up together, the heat can't in time be scattered, make the cooling effect reduce gradually, and because the heat dissipation fan at cooling tower top adopts vertical scattered structure of blowing, expose for a long time outdoors as the cooling tower, it is inside to have a large amount of dusts to get into the cooling tower, cause the pollution to cold water, and the heat dissipation of blowing of fan, can blow off moisture outside the tower, the outflow of acceleration water.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and provides a circulating system for a closed cooling tower.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a circulating system for a closed cooling tower comprises a cooling tower, wherein a support frame is welded on the outer wall of the top of the cooling tower, an arc baffle is fixed at one end, away from the cooling tower, of the support frame, a radiating pipe is welded on the outer wall of the center of the top of the cooling tower, mounting holes are formed in the outer walls of two sides of the radiating pipe, a first radiating fan is fixed on the inner wall of each mounting hole, a radiating pool is arranged on the inner wall of the top of the cooling tower, drainage pipes distributed equidistantly are welded on the outer wall of the bottom of the radiating pool, a spraying pool is arranged at the bottom of each drainage pipe, through holes distributed equidistantly are formed in the outer wall of the bottom of the spraying pool, a spray head is welded on the inner wall of each through hole, second radiating fans are arranged on the outer walls of two sides of the spraying pool, a first anti-splash water grid is fixed on the air inlet of each second radiating fan, the inner wall of the bottom of the cooling tower is provided with a water collecting tank, the outer walls of the two sides of the water collecting tank are provided with heat dissipation holes, a blow-off pipe is welded on the outer wall of one side of the water collecting tank, a spray pump is connected to the outer wall of the other side of the water collecting tank, a connecting pipe is connected to the water outlet end of the spray pump, and one end, away from the spray pump, of the connecting pipe is arranged inside the heat dissipation.

Preferably, the first heat dissipation fan, the second heat dissipation fan and the spray pump are all connected with a switch, and the switch is connected with an external power supply.

Preferably, the outer walls of the heat dissipation pool, the water collection pool and the connecting pipe are all welded with arc-shaped cooling fins.

Preferably, one end of the sewage draining pipe, which is far away from the cooling tower, is provided with a control valve.

Preferably, the top of the radiating pipe is provided with a dustproof net, and the outer walls of the radiating holes are all bonded with the dustproof net.

Preferably, a gap with the width of 2-4 mm is arranged on the outer wall of one side of the drainage tube.

The utility model has the advantages that:

1. this design's closed cooling tower's circulation system in its inside heat abstractor, has not only adopted heat dissipation pool and heat dissipation fan to cool down, has still adopted the drainage tube, and it cools down once more to flow the formation water curtain with hot water, and twice cooling can be so that hydrothermal temperature reduces by a wide margin for the cooling effect of cooling tower is better.

2. This design's closed cooling tower's circulation system is equipped with cowl at the top of its cooling tower, can effectively avoid the heat dissipation in-process dust to fall into inside the cooling tower, and is equipped with the splashproof water grid in heat dissipation fan air intake department and cooling tower inside, can prevent effectively that hot water from being blown scattered by wind, prevents the moisture loss, and top wind heat dissipation pipe and louvre all are equipped with the dust screen, can effectively avoid the dust to fall into inside the cooling tower, cause the pollution to the water source.

Drawings

Fig. 1 is a cross-sectional view of the overall structure of a circulation system for a closed cooling tower according to the present invention;

fig. 2 is a side view of the overall structure of the circulation system for a closed cooling tower according to the present invention.

In the figure: 1 cooling tower, 2 support frames, 3 arc-shaped baffle plates, 4 radiating pipes, 5 first radiating fans, 6 radiating pools, 7 drainage pipes, 8 spraying pools, 9 spray heads, 10 second radiating fans, 11 first anti-splash grilles, 12 heat exchangers, 13 second anti-splash grilles, 14 collecting pools, 15 radiating holes, 16 blow-off pipes, 17 spraying pumps and 18 connecting pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a circulation system for a closed cooling tower comprises a cooling tower 1, a support frame 2 is welded on the outer wall of the top of the cooling tower 1, an arc baffle 3 is fixed on one end of the support frame 2 far away from the cooling tower 1, a heat dissipation tube 4 is welded on the outer wall of the center of the top of the cooling tower 1, mounting holes are arranged on the outer walls of two sides of the heat dissipation tube 4, first heat dissipation fans 5 are fixed on the inner walls of the mounting holes, a heat dissipation pool 6 is arranged on the inner wall of the top of the cooling tower 1, drainage tubes 7 are welded on the outer wall of the bottom of the heat dissipation pool 6 and are distributed equidistantly, a gap with the width of 2-4 mm is arranged on the outer wall of one side of the drainage tubes 7, a spray pool 8 is arranged at the bottom of the drainage tubes 7, through holes are distributed equidistantly and are welded on the inner wall of the through holes, second heat dissipation fans 10 are arranged on the outer walls, 8 bottoms in spray pond are equipped with heat exchanger 12, and the bottom fixed mounting of heat exchanger 12 has second

splashproof water grid

13, 1 bottom inner wall of cooling tower is equipped with catch basin 14, and the both sides outer wall of catch basin 14 all is equipped with

louvre

15, 4 tops of cooling tube are equipped with the dust screen, and 15 outer walls of louvre have all bonded the dust screen, one side outer wall welding of catch basin 14 has blow off pipe 16, the one end that cooling tower 1 was kept away from to blow off pipe 16 is equipped with control flap, and the opposite side outer wall of catch basin 14 is connected with spray pump 17, first heat dissipation fan 5, second heat dissipation fan 10 and spray pump 17 all are connected with the switch, and the switch connection has external power source, the delivery end of spray pump 17 is connected with connecting pipe 18, heat dissipation pond 6, the outer wall of catch basin 14 and connecting pipe 18 all welds the arc fin, and the one end that spray pump 17 was.

The working principle is as follows: when a user uses the circulating system of the closed cooling tower, the first heat dissipation fan 5, the second heat dissipation fan 10 and the spray pump 17 are connected with an external power supply, after the connection is finished, the heat exchanger 12 works to heat, the first heat dissipation fan 5, the second heat dissipation fan 10 and the spray pump 17 are turned on, water flow of the water collecting tank 14 is pumped into the heat dissipation tank 6, hot water flows out through a gap at the bottom of the drainage tube 7 to form a water curtain with a narrow width, the second heat dissipation fan 10 can dissipate heat, cold water after heat dissipation can be sprayed through the spray head 9 and drips onto the surface of the heat exchanger 12 to cool the heat exchanger 12, and hot water enters the water collecting tank 14 through the second anti-splash grid 13 to form circulation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A circulation system for closed cooling tower, including cooling tower (1), its characterized in that, the top outer wall welding of cooling tower (1) has support frame (2), and the one end that cooling tower (1) was kept away from in support frame (2) is fixed with cowl (3), the top center outer wall welding of cooling tower (1) has cooling tube (4), the both sides outer wall of cooling tube (4) is equipped with the mounting hole, and the inner wall of mounting hole all is fixed with first heat dissipation fan (5), cooling tower (1) top inner wall is equipped with heat dissipation pool (6), and the bottom outer wall welding of heat dissipation pool (6) has drainage tube (7) that the equidistance distributes, the bottom of drainage tube (7) is equipped with spray tank (8), the bottom outer wall of spray tank (8) is equipped with the through-hole that the equidistance distributes, and the through-hole inner wall all welding has shower nozzle (9), the both sides outer wall of spray tank (8) all is equipped with second heat dissipation, and the air intake of second heat dissipation fan (10) goes out all to be fixed with first splashproof water grid (11), spray pond (8) bottom is equipped with heat exchanger (12), and the bottom fixed mounting of heat exchanger (12) has second splashproof water grid (13), cooling tower (1) bottom inner wall is equipped with catch basin (14), and the both sides outer wall of catch basin (14) all is equipped with louvre (15), one side outer wall welding of catch basin (14) has blow off pipe (16), and the opposite side outer wall connection of catch basin (14) has spray pump (17), the water outlet end that sprays pump (17) is connected with connecting pipe (18), and connecting pipe (18) keep away from the one end that sprays pump (17) and establish inside heat dissipation pool (6).

2. The circulation system for the closed cooling tower according to claim 1, wherein the first heat dissipation fan (5), the second heat dissipation fan (10) and the spray pump (17) are all connected with a switch, and the switch is connected with an external power supply.

3. The circulation system for the closed cooling tower according to claim 1, wherein arc-shaped cooling fins are welded on the outer walls of the heat dissipation pool (6), the water collection pool (14) and the connecting pipe (18).

4. Circulation system for a closed cooling tower according to claim 1, characterised in that the blow off pipe (16) is provided with a control valve at the end remote from the cooling tower (1).

5. The circulation system for the closed cooling tower as claimed in claim 1, wherein a dust screen is disposed on the top of the heat dissipation pipe (4), and the dust screen is adhered to the outer wall of the heat dissipation hole (15).

6. Circulation system for a closed cooling tower according to claim 2, characterised in that the outer wall of one side of the draft tube (7) is provided with a gap of 2-4 mm width.