CN211601631U - A spray water circulation cooling closed cooling tower - Google Patents

Abstract

The utility model discloses a spray water circulation cooling closed cooling tower, including the cooling tower body and be located the tank of cooling tower body bottom, this internal cooling body that is equipped with of cooling tower, cooling tower body one side is equipped with the heat dissipation pond, is equipped with heat dissipation mechanism in the heat dissipation pond. The beneficial effects of the utility model are that, can effectively carry out heat exchange cooling to industry hot water through the cooling body who is located closed cooling tower and handle, the flow area of the multiplicable air of guide plate improves the cooling effect, and heat dissipation mechanism can carry out the heat dissipation to the water after spraying and handle, prevents that the long-time circulation of shower water from spraying and taking place hot phenomenon.

Description

A spray water circulation cooling closed cooling tower

technical field

The utility model relates to the field of cooling towers, in particular to a closed cooling tower with spray water circulation cooling.

Background technique

The cooling tower is a device that uses water as a circulating coolant to absorb heat from a system and discharge it into the atmosphere to reduce the temperature of the water; its cooling is to use water and air to exchange heat and cold to generate steam, and the volatilization of the steam takes away the heat to achieve evaporation. The principle of heat dissipation, convective heat transfer and radiation heat transfer is to dissipate the waste heat generated in the industry or refrigeration and air conditioning to reduce the water temperature of the evaporative heat dissipation device to ensure the normal operation of the system.

The closed cooling tower (also called closed cooling tower) places the tubular heat exchanger in the tower, and ensures the cooling effect through the heat exchange of circulating air, spray water and circulating water. At present, the closed cooling tower used for industrial circulating water cooling has small air circulation cross-section and large flow resistance, and the spray water is used for a long time in a cycle, and the cold water heat exchange becomes hot, which affects the cooling effect.

Utility model content

In view of the above defects, the present utility model provides a closed cooling tower with spray water circulation cooling to solve the problem of spray water circulation cooling in the closed cooling tower.

To achieve the above object, the utility model adopts the following technical solutions:

A spray water circulation cooling closed cooling tower includes a cooling tower body and a water storage pool located at the bottom of the cooling tower body, the cooling tower body is provided with a cooling mechanism, and a heat dissipation pool is arranged on one side of the cooling tower body to dissipate heat. There is a cooling mechanism in the pool;

The cooling mechanism includes a pumping pipe, a pumping pump, a spraying pipe, a plurality of spraying heads, a water collector, a packing, a set of opposite air inlets, a plurality of guide plates, a cooling coil, a fluid inlet and a fluid outlet, The water pumping pipeline is inserted on one side of the bottom of the cooling tower body and communicated with the water storage tank, the pumping pump is connected with the water pumping pipeline, and the spray pipeline is installed at the upper end of the cooling tower body and communicated with the water pumping pipeline, Several spray heads are evenly installed at the bottom of the spray pipe, the water collector is installed above the spray pipe, the filler is installed under the spray pipe, a group of opposite air inlets are opened on both sides of the cooling tower body, and several Each deflector is installed obliquely in the air inlet, the cooling coil is installed in the cooling tower body, and is located below a set of opposite air inlets, the fluid inlet is opened at the lower end of the cooling coil, and the fluid outlet is opened at The upper end of the cooling coil;

The heat dissipation mechanism includes an inclined baffle, a water outlet pipe, an n-type mounting frame, a stirring motor, a driving gear, a stirring shaft, a driven gear, several stirring blades, a discharge hole and a set of relative blowers. It is installed at the bottom of the cooling tower body and is located above the water storage tank. The water outlet pipe is inserted on one side of the bottom of the cooling tower body and is located above the inclined baffle. The n-type mounting frame is installed on the heat dissipation pool. The stirring motor Installed on the n-type mounting frame, and the rotating end is vertically upward, the driving gear is installed on the rotating end of the stirring motor, the stirring shaft is vertically inserted on the n-type mounting frame, and the bottom extends out of the n-type installation The driven gear is installed on the upper end of the stirring shaft and meshes with the driving gear. Several stirring blades are evenly installed on the stirring shaft. The discharge holes are opened on the stirring blades. On both sides of the bottom of the n-type mount.

Further, a liquid level indicator is installed on the water storage tank, and a water inlet pipe is inserted on one side.

Further, an impurity filter screen is installed at the inner end of the water pumping pipeline inserted into the water storage tank.

Further, a backflow pipe communicating with the water storage tank is inserted on one side of the bottom of the heat dissipation pool, and a backflow control valve is installed on the backflow pipe.

Further, the upper end of the cooling tower body is provided with an air outlet, and an exhaust fan is installed in the air outlet.

The utility model provides a spray water circulating cooling closed cooling tower, which has the following beneficial effects. The cooling mechanism located in the closed cooling tower can effectively perform heat exchange cooling and cooling treatment on industrial hot water, and the guide plate can increase the air The circulation area is large, and the cooling effect is improved. The heat dissipation mechanism can conduct heat dissipation treatment on the water after spraying, so as to prevent the heating phenomenon of the spray water after long-term circulation spraying.

Description of drawings

Fig. 1 is a schematic diagram of a closed cooling tower with spray water circulation cooling according to the utility model.

Fig. 2 is a partial enlarged view of part A in Fig. 1 according to the utility model.

3 is a top view of the heat dissipation mechanism according to the present invention.

FIG. 4 is a schematic diagram of the air inlet of the utility model.

In the figure: 1. Cooling tower body; 2. Water storage tank; 3. Cooling pool; 4. Water pumping pipe; 5. Pumping pump; 6. Spray pipe; 7. Spray head; 8. Water collector; 9. Filling ;10, air inlet; 11, deflector; 12, cooling coil; 13, fluid inlet; 14, fluid outlet; 15, inclined baffle; 16, water outlet; 17, n-type mounting frame; 18, stirring motor ;19, driving gear; 20, stirring shaft; 21, driven gear; 22, driven gear; 23, drain hole; 24, hair dryer; 25, liquid level display; 26, water inlet pipe; 27, impurity filter ; 28, return pipeline; 29, return control valve; 30, exhaust port; 31, exhaust fan.

Detailed ways

The present utility model will be described in detail below in conjunction with the accompanying drawings, as shown in Figures 1-4: a closed cooling tower with spray water circulation cooling, comprising a cooling tower body 1 and a water storage tank 2 located at the bottom of the cooling tower body 1, the said The cooling tower body 1 is provided with a cooling mechanism, one side of the cooling tower body 1 is provided with a heat dissipation pool 3, and the heat dissipation pool 3 is provided with a heat dissipation mechanism; the cooling mechanism includes a water pumping pipe 4, a water pumping pump 5, and a spray pipe 6 , a number of sprinkler heads 7, a water collector 8, a filler 9, a set of opposite air inlets 10, a number of deflectors 11, a cooling coil 12, a fluid inlet 13 and a fluid outlet 14, the water pumping pipe 4 is inserted into Installed on the bottom side of the cooling tower body 1, and communicated with the water storage tank 2, the suction pump 5 is connected with the suction pipe 4, the spray pipe 6 is installed in the upper end of the cooling tower body 1, and is connected with the suction pipe 4. Connected, several spray heads 7 are evenly installed at the bottom of the spray pipe 6, the water collector 8 is installed above the spray pipe 6, the filler 9 is installed below the spray pipe 6, a group of relative air inlets 10 Open on both sides of the cooling tower body 1, a plurality of deflectors 11 are installed obliquely in the air inlet 10, the cooling coil 12 is installed in the cooling tower body 1, and is located below a set of opposite air inlets 10, the The fluid inlet 13 is opened at the lower end of the cooling coil 12, and the fluid outlet 14 is opened at the upper end of the cooling coil 12; the heat dissipation mechanism includes an inclined baffle 15, a water outlet pipe 16, an n-type mounting frame 17, a stirring motor 18, a driving gear 19. Stirring shaft 20, driven gear 21, several stirring blades 22, discharge holes 23 and a set of relative blowers 24, the inclined baffle 15 is installed at the bottom of the cooling tower body 1 and above the water storage tank 2 , the water outlet pipe 16 is inserted on the bottom side of the cooling tower body 1, and is located above the inclined baffle 15, the n-type mounting frame 17 is installed on the heat dissipation pool 3, and the stirring motor 18 is installed on the n-type mounting frame. 17, and the rotating end is vertically upward, the driving gear 19 is installed on the rotating end of the stirring motor 18, the stirring shaft 20 is vertically inserted on the n-type mounting frame 17, and the bottom extends out of the n-type mounting frame 17. The driven gear 21 is installed on the upper end of the stirring shaft 20 and meshes with the driving gear 19. Several stirring blades 22 are evenly installed on the stirring shaft 20, and the discharge holes 23 are opened on the stirring blades 22. , a group of relative blowers 24 are installed on both sides of the bottom of the n-type mounting frame 17; a liquid level indicator 25 is installed on the storage tank 2, and a water inlet pipe 26 is inserted on one side; An impurity filter screen 27 is installed at the inner end of the water pool 2; a return pipe 28 that communicates with the water storage tank 2 is inserted on one side of the bottom of the cooling pool 3, and a return control valve 29 is installed on the return pipe 28; the upper end of the cooling tower body 1 An air outlet 30 is opened, and an exhaust fan 31 is installed in the air outlet 30 .

The working principle of this embodiment: the electrical equipment used in the device is controlled by an external controller. The cooling coil 12 is provided with a fluid inlet 13 at the lower end and a fluid outlet 14 at the upper end. It is connected with the fluid inlet 13, the fluid outlet 14 is connected with the cooled industrial circulating water pipe, and the industrial hot water flows into the cooling coil 12 through the fluid inlet 13;

During cooling: the water pump 5 starts to work first, and the spray water in the water storage tank 2 is pumped out through the water pumping pipe 4. The water pumping pipe 4 is inserted into the inner end of the water storage tank 2 and is installed with an impurity filter screen 27. The impurity filter screen 27 is used for filtering. The impurities in the spray water in the water storage tank 2, the pumping pipe 4 is communicated with the spray pipe 6, the spray pipe 6 is installed in the upper end of the cooling tower body 1, and a number of spray heads 7 are evenly installed at the bottom, and the spray water finally passes through The spray head 7 sprays out to spray and cool the cooling coil 12. A group of opposite air inlets 10 are opened on both sides of the cooling tower body 1, and a plurality of opposite air guide plates are evenly installed in a group of opposite air inlets 10. 11. As shown in FIG. 2, the air enters the cooling tower body 1 from the deflector 11 and is divided into two paths, one way upwards through the filler 9 and is discharged from the top of the cooling tower body 1, one way down through the cooling coil 12, and then from the exhaust The air outlet 30 flows upward and is discharged from the air outlet 30, the spray water flows from top to bottom, the industrial hot water to be cooled in the cooling coil 12 flows from the bottom to the top, and the flow of air is related to the industrial water in the cooling coil 12. The hot water flows in a countercurrent flow, and the air and the spray water in the filler 9 flow in a countercurrent flow, which can increase the air circulation area. The deflector 11 can increase the air circulation area and improve the cooling effect;

When dissipating heat: the spray water after spraying falls on the inclined clapboard 15, the bottom side of the cooling tower body 1 is inserted with a water outlet pipe 16 that communicates with the heat dissipation pool 3, and the upper end of the inclined clapboard 15 is inclined and arranged, under the effect of gravity Next, the spray water enters the heat dissipation pool 3 through the water outlet pipe 16 to conduct heat dissipation treatment. When heat dissipation, the stirring motor 18 starts to work, driving the driving gear 19 on the rotating end, the driving gear 19 and the driven gear 21 on the stirring shaft 20 Intermeshing with each other, and the stirring shaft 20 is movably inserted on the n-type mounting frame 17 by tightening the bearing, the stirring motor 18 drives the stirring shaft 20 to start to rotate, and a number of stirring blades 22 are evenly installed on the stirring shaft 20. The stirring blades 22 dissipate heat The spray water in the pool 3 is stirred for heat dissipation, and a pair of opposite blowers 24 are installed on both sides of the bottom of the n-type mounting frame 17. The blowers 24 blow the spray water in the heat sink 3 to increase the air circulation and facilitate rapid After the heat dissipation of the spray water is completed, the backflow control valve 29 is opened, and the backflow control valve 29 is a one-way valve. A liquid level indicator 25 is installed on it, the liquid level indicator 25 is used to display the liquid level in the water storage tank 2, and a water inlet pipe 26 is inserted on one side of the water storage tank 2, and the water inlet pipe 26 can add spray water to the water storage tank 2. , The heat dissipation mechanism can conduct heat dissipation treatment on the water after spraying, and prevent the spray water from heating up during long-term circulation spraying.

The above technical solutions only reflect the preferred technical solutions of the technical solutions of the present invention, and some changes that those skilled in the art may make to some parts of them all reflect the principles of the present invention and belong to the protection scope of the present invention. within.

Claims (5)

1. A spray water circulation cooling closed cooling tower comprises a cooling tower body (1) and a water storage tank (2) located at the bottom in the cooling tower body (1), and is characterized in that a cooling mechanism is arranged in the cooling tower body (1), a heat dissipation tank (3) is arranged on one side of the cooling tower body (1), and a heat dissipation mechanism is arranged in the heat dissipation tank (3);

the cooling mechanism comprises a water pumping pipeline (4), a water pumping pump (5), a spray pipeline (6), a plurality of spray headers (7), a water collector (8), a filler (9), a set of relative air inlets (10), a plurality of guide plates (11), a cooling coil (12), a fluid inlet (13) and a fluid outlet (14), the water pumping pipeline (4) is inserted into one side of the bottom of the cooling tower body (1) and communicated with the water storage pool (2), the water pumping pump (5) is connected with the water pumping pipeline (4), the spray pipeline (6) is installed at the upper end in the cooling tower body (1) and communicated with the water pumping pipeline (4), the plurality of spray headers (7) are uniformly installed at the bottom of the spray pipeline (6), the water collector (8) is installed above the spray pipeline (6), the filler (9) is installed below the spray pipeline (6), a group of opposite air inlets (10) are formed in two sides of the cooling tower body (1), a plurality of guide plates (11) are obliquely arranged in the air inlets (10), the cooling coil (12) is arranged in the cooling tower body (1) and is positioned below the group of opposite air inlets (10), the fluid inlet (13) is formed in the lower end of the cooling coil (12), and the fluid outlet (14) is formed in the upper end of the cooling coil (12);

the heat dissipation mechanism comprises an inclined partition plate (15), a water outlet pipeline (16), an n-type mounting rack (17), a stirring motor (18), a driving gear (19), a stirring shaft (20), a driven gear (21), a plurality of stirring blades (22), a drainage hole (23) and a group of opposite blowers (24), wherein the inclined partition plate (15) is installed at the bottom in a cooling tower body (1) and is positioned above a water storage pool (2), the water outlet pipeline (16) is inserted into one side of the bottom of the cooling tower body (1) and is positioned above the inclined partition plate (15), the n-type mounting rack (17) is installed on a heat dissipation pool (3), the stirring motor (18) is installed on the n-type mounting rack (17), the rotating end of the stirring motor (18) is vertically upward, the driving gear (19) is installed on the rotating end of the stirring motor (18), and the stirring shaft (20) is vertically inserted into the n-type mounting rack, and the bottom stretches out n type mounting bracket (17), driven gear (21) install in (mixing) shaft (20) upper end, and with driving gear (19) intermeshing, a plurality of stirring vane (22) are evenly installed on (mixing) shaft (20), earial drainage hole (23) are opened on stirring vane (22), and a set of relative hair-dryer (24) are installed in n type mounting bracket (17) bottom both sides.

2. A spray water circulation cooling closed cooling tower according to claim 1, wherein a liquid level display (25) is installed on the water storage tank (2), and a water inlet pipeline (26) is inserted at one side.

3. The closed cooling tower of claim 1, wherein the inner end of the water storage tank (2) in which the water pumping pipeline (4) is inserted is provided with an impurity filter screen (27).

4. The closed cooling tower of claim 1, wherein a return pipeline (28) communicated with the water storage tank (2) is inserted at one side of the bottom of the heat dissipation tank (3), and a return control valve (29) is installed on the return pipeline (28).

5. The closed cooling tower of claim 1, wherein an air outlet (30) is formed in the upper end of the cooling tower body (1), and an exhaust fan (31) is installed in the air outlet (30).

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