CN220250735U

CN220250735U - Cooling tower

Info

Publication number: CN220250735U
Application number: CN202320840662.4U
Authority: CN
Inventors: 吴君莲; 吴俊锋
Original assignee: Zhejiang Dajiang Energy Saving Technology Co ltd
Current assignee: Zhejiang Dajiang Energy Saving Technology Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-12-26
Anticipated expiration: 2033-04-10

Abstract

The utility model provides a cooling tower for there is a large amount of water to be detained in the inside of filler in the inside of prior art cooling tower that mentions among the solution background art, cools down the water in the tower body filler through outside natural wind, reduces cooling efficiency's technical problem, including the tower body, the tower body top is equipped with the air outlet and the tower body bottom is equipped with the water collecting cavity, it is connected with inlet tube and outlet pipe to switch on the tower body outer wall, the tip of inlet tube and outlet pipe switches on and is connected with the circulating pipe, and the inside circulating pipe of locating of tower, the inside first water pipe that is equipped with of tower body, first water pipe bottom switches on and is equipped with and is used for carrying out the spray assembly of heat exchange with the circulating pipe, the inside cooling assembly that is used for reducing to spray the circulating pipe and after the heat exchange liquid temperature that is equipped with of tower body, the tower body outside is equipped with first water pump, first water pump input end and water collecting cavity switch on and first water pump output end and first water pipe switch on and are connected.

Description

Cooling tower

Technical Field

The utility model relates to the technical field of cooling towers, in particular to a cooling tower.

Background

The cooling tower has the function of carrying out heat exchange between circulating water carrying waste heat and air in the tower, transmitting heat of the water to the air and dispersing the heat into the atmosphere, and cooling the circulating water.

The cooling tower of the prior art, for example, the patent document of the patent name of the patent publication No. CN211346406U discloses a cooling tower, which comprises a tower body, a water inlet pipe, a filler, a water receiver and a ventilation mechanism, wherein the top of the tower body is provided with an air outlet, the bottom of the tower body is provided with a water receiving tank, the side wall of the tower body is provided with an air inlet, the water inlet pipe penetrates into the tower body through the side wall of the tower body, the filler is arranged in the tower body, the filler is positioned between the water inlet pipe and the air inlet, the water receiver comprises a mounting frame, a connecting plate and a guide plate, the mounting frame is arranged at the top of the tower body, a plurality of connecting plates are arranged at one side of the mounting frame close to the filler at intervals, the ventilation mechanism is arranged at the top of the tower body, and the ventilation mechanism is positioned at one side of the mounting plate far away from the filler.

In the above patent document, a large amount of water is retained in the filler, and the water in the tower filler is cooled by external natural wind, so that the cooling efficiency is reduced.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art, and provides a cooling tower which is used for solving the technical problems that a large amount of water stays in the filler in the cooling tower in the prior art in the background art, and the water in the filler of the tower body is cooled by external natural wind, so that the cooling efficiency is reduced.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a cooling tower, includes the tower body, the tower body top is equipped with the air outlet and the tower body bottom is equipped with the water collecting cavity, it has inlet tube and outlet pipe to switch on the tower body outer wall, the tip switch on of inlet tube and outlet pipe is connected with the circulating pipe, and the inside tower body is located to the circulating pipe, the inside first water pipe that is equipped with of tower body, first water pipe bottom switches on and is equipped with and is used for carrying out the spray assembly of heat exchange with the circulating pipe, the inside cooling module that is used for reducing the spray assembly and sprays on the circulating pipe and after the heat exchange liquid temperature that is equipped with of tower body, the tower body outside is equipped with first water pump, first water pump input and water collecting cavity switch on and be connected and first water pump output and first water pipe switch on and be connected.

Working principle:

first, the operator enters the liquid to be cooled from the inlet pipe into the circulation pipe.

When the liquid to be cooled enters the circulating pipe, an operator starts the spraying assembly, and the liquid sprayed by the spraying assembly exchanges heat with the liquid in the circulating pipe, so that the purpose of cooling the liquid in the circulating pipe is achieved.

After the liquid sprayed by the spraying assembly exchanges heat with the circulating pipe, the liquid subjected to the heat exchange is subjected to the influence of gravity and falls onto the cooling assembly under the influence of gravity, the cooling assembly cools the fallen liquid, the cooled liquid falls into the liquid collecting body cavity, the liquid in the liquid collecting body cavity flows back into the first water pipe again under the action of the first water pump, and the first water pipe continuously provides the liquid subjected to the heat exchange for the spraying assembly, so that the aim of recycling is fulfilled.

After the heat exchange of the liquid in the circulating pipe is completed, the liquid in the circulating pipe flows out to the water outlet pipe.

Compared with the prior art, the utility model has the following beneficial effects:

first, be equipped with the spray subassembly, the spray subassembly sprays water and can carry out the heat exchange with the circulating pipe to reduce the temperature of circulating pipe internal water flow, thereby reach the purpose of cooling down circulating pipe internal water flow.

And secondly, a cooling component is arranged, and the cooling component can reduce the temperature of the liquid sprayed on the circulating pipe by the spraying component and subjected to heat exchange.

Third, be equipped with first water pump, first water pump can be with the liquid from the water catch bowl internal reflux that the cooling was accomplished to spray in the subassembly to reach the cyclic utilization of liquid.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;

fig. 3 is a schematic view of the structure of the spraying mechanism.

Reference numerals illustrate: the water collecting device comprises a tower body 1, an air outlet 2, a water collecting cavity 3, a water inlet pipe 4, a water outlet pipe 5, a circulating pipe 6, a first water pipe 7, a first water pump 8, a water distributing disc 9, a spray pipe 10, a spray head 11, a guide rail 12, a first motor 13, a first supporting frame 14, a mounting box 15, a first bevel gear 16, a second bevel gear 17, a third bevel gear 18, a second supporting frame 19, a bearing 20, a rotating rod 21, a first fan 22, a mounting frame 23, a second motor 24, a second fan 25, a water retaining layer 26, a diversion grid 27, a diversion port 28, a water return pipe 29, a water collector 30, an electromagnetic valve 31, a temperature sensor 32, a second water pump 33 and a second water pipe 34.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

Examples:

as shown in fig. 1, a cooling tower comprises a tower body 1, the tower body 1 top is equipped with air outlet 2 and tower body 1 bottom is equipped with catchment chamber 3, it is connected with inlet tube 4 and outlet pipe 5 to switch on the tower body 1 outer wall, the tip switch on of inlet tube 4 and outlet pipe 5 is connected with circulating pipe 6, and inside tower body 1 was located to circulating pipe 6, the inside vertical ascending first water pipe 7 that is equipped with of tower body 1, the switch on in first water pipe 7 bottom is equipped with the spray assembly that is used for carrying out heat exchange with circulating pipe 6, the inside cooling module that is used for reducing the spray assembly and sprays on circulating pipe 6 and after heat exchange liquid temperature that is equipped with of tower body 1, tower body 1 outside is equipped with first water pump 8, first water pump 8 input and catchment chamber 3 switch on and first water pump 8 output and first water pipe 7 switch on and connect.

As shown in fig. 1 and 3, the spray assembly comprises a water distribution disc 9, at least one spray pipe 10 and at least one spray head 11, wherein the water distribution disc 9 is of a hollow structure and is in conductive connection with the bottom of the first water pipe 7, the end part of the spray pipe 10 is in conductive connection with the water distribution disc 9, the spray head 11 is in conductive connection with the spray pipe 10 and is positioned above the circulating pipe 6, and the output end of the first water pump 8 is provided with a water return pipe 29.

After the liquid to be cooled enters the circulating pipe 6 from the water inlet pipe 4, an operator starts the first water pump 8, the first water pump 8 flows the liquid into the first water pipe 7 through the water return pipe 29, the liquid in the first water pipe 7 flows into the water distribution disc 9, the liquid in the water distribution disc 9 flows into the spraying pipe 10, and finally the liquid sprays the liquid to the circulating pipe 6 through the spray head 11, so that the sprayed liquid exchanges heat with the liquid in the circulating pipe 6, and the cooling effect on the liquid in the circulating pipe 6 is achieved.

As shown in fig. 2, a first motor 13 is fixedly arranged on the outer wall of the top of the tower body 1, a first supporting frame 14 is fixedly arranged at the air outlet 2, a mounting box 15 is fixedly arranged on the first supporting frame 14, an output shaft of the first motor 13 rotatably penetrates into the mounting box 15, a first bevel gear 16 is fixedly arranged on the output shaft of the first motor 13, the top of the first water pipe 7 rotatably penetrates into the mounting box 15, a second bevel gear 17 is sleeved on the top of the first water pipe 7, the second bevel gear 17 is meshed with the first bevel gear 16, a central hole communicated with the first water pipe 7 is formed in the second bevel gear 17, a water return pipe 29 is arranged at the output end of the first water pump 8, the water return pipe 29 is rotatably connected with the central hole of the second bevel gear 17, and is communicated with the first water pipe 7, as shown in fig. 1, a circular guide rail 12 is fixedly arranged on the inner wall of the tower body 1, the other end part of the guide rail 10 is slidably arranged in the guide rail 10, and the spray nozzle 11 is connected with the spray nozzle 11.

When the cooling operation is carried out on the liquid in the tower body 1, an operator can start the first motor 13, the first motor 13 drives the first bevel gear 16 on the output shaft of the first motor 13 to rotate, the first bevel gear 16 rotates to drive the second bevel gear 17 to rotate, the second bevel gear 17 rotates to drive the first water pipe 7 to rotate, the first water pipe 7 rotates to drive the water distribution disc 9 to rotate, the water distribution disc 9 rotates to drive the spray pipe 10 to rotate, the end part of the spray pipe 10 can slide in the guide rail 12 when the spray pipe 10 rotates, so that the spray head 11 also rotates along with the rotation of the spray pipe 10 when the spray pipe 10 rotates, and therefore, an umbrella-shaped fog layer is formed inside the tower body 1 under the action of centrifugal force generated by rotation of the liquid sprayed by the spray head 11, so that the spray pipe is fully contacted with the circulating pipe 6, and the cooling effect on the liquid in the circulating pipe 6 is improved.

As shown in fig. 1 and fig. 2, the third bevel gear 18 is rotatably disposed in the mounting box 15, and the third bevel gear 18 is meshed with the first bevel gear 16, a second support frame 19 is fixedly disposed at the air outlet 2 and located above the first support frame 14, a bearing 20 is fixedly disposed at the bottom of the second support frame 19, a vertical downward rotating rod 21 is disposed in a central hole of the bearing 20, the bottom of the rotating rod 21 is fixedly connected with the third bevel gear 18, and a first fan 22 is fixedly disposed on the rotating rod 21.

When the first bevel gear 16 rotates, the first bevel gear 16 drives the third bevel gear 18 to rotate, the third bevel gear 18 rotates to drive the rotating rod 21 to rotate, the rotating rod 21 rotates to drive the first fan 22 to rotate, a large amount of hot steam can be generated when heat exchange is performed in the tower body 1, if the hot steam cannot be discharged timely and effectively, the hot steam can be accumulated in the tower body 1, the heat exchange efficiency is reduced, and therefore the rotation of the first fan 22 can timely and effectively discharge the hot steam in the tower body 1 to the outside, and the heat exchange efficiency is improved.

As shown in fig. 1, the cooling assembly comprises a mounting frame 23, a second motor 24, a second fan 25, a water retaining layer 26 and a diversion grid 27, wherein opposite diversion openings 28 are formed in the tower body 1, the mounting frame 23 is fixedly arranged on the outer wall of the tower body 1, the second motor 24 is fixedly arranged on the mounting frame 23, the second fan 25 is fixedly arranged on an output shaft of the second motor 24 and is positioned at one of the diversion openings 28, the water retaining layer 26 is arranged in the tower body 1 and is in one-to-one correspondence with the two diversion openings 28 at two ends of the water retaining layer 26, and the diversion grid 27 is fixedly arranged on the outer wall of the tower body 1 and is positioned at the other diversion opening 28.

The liquid for heat exchange in the tower body 1 falls into the water retaining layer 26 due to gravity after heat exchange, the liquid for heat exchange is retained on the surface of the water retaining layer 26 through the honeycomb water retaining layer 26, the second motor 24 is started to drive the second fan 25 to rotate, so that the second fan 25 generates a large amount of air flow, the cooling speed of the liquid retained in the water retaining layer 26 is increased through high-speed air flow, the circulation speed of the air flow in the tower body 1 is increased through the second fan 25 and the flow guide grating 27, the liquid for heat exchange can be rapidly cooled, the water retaining layer 26 is made of a honeycomb PVC material with water permeability, and the PVC material is the prior art and is not described in more detail herein.

As shown in fig. 1, the water receiver 30 is fixed in the tower body 1, and the first water pipe 7 rotatably passes through the water receiver 30.

When the heat exchange is performed in the tower body 1, a large amount of hot steam is generated, the hot steam contains a large amount of moisture, and when the hot steam is discharged to the outside, the water collector 30 can recover and recycle the moisture in the hot steam, thereby realizing the recycling of water resources.

As shown in fig. 1, the electromagnetic valves 31 are respectively arranged on the water inlet pipe 4 and the water outlet pipe 5, the temperature sensor 32 is arranged on the water outlet pipe 5, the second water pump 33 is connected to the water outlet pipe 5 in a conducting manner and is connected to the input end of the second water pump 33 in a conducting manner, the second water pump 33 is positioned between the electromagnetic valve 31 and the temperature sensor 32, the second water pipe 34 is connected to the output end of the second water pump 33 in a conducting manner, and the other end of the second water pipe 34 is connected to the water inlet pipe 4 in a conducting manner.

When the liquid to be heat-exchanged is cooled in the circulating pipe 6, the liquid in the circulating pipe 6 flows into the water outlet pipe 5, if the temperature sensor 32 of the water outlet pipe 5 detects that the temperature of the liquid in the circulating pipe 6 is still higher, the two electromagnetic valves 31 are closed, the second water pump 33 is started, the second water pump 33 returns the liquid with higher temperature in the water outlet pipe 5 to the water inlet pipe 4 again, heat exchange treatment is performed again, and when the temperature sensor 32 of the water outlet pipe 5 detects that the temperature of the liquid in the circulating pipe 6 is lower than the temperature set by the temperature sensor 32, the water outlet pipe 5 is connected with the water outlet pipe

Working principle:

When the liquid in the tower body 1 is cooled, an operator can start the first motor 13, the first motor 13 drives the first bevel gear 16 on the output shaft of the first motor 13 to rotate, the first bevel gear 16 drives the second bevel gear 17 to rotate, the second bevel gear 17 rotates to drive the first water pipe 7 to rotate, the first water pipe 7 rotates to drive the water distribution disc 9 to rotate, the water distribution disc 9 rotates to drive the spray pipe 10 to rotate, the end part of the spray pipe 10 can slide in the guide rail 12 when the spray pipe 10 rotates, so that the spray head 11 also rotates along with the rotation of the spray pipe 10 when the spray pipe 10 rotates, and therefore, when the spray pipe 10 rotates, the liquid sprayed by the spray head 11 is under the action of centrifugal force generated by rotation, the umbrella-shaped fog water layer is formed inside the tower body 1 and is fully contacted with the circulating pipe 6, the cooling effect on liquid in the circulating pipe 6 is improved, when the first bevel gear 16 rotates, the first bevel gear 16 drives the third bevel gear 18 to rotate, the third bevel gear 18 rotates to drive the rotating rod 21 to rotate, the rotating rod 21 rotates to drive the first fan 22 to rotate, a large amount of hot steam can be generated when heat exchange is carried out in the tower body 1, if the hot steam cannot be discharged timely and effectively, the hot steam can be accumulated inside the tower body 1, the heat exchange efficiency is reduced, and therefore, the rotation of the first fan 22 can timely and effectively discharge the hot steam in the tower body 1 to the outside, and the heat exchange efficiency is improved.

The liquid that carries out heat exchange in tower body 1 falls into the inside of water retention layer 26 because of the gravity factor after the heat exchange is accomplished, detain the surface at water retention layer 26 with the liquid that is used for the heat exchange through cellular water retention layer 26, through starting second motor 24, second motor 24 drives second fan 25 and rotates to second fan 25 produces a large amount of air currents, accelerates the cooling rate of the liquid that detains in water retention layer 26 through the high-speed air current, and second fan 25 and water conservancy diversion grid 27 accelerate the circulation speed of the air current in the tower body 1 for the liquid that is used for the heat exchange can be quick the cooling.

When the liquid to be subjected to heat exchange is cooled in the circulating pipe 6, the liquid in the circulating pipe 6 flows into the water outlet pipe 5, if the temperature sensor 32 of the water outlet pipe 5 detects that the temperature of the liquid in the circulating pipe 6 is still higher, the two electromagnetic valves 31 are closed, the second water pump 33 is started, the second water pump 33 returns the liquid with higher temperature in the water outlet pipe 5 into the water inlet pipe 4 again, heat exchange treatment is performed again, and when the temperature sensor 32 of the water outlet pipe 5 detects that the temperature of the liquid in the circulating pipe 6 is lower than the temperature set by the temperature sensor 32, the liquid flows out of the water outlet pipe 5.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. The utility model provides a cooling tower, includes tower body (1), its characterized in that, tower body (1) top is equipped with air outlet (2) and tower body (1) bottom is equipped with catchment chamber (3), it is connected with inlet tube (4) and outlet pipe (5) to switch on tower body (1) outer wall, the tip of inlet tube (4) and outlet pipe (5) switches on and is connected with circulating pipe (6), and inside tower body (1) is located to circulating pipe (6), tower body (1) inside is equipped with vertically ascending first water pipe (7), first water pipe (7) bottom switch on and is equipped with and is used for carrying out heat exchange with circulating pipe (6) spray assembly, tower body (1) inside is equipped with and is used for reducing spray assembly and spray on circulating pipe (6) and after heat exchange liquid temperature's cooling assembly, tower body (1) outside is equipped with first water pump (8), first water pump (8) input and catchment chamber (3) switch on and first water pump (8) output and first water pipe (7) are connected, and spray assembly includes branch (9), at least one shower (10) and at least one shower (10) are connected for water diversion tray (7) and water diversion tray (7) bottom switch on with the shower tray (9), the utility model discloses a water pump, including shower nozzle (11), shower pipe (10) and shower nozzle (11), first water pipe (7) are located circulating pipe (6) top, first water pipe (7) rotate locate tower body (1) in, shunt dish (9) are coaxial with first water pipe (7), tower body (1) inner wall sets firmly annular guide rail (12), shower pipe (10) other tip slides locates in guide rail (12), set firmly first motor (13) on tower body (1) top outer wall, air outlet (2) department sets firmly first support frame (14), set firmly mounting box (15) on first support frame (14), first motor (13) output shaft rotationally wears to be established in mounting box (15) and first motor (13) output shaft is last to have set firmly first bevel gear (16), first water pipe (7) top rotationally wears to be established in mounting box (15), first water pipe (7) top cover is equipped with second bevel gear (17) and second bevel gear (16) are equipped with first bevel gear (17) and second bevel gear (17) are equipped with second bevel gear (17) and second bevel gear (29) are connected with first water pipe (17) and second bevel gear (17) are connected with each other, the installation box (15) is rotationally provided with a third bevel gear (18) and the third bevel gear (18) is meshed with the first bevel gear (16), a second support frame (19) is fixedly arranged at the air outlet (2) and located above the first support frame (14), a bearing (20) is fixedly arranged at the bottom of the second support frame (19), a vertical downward rotating rod (21) is arranged in a central hole of the bearing (20), the bottom of the rotating rod (21) is fixedly connected with the third bevel gear (18), and a first fan (22) is fixedly arranged on the rotating rod (21).

2. A cooling tower according to claim 1, wherein: the cooling assembly comprises a mounting frame (23), a second motor (24), a second fan (25), a water retaining layer (26) and a diversion grid (27), wherein opposite diversion openings (28) are formed in the tower body (1), the mounting frame (23) is fixedly arranged on the outer wall of the tower body (1), the second motor (24) is fixedly arranged on the mounting frame (23), the second fan (25) is fixedly arranged on an output shaft of the second motor (24) and is positioned at one of the diversion openings (28), the water retaining layer (26) is arranged inside the tower body (1) and is respectively arranged at two ends of the water retaining layer (26) and at two diversion openings (28) in a one-to-one correspondence mode, and the diversion grid (27) is fixedly arranged on the outer wall of the tower body (1) and is positioned at the other diversion opening (28).

3. A cooling tower according to claim 2, wherein: the water collector (30) is fixedly arranged in the tower body (1), and the first water pipe (7) rotatably penetrates through the water collector (30).

4. A cooling tower according to claim 1, wherein: the utility model discloses a water inlet pipe, including inlet pipe (4) and outlet pipe (5), all be equipped with solenoid valve (31) on inlet pipe (4) and outlet pipe (5), be equipped with temperature sensor (32) on outlet pipe (5), on outlet pipe (5) switch-on be connected with second water pump (33) and switch-on connect at the input of second water pump (33), this second water pump (33) are located between solenoid valve (31) and temperature sensor (32), the output switch-on of second water pump (33) is connected with second water pipe (34) and second water pipe (34) other tip and inlet pipe (4) switch-on connect.