CN115493422A - Energy-saving water-saving bottom blowing type cooling tower - Google Patents
Energy-saving water-saving bottom blowing type cooling tower Download PDFInfo
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- CN115493422A CN115493422A CN202111584973.0A CN202111584973A CN115493422A CN 115493422 A CN115493422 A CN 115493422A CN 202111584973 A CN202111584973 A CN 202111584973A CN 115493422 A CN115493422 A CN 115493422A
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- air
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Classifications
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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
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- 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
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- 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
- F28F25/12—Ducts; Guide vanes, e.g. for carrying currents to distinct zones
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/24—Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
Abstract
The invention relates to the technical field of cooling towers, in particular to an energy-saving and water-saving bottom blowing type cooling tower which mainly comprises an air duct, an air inlet channel, a water collecting module, a water inlet pipe, a nozzle, an air distribution module, a fan, a motor, a water collecting tank, a shutter, a bracket and a tower body. Spray water is uniformly sprayed downwards from the nozzle through the water inlet pipe, cooling air is uniformly conveyed to the upper part by the bottom air blower through the air guide cylinder and the air distribution module to be contacted with the spray water, countercurrent heat exchange is realized, and cooled circulating water slowly falls into the lower water collecting tank through the guide plate. The hot humid air and the liquid drops moving upwards in the tower exchange heat with the ambient dry and cold air through the water collecting module, secondary cooling is achieved, water vapor in the hot humid air is recovered, and meanwhile the liquid drops are intercepted by the baffle plate and flow into the water collecting tank. The bottom blowing type cooling tower provided by the invention has the advantages that the heat exchange performance and the water saving performance are obviously improved, the structure is simple, the manufacturing cost is low, and the economy and the practicability are realized.
Description
Technical Field
The invention relates to the technical field of cooling towers, in particular to an energy-saving and water-saving bottom blowing type cooling tower.
Background
The bottom blowing type cooling tower is mainly applied to places where circulating cooling water erodes fan blades, heat exchange between process circulating hot water and air is carried out in the tower through bottom blowing, and cooling and circulating recycling of the process circulating water are achieved.
In the actual operation process of the existing bottom blowing type cooling tower, the cooling air speed is not uniform, the circulating water diversion effect is poor, the drift water loss is large, and the cooling performance is poor, a large amount of water resource is wasted, and the production cost is high.
The invention aims to provide an energy-saving and water-saving bottom blowing type cooling tower which can uniformly guide wind, strengthen heat exchange and recover floating water so as to realize energy conservation and water conservation.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the problems of disordered wind speed, poor circulating water diversion effect and water resource waste of the existing bottom blowing type cooling tower, the invention provides the energy-saving and water-saving bottom blowing type cooling tower, which improves the wind distribution uniformity and the heat exchange performance and the water saving performance of the cooling tower.
The technical scheme adopted by the invention for solving the technical problem is as follows: an energy-saving and water-saving bottom blowing type cooling tower comprises an air guide cylinder, an air inlet channel, a water collecting module, a water inlet pipe, a nozzle, an air distribution module, a fan, a motor, a water collecting tank, a shutter, a bracket and a tower body; the water collecting tank is arranged at the bottom of the tower body; the fan, the motor and the lower air duct are arranged on the upper part of the water collecting tank; the air distribution module is arranged at the upper part of the lower air duct, and a lower shutter is arranged between the air distribution module and the water collecting tank; the bracket is arranged at the upper part of the wind distribution module; the nozzle is arranged at the upper part of the bracket; the water inlet pipe is arranged at the upper part of the nozzle; the water receiving module is arranged at the upper part of the water inlet pipe, upper shutters are arranged on two sides of the water receiving module, and air inlet channels are arranged around the water receiving module; the upper air duct is positioned at the top of the whole tower.
Furthermore, the water collecting module comprises a side condensing plate and a vertical condensing plate, the air inlet channel comprises a lower air inlet plate and a side air inlet plate, moist hot air and liquid drops which go upwards in the tower exchange heat with ambient air entering through the air inlet channel, and condensed water flows into the bottom water collecting tank for recycling.
Furthermore, the air distribution module comprises an upper air distribution plate, a connecting plate, a lower air distribution plate and a lower air duct, cold air of the air blower enters through the lower air duct, and the cold air uniformly enters the tower through a channel between the upper air distribution plate and the lower air distribution plate and is directly contacted with circulating water for cooling.
Furthermore, the air inlet channel comprises a lower air inlet plate and two side air inlet plates, the lower air inlet plate and the two side air inlet plates form the air inlet channel, so that dry and cold air in the environment uniformly enters the water receiving module to exchange heat with the humid and hot air efficiently, meanwhile, the lower air inlet plate can be used as a baffle to intercept liquid drops carried in the humid and hot air and liquid drops separated out from the humid and hot air, and the water receiving and cooling effects are enhanced.
Furthermore, receive the side condensation plate and the vertical condensation plate in the water module and be the PVC board, the side condensation plate inclination is 45, and for increasing area of contact, side condensation plate and vertical condensation plate are connected and are wholly that the baffling board arranges the form and the annular is arranged, according to the difference in season, the number of turns of adjustable side condensation plate and vertical condensation plate to realize best water effect and cooling effect of receiving. Meanwhile, the annular structure formed by combining the lateral condensation plate and the vertical condensation plate improves the turbulence effect, on one hand, the heat transfer is strengthened, on the other hand, the mixing of the hot and humid air and the ambient dry and cold air is strengthened, and the collection effect of the upward hot and humid air and the liquid drops carried by the upward hot and humid air is improved.
Furthermore, the air distribution module comprises an upper air distribution plate, a connecting plate, a lower air distribution plate and a lower air guide cylinder, wherein adjacent air distribution plates form an air distribution channel, so that cooling air can be uniformly distributed through the air distribution channel, the upper air distribution plate and the lower air distribution plate are gradually increased in width from top to bottom, the inclination angle of the lower air distribution plate is 45 degrees, the upper air distribution plate and the lower air distribution plate are connected through the connecting plate, circulating water can be guided, a bottom motor and a fan are protected, and the service lives of the motor and the fan are prolonged. Simultaneously this structure slows down the speed of circulating water whereabouts, and the noise reduction goes up the air distributor and adopts the aluminum product that the thermal conductivity is high with air distributor down, cools off the circulating water once more, improves cooling efficiency.
Furthermore, the upper air inlet and the lower air inlet are provided with an adjustable upper shutter and an adjustable lower shutter, so that the air quantity of the inlet air can be conveniently controlled.
The invention has the beneficial effects that: the tower top is provided with the air inlet channel and the water collecting module, the air inlet channel introduces ambient dry and cold air, the ambient dry and cold air is subjected to heat exchange with damp and hot air in the tower in the water collecting module, meanwhile, the lower air inlet plate of the air inlet channel is used as a baffle to intercept liquid drops carried by the damp and hot air and liquid drops separated out by the damp and hot air through heat exchange, the intercepted liquid drops flow into the bottom water collecting tank for recycling, and the water loss at the tower top is greatly reduced. The side condensation plates and the vertical condensation plates in the water collection module form an annular structure to improve the turbulence effect, on one hand, the heat transfer is enhanced, the energy-saving effect is obvious, on the other hand, the mixing of the hot and humid air and the ambient dry and cold air is enhanced, and the collection effect of the upward hot and humid air and the upward liquid drops carried by the upward hot and humid air is improved. The air distribution module is arranged above the bottom air blower, the adjacent air distribution plates form an air distribution channel to realize uniform air distribution, and the upper air distribution plate and the lower air distribution plate cool the circulating water again, so that the cooling efficiency is improved. The structure of distributing wind has the water conservancy diversion effect simultaneously, carries out the water conservancy diversion to the circulating water, and protection bottom motor and fan are in order to prolong its life-span, and this structure slows down the speed that the circulating water whereabouts in addition, reduces the trickle noise.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of an air intake channel according to the present invention;
FIG. 3 is a schematic structural view of a water receiving module according to the present invention;
FIG. 4 is a schematic structural view of the air distribution module of the present invention;
in the attached drawing, an upper air duct 1, a water collecting module 2, a side condensing plate 2-1, a vertical condensing plate 2-2, a water inlet pipe 3, a nozzle 4, an air distributing module 5, an upper air distributing plate 5-1, a connecting plate 5-5, a lower air distributing plate 5-3, a lower air duct 5-4, a fan 6, a motor 7, a water collecting tank 8, a lower louver 9, a lower air duct 10, a bracket 11, an upper louver 12, an air inlet channel 13, a lower air inlet plate 13-1 and an air inlet plate 13-2 are arranged.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings illustrate only the basic structure of the present invention in a schematic manner, and therefore show only the constitution related to the present invention.
As shown in fig. 1-4, which is a preferred embodiment of the present invention, an energy-saving and water-saving bottom blowing cooling tower comprises an upper air duct 1, a water collecting module 2, a water inlet pipe 3, a nozzle 4, an air distribution module 5, a fan 6, a motor 7, a water collecting tank 8, a lower louver 9, a lower air duct 10, a bracket 11, an upper louver 12 and an air inlet channel 13; the water collecting tank 8 is arranged at the bottom; the fan 6, the motor 7 and the lower air duct 10 are arranged on the upper part of the water collecting tank 8; the air distribution module 5 is arranged at the upper part of the lower air duct 10, and a lower shutter 9 is arranged between the air distribution module 5 and the water collection tank 8; the bracket 11 is arranged at the upper part of the wind distribution module 5; the nozzle 4 is arranged at the upper part of the bracket 11; the water inlet pipe 3 is arranged at the upper part of the nozzle 4; the water collecting module 2 is arranged at the upper part of the water inlet pipe 3, upper shutters 12 are arranged at two sides of the water collecting module 2, and air inlet channels 13 are arranged around the water collecting module 2; the upper air duct 1 is positioned at the top of the whole tower;
the water collecting module 2 comprises a side condensation plate 2-1 and a vertical condensation plate 2-2, the air inlet channel 13 comprises a lower air inlet plate 13-1 and a side air inlet plate 13-2, the upward damp and hot air in the tower exchanges heat with the ambient air entering through the air inlet channel 13, and the condensed water flows into the bottom water collecting tank 8 for recycling;
the air distribution module 5 comprises an upper air distribution plate 5-1, a connecting plate 5-2, a lower air distribution plate 5-3 and a lower air duct 5-4, cold air of the air blower enters through the lower air duct 5-4, and the cold air uniformly enters the tower through a channel between the upper air distribution plate 5-1 and the lower air distribution plate 5-3 and is directly contacted with circulating water for cooling;
the air inlet channel 13 comprises a lower air inlet plate 13-1 and side air inlet plates 13-2, one lower air inlet plate 13-1 and two side air inlet plates 13-2 form the air inlet channel, so that dry and cold air in the environment uniformly enters the water receiving module 2 to exchange heat with humid and hot air efficiently, meanwhile, the lower air inlet plate 13-1 is used as an inclined baffle plate to intercept liquid drops carried in the humid and hot air and liquid drops separated out from the humid and hot air, and the water receiving and cooling effects are enhanced;
the side condensation plate 2-1 and the vertical condensation plate 2-2 in the water collecting module 2 are PVC plates, the inclination angle of the side condensation plate 2-1 is 45 degrees, in order to increase the contact area, the side condensation plate 2-1 and the vertical condensation plate 2-2 are connected into a whole, are in a baffle plate arrangement form and are arranged in an annular mode, and the number of turns of the side condensation plate 2-1 and the vertical condensation plate 2-2 can be adjusted according to different seasons, so that the better water collecting effect and the better cooling effect are realized. Meanwhile, the annular structures of the lateral condensation plate 2-1 and the vertical condensation plate 2-2 improve turbulence and enhance heat transfer effect;
the air distribution module 5 comprises an upper air distribution plate 5-1, a connecting plate 5-2, a lower air distribution plate 5-3 and a lower air guide cylinder 5-4, wherein adjacent air distribution plates form an air distribution channel, so that cooling air can be uniformly distributed through the air distribution channel, the widths of the upper air distribution plate 5-1 and the lower air distribution plate 5-3 are gradually increased from top to bottom, the inclination angle of the lower air distribution plate 5-3 is 45 degrees, the connecting plate 5-2 is connected with the upper air distribution plate 5-1 and the lower air distribution plate 5-3 to guide circulating water, so that a bottom motor and a bottom fan are protected from being corroded, the service lives of the motor and the bottom fan are prolonged, the falling speed of the circulating water is reduced, noise is reduced, the upper air distribution plate 5-1 and the lower air distribution plate 5-3 adopt aluminum materials with high heat conductivity, the circulating water is cooled again, and the cooling efficiency is improved;
the upper and lower air inlets are provided with an adjustable upper shutter 12 and an adjustable lower shutter 9, so that the air quantity of the inlet air can be conveniently controlled;
according to the invention, the air inlet channel 13 and the water receiving module 2 are arranged on the tower top, ambient dry and cold air is introduced into the air inlet channel 13, heat exchange is carried out between the ambient dry and cold air and hot humid air in the water receiving module 2, meanwhile, the lower air inlet plate 13-1 of the air inlet channel 13 is used as a baffle plate to intercept liquid drops carried by the hot humid air and liquid drops separated out by the hot humid air through heat exchange, and the intercepted liquid drops flow into the bottom water collecting tank 8 for recycling, so that the water loss on the tower top is greatly reduced. The side condensation plates 2-1 and the vertical condensation plates 2-2 in the water receiving module 2 are combined into an annular structure to improve the turbulence effect, on one hand, the heat transfer is strengthened, the energy-saving effect is obvious, on the other hand, the mixing of the hot humid air and the ambient dry and cold air is enhanced, and the collection effect of the upward hot humid air and the upward liquid drops carried by the air is improved. The air distribution module 5 is arranged above the bottom air blower 6, the air distribution channels formed by the adjacent air distribution plates realize uniform air distribution, and the upper air distribution plate 5-1 and the lower air distribution plate 5-3 cool the circulating water again, so that the cooling efficiency is improved. The structure of distributing wind has the water conservancy diversion effect simultaneously, carries out the water conservancy diversion to the circulating water, and protection bottom fan 6 and motor 7 are in order to prolong its life-span, and this structure slows down the speed that the circulating water whereabouts in addition, reduces the trickle noise.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. The utility model provides an energy-conserving water-saving bottom blowing-type cooling tower which characterized in that: the device comprises an upper air duct (1), a water collecting module (2), a water inlet pipe (3), a nozzle (4), an air distribution module (5), a fan (6), a motor (7), a water collecting tank (8), a lower shutter (9), a lower air duct (10), a support (11), an upper shutter (12) and an air inlet channel (13); the water collecting tank (8) is arranged at the bottom; the fan (6), the motor (7) and the lower air duct (10) are arranged on the upper part of the water collecting tank (8); the air distribution module (5) is arranged at the upper part of the lower air guide cylinder (10), and a lower shutter (9) is arranged between the air distribution module (5) and the water collection tank (8); the bracket (11) is arranged at the upper part of the wind distribution module (5); the nozzle (4) is arranged at the upper part of the bracket (11); the water inlet pipe (3) is arranged at the upper part of the nozzle (4); the water receiving module (2) is arranged at the upper part of the water inlet pipe (3), upper shutters (12) are arranged at two sides of the water receiving module (2), and air inlet channels (13) are arranged around the water receiving module (2); the upper air duct (1) is positioned at the top of the whole tower;
the water collecting module (2) comprises a side condensation plate (2-1) and a vertical condensation plate (2-2), the air inlet channel (13) comprises a lower air inlet plate (13-1) and a side air inlet plate (13-2), moist hot air and liquid drops which go upwards in the tower exchange heat with ambient air entering through the air inlet channel (13), and separated condensate water flows into the bottom water collecting tank (8) for recycling;
the air distribution module (5) comprises an upper air distribution plate (5-1), a connecting plate (5-2), a lower air distribution plate (5-3) and a lower air duct (5-4), external cold air enters through the lower air duct (5-4) under the action of an air blower, and the cold air uniformly enters the tower through a channel between the upper air distribution plate (5-1) and the lower air distribution plate (5-3) and is directly contacted with hot spray water for cooling.
2. An energy and water saving bottom forced draft cooling tower as defined in claim 1, wherein: the air inlet channel (13) comprises a lower air inlet plate (13-1) and side air inlet plates (13-2), one lower air inlet plate (13-1) and the two side air inlet plates (13-2) form the air inlet channel, so that dry and cold air in the environment uniformly enters the water receiving module (2) to exchange heat with the damp and hot air efficiently, meanwhile, the lower air inlet plate (13-1) can be used as an inclined baffle to intercept liquid drops carried in the damp and hot air and liquid drops separated out from the damp and hot air, and the water receiving and cooling effects are enhanced.
3. An energy and water saving bottom forced draft cooling tower as defined in claim 1, wherein: the side condensation plate (2-1) and the vertical condensation plate (2-2) in the water collection module (2) are PVC plates, the inclination angle of the side condensation plate (2-1) is 45 degrees, in order to increase the contact area, the side condensation plate (2-1) and the vertical condensation plate (2-2) are connected into a whole and are arranged in a baffle plate arrangement mode and in an annular arrangement mode, and the number of turns of the side condensation plate (2-1) and the vertical condensation plate (2-2) can be adjusted according to different seasons so as to achieve a better water collection effect and a better cooling effect; meanwhile, the annular structures of the lateral condensation plate (2-1) and the vertical condensation plate (2-2) improve turbulent flow and strengthen heat transfer effect.
4. An energy and water saving bottom forced draft cooling tower as defined in claim 1, wherein: the air distribution module (5) comprises an upper air distribution plate (5-1), a connecting plate (5-2), a lower air distribution plate (5-3) and a lower air guide cylinder (5-4), wherein adjacent air distribution plates form an air distribution channel, so that cooling air can be uniformly distributed through the air distribution channel, the widths of the upper air distribution plate (5-1) and the lower air distribution plate (5-3) are gradually increased from top to bottom, the inclination angle of the lower air distribution plate (5-3) is 45 degrees, the connecting plate (5-2) is connected with the upper air distribution plate (5-1) and the lower air distribution plate (5-3), circulating water is guided, a bottom motor and a fan are protected, the falling speed of the circulating water is reduced, noise is reduced, the upper air distribution plate (5-1) and the lower air distribution plate (5-3) are made of aluminum materials with high heat conductivity, the circulating water is cooled again, and cooling efficiency is improved.
5. An energy and water saving bottom forced draft cooling tower as defined in claim 1, wherein: the upper air inlet and the lower air inlet are provided with an adjustable upper shutter (12) and an adjustable lower shutter (9), so that the air quantity of the inlet air can be conveniently controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111584973.0A CN115493422A (en) | 2021-12-23 | 2021-12-23 | Energy-saving water-saving bottom blowing type cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111584973.0A CN115493422A (en) | 2021-12-23 | 2021-12-23 | Energy-saving water-saving bottom blowing type cooling tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115493422A true CN115493422A (en) | 2022-12-20 |
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ID=84465146
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111584973.0A Pending CN115493422A (en) | 2021-12-23 | 2021-12-23 | Energy-saving water-saving bottom blowing type cooling tower |
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| CN (1) | CN115493422A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117490442A (en) * | 2023-12-29 | 2024-02-02 | 珠海格力电器股份有限公司 | Cooling tower and cooler |
-
2021
- 2021-12-23 CN CN202111584973.0A patent/CN115493422A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117490442A (en) * | 2023-12-29 | 2024-02-02 | 珠海格力电器股份有限公司 | Cooling tower and cooler |
| CN117490442B (en) * | 2023-12-29 | 2024-03-08 | 珠海格力电器股份有限公司 | Cooling tower and cooler |
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