CN220083739U

CN220083739U - Closed cooling tower

Info

Publication number: CN220083739U
Application number: CN202321576322.1U
Authority: CN
Inventors: 王世超; 崔冰; 王耀华
Original assignee: Hebei Jinggang Kangming Technology Development Co ltd
Current assignee: Hebei Jinggang Kangming Technology Development Co ltd
Priority date: 2023-06-20
Filing date: 2023-06-20
Publication date: 2023-11-24
Anticipated expiration: 2033-06-20

Abstract

The utility model provides a closed cooling tower, which comprises a cooling tower main body, wherein a control assembly is arranged in the cooling tower main body, a cold water tank is arranged below the cooling tower main body, a water pumping assembly is communicated with the cold water tank, a spraying assembly is communicated with the water pumping assembly, an exhaust assembly is communicated with the top end of the cooling tower main body, a heat exchange assembly is arranged below the spraying assembly, a defrosting assembly is arranged around the heat exchange assembly, a circulating assembly is arranged in the side wall of the cooling tower main body, and the water pumping assembly, the exhaust assembly and the defrosting assembly are respectively and electrically connected with the control assembly; the heat exchange assembly comprises a plurality of heat exchange tubes, two ports of each heat exchange tube extend out of the side wall of the cooling tower main body, a port at the high end is communicated with a water inlet valve, a port at the low end is communicated with a water outlet valve, the heat exchange tubes are arranged in a zigzag shape, inflection points of the heat exchange tubes are fixedly connected with the side wall of the cooling tower main body, and a defrosting assembly is arranged on the side wall of each heat exchange tube. The utility model can lighten the interference of external environment to a great extent and improves the using effect.

Description

Closed cooling tower

Technical Field

The utility model belongs to the technical field of cooling towers, and particularly relates to a closed cooling tower.

Background

The cooling tower is a device which uses water as a circulating coolant, absorbs heat from the system and discharges the heat to the atmosphere so as to reduce the water temperature; the cooling is an evaporation heat-dissipating device which utilizes the principles of evaporation heat dissipation, convection heat transfer, radiation heat transfer and the like of heat taken away by evaporation heat generated by the contact of water and air flow and then carries out cold-heat exchange to generate steam, so as to dissipate waste heat generated in industry or refrigeration air conditioner and reduce water temperature, thereby ensuring the normal operation of the system, and the device is generally barrel-shaped, and is named as a cooling tower. Depending on whether the air is in direct contact with the water to be cooled, it may be classified into an open cooling tower and a closed cooling tower.

In the use process of the existing closed cooling tower, the temperature is reduced in winter, so that the internal structure is extremely easy to freeze, and the subsequent use is influenced, and therefore, a closed cooling tower is needed to solve the problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a closed cooling tower.

In order to achieve the above purpose, the utility model provides a closed cooling tower, which comprises a cooling tower main body, wherein a control component is arranged in the cooling tower main body, a cooling water tank is arranged below the cooling tower main body, a water pumping component is communicated with the cooling water tank, a spraying component is communicated with the water pumping component, the spraying component is positioned above the cooling tower main body, an air exhausting component is communicated with the outer top end of the cooling tower main body, a heat exchange component is arranged below the spraying component, defrosting components are arranged around the heat exchange component, the defrosting components are arranged in the side wall of the cooling tower main body, a circulating component is arranged in the side wall of the cooling tower main body, and the circulating component is positioned below the defrosting component and is electrically connected with the control component respectively;

the heat exchange assembly comprises a plurality of heat exchange tubes, two ports of each heat exchange tube extend out of the side wall of the cooling tower main body, a water inlet valve is communicated with a port at the high end, a water outlet valve is communicated with a port at the low end, the heat exchange tubes are arranged in a zigzag shape, inflection points of the heat exchange tubes are fixedly connected with the side wall of the cooling tower main body, and the side wall of each heat exchange tube is provided with the defrosting assembly.

Preferably, the defrosting assembly comprises a heating pipe embedded in the inner wall of the cooling tower body, the heating pipe is wound and embedded, the heating pipe is located around the heat exchange pipe, a temperature detector is mounted at the inner top end of the cooling tower body, and the temperature detector and the heating pipe are respectively and electrically connected with the control assembly.

Preferably, the water pumping assembly comprises a water inlet pipe communicated with the cold water tank, the water inlet pipe is far away from an inlet of a water suction pump communicated with one end of the cold water tank, a water outlet pipe is communicated with an outlet of the water suction pump, the water suction pump is electrically connected with the control assembly, the water outlet pipe is far away from one end of the water suction pump and is communicated with a plurality of water supply pipes, the water supply pipes are fixedly connected with two sides of the cooling tower main body, the water supply pipes are respectively communicated with a plurality of spray heads, and the water supply pipes and the spray heads are located above the heat exchange pipes.

Preferably, the air draft assembly comprises a mounting frame fixedly connected to the outer top end of the cooling tower main body, a support beam is fixedly connected to the bottom end of the mounting frame, and an air draft piece is arranged on the support beam.

Preferably, the air extracting member comprises a motor fixedly connected to the supporting beam, the motor is electrically connected with the control assembly, an output shaft of the motor is in transmission connection with a rotating shaft, a limiting frame is fixedly connected in the mounting frame, the rotating shaft extends into the limiting frame and is in rotary connection with the limiting frame, a plurality of fan blades are fixedly connected to the rotating shaft, and the fan blades are in rotary connection with the limiting frame.

Preferably, the circulation assembly includes a ventilation grill embedded in a side wall of the cooling tower body, and the ventilation grill is located below the heat exchange tube.

Preferably, the side wall of the cooling tower main body is fixedly connected with an inclined plate, and the inclined plate is positioned below the ventilation grille.

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

the heat medium to be cooled is introduced into the heat exchange tube through the water inlet valve, spray water is introduced into the cold water tank, the spray water is pumped into the spray assembly through the water pumping assembly to cool the heat exchange tube, and generated hot gas after the spray water reacts with the heat exchange tube can be pumped out under the cooperation of the circulation assembly and the air suction assembly, so that the temperature of the cooling tower body is reduced. Because the big temperature variation that uses extremely easily causes the subassembly in the cooling tower body to freeze, the heat exchange tube is broken line shape and arranges and to have guaranteed that can not remain a large amount of mediums in the heat exchange tube, and then causes the heat exchange tube to freeze in, and the subassembly that unfreezes can be further unfreezes the heat exchange tube, guarantees the normal operating of equipment.

The utility model can lighten the interference of external environment to a great extent and improves the using effect.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic front cross-sectional view of the present utility model;

FIG. 2 is a schematic side cross-sectional view of the present utility model;

in the figure: 1. a cooling tower main body; 2. a cold water tank; 3. a heat exchange tube; 4. a water inlet valve; 5. a water outlet valve; 6. heating pipes; 7. a temperature detector; 8. a water inlet pipe; 9. a water pump; 10. a water outlet pipe; 11. a water supply pipe; 12. a spray head; 13. a mounting frame; 14. a support beam; 15. a motor; 16. a rotating shaft; 17. a limiting frame; 18. a fan blade; 19. a ventilation grille; 20. and a sloping plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1-2, the utility model provides a closed cooling tower, which comprises a cooling tower main body 1, wherein a control component is arranged in the cooling tower main body 1, a cold water tank 2 is arranged below the cooling tower main body 1, a water pumping component is communicated with the cold water tank 2, a spraying component is communicated with the water pumping component, the spraying component is positioned above the cooling tower main body 1, an exhaust component is communicated with the outer top end of the cooling tower main body 1, a heat exchange component is arranged below the spraying component, a defrosting component is arranged around the heat exchange component, the defrosting component is arranged in the side wall of the cooling tower main body 1, a circulation component is arranged in the side wall of the cooling tower main body 1, the circulation component is positioned below the defrosting component, and the water pumping component, the exhaust component and the defrosting component are respectively electrically connected with the control component;

the heat exchange assembly comprises a plurality of heat exchange tubes 3, two ports of the heat exchange tubes 3 extend out of the side wall of the cooling tower main body 1, a port at the high end is communicated with a water inlet valve 4, a port at the low end is communicated with a water outlet valve 5, the heat exchange tubes 3 are arranged in a zigzag shape, inflection points of the heat exchange tubes 3 are fixedly connected with the side wall of the cooling tower main body 1, and a defrosting assembly is arranged on the side wall of the heat exchange tubes 3.

The heat medium to be cooled is introduced into the heat exchange tube 3 through the water inlet valve 4, spray water is introduced into the cold water tank 2, the spray water is pumped into the spray assembly through the water pumping assembly to cool the heat exchange tube 3, and generated hot gas after the spray water reacts with the heat exchange tube 3 can be pumped out under the cooperation of the circulation assembly and the air suction assembly, so that the temperature of the cooling tower body is reduced. Because the big temperature variation that uses extremely easily causes the subassembly in the cooling tower body to freeze, heat exchange tube 3 is broken line shape and arranges and to have guaranteed that can not remain a large amount of mediums in the heat exchange tube 3, and then causes freezing in the heat exchange tube 3, and the subassembly that unfreezes can be further to the heat exchange tube 3 processing of unfreezing, guarantees the normal operating of equipment.

Further optimizing scheme, defrosting the subassembly and including inlaying the heating pipe 6 of establishing at the inner wall of cooling tower main part 1, heating pipe 6 twines and inlays, and heating pipe 6 is located around heat exchange tube 3, and temperature detector 7 is installed on the interior top of cooling tower main part 1, temperature detector 7, heating pipe 6 respectively with control assembly electric connection.

When the temperature of the temperature detector 7 reaches a set value, the heating pipe 6 is started and thaws the side walls of the heat exchange pipe 3 and the cooling tower body 1 to a certain extent.

Further optimizing scheme, the subassembly that draws water includes the inlet tube 8 that communicates with cold water tank 2, and the one end intercommunication that cold water tank 2 was kept away from to inlet tube 8 has the entry of suction pump 9, and the export intercommunication of suction pump 9 has outlet pipe 10, suction pump 9 and control assembly electric connection, and the one end intercommunication that suction pump 9 was kept away from to outlet pipe 10 has a plurality of delivery pipes 11, and a plurality of delivery pipes 11 and the both sides rigid coupling of cooling tower main part 1, a plurality of delivery pipes 11 communicate respectively and have a plurality of shower nozzles 12, and delivery pipe 11 and shower nozzle 12 are located the top of heat exchange tube 3.

The water inlet pipe 8 is used for leading spray water in the cold water tank 2 into the water outlet pipe 10 under the action of the water suction pump 9, the water outlet pipe 10 is led into the water supply pipe 11, and the spray head 12 of the water supply pipe 11 is used for spraying and cooling the heat exchange pipe 3.

Further optimizing scheme, the convulsions subassembly includes the mounting frame 13 of rigid coupling at cooling tower main part 1 outer top, and the bottom rigid coupling of mounting frame 13 has a supporting beam 14, is provided with the convulsions spare on the supporting beam 14.

The support beam 14 is used for fixing the air draft member, and the mounting frame 13 is used for connecting the cooling tower body 1 and the air draft member.

Further optimizing scheme, the updraft ventilator includes the motor 15 of rigid coupling on supporting beam 14, and motor 15 and control assembly electric connection, the output shaft transmission of motor 15 is connected with pivot 16, and the rigid coupling has spacing 17 in the installing frame 13, and pivot 16 stretches into in the spacing 17 and rotates with spacing 17 to be connected, and the rigid coupling has a plurality of flabellum 18 on the pivot 16, and flabellum 18 rotates with spacing 17 to be connected.

The motor 15 drives the rotating shaft 16 to rotate, and the rotating shaft 16 further drives the fan blades 18 to rotate, so that wind in the cooling tower main body 1 is pumped out.

Further, the control component is PCL with a programming function, and has functions of setting a temperature value, controlling the motor to start and controlling the heating tube 6 to start, which is not described in detail herein.

Further preferably, the circulation assembly comprises a ventilation grille 19 embedded in the side wall of the cooling tower body 1, and the ventilation grille 19 is located below the heat exchange tube 3.

The ventilation grille 19 introduces external air and mixes the air with the air in the cooling tower main body 1 to a certain extent, thereby lowering the temperature inside.

In a further optimized scheme, the side wall of the cooling tower main body 1 is fixedly connected with a sloping plate 20, and the sloping plate 20 is positioned below the ventilation grille 19.

The inclined plate 20 is obliquely arranged so that the spray water flushed from the upper surface is recycled into the cold water tank 2, the waste of raw materials is reduced, and the utilization rate is increased.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. A closed cooling tower, characterized in that: the cooling tower comprises a cooling tower body (1), a control component is arranged in the cooling tower body (1), a cooling water tank (2) is arranged below the cooling tower body (1), a water pumping component is communicated with the cooling water tank (2), a spraying component is communicated with the water pumping component, the spraying component is positioned above the cooling tower body (1), an air exhausting component is communicated with the outer top end of the cooling tower body (1), a heat exchange component is arranged below the spraying component, defrosting components are arranged around the heat exchange component, the defrosting components are arranged in the side wall of the cooling tower body (1), a circulating component is arranged in the side wall of the cooling tower body (1), and is positioned below the defrosting component, and the water pumping component, the air exhausting component and the defrosting component are respectively electrically connected with the control component;

the heat exchange assembly comprises a plurality of heat exchange tubes (3), two ports of the heat exchange tubes (3) extend out of the side wall of the cooling tower main body (1), a water inlet valve (4) is arranged in the port communication of the high end, a water outlet valve (5) is arranged in the port communication of the low end, the heat exchange tubes (3) are arranged in a zigzag shape, inflection points of the heat exchange tubes (3) are fixedly connected with the side wall of the cooling tower main body (1), and the side wall of the heat exchange tubes (3) is provided with the defrosting assembly.

2. The closed cooling tower of claim 1, wherein: the defrosting assembly comprises a heating pipe (6) embedded in the inner wall of the cooling tower body (1), the heating pipe (6) is wound and embedded, the heating pipe (6) is located around the heat exchange pipe (3), a temperature detector (7) is mounted at the inner top end of the cooling tower body (1), and the temperature detector (7) and the heating pipe (6) are respectively and electrically connected with the control assembly.

3. The closed cooling tower of claim 1, wherein: the water pumping assembly comprises a water inlet pipe (8) communicated with the cold water tank (2), the water inlet pipe (8) is far away from an inlet of a water suction pump (9) communicated with one end of the cold water tank (2), a water outlet pipe (10) is communicated with an outlet of the water suction pump (9), the water suction pump (9) is electrically connected with the control assembly, the water outlet pipe (10) is far away from one end of the water suction pump (9) and is communicated with a plurality of water supply pipes (11), the water supply pipes (11) are fixedly connected with two sides of the cooling tower main body (1), the water supply pipes (11) are respectively communicated with a plurality of spray heads (12), and the water supply pipes (11) and the spray heads (12) are located above the heat exchange pipes (3).

4. The closed cooling tower of claim 1, wherein: the air draft assembly comprises a mounting frame (13) fixedly connected to the outer top end of the cooling tower main body (1), a supporting beam (14) is fixedly connected to the bottom end of the mounting frame (13), and an air draft piece is arranged on the supporting beam (14).

5. The closed cooling tower of claim 4, wherein: the air draft piece comprises a motor (15) fixedly connected to the supporting beam (14), the motor (15) is electrically connected with the control assembly, a rotating shaft (16) is connected to an output shaft of the motor (15) in a transmission mode, a limiting frame (17) is fixedly connected to the mounting frame (13), the rotating shaft (16) stretches into the limiting frame (17) and is rotationally connected with the limiting frame (17), a plurality of fan blades (18) are fixedly connected to the rotating shaft (16), and the fan blades (18) are rotationally connected with the limiting frame (17).

6. The closed cooling tower of claim 1, wherein: the circulating assembly comprises a ventilation grille (19) embedded in the side wall of the cooling tower main body (1), and the ventilation grille (19) is positioned below the heat exchange tube (3).

7. The closed cooling tower of claim 6, wherein: the side wall of the cooling tower main body (1) is fixedly connected with an inclined plate (20), and the inclined plate (20) is positioned below the ventilation grid (19).