CN219433838U - Humidification plate type air cooler - Google Patents

Abstract

The utility model discloses a humidifying plate type air cooler, comprising: a frame, the frame acting as a skeleton for the device; the air circulation mechanism comprises an air inlet arranged on the side wall of the frame, and the air inlet is communicated with an air outlet arranged at the top end of the frame; a heat exchange plate bundle is arranged in the air inlet and is communicated with the air outlet; the water circulation mechanism comprises a water storage tank arranged at the bottom of the frame, the water storage tank is communicated with a spraying assembly, and an outlet of the spraying assembly is arranged corresponding to the heat exchange plate bundle. The utility model solves the problems of easy scaling and difficult cleaning of the surface of the original finned tube, influence on the cooling effect of the equipment process, the service life of the equipment and the like, prolongs the service life of the equipment, reduces the resistance of the air side, reduces the energy consumption of the equipment, and greatly reduces the running cost and the overall input cost of the equipment.

Description

Humidification plate type air cooler

Technical Field

The utility model belongs to the technical field of evaporative coolers, and particularly relates to a humidifying plate type air cooler.

Background

The central heat exchange element of the humidifying air cooler used in the market at present is mainly a finned tube, the finned tube is easy to form a water bridge between two fins instead of a water film when spraying on the surface of the finned tube due to small gaps between two adjacent fins, dirt is easy to accumulate in the area between the two fins along with the running of the equipment, the heat transfer efficiency of the equipment is reduced due to the fact that the number of the fins is large and the gaps are small, the dirt is not easy to clean, the technological performance of the equipment is obviously reduced along with the time, the effective service time of the equipment is short, and the cost is high; in addition, the fins on the outer surface of the finned tube are densely distributed, channels for air and spray water are arranged outside the finned tube, and the channels are small in wind resistance and large in wind resistance, so that the power loss of a fan motor is increased, and the energy consumption of equipment is increased.

Therefore, there is a need to design a humidifying plate type air cooler to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a humidifying plate type air cooler.

In order to achieve the above object, the present utility model provides a humidifying plate-type air cooler, comprising:

a frame that serves as a skeleton for the device;

the air circulation mechanism comprises an air inlet arranged on the side wall of the frame, and the air inlet is communicated with an air outlet arranged at the top end of the frame; a heat exchange plate bundle is arranged in the air inlet and is communicated with the air outlet; the heat exchange plate bundle comprises a plurality of plate pipes which are arranged in an array, and the plate pipes are fixedly arranged in the air inlet; heat exchange channels are formed between adjacent plate pipes; the inlet of the plate pipe is arranged corresponding to the air inlet, and the outlet of the plate pipe is arranged corresponding to the air outlet; corrugated plates are fixedly connected to the surfaces of the plate pipes;

the water circulation mechanism comprises a water storage tank arranged at the bottom of the frame, the water storage tank is communicated with a spraying assembly, and an outlet of the spraying assembly is arranged corresponding to the heat exchange plate bundle.

Preferably, a fan is installed in the air outlet, an inlet of the fan faces the heat exchange plate bundle, and an outlet of the fan faces an outlet of the air outlet.

Preferably, the inlet of the air outlet is square, the outlet of the air outlet is circular, and the middle of the air outlet is in smooth transition.

Preferably, the spray assembly comprises a spray pump, an inlet of the spray pump is communicated with the water storage tank, an outlet of the spray pump is communicated with a spray pipe, the spray pipe is arranged around the air inlet, a plurality of spray nozzles facing the plate pipe are arranged on the spray pipe, and an outlet of the spray nozzles faces the plate pipe.

Preferably, the water storage tank comprises a water storage cavity and a backwater cavity, the inlet of the spray pump is communicated with the water storage cavity, and the backwater cavity is communicated with the air outlet; the water return cavity is communicated with the inlet of the filter, and the outlet of the filter is communicated with the water storage cavity.

Preferably, the air inlet is provided with a water receiver, and the water receiver is communicated with the backwater cavity.

Preferably, the bottom of the backwater cavity is obliquely arranged, and a backwater port communicated with the filter inlet is positioned at the bottom of the backwater cavity.

Preferably, an access door is installed on the frame, and the access door is arranged corresponding to the heat exchange plate bundles.

Compared with the prior art, the utility model has the following advantages and technical effects: when the air conditioner is used, dry and cold air is sucked into the heat exchange plate bundle from the air inlet, meanwhile, water in the water storage tank is atomized and sprayed on the heat exchange plate bundle through the spray assembly, exchanges heat with the dry and cold air in the heat exchange plate bundle and cools down, and then returns to the water storage tank again, and the dry and cold air absorbs heat and turns into damp and hot air to be discharged from the air outlet, so that the water in the water storage tank is cooled down, and the water conditioner is convenient to recycle as cooling water; compared with the original fin tube bundles, the heat exchange plate bundles are convenient to adjust the space clear distance in the heat exchange plate bundles to a proper size, so that the circulation resistance of the heat exchange channels of air and spray water in the heat exchange plate bundles is greatly reduced, and the problems that the surfaces of the fin tubes are easy to scale and difficult to clean, the cooling effect of equipment process is affected, the service life of the equipment is prolonged and the like are solved; meanwhile, the humidification of the heat exchange plate bundle is changed into a spray humidification mode through a spray assembly, the flow direction of the heat exchange plate bundle is identical to that of air, the flow resistance of the air side is far smaller than that of an original fin tube type, the power consumption of a fan motor is greatly reduced, and the running cost of equipment is saved; the existing finned tubes have the problems that water bridges are easy to form during spraying, the middle area is easy to scale, difficult to clean and the like, so that the heat transfer efficiency of equipment is reduced, and the technological performance of the equipment is obviously reduced; the fin tubes are replaced by plate tubes, a plurality of plate tubes are arranged side by side to form a heat exchange plate bundle, and air passes through the heat exchange plate bundle; the distance between the plate pipes can be conveniently adjusted to a proper distance, and the generation of contact points is avoided, so that the surfaces of the plate pipes are not easy to scale and clean, and meanwhile, the circulation resistance of the air side outside the pipes is reduced; the outer wall rigid coupling of board pipe has the buckled plate, thereby can increase surface heat transfer area again can make inside fluid turbulence pass through and improve heat exchange efficiency.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application, illustrate and explain the application and are not to be construed as limiting the application. In the drawings:

FIG. 1 is a schematic view of a humidifying plate-type air cooler according to the present utility model;

FIG. 2 is a schematic view of a heat exchange plate bundle according to the present utility model;

FIG. 3 is a schematic view of a prior art fin tube;

FIG. 4 is a schematic diagram of a water tank in a second embodiment of the present utility model;

FIG. 5 is an enlarged view of a portion of FIG. 4A;

FIG. 6 is an enlarged view of a portion of B in FIG. 4;

FIG. 7 is an enlarged view of a portion of C in FIG. 4;

in the figure: 1. a frame; 2. a wind circulation mechanism; 3. a water circulation mechanism; 11. an access door; 21. an air inlet; 22. an air outlet; 23. a heat exchange plate bundle; 24. a blower; 25. a water collector; 26. a plate tube; 27. a heat exchange channel; 28. corrugated plates; 29. a fin tube; 31. a water storage tank; 32. a spray pump; 33. a shower pipe; 34. a spray nozzle; 35. a water storage chamber; 36. a water return cavity; 37. a filter; 38. a water flow channel; 39. a water collection bucket; 310. a floating sealing plate; 311. a positioning rod; 312. a fixed frame; 313. a unidirectional plate; 314. an emergency water gap; 315. an emergency filter screen; 316. a support frame; 317. an emergency ring; 318. a connecting rod; 319. an actuator cylinder; 320. an actuation spring; 321. an abutting plate; 322. a filter basket; 323. an emergency spring.

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.

Example 1

Referring to fig. 1 to 3, the present embodiment provides a humidifying type plate air cooler, including:

a frame 1, the frame 1 serving as a skeleton of the device;

the air circulation mechanism 2, the air circulation mechanism 2 comprises an air inlet 21 arranged on the side wall of the frame 1, and the air inlet 21 is communicated with an air outlet 22 arranged on the top end of the frame 1; a heat exchange plate bundle 23 is arranged in the air inlet 21, and the heat exchange plate bundle 23 is communicated with the air outlet 22; the heat exchange plate bundle 23 comprises a plurality of plate pipes 26 arranged in an array, and the plate pipes 26 are fixedly arranged in the air inlet 21; heat exchange channels 27 are formed between adjacent plate tubes 26; the inlet of the plate pipe 26 is arranged corresponding to the air inlet 21, and the outlet of the plate pipe 26 is arranged corresponding to the air outlet 22; corrugated plates 28 are fixedly connected to the surfaces of the plate pipes 26;

the water circulation mechanism 3, the water circulation mechanism 3 includes a water storage tank 31 installed at the bottom of the frame 1, the water storage tank 31 is communicated with a spray assembly, and an outlet of the spray assembly is arranged corresponding to the heat exchange plate bundle 23.

When the utility model is used, dry and cold air is sucked into the heat exchange plate bundle 23 from the air inlet, meanwhile, water in the water storage tank 31 is atomized and sprayed on the heat exchange plate bundle 23 through the spray assembly, exchanges heat with the dry and cold air in the heat exchange plate bundle 23 for cooling, and then returns into the water storage tank 31 again, and the dry and cold air absorbs heat and turns into damp and hot air to be discharged from the air outlet 22, thereby realizing the cooling of the water in the water storage tank 31 and being convenient to be used as cooling water for recycling; compared with the original fin tube bundles, the heat exchange plate bundles 23 are convenient to adjust the space clear distance in the heat exchange plate bundles 23 to a proper size, so that the circulation resistance of the heat exchange channels 27 of air and spray water in the heat exchange plate bundles 23 is greatly reduced, and the problems that the surface of the fin tube 29 is easy to scale and difficult to clean, the cooling effect of equipment process is affected, the service life of the equipment is prolonged and the like are solved; meanwhile, the humidification of the heat exchange plate bundle 23 is changed into a spray humidification mode through a spray assembly, the flow direction of the heat exchange plate bundle is identical to that of air, the flow resistance of the air side is far smaller than that of an original fin tube type, the power consumption of a fan motor is greatly reduced, and the running cost of equipment is saved; the existing finned tubes 29 have the problems that water bridges are easy to form during spraying, the middle area is easy to scale, the cleaning is difficult to realize and the like, the heat transfer efficiency of equipment is reduced, and the technological performance of the equipment is obviously reduced; the fin tubes 29 are replaced by plate tubes 26, a plurality of plate tubes 26 are arranged side by side to form the heat exchange plate bundle 23, and air passes through the heat exchange plate bundle 23; the distance between the plate pipes 26 can be conveniently adjusted to a proper distance, so that the generation of contact points is avoided, the surface of the plate pipe 26 is not easy to scale and is easy to clean, and meanwhile, the circulation resistance of the air side outside the pipe is reduced; corrugated plates 28 are fixedly connected to the outer walls of the plate tubes 26, so that the surface heat exchange area can be increased, and the turbulence of internal fluid can be enabled to pass through, so that the heat exchange efficiency is improved.

In a further optimized scheme, a fan 24 is installed in the air outlet 22, the inlet of the fan 24 faces the heat exchange plate bundle 23, and the outlet of the fan 24 faces the outlet of the air outlet 22. The fan 24 is a direct-connected induced air fan (referring to YFS-1380 type fan), has high transmission efficiency, is used as the power of the air flowing in the air circulation mechanism 2, sucks dry and cold air from the air inlet 21, and discharges the hot and humid air after heat exchange from the air outlet 22; the method of use and control is prior art and will not be described in detail here.

Further optimizing scheme, the inlet of the air outlet 22 is square, the outlet of the air outlet 22 is round, and the middle is smooth; the air outlet 22 is arranged in a square-round gradual change type, the inlet is square, the outlet is round, and the hot and humid air after absorbing heat is more conveniently discharged in time.

Furthermore, the utility model realizes air inlet by virtue of the fan 24 in the air outlet 22, no air inlet power is arranged at the inlet of the plate pipe 26, and meanwhile, the air inlet reduces the louver grid, reduces the wind resistance of induced air and reduces a part of energy consumption.

Furthermore, the plate tube 26 of the utility model is inserted into the frame 1, and can be directly disassembled for cleaning and maintenance.

Further optimizing scheme, spray assembly includes spray pump 32, and spray pump 32's import and water storage tank 31 intercommunication, and spray pump 32's export intercommunication has shower 33, and shower 33 encircles air intake 21 and arrange, installs the spray shower 34 of a plurality of orientation board pipes 26 on the shower 33, and the export of spray shower 34 is towards board pipes 26. The spray pump 32 pumps water in the water storage tank 31 into the spray pipe 33, and then sprays the atomized water into the inlet of the heat exchange plate bundle 23 through the spray nozzle 34, so that the traditional humidification is changed into the spraying at the air inlet, the resistance drop of the air side outside the pipe is reduced, and the energy consumption of the fan 24 is reduced, thereby achieving the purpose of saving energy; the water mist contacts with the corrugated plates 28 on the surfaces of the plate pipes 26 for heat exchange, and heat is transferred to dry and cold air, so that the temperature is reduced; the cooled water mist flows back into the water storage tank 31 again, so that the cooling water in the water storage tank 31 can be recycled.

In a further optimized scheme, the water storage tank 31 comprises a water storage cavity 35 and a backwater cavity 36, the inlet of the spray pump 32 is communicated with the water storage cavity 35, and the backwater cavity 36 is communicated with the air outlet 22; the water return chamber 36 is communicated with the inlet of the filter 37, and the outlet of the filter 37 is communicated with the water storage chamber 35. The water storage tank 31 is divided into a water storage cavity 35 and a backwater cavity 36, high-temperature water for supercooling is stored in the water storage cavity 35, the spray pump 32 sprays the high-temperature water onto the heat exchange plate bundle 23 for heat exchange and cooling, cooled cooling water enters the backwater cavity 36, low-temperature water in the backwater cavity 36 flows out for cooling, absorbs heat and heats up to become high-temperature water, and then the high-temperature water is filtered by the filter 37 and returns to the water storage cavity 35 again to realize the circulation of the cooling water.

In a further optimized scheme, the air inlet 21 is provided with a water receiver 25, and the water receiver 25 is communicated with a backwater cavity 36. The water collector 25 is made of PVC material and is arranged in the air outlet 22, so that water drops in the wet air can be well recovered into the backwater cavity 36 below, the loss of cooling water is reduced, and the consumption of spraying cooling water is reduced; the working principle of the water receiver 25 is the prior art, and will not be described here again.

Further, the heat exchange mode that this device adopted is that water smoke sprays, compares in traditional mode that sprays liquid water, more water-conserving, and the board pipe 26 surface does not have long-term water to soak simultaneously, can not form the dirt on the board pipe 26 surface, has reduced the dirt like this and has produced, and heat transfer efficiency just improves, plays energy-conserving effect, has reduced the corruption of dirt to board pipe 26 simultaneously, has improved life.

Further optimizing scheme, the bottom slope setting of return water chamber 36, the return water mouth that communicates with filter 37 import is located the bottom of return water chamber 36. The bottom slope setting of return water cavity 36, the return water mouth is installed in low position, reduces the cooling water's after the cooling residue, and filter 37 filters the cooling water of circulation simultaneously, can keep the cooling water that sprays in the water storage cavity 35 clean all the time when making equipment operation to can delay the emergence of the heat transfer efficiency problem that reduces equipment because of the scale deposit of board pipe 26 surface.

In a further optimized scheme, the frame 1 is provided with an access door 11, and the access door 11 is arranged corresponding to the heat exchange plate bundles 23. The frame 1 adopts a galvanized plate or an aluminized zinc plate to be folded into various needed structures by using a gold pulling technology, so that the problems that the section is easy to rust and is not attractive are solved, and the standardized production operation of parts can be realized; the access door 11 facilitates access to the interior of the apparatus for cleaning and servicing the heat exchange plate bundle 23.

According to the utility model, the original fin tube bundles are changed into energy-saving plate bundles by changing the structure of the central heat exchange element, and the clear distance between the adjacent plate tubes 26 is adjusted to a proper size, so that the flow resistance of air between the plate tubes 26 and the spray water heat exchange channels 27 is greatly reduced, and the problems that the surface of the original fin tube 29 is easy to scale and difficult to clean, the cooling effect of equipment process and the service life of equipment are affected are solved; meanwhile, the surface humidification of the plate tube 26 is changed into a spray mode, the flow resistance of the plate tube is identical to that of air, the flow resistance of the air side is far smaller than that of the original fin tube type, the power consumption of a motor of the fan 24 is greatly reduced, and the running cost of equipment is saved.

Example two

Referring to fig. 4-7, the difference between the present embodiment and the first embodiment is that the water circulation mechanism 3 of the present embodiment includes a backwater chamber 36 disposed at the bottommost end of the frame 1, a water storage chamber 35 is disposed above the backwater chamber 36, the water storage chamber 35 is annular, the outer wall is fixedly connected with the frame 1, and a water flow channel 38 communicating with the backwater chamber 36 is provided in the center; the top pipe of the water storage cavity 35 is obliquely arranged to the water flow channel 38 to form a water collecting bucket 39, and the cooled water flow is collected in the water collecting bucket 39 and then enters the water return cavity 36 through the water flow channel 38.

A plurality of fixing frames 312 are fixedly connected in the water return cavity 36, positioning rods 311 are longitudinally connected between the fixing frames 312 in a sliding way, the bottom ends of the positioning rods 311 extend into the water return cavity 36 and are fixedly connected with floating sealing plates 310, the floating sealing plates 310 always float on the water surface and are detachably connected with the water flow channels 38, when the water in the water return cavity 36 increases, the floating sealing plates 310 rise along with the water flow channels until the water flow channels 38 are blocked, so that the water does not enter the water return cavity 36 any more, the water return cavity 36 is prevented from being fully exploded and overflowed, and the automatic sealing function is realized; the bottom end of the fixed frame 312 is fixedly provided with a unidirectional plate 313, the unidirectional plate 313 is made of flexible materials such as rubber, the middle of the unidirectional plate 313 is fixedly connected with the bottom end of the fixed frame 312, the periphery of the unidirectional plate is in a free state, when water flows from top to bottom, the unidirectional plate 313 is deformed by water pressure, water flow movement cannot be blocked, and when the water flows from bottom to top, the unidirectional plate 313 is pressed by the water pressure, the fixed frame 312 is blocked, and water backflow is prevented.

An emergency water gap 314 which is coaxially arranged with the water flow channel 38 is formed in the position, close to the top end of the water flow channel 38, of the water storage cavity 35, the emergency water gap 314 is annular, and an emergency filter screen 315 is fixedly arranged in the emergency water gap 314; a supporting frame 316 is fixedly connected in the emergency water gap 314, an emergency ring 317 is fixedly connected at one end of the supporting frame 316 far away from the emergency filter screen through a plurality of emergency springs 323, the emergency ring 317 is embedded in the emergency water gap 314 and is in sealing installation with the emergency water gap 314, a plurality of connecting rods 318 are fixedly connected to the center at the top end of the emergency ring 317, an actuating cylinder 319 which is correspondingly arranged with a fixed rod is fixedly connected between the plurality of connecting rods 318, the bottom end of the actuating cylinder 319 is open and is detachably connected with the top end of the fixed rod, an actuating spring 320 is fixedly connected at the top end of an inner cavity of the actuating cylinder 319, and a contact plate is fixedly connected at the bottom end of the actuating spring 320 and is detachably connected with the top end of the fixed rod; when the return water cavity 36 is exploded to cause the lifting of the fixing rod, the water flow channel 38 cannot drain, in order to prevent the accumulation of return water in the water collecting bucket 39 and prevent water flow from being unable to circulate, the fixing rod pushes the actuating cylinder 319 through the abutting plate 321 and the actuating spring 320, and then the emergency ring 317 is pulled out of the emergency water port 314 through the connecting rod 318, so that water directly enters the water storage cavity 35 after being filtered by the economic filter screen through the emergency water port 314, emergency circulation of water flow is realized, until the water in the water cavity is emptied, the fixing rod sinks, the emergency spring 323 rebounds to drive the emergency ring 317 to plug the emergency water port 314 again, and the water flow is normally circulated again.

The filter 37 is internally provided with a filter basket 322, which is convenient to clean and maintain.

Compared with the first embodiment, the cooling water flow circulation of the device is more reasonable, feedback processing of emergency is more timely, an emergency processing scheme is added, and the overall fault tolerance of the device is improved.

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 (8)

1. A humidifying plate-type air cooler, characterized by comprising:

a frame (1), the frame (1) acting as a skeleton for the device;

the air circulation mechanism (2), the air circulation mechanism (2) comprises an air inlet (21) arranged on the side wall of the frame (1), and the air inlet (21) is communicated with an air outlet (22) arranged at the top end of the frame (1); a heat exchange plate bundle (23) is arranged in the air inlet (21), and the heat exchange plate bundle (23) is communicated with the air outlet (22); the heat exchange plate bundle (23) comprises a plurality of plate pipes (26) which are arranged in an array, and the plate pipes (26) are fixedly arranged in the air inlet (21); heat exchange channels (27) are formed between adjacent plate tubes (26); the inlet of the plate pipe (26) is arranged corresponding to the air inlet (21), and the outlet of the plate pipe (26) is arranged corresponding to the air outlet (22); corrugated plates (28) are fixedly connected to the surfaces of the plate pipes (26);

the water circulation mechanism (3), the water circulation mechanism (3) is including installing water storage tank (31) in frame (1) bottom, water storage tank (31) intercommunication has the spray assembly, the export of spray assembly with heat exchange plate bundle (23) correspond the setting.

2. The humidifying plate-type air cooler according to claim 1, wherein: a fan (24) is arranged in the air outlet (22), an inlet of the fan (24) faces the heat exchange plate bundle (23), and an outlet of the fan (24) faces an outlet of the air outlet (22).

3. The humidifying plate-type air cooler according to claim 1, wherein: the inlet of the air outlet (22) is square, the outlet of the air outlet (22) is circular, and the middle is in smooth transition.

4. The humidifying plate-type air cooler according to claim 1, wherein: the spray assembly comprises a spray pump (32), an inlet of the spray pump (32) is communicated with the water storage tank (31), a spray pipe (33) is communicated with an outlet of the spray pump (32), the spray pipe (33) is arranged around the air inlet (21), a plurality of spray nozzles (34) facing the plate pipe (26) are arranged on the spray pipe (33), and an outlet of the spray nozzles (34) faces the plate pipe (26).

5. The humidifying plate-type air cooler according to claim 4, wherein: the water storage tank (31) comprises a water storage cavity (35) and a backwater cavity (36), an inlet of the spray pump (32) is communicated with the water storage cavity (35), and the backwater cavity (36) is communicated with the air outlet (22); the backwater cavity (36) is communicated with the inlet of the filter (37), and the outlet of the filter (37) is communicated with the water storage cavity (35).

6. The humidifying plate-type air cooler according to claim 5, wherein: the water collector (25) is arranged on the air inlet (21), and the water collector (25) is communicated with the backwater cavity (36).

7. The humidifying plate-type air cooler according to claim 5, wherein: the bottom of the backwater cavity (36) is obliquely arranged, and a backwater port communicated with the inlet of the filter (37) is positioned at the bottom of the backwater cavity (36).

8. The humidifying plate-type air cooler according to claim 1, wherein: an access door (11) is arranged on the frame (1), and the access door (11) is arranged corresponding to the heat exchange plate bundles (23).