CN219890224U

CN219890224U - Central air conditioning cooling tower

Info

Publication number: CN219890224U
Application number: CN202321246144.6U
Authority: CN
Inventors: 严凌杰; 潘小林
Original assignee: Zhejiang Jike Electromechanical Technology Co ltd
Current assignee: Zhejiang Jike Electromechanical Technology Co ltd
Priority date: 2023-05-22
Filing date: 2023-05-22
Publication date: 2023-10-24
Anticipated expiration: 2033-05-22

Abstract

The utility model relates to the technical field of central air conditioners, in particular to a central air conditioner cooling tower which comprises a machine case, a fan A, a water storage tank, a guide plate, a cooling pipe, a water distributor and a water pump. Two groups of partition boards A are symmetrically arranged in the case, a ventilation cavity A is arranged on the outer side of each partition board A, and an air inlet hole communicated with the ventilation cavity A is formed in the case. The input end of the fan A is communicated with the ventilation cavity A on the corresponding side. The water storage tank sets up in quick-witted incasement, and the deflector is crisscross to be set up between both sides baffle A and be located the water storage tank top, sets up the recess on the deflector, and the heat conduction fin is connected to the deflector, and the heat conduction fin is located ventilation cavity A. The cooling tube is arranged in the serpentine channel, and the transverse end of the cooling tube is positioned in the groove. The water distributor is arranged between the partition plates A at two sides and is positioned above the cooling pipe. The water pump is arranged in the case and is communicated with the water distributor and the water storage tank. According to the utility model, the cooling pipe is arranged in the serpentine channel, and the water flowing layer by layer is used for heat exchange, so that the cooling heat exchange efficiency is high.

Description

Central air conditioning cooling tower

Technical Field

The utility model relates to the technical field of central air conditioners, in particular to a central air conditioner cooling tower.

Background

The central air conditioning cooling tower is a device for absorbing heat from a system and discharging the heat to the atmosphere by using water as a circulating coolant so as to reduce the water temperature; the cooling is completed by the water evaporation process, and the cooling water can be continuously recycled, so that the cost waste is reduced in an intangible way from the aspect of economic benefit. However, the cooling efficiency of the existing cooling tower is gradually lowered after continuous use, and thus improvement is required.

The utility model discloses a cooling tower for a central air conditioner, which is disclosed in China patent with the publication number of CN212109618U, and the cooling tower effectively solves the problems that most of the cooling towers for the traditional central air conditioner adopt a circulating water pump to pump cooling liquid into a distributor, and the cooling liquid in the cooling pipe is cooled by cooling liquid sprayed onto the cooling pipe.

However, the device still has the defects that: the device only exchanges heat to the outlet pipe of water pump, and the inside temperature of water pipe descends slowly, and this just leads to later stage temperature to become higher and higher, and then makes the cooling efficiency of whole cooling tower reduce, appears the condition of downtime even.

Disclosure of Invention

The utility model aims to solve the problems in the background technology and provides a central air conditioner cooling tower.

The technical scheme of the utility model is as follows: a central air-conditioning cooling tower comprises a machine case, a fan A, a water storage tank, a guide plate, a cooling pipe, a water distributor and a water pump. Two groups of partition boards A are symmetrically arranged in the case, a ventilation cavity A is arranged between the partition boards A on two sides and the inner wall of the corresponding side plate of the case, and two air inlet holes communicated with the ventilation cavity A on the corresponding side are symmetrically arranged on the case. The fans A are symmetrically arranged in the case, and the input ends of the fans A on two sides are respectively communicated with the corresponding side ventilation cavities A. The water storage tank is arranged in the case and positioned between the partition plates A at two sides, and the opening of the water storage tank faces upwards. The guide plates are arranged between the partition plates A on two sides in a staggered manner, a serpentine channel is arranged between the guide plates, grooves with upward openings are formed in the guide plates, heat conducting fins are arranged on one sides, away from each other, of the guide plates, penetrate through the partition plates A and extend into the corresponding side ventilation cavities A, and the heat conducting fins are located between the air inlet holes and the fan input ports. The cooling tube is arranged in the serpentine channel, the transverse end of the cooling tube is positioned in the groove, and both ends of the cooling tube extend out of the chassis. The water distributor is arranged between the partition plates A at two sides, the bottom of the water distributor is provided with a plurality of spray heads with downward openings, and the spray heads are positioned above the cooling pipes. The water pump is arranged in the ventilation cavity A, the input end of the water pump is provided with a water suction pipe, the other end of the water suction pipe is inserted into the water storage tank and positioned below the liquid level, the output end of the water pump is provided with a water outlet pipe, and the other end of the water outlet pipe is communicated with the input end of the water distributor.

Preferably, a partition board B is arranged in the case, the partition board B is positioned at the outer sides of the two partition boards A and is vertical to the partition boards A, a ventilation cavity B is arranged between the partition boards A and the partition boards B at the two sides, a cooling pipe penetrates through the partition boards A and extends out of the case through the right ventilation cavity B, and a water outlet pipe is communicated with a water pump and a water distributor through the left ventilation cavity B.

Preferably, two fans B are symmetrically arranged on the chassis, and air inlet pipes of the fans B on two sides are respectively communicated with the corresponding side ventilation cavities B.

Preferably, the guide plate is an inclined V-shaped plate, and the groove is positioned at the bottom of the V-shaped groove and communicated with the V-shaped groove.

Preferably, a plurality of adjustable supporting feet are arranged at the bottom of the case.

Preferably, the support foot comprises a screw and a mounting plate. The top of screw rod is connected with the bottom of quick-witted case, and the mounting panel is located the below of screw rod, sets up the fixed column on the mounting panel, and the cover that revolves of rotating connection rather than the cover is established to the cover on the fixed column, and the bottom of screw rod inserts in revolving the cover and rather than threaded connection.

Preferably, the outside of the rotary sleeve is provided with anti-slip teeth, and the mounting plate is symmetrically provided with mounting holes.

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

through staggering a plurality of deflector, the intraductal high temperature fluid circulation flow of cooling, it gets into the back along the top discharge gate from the feed inlet below the cooling tube and discharges, this in-process, the low temperature water in the pump extraction storage water tank is poured into in the water-locator through the outlet pipe, the low temperature water spouts the cooling tube by the shower nozzle, then the water flows along the deflector surface, wherein, the water level is darker in the recess on the deflector, and then more abundant carries out the heat transfer to the cooling tube, when water and high temperature cooling tube heat transfer, the temperature of high temperature water and low temperature deflector heat transfer, the deflector temperature risees, the high temperature passes through the heat conduction fin heat dissipation, and fan A work drives the low temperature air and gets into ventilation chamber A along the inlet port, the low temperature air is with the heat of heat conduction fin export, and then make the deflector keep low temperature. The water finally flows back into the water storage tank downwards through the guide plate layers, but the temperature of the water flowing back into the water storage tank is low because the guide plates exchange heat with the water, so that the water can be directly recycled, and the cooling efficiency of the whole device is high.

Drawings

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

FIG. 2 is an internal block diagram of the chassis;

FIG. 3 is a block diagram of a guide plate;

fig. 4 is a structural view of the support foot.

Reference numerals: 1. a chassis; 101. a ventilation cavity A; 102. a ventilation cavity B; 103. an air inlet hole; 2. a partition plate A; 3. a partition board B; 4. a fan A; 5. a fan B; 6. a water storage tank; 7. a guide plate; 8. a groove; 9. a heat conduction fin; 10. a cooling tube; 11. a water distributor; 12. a spray head; 13. a water pump; 14. a water pumping pipe; 15. a water outlet pipe; 16. supporting feet; 161. a screw; 162. a mounting plate; 163. fixing the column; 164. and (5) screwing the sleeve.

Detailed Description

Example 1

As shown in fig. 1-3, the central air conditioner cooling tower provided by the utility model comprises a case 1, a fan A4, a water storage tank 6, a guide plate 7, a cooling pipe 10, a water distributor 11 and a water pump 13. Two groups of partition plates A2 are symmetrically arranged in the case 1, a ventilation cavity A101 is arranged between the partition plates A2 on two sides and the inner wall of the corresponding side plate of the case 1, and two air inlet holes 103 communicated with the ventilation cavity A101 on the corresponding side are symmetrically arranged on the case 1. The fans A4 are symmetrically arranged in the case 1, and the input ends of the fans A4 on two sides are respectively communicated with the corresponding side ventilation cavities A101. The water storage tank 6 is arranged in the case 1 and positioned between the two side partition plates A2, and the opening of the water storage tank 6 faces upwards. The guide plates 7 are arranged between the partition plates A2 on two sides in a staggered manner, a serpentine channel is arranged between the guide plates 7, grooves 8 with upward openings are formed in the guide plates 7, heat conducting fins 9 are arranged on one sides, away from each other, of the guide plates 7, the heat conducting fins 9 penetrate through the partition plates A2 and extend into the corresponding side ventilation cavities A101, and the heat conducting fins 9 are located between the air inlet holes 103 and the fan input ports. The cooling pipe 10 is arranged in the serpentine channel, the transverse end of the cooling pipe 10 is positioned in the groove 8, and both ends of the cooling pipe 10 extend out of the chassis 1. The water distributor 11 is arranged between the two side partition plates A2, the bottom of the water distributor 11 is provided with a plurality of spray heads 12 with downward openings, and the spray heads 12 are positioned above the cooling pipes 10. The water pump 13 is arranged in the ventilation cavity A101, the input end of the water pump 13 is provided with a water suction pipe 14, the other end of the water suction pipe 14 is inserted into the water storage tank 6 and positioned below the liquid level, the output end of the water pump 13 is provided with a water outlet pipe 15, and the other end of the water outlet pipe 15 is communicated with the input end of the water distributor 11.

In this embodiment, the high temperature fluid in the cooling pipe 10 circulates and flows, and enters from the feed inlet below the cooling pipe 10 and then is discharged along the discharge outlet above, in this process, the water pump 13 pumps the low temperature water in the water storage tank 6 and injects the low temperature water into the water distributor 11 through the water outlet pipe 15, the low temperature water is sprayed to the cooling pipe 10 by the spray head 12, then the water flows along the surface of the guide plate 7, wherein the water level in the groove 8 on the guide plate 7 is deeper, and then the cooling pipe 10 is subjected to heat exchange more fully, meanwhile, when the water exchanges heat with the high temperature cooling pipe 10, the water temperature is increased, the high temperature exchanges heat with the low temperature guide plate 7, the guide plate 7 is increased in temperature, the high temperature dissipates heat through the heat conducting fins 9, the fan A4 works to drive the low temperature air to enter the ventilation cavity A101 along the air inlet 103, and the low temperature air leads out the heat of the heat conducting fins 9, so that the guide plate 7 maintains the low temperature. The water finally flows back into the water storage tank 6 after being guided layer by the guide plates 7, but the temperature of the water flowing back into the water storage tank 6 is low at the moment due to the heat exchange between the guide plates 7 and the water storage tank 6, so that the water can be directly recycled.

Example two

As shown in fig. 2, in the central air conditioning cooling tower according to the present utility model, compared with the first embodiment, the partition board B3 is disposed in the cabinet 1, the partition board B3 is located outside and perpendicular to the two partition boards A2, the ventilation cavities B102 are disposed between the partition boards A2 and B3 on both sides, the cooling pipe 10 penetrates the partition board A2 and extends out of the cabinet 1 through the right ventilation cavity B102, and the water outlet pipe 15 is communicated with the water pump 13 and the water distributor 11 through the left ventilation cavity B102. Two fans B5 are symmetrically arranged on the case 1, and air inlet pipes of the fans B5 on two sides are respectively communicated with the corresponding side ventilation cavities B102.

In this embodiment, the purpose of the ventilation cavity B102 is to prevent the high heat of the heat conducting fin 9 from propagating to the air in the ventilation cavity a101, and then the high temperature air affects the fluid temperature in the pipeline, so that the heat conducting fin 9 needs to be separated from the cooling pipe 10 and the water outlet pipe 15, and the fan B5 is used for independently cooling the pipeline by using the flowing air.

Example III

As shown in fig. 4, in the central air conditioning cooling tower according to the present utility model, compared with the first embodiment, the supporting legs include the screw 161 and the mounting plate 162. The top of screw 161 is connected with the bottom of quick-witted case 1, and mounting panel 162 is located the below of screw 161, sets up fixed column 163 on the mounting panel 162, and the cover that revolves that is connected rather than rotating is established to the fixed column 163, and the bottom of screw 161 inserts in revolving cover 164 and with its threaded connection.

In this embodiment, when the ground on which the cooling tower is placed is uneven, the fixed mounting plate 162 is fixed, the rotating sleeve 164 is rotated, and the depth of the screw 161 located in the rotating sleeve 164 is correspondingly changed, so as to achieve the purpose of adjusting the height of the current mounting plate 162.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. The central air-conditioning cooling tower is characterized by comprising a machine case (1), a fan A (4), a water storage tank (6), a guide plate (7), a cooling pipe (10), a water distributor (11) and a water pump (13);

two groups of partition boards A (2) are symmetrically arranged in the case (1), a ventilation cavity A (101) is arranged between the partition boards A (2) on two sides and the inner wall of the corresponding side plate of the case (1), and two air inlet holes (103) communicated with the ventilation cavity A (101) on the corresponding side are symmetrically arranged on the case (1); the fans A (4) are symmetrically arranged in the case (1), and the input ends of the fans A (4) at two sides are respectively communicated with the corresponding side ventilation cavities A (101);

the water storage tank (6) is arranged in the case (1) and positioned between the two side partition boards A (2), and the opening of the water storage tank (6) faces upwards; the guide plates (7) are arranged between the partition plates A (2) at two sides in a staggered manner, a serpentine channel is arranged between the guide plates (7), grooves (8) with upward openings are formed in the guide plates (7), heat conducting fins (9) are arranged on one sides, away from each other, of the guide plates (7), the heat conducting fins (9) penetrate through the partition plates A (2) and extend into the corresponding side ventilation cavities A (101), and the heat conducting fins (9) are located between the air inlet holes (103) and the fan input ports; the cooling pipe (10) is arranged in the serpentine channel, the transverse end of the cooling pipe (10) is positioned in the groove (8), and both ends of the cooling pipe (10) extend out of the chassis (1);

the water distributor (11) is arranged between the two side partition plates A (2), the bottom of the water distributor (11) is provided with a plurality of spray heads (12) with downward openings, and the spray heads (12) are positioned above the cooling pipes (10); the water pump (13) is arranged in the ventilation cavity A (101), the input end of the water pump (13) is provided with the water suction pipe (14), the other end of the water suction pipe (14) is inserted into the water storage tank (6) and positioned below the liquid level, the output end of the water pump (13) is provided with the water outlet pipe (15), and the other end of the water outlet pipe (15) is communicated with the input end of the water distributor (11).

2. The central air-conditioning cooling tower according to claim 1, wherein a partition board B (3) is arranged in the machine case (1), the partition board B (3) is positioned on the outer sides of the two partition boards A (2) and is perpendicular to the partition boards A, ventilation cavities B (102) are arranged between the partition boards A (2) and the partition boards B (3), the cooling pipe (10) penetrates through the partition boards A (2) and extends out of the machine case (1) through the right ventilation cavity B (102), and the water outlet pipe (15) is communicated with the water pump (13) and the water distributor (11) through the left ventilation cavity B (102).

3. The central air-conditioning cooling tower according to claim 2, wherein two fans B (5) are symmetrically arranged on the chassis (1), and air inlet pipes of the fans B (5) at two sides are respectively communicated with the corresponding side ventilation cavities B (102).

4. A central air conditioning cooling tower according to claim 1, characterized in that the guide plate (7) is an inclined V-shaped plate, and the recess (8) is located at the bottom of the V-shaped recess and communicates therewith.

5. A central air conditioning cooling tower according to claim 1, characterized in that the bottom of the cabinet (1) is provided with a number of adjustable support feet (16).

6. A central air conditioning cooling tower according to claim 1, characterized in that the support feet comprise screws (161) and mounting plates (162); the top of screw rod (161) is connected with the bottom of quick-witted case (1), and mounting panel (162) are located the below of screw rod (161), set up fixed column (163) on mounting panel (162), and cover is established on fixed column (163) and is rotated the cover (164) of being connected rather than, and the bottom of screw rod (161) inserts in the cover (164) of rotating and with its threaded connection.

7. A central air conditioning cooling tower according to claim 6, characterized in that the outside of the swivel sleeve is provided with anti-slip teeth, and the mounting plates (162) are symmetrically provided with mounting holes.