CN111895809A - EC fan air blast crossflow open type side-in side-out air cooling tower - Google Patents

EC fan air blast crossflow open type side-in side-out air cooling tower Download PDF

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Publication number
CN111895809A
CN111895809A CN202010927944.9A CN202010927944A CN111895809A CN 111895809 A CN111895809 A CN 111895809A CN 202010927944 A CN202010927944 A CN 202010927944A CN 111895809 A CN111895809 A CN 111895809A
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CN
China
Prior art keywords
water
fan
tower body
air
cooling tower
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010927944.9A
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Chinese (zh)
Inventor
贺颂钧
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Guangzhou Laxun Technology Exploit Co ltd
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Guangzhou Laxun Technology Exploit Co ltd
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Application filed by Guangzhou Laxun Technology Exploit Co ltd filed Critical Guangzhou Laxun Technology Exploit Co ltd
Priority to CN202010927944.9A priority Critical patent/CN111895809A/en
Publication of CN111895809A publication Critical patent/CN111895809A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
    • F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
    • F28C1/10—Arrangements for suppressing noise
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F25/00—Component parts of trickle coolers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F25/00—Component parts of trickle coolers
    • F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
    • F28F25/04—Distributing or accumulator troughs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F25/00—Component parts of trickle coolers
    • F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
    • F28F25/08—Splashing boards or grids, e.g. for converting liquid sprays into liquid films; Elements or beds for increasing the area of the contact surface
    • F28F25/087—Vertical or inclined sheets; Supports or spacers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F25/00—Component parts of trickle coolers
    • F28F25/10—Component parts of trickle coolers for feeding gas or vapour
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F25/00—Component parts of trickle coolers
    • F28F2025/005—Liquid collection; Liquid treatment; Liquid recirculation; Addition of make-up liquid

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

The invention discloses an EC fan blowing transverse flow open type side-in side-out cooling tower, and belongs to the technical field of cooling towers. An EC fan air blast crossflow open type side-in side-out air cooling tower comprises: the system comprises a tower body, an EC fan, a water distribution structure, a water collector and a filler structure; the EC fan, the water distribution structure, the water collector and the filler structure are all positioned in the tower body; the tower body is provided with an air inlet and an air outlet, a path for air circulation is arranged between the air inlet and the air outlet, the EC fan is arranged at the air inlet, the water collector is arranged at the air outlet, and the material structure is positioned in the path; the water distribution structure is positioned in the tower body and is arranged above the filler structure; when the EC fan operates, the tower body is in a positive pressure state. The invention has high operation efficiency, low energy consumption and noise prevention.

Description

EC fan air blast crossflow open type side-in side-out air cooling tower
Technical Field
The invention relates to the technical field of cooling towers, in particular to an EC fan blowing transverse flow open type side-in side-out cooling tower.
Background
With the rapid development of the industry and the urbanization in China, the environmental requirements and the energy use standards are higher and higher, and great challenges are brought to the technologies of various industries. The existing cooling tower has the problems of low efficiency, high energy consumption and high noise.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to solve the technical problem of providing the EC fan blowing transverse flow open type side-in and side-out cooling tower.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides an EC fan blowing transverse flow open type side-in side-out cooling tower, which comprises: the system comprises a tower body, an EC fan, a water distribution structure, a water collector and a filler structure;
the EC fan, the water distribution structure, the water collector and the filler structure are all positioned in the tower body; the tower body is provided with an air inlet and an air outlet, a path for air circulation is arranged between the air inlet and the air outlet, the EC fan is arranged at the air inlet, the water collector is arranged at the air outlet, and the filler structure is positioned in the path; the water distribution structure is positioned in the tower body and is arranged above the filler structure; when the EC fan operates, the tower body is in a positive pressure state.
According to another specific embodiment of the present invention, the air inlet and the air outlet are respectively disposed on an outer wall of the tower body; the water distribution structure comprises a plurality of spray heads, and a spray area is formed between the plurality of spray heads and the filler structure.
According to another specific embodiment of the invention, a water collecting basin is arranged at the bottom of the tower body, the water collecting basin is communicated with a water outlet pipe, and the water outlet pipe is provided with a water outlet valve.
According to another specific embodiment of the present invention, a water level detector is disposed in the tower body, the water collecting basin is communicated with an overflow pipe, a water full valve is disposed on the overflow pipe, and the water level detector is electrically connected to the water full valve.
According to another specific embodiment of the invention, the bottom of the water collecting basin is communicated with a sewage discharge pipe, and a sewage discharge valve is arranged on the sewage discharge pipe.
According to another embodiment of the present invention, the packing assembly comprises a plurality of stacked packing sheets, each of the packing sheets having a plurality of engaging recesses and protrusions; the upper surface and the lower surface of each packing sheet are provided with cloth-grain fine lines and a plurality of water inlets; the concave part on one packing sheet between two adjacent packing sheets is in clearance fit with the convex part on the other packing sheet to form a plurality of ventilation cavities, and the ventilation cavities are respectively communicated with the air inlet and the air outlet.
According to another embodiment of the invention a plurality of said ventilation cavities form a honeycomb structure.
According to another embodiment of the present invention, the filler sheet is made of flame retardant polyvinyl chloride.
According to another embodiment of the invention, the outer wall of the tower body is embedded with a service door.
Compared with the prior art, the invention has the beneficial effects that:
the invention is provided with the air which transversely enters the tower body under the action of the EC fan, and is discharged from the other end of the tower body after being contacted with the filler structure with a water distribution structure in a path, and after being sprayed to the filler structure through the water distribution structure communicated with external hot water, a water film formed by the hot water is contacted and cooled with the air, and then the cooling water is discharged through a water outlet pipe of a water collecting basin, and the positive pressure state is ensured in the tower body, and the water collector absorbs and recovers the water attached to the gas, thereby reducing the energy consumption; the EC fan has the characteristic of low noise, the EC fan and the water distribution structure are both positioned in the tower body, the space occupation is reduced, and the water distribution structure distributes water uniformly.
Drawings
Fig. 1 is a schematic structural diagram of an EC blower blowing crossflow open type side-in and side-out cooling tower according to an embodiment of the present invention;
fig. 2 is a schematic side view of an EC blower blowing crossflow open type side-in and side-out cooling tower according to an embodiment of the present invention.
Fig. 3 is a schematic partial cross-sectional structure of a packing structure according to an embodiment of the present invention.
In the figure:
1. a tower body; 2. an air inlet; 3. an air outlet; 4. an EC fan; 5. a water distribution structure; 51. a spray head; 6. a filler structure; 61. a filler sheet; 611. a recess; 612. a convex portion; 7. a water collecting basin; 71. a blow-off pipe; 72. a blowoff valve; 8. a water inlet pipe; 9. a water outlet pipe; 91. a water outlet valve; 10. a ventilation cavity; 11. a water inlet; 12. an overflow pipe; 121. a full water valve; 13. a water level detector; 14. a water collector; 15. and (7) maintaining the door.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
As shown in fig. 1, 2 and 3, an EC fan 4 blowing cross flow open type side-in and side-out cooling tower includes: the system comprises a tower body 1, an EC fan 4, a water distribution structure 5, a water collector 14 and a filler structure 6; the EC fan 4, the water distribution structure 5, the water collector 14 and the filler structure 6 are all positioned in the tower body 1; the tower body 1 is provided with an air inlet 2 and an air outlet 3, a path for air circulation is arranged between the air inlet 2 and the air outlet 3, the EC fan 4 is arranged at the air inlet 2, the water collector 14 is arranged at the air outlet 3, and the material structure is positioned in the path; the water distribution structure 5 is positioned in the tower body 1 and is arranged above the filler structure 6; when the EC fan 4 operates, the interior of the tower body 1 is in a positive pressure state.
The water inlet pipe 8 is connected to an external water circulation system, hot water is sprayed from the water distribution structure 5 through the water inlet pipe 8, and the water distribution structure 5 may be provided with a container for containing hot water to be sprayed on the filler structure 6 through the spray head 51. As shown in fig. 1, the air inlet 2 of the tower body 1 is disposed on the left side wall of the tower body 1, and the air outlet 3 of the tower body 1 is disposed on the right side wall of the tower body 1, so that the air can flow through the path on both sides of the tower body 1. The EC fan 4 is positioned at the air inlet 2 of the tower body 1, and the air inlet 2 of the EC fan 4 is communicated with the air outlet 3 of the tower body 1. When the water distribution structure is used, hot water is sprayed towards the filler by the water distribution structure 5, flows downwards along the top of the filler structure 6, and forms a water film on the surface of the filler structure 6; the EC fan 4 blows dry and cold air into the tower body 1 from the air inlet 2, the dry and cold air flow enters the tower body 1 and flows to the air outlet 3 after passing through the filler structure 6, the dry and cold air can exchange heat with a water film on the filler structure 6 when passing through the filler, the dry and cold air and the water film exchange heat to reduce the temperature of hot water and then turn the hot water into wet and hot air to leave the filler structure 6, and the water collector 14 has the function of preventing water from being blown to the outside due to overlarge wind power of the EC fan 4 to form water mist and has low energy consumption; the cooled water is collected to the water outlet pipe 9 at the bottom of the tower body 1 from the filler and is discharged by the water outlet pipe 9. The dry hot air is blown out of the tower from the air outlet 3 by the EC fan 4, and the water distribution structure 5 and the EC fan 4 are both arranged in the tower body 1, so that the noise is low and the efficiency is high. Cold air enters from the air inlet 2 and is changed into hot air which is output through the air outlet 3, so that side-in and side-out air cooling is realized; in addition, the EC fan 4 ensures the positive pressure state in the tower body 1 and ensures the efficiency of the air flow through heat exchange. Therefore, the cooling tower of the embodiment can be applied to occasions requiring high efficiency, low energy consumption and low noise.
According to another embodiment of the invention, the air inlet 2 and the air outlet 3 are respectively arranged on the outer wall of the tower body 1 oppositely; the water distribution structure 5 comprises a plurality of spray nozzles 51, and a spray area is formed between the plurality of spray nozzles 51 and the filler structure 6. But set up a plurality of shower nozzles 51 evenly distributed, improve the effect of water distribution for it is even to pack structure 6 contact moisture, and the heat transfer is effectual.
According to another embodiment of the invention, the bottom of the tower body 1 is provided with a water collecting basin 7, the water collecting basin 7 is communicated with a water outlet pipe 9, and the water outlet pipe 9 is provided with a water outlet valve 91. The water collecting basin 7 is used for containing cooling water and finally discharging the cooling water through the water outlet pipe 9, and the water outlet valve 91 is used for controlling the opening and closing of the water outlet pipe 9.
According to another embodiment of the present invention, a water level detector 13 is disposed in the tower body 1, the water collecting basin 7 is communicated with an overflow pipe 12, a water full valve 121 is disposed on the overflow pipe 12, and the water level detector 13 is electrically connected to the water full valve 121. The water level detector 13 may detect the water level of the water collecting tub 7, and the overflow pipe 12 may discharge the water of the water collecting tub 7 to prevent overflow. The water full valve 121 is used for controlling the opening and closing of the overflow pipe 12. The water level detector 13 may be arranged on the inner side wall of the tower 1, and the detection end thereof is arranged in the water collection basin 7.
According to another embodiment of the invention, the bottom of the water collecting basin 7 is communicated with a sewage draining pipe 71, and a sewage draining valve 72 is arranged on the sewage draining pipe 71. The arrangement of the blow-off pipe 71 is convenient for cleaning up the dirt and the like of the water collecting basin 7, and the blow-off valve 72 is used for controlling the on-off of the blow-off pipe 71.
According to another embodiment of the present invention, the packing assembly comprises a plurality of packing sheets 61 stacked, each packing sheet 61 having a plurality of recesses 611 and protrusions 612 engaged with each other; the upper surface and the lower surface of each filler sheet 61 are provided with cloth-grain-shaped fine lines and a plurality of water inlets 11; the concave parts 611 on one packing sheet 61 between two adjacent packing sheets 61 are in clearance fit with the convex parts 612 on the other packing sheet 61 to form a plurality of ventilation cavities 10, and the ventilation cavities 10 are respectively communicated with the air inlet 2 and the air outlet 3. Hot water sprayed by the water distribution structure 5 can pass through the plurality of filler sheets 61 through the water inlet 11, the hot water forms a water film between the filler sheets 61 when flowing through, and the plurality of ventilation cavities 10 are used for ensuring the circulation of cold air provided by the EC fan 4; the fabric-shaped fine lines have a certain heat exchange function, and the contact area of cold air is increased.
According to another embodiment of the invention, the plurality of ventilation cavities 10 form a honeycomb structure.
According to another embodiment of the present invention, the filler sheet 61 is made of flame retardant polyvinyl chloride. The flame-retardant polyvinyl chloride has fireproof performance.
According to another embodiment of the invention the outer wall of the tower 1 is embedded with a service door 15. The maintenance door 15 is arranged to facilitate maintenance of the components inside the tower body 1, such as the water distribution structure 5 and the filler structure 6.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims (9)

1. The utility model provides an EC fan air blast crossing current open side entry side air-out cooling tower which characterized in that, including: the system comprises a tower body, an EC fan, a water distribution structure, a water collector and a filler structure;
the EC fan, the water distribution structure, the water collector and the filler structure are all positioned in the tower body; the tower body is provided with an air inlet and an air outlet, a path for air circulation is arranged between the air inlet and the air outlet, the EC fan is arranged at the air inlet, the water collector is arranged at the air outlet, and the filler structure is positioned in the path; the water distribution structure is positioned in the tower body and is arranged above the filler structure; when the EC fan operates, the tower body is in a positive pressure state.
2. The EC fan blowing crossflow open side-entry side-exit cooling tower of claim 1, characterized in that:
the air inlet and the air outlet are respectively and oppositely arranged on the outer wall of the tower body, the water distribution structure comprises a plurality of spray heads, and a plurality of spray areas are formed between the spray heads and the filler structures.
3. The EC fan blowing crossflow open side-entry side-exit cooling tower of claim 1, characterized in that:
the bottom of tower body is provided with the water catch basin, the water catch basin intercommunication has the outlet pipe, the outlet pipe is provided with the outlet valve.
4. The EC fan blower cross-flow open side-in side-out cooling tower of claim 3, wherein:
the tower body is internally provided with a water level detector, the water collecting basin is communicated with an overflow pipe, the overflow pipe is provided with a full water valve, and the water level detector is electrically connected with the full water valve.
5. The EC fan blower cross-flow open side-in side-out cooling tower of claim 3, wherein:
the bottom of the water collecting basin is communicated with a drain pipe, and a drain valve is arranged on the drain pipe.
6. The EC fan blowing crossflow open side-entry side-exit cooling tower of claim 1, characterized in that:
the packing assembly comprises a plurality of stacked packing sheets, each packing sheet is provided with a plurality of concave parts and convex parts which are mutually jointed; the upper surface and the lower surface of each packing sheet are provided with cloth-grain fine lines and a plurality of water inlets; the concave part on one packing sheet between two adjacent packing sheets is in clearance fit with the convex part on the other packing sheet to form a plurality of ventilation cavities, and the ventilation cavities are respectively communicated with the air inlet and the air outlet.
7. The EC fan blower cross-flow open side-in side-out cooling tower of claim 6, wherein:
a plurality of the ventilation cavities form a honeycomb structure.
8. The EC fan blower blowing crossflow open side-entry side-exit cooling tower of claim 7, wherein:
the filler sheet is made of flame-retardant polyvinyl chloride.
9. The EC fan blowing crossflow open side-entry side-exit cooling tower of claim 1, characterized in that:
the outer wall of tower body has inlayed the maintenance door.
CN202010927944.9A 2020-09-07 2020-09-07 EC fan air blast crossflow open type side-in side-out air cooling tower Pending CN111895809A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010927944.9A CN111895809A (en) 2020-09-07 2020-09-07 EC fan air blast crossflow open type side-in side-out air cooling tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010927944.9A CN111895809A (en) 2020-09-07 2020-09-07 EC fan air blast crossflow open type side-in side-out air cooling tower

Publications (1)

Publication Number Publication Date
CN111895809A true CN111895809A (en) 2020-11-06

Family

ID=73225126

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010927944.9A Pending CN111895809A (en) 2020-09-07 2020-09-07 EC fan air blast crossflow open type side-in side-out air cooling tower

Country Status (1)

Country Link
CN (1) CN111895809A (en)

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