CN220135850U - Cold fluid cooling device of heat exchanger - Google Patents

Abstract

The utility model relates to the field of heat exchangers, in particular to a cold fluid cooling device of a heat exchanger, which comprises a tower body, wherein an air outlet is formed in the upper end of the tower body, a spray pipe is arranged in the tower body, a plurality of air inlets are formed in the lower part of the spray pipe in a penetrating manner, a fan cover which covers the periphery of the air inlets is detachably connected to the outer part of the tower body, a water curtain wallboard is arranged in the fan cover and consists of a water curtain plate and a frame, the water curtain plate is fixedly connected to the inner periphery of the frame, the frame is detachably connected with the fan cover, a blower is fixedly connected to one side of the water curtain wallboard, which is away from the tower body, a first water inlet pipe and a first water outlet pipe are detachably connected to the upper end and the lower end of the frame, and a circulating mechanism for circulating water is arranged between the first water inlet pipe and the first water outlet pipe. The utility model takes away the latent heat in the air by utilizing the water curtain to form the water film, so as to cool the air entering the tower body, and can cool the cold fluid better when the ambient temperature is higher.

Description

Cold fluid cooling device of heat exchanger

Technical Field

The utility model relates to the field of heat exchangers, in particular to a cold fluid cooling device of a heat exchanger.

Background

The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called a heat exchanger, whether a plate heat exchanger or a shell-and-tube heat exchanger, wherein the cold fluid is subjected to heat exchange with the hot fluid, then the temperature of the cold fluid is increased, and the cold fluid needs to be cooled and then recycled.

The patent application number 202220408593.5 in the related art provides a cooling water cooling system, including the water tank, the top of water tank is provided with the cooling tower, and the cooling tower is inside hollow drum structure, and the cooling tower is formed by two different drum combinations of internal diameter, and the inside upper side internal diameter of cooling tower is less than Fang Najing down, and the top fixed mounting of cooling tower has the derrick.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: the fan blade is utilized to drive the air flow to enter the cooling tower so as to cool the cooling water to be cooled, but when the temperature of the external environment of the cooling tower is higher, the temperature of the air entering the cooling tower is also higher, and the cooling effect on the cooling water is reduced.

Disclosure of Invention

In order to solve the problem that the cooling effect on cold fluid is poor when the air temperature is high, the utility model provides a cold fluid cooling device of a heat exchanger.

The utility model provides a cold fluid cooling device of a heat exchanger, which adopts the following technical scheme:

the utility model provides a cold fluid heat sink of heat exchanger, includes the tower body, the gas outlet has been seted up to the upper end of tower body, be provided with the shower in the tower body, the tower body in a plurality of air inlets have been seted up in the below department of shower, the outside detachable connection of tower body has the cover to be located the fan housing of the week side of air inlet, be provided with the cascade wallboard in the fan housing, the cascade wallboard comprises cascade board and frame, cascade board fixed connection in the inner periphery side department of frame, the frame with the fan housing detachable connection, the fan housing in one side fixedly connected with air-blower of cascade wallboard deviating from the tower body, the upper end and the lower extreme department detachable connection respectively have first inlet tube and first outlet pipe, be provided with the circulation mechanism that is used for circulating water between first inlet tube and the first outlet pipe.

Through adopting above-mentioned technical scheme, cold fluid through heat transfer in the heat exchanger gets into the shower to spray in the tower body by the shower, utilize the air-blower to blow towards the air inlet, circulation mechanism work simultaneously, make first inlet tube advance water towards the cascade plate, first outlet pipe will flow the water drainage of cascade plate, and circulate the use through circulation mechanism, can form thin water film on the surface of cascade plate (corrugated fiber board), when outdoor dry hot air was passed through the cascade plate by the air-blower suction, water in the water film can evaporate after absorbing the heat in the air, take away a large amount of latent heat, make the air temperature through the cascade plate reduce, in the air inlet entering tower body through the air inlet of cooling, thereby cool down the cold fluid more effectively, also can guarantee the cooling effect to the cold fluid under the higher circumstances of external environment temperature promptly.

Optionally, the circulation mechanism includes water tank and water pump, the bottom of water tank is provided with the support, first outlet pipe with the upper end of water tank is fixed and the intercommunication, the water inlet end of water pump with the lower extreme of water tank is fixed and the intercommunication, the water outlet end of water pump with first inlet tube is fixed and the intercommunication.

Through adopting above-mentioned technical scheme, start the water pump and make the water in the water tank get into in the frame through first inlet tube, the water flow flows through behind the water curtain board by the lower extreme of frame get into first outlet pipe, and rivers flow back to the water tank by first outlet pipe in, form hydrologic cycle, guarantee the circulating water of water curtain wallboard promptly.

Optionally, the week wall department of water tank has seted up the vent, the water tank in vent department is connected with the dust screen, the top of water tank is provided with sun-proof canopy, the periphery side department fixedly connected with insulating layer of water tank.

By adopting the technical scheme, the ventilation openings around the water tank are convenient for radiating water in the water tank, and the dustproof net is beneficial to preventing foreign matters from entering the water tank; the sun-proof canopy and the heat insulation layer are beneficial to preventing the water tank from being exposed to the sun and heating outdoors, namely preventing the water in the water tank from being heated.

Optionally, the tower body in the week side department fixedly connected with a plurality of locating studs of air inlet, the week side fixedly connected with a plurality of installation pieces of fan housing, the last locating hole of having run through of installation piece, a plurality of locating studs wear to locate a plurality of respectively locating hole and with the grafting adaptation of locating hole, locating stud threaded connection has the nut.

Through adopting above-mentioned technical scheme, remove the fan housing to the week side department of air inlet for a plurality of double-screw bolts are pegged graft respectively in the locating hole of a plurality of installation pieces, are convenient for fix a position the fan housing with a plurality of double-screw bolts, so that follow-up fixed fan housing, screw on the nut on a plurality of double-screw bolts, utilize the nut to support the installation piece tightly on the tower body, will be fixed with the tower body to the fan housing.

Optionally, the limit frame of inner periphery side fixedly connected with of fan housing, the cascade wallboard with the inner periphery side grafting adaptation of fan housing, the frame deviate from the week side of one side of tower body with limit frame butt, the frame with through a plurality of bolt fixed connection between the fan housing, a plurality of fixed orificess have been seted up to the week side of frame, the bolt screw thread wear to locate the fan housing and peg graft in the fixed orifices.

Through adopting above-mentioned technical scheme, put into the interior week side of fan housing with the cascade wallboard for frame and spacing frame butt for the bolt is to the hole, will screw on the week side of fan housing afterwards, makes bolt and fan housing threaded connection and peg graft in the fixed orifices, utilizes a plurality of bolts can be fixed with cascade wallboard and fan housing.

Optionally, the upper end and the lower extreme department of frame all run through and have seted up logical groove, the inboard of frame in logical groove department fixedly connected with internal thread ring, first inlet tube with first outlet pipe all adopts the hose to make, first inlet tube with first outlet pipe coaxial rotation respectively is connected and is linked together and has the external thread ring, the fan housing runs through and has seted up two respectively with two the installing port that leads to the groove intercommunication, two the external thread ring all wear to locate the correspondence the installing port and with the corresponding internal thread ring screw-thread adaptation.

Through adopting above-mentioned technical scheme, with the external screw thread ring on the first inlet tube in the fixed and intercommunication of the upper end of fan housing department screw in internal screw thread ring for the fixed and intercommunication of upper end of first inlet tube and frame, with the external screw thread ring on the first outlet pipe in the fixed and intercommunication of lower extreme screw thread ring of fan housing department screw in internal screw thread ring, make the lower extreme of first outlet pipe and frame, even if be favorable to installing first inlet tube and first outlet pipe.

Optionally, the tower body is provided with a power exhaust fan at the air outlet.

Through adopting above-mentioned technical scheme, the work of electric exhaust fan for the air removes and is discharged by the gas outlet to the upper end of tower body, does benefit to the contact time that increases air and cold fluid, makes the air take away the heat of cold fluid more effectively.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. the water flow in the water tank enters the water curtain wall plate to form a water film, and the air blower is used for blowing towards the water curtain wall plate, so that outdoor dry and hot air passes through the water curtain plate, latent heat in the air is taken away by the water film, and the temperature of the air passing through the water curtain plate is reduced, and therefore, even if the temperature of the air in the external environment is higher, the cooling effect on cold fluid can be ensured;

2. the circulating water of the water curtain wall plate is ensured through the water tank, the water pump, the first water inlet pipe and the first water outlet pipe, the ventilation opening is convenient for radiating water in the water tank, the dust screen is favorable for preventing foreign matters from entering the water tank, and the sun-proof shed and the heat insulation layer are favorable for preventing the water tank from being exposed outdoors and heating;

3. the spacing frame is convenient for fix a position the cascade wallboard to the follow-up a plurality of bolt fastening cascade wallboard that utilize of being convenient for, a plurality of double-screw bolts are convenient for fix a position the fan housing, utilize nut and double-screw bolt threaded connection, support the installation piece tightly on the tower body, and the fan housing is fixed with the tower body of being convenient for, pass installing port and logical groove and internal thread ring threaded connection through the external thread ring, first inlet tube and first outlet pipe of being convenient for are connected with the frame, do benefit to the installation effectiveness that improves fan housing and cascade wallboard promptly.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present utility model.

Fig. 2 is a cross-sectional view of an embodiment of the utility model at a tower.

Fig. 3 is a cross-sectional view of a water tank in an embodiment of the utility model.

Fig. 4 is an enlarged view at a in fig. 2.

Reference numerals: 1. a tower body; 2. an air outlet; 3. a power exhaust fan; 4. a shower pipe; 5. a return pipe; 6. an air inlet; 7. a fan housing; 8. a water curtain wall plate; 9. a blower; 10. a water curtain plate; 11. a frame; 12. a first water inlet pipe; 13. a first water outlet pipe; 14. a water tank; 15. a water pump; 16. a bracket; 17. sun-proof canopy; 18. a second water inlet pipe; 19. a second water outlet pipe; 20. a dust screen; 21. a thermal insulation layer; 22. positioning a stud; 23. a mounting block; 24. a nut; 25. a limit frame; 26. a bolt; 27. a fixing hole; 28. a through groove; 29. an internally threaded ring; 30. an external threaded ring; 31. and (5) an installation port.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-4.

The embodiment of the utility model discloses a cold fluid cooling device of a heat exchanger.

Referring to fig. 1 and 2, the cold fluid cooling device of the heat exchanger comprises a tower body 1, an air outlet 2 is formed in the upper end of the tower body 1, an electric exhaust fan 3 is arranged at the air outlet 2 of the tower body 1, a spray pipe 4 and a return pipe 5 are respectively fixed and communicated with the upper end and the lower end of the tower body 1, a plurality of air inlets 6 are formed in the lower portion of the spray pipe 4 in a penetrating mode on the periphery of the tower body 1, a fan housing 7 is detachably connected with the outer portion of the tower body 1, the periphery of the air inlets 6 is covered with a fan housing 7, a water curtain wallboard 8 is arranged in the fan housing 7, and a blower 9 is fixedly connected to one side, deviating from the tower body 1, of the water curtain wallboard 8.

Referring to fig. 1 and 2, the water curtain wall plate 8 is composed of a water curtain plate 10 and a frame 11, the water curtain plate 10 is made of corrugated fiber paper board, the water curtain plate 10 is fixedly connected to the inner peripheral side of the frame 11, the frame 11 is detachably connected with the fan housing 7, a first water inlet pipe 12 and a first water outlet pipe 13 are detachably connected to the upper end and the lower end of the frame 11 respectively, and a circulating mechanism for circulating water is arranged between the first water inlet pipe 12 and the first water outlet pipe 13.

Cold fluid subjected to heat exchange in the heat exchanger enters the spray pipe 4, is sprayed in the tower body 1 by the spray pipe 4, is blown towards the air inlet 6 by the air blower 9, and meanwhile, the circulating mechanism works, so that the first water inlet pipe 12 is used for feeding water towards the water curtain plate 10, the first water outlet pipe 13 is used for discharging water flowing through the water curtain plate 10 and is recycled by the circulating mechanism, and a thin water film can be formed on the surface of the water curtain plate 10 (corrugated fiber paper board).

When outdoor dry and hot air is sucked through the water curtain plate 10 by the blower 9, water in the water film can absorb heat in the air and then evaporate, so that a large amount of latent heat is taken away, the temperature of the air passing through the water curtain plate 10 is reduced, and the cooled air enters the tower body 1 through the air inlet 6.

Meanwhile, the electric exhaust fan 3 works, so that air moves to the upper end of the tower body 1 and is exhausted from the air outlet 2, the contact time of the air and cold fluid is prolonged, the air can more efficiently take away the heat of the cold fluid, and the cooling effect on the cold fluid can be guaranteed even if the temperature of the air in the external environment is higher through cooling the external air.

Referring to fig. 1, in order to ensure the circulating water of the curtain wall plate 8, the circulating mechanism comprises a water tank 14 and a water pump 15, the water tank 14 is rectangular, the bottom is fixedly connected with a bracket 16, the top of the water tank 14 is fixedly connected with a sun-proof shed 17, the upper end and the lower end of the water tank 14 are respectively and fixedly connected with a second water inlet pipe 18 communicated with an external water source and a second water outlet pipe 19 for discharging water, and valves are arranged on the second water inlet pipe 18 and the second water outlet pipe 19.

Referring to fig. 1 and 3, the first water outlet pipe 13 is fixed and communicated with the upper end of the water tank 14, one end of the first water outlet pipe extends into the water tank 14, ventilation openings are formed in the periphery of the water tank 14 in a penetrating manner, the water tank 14 is connected with a dust screen 20 at the ventilation openings, a heat insulation layer 21 is fixedly connected to the peripheral side of the water tank 14, the water inlet end of the water pump 15 is fixed and communicated with the lower end of the water tank 14, and the water outlet end of the water pump 15 is fixed and communicated with the first water inlet pipe 12.

The water is injected into the water tank 14 by the second water inlet pipe 18, the water pump 15 is started to enable water to flow into the frame 11 through the first water inlet pipe 12, the water flow enters the first water outlet pipe 13 from the lower end of the frame 11 after passing through the water curtain plate 10, and the water flow flows back into the water tank 14 from the first water outlet pipe 13 to form water circulation, namely, circulating water of the water curtain wall plate 8 is guaranteed.

The ventilation openings around the water tank 14 are used for conveniently radiating water in the water tank 14, and the dust screen 20 is used for preventing foreign matters from entering the water tank 14; the sun-proof shed 17 and the heat insulation layer 21 are beneficial to preventing the water tank 14 from being exposed to the sun and heating outdoors, namely preventing the water in the water tank 14 from being heated; finally, when the water tank 14 needs to be changed, the waste water in the water tank 14 can be discharged from the second water outlet pipe 19 by opening the valve.

Referring to fig. 2, in order to facilitate the assembly and disassembly of the fan housing 7 and the water curtain wall plate 8, the tower body 1 is fixedly connected with a plurality of positioning studs 22 at the peripheral side of the air inlet 6, a plurality of mounting blocks 23 are fixedly connected with the peripheral side of the fan housing 7, positioning holes (not shown in the figure) are formed in the mounting blocks 23 in a penetrating manner, and the positioning studs 22 are respectively arranged in the positioning holes in a penetrating manner and are in splicing fit with the positioning holes, and nuts 24 are connected with the positioning studs 22 in a threaded manner.

Referring to fig. 2 and 4, a limit frame 25 is fixedly connected to the inner peripheral side of the fan housing 7, the water curtain wall plate 8 is in plug-in fit with the inner peripheral side of the fan housing 7, the peripheral side of one side, away from the tower body 1, of the frame 11 is abutted to the limit frame 25, the frame 11 is fixedly connected with the fan housing 7 through a plurality of bolts 26, a plurality of fixing holes 27 are formed in the peripheral side of the frame 11, and the bolts 26 are threaded through the fan housing 7 and are plugged in the fixing holes 27.

Referring to fig. 1 and 4, the upper end and the lower end of the frame 11 are respectively provided with a through groove 28, the inner side of the frame 11 is fixedly connected with an internal thread ring 29 at the through groove 28, the first water inlet pipe 12 and the first water outlet pipe 13 are respectively made of hoses, the first water inlet pipe 12 and the first water outlet pipe 13 are respectively coaxially connected in a rotating manner and are communicated with an external thread ring 30, the fan housing 7 is provided with two mounting openings 31 respectively communicated with the two through grooves 28 in a penetrating manner, and the two external thread rings 30 are respectively arranged at the corresponding mounting openings 31 in a penetrating manner and are in threaded fit with the corresponding internal thread rings 29.

The water curtain wall plate 8 is placed into the inner peripheral side of the fan housing 7, the frame 11 is abutted with the limiting frame 25 so that the bolts 26 are aligned, then the bolts 26 are screwed on the peripheral side of the fan housing 7, the bolts 26 are in threaded connection with the fan housing 7 and are inserted into the fixing holes 27, and the water curtain wall plate 8 and the fan housing 7 are fixed by the bolts 26.

Then the fan housing 7 is moved to the peripheral side of the air inlet 6, a plurality of studs are respectively inserted into the positioning holes of the plurality of mounting blocks 23, the fan housing 7 is conveniently positioned by the plurality of studs so as to be convenient for the subsequent fixing of the fan housing 7, nuts 24 are screwed on the plurality of studs, and the mounting blocks 23 are abutted against the tower body 1 by the nuts 24, namely, the fan housing 7 is fixed with the tower body 1.

Finally, the external thread ring 30 on the first water inlet pipe 12 is screwed into the internal thread ring 29 at the mounting opening 31 at the upper end of the fan housing 7, so that the first water inlet pipe 12 is fixed and communicated with the upper end of the frame 11, and the external thread ring 30 on the first water outlet pipe 13 is screwed into the internal thread ring 29 at the mounting opening 31 at the lower end of the fan housing 7, so that the first water outlet pipe 13 is fixed and communicated with the lower end of the frame 11, i.e. the first water inlet pipe 12 and the first water outlet pipe 13 are conveniently mounted.

The first water inlet pipe 12 and the first water outlet pipe 13 can be detached by screwing the two external thread rings 30 to be separated from the internal thread rings 29 respectively; then the nuts 24 are unscrewed, so that the fan cover 7 can be detached; the water curtain wallboard 8 can be taken down by unscrewing the bolts 26, so that the effect of facilitating the assembly and disassembly of the fan housing 7 and the water curtain wallboard 8 is realized, and the maintenance of the inside of the fan housing 7 and the water curtain wallboard 8 is facilitated.

The implementation principle of the cold fluid cooling device of the heat exchanger provided by the embodiment of the utility model is as follows:

cold fluid subjected to heat exchange in the heat exchanger enters the spray pipe 4 and is sprayed in the tower body 1 by the spray pipe 4, the second water inlet pipe 18 is filled with water towards the water tank 14, the water pump 15 works to enable the first water inlet pipe 12 to enter water towards the water curtain plate 10 and form a water film on the water curtain plate 10, the air blower 9 blows air towards the air inlet 6, when outdoor dry hot air passes through the water curtain plate 10, water in the water film can absorb heat in the air and then evaporate, a large amount of latent heat is taken away, and the temperature of the air passing through the water curtain plate 10 is reduced.

The air through the cooling gets into in the tower body 1 through air inlet 6, and the work of electric exhaust fan 3 for the air removes and is discharged by gas outlet 2 to the upper end of tower body 1, makes the air take away the heat of cold fluid more high-efficiently, through cooling down the outside air, even the air temperature in the external environment is higher, also can guarantee the cooling effect to the cold fluid.

In addition, the water curtain wall plate 8 is conveniently positioned by the limiting frame 25, so that the water curtain wall plate 8 is conveniently fixed by a plurality of bolts 26; the fan housing 7 is conveniently positioned by utilizing a plurality of studs, and the mounting block 23 is abutted against the tower body 1 by utilizing threaded connection of the nuts 24 and the studs, so that the fan housing 7 and the tower body 1 are conveniently fixed; the external thread ring 30 passes through the mounting opening 31 and the through groove 28 to be in threaded connection with the internal thread ring 29, so that the first water inlet pipe 12 and the first water outlet pipe 13 are conveniently connected with the frame 11, namely, the mounting efficiency of the fan housing 7 and the water curtain wall plate 8 is improved.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (7)

1. A cold fluid cooling device for a heat exchanger, which is characterized in that: including tower body (1), gas outlet (2) have been seted up to the upper end of tower body (1), be provided with shower (4) in tower body (1), tower body (1) in below department of shower (4) runs through and has seted up a plurality of air inlets (6), the outside detachable connection of tower body (1) has the cover to be located fan housing (7) of the week side of air inlet (6), be provided with cascade wallboard (8) in fan housing (7), cascade wallboard (8) comprise cascade board (10) and frame (11), cascade board (10) fixed connection in the inner periphery side department of frame (11), frame (11) with one side fixedly connected with air-blower (9) of fan housing (7) in cascade wallboard (8) deviates from tower body (1), upper end and lower extreme department respectively can be connected with first inlet tube (12) and first inlet tube (13) and first circulating water outlet pipe (13), first circulating water outlet pipe (13) are used for setting up between.

2. The heat exchanger cold fluid cooling device of claim 1, wherein: the circulating mechanism comprises a water tank (14) and a water pump (15), a support (16) is arranged at the bottom of the water tank (14), a first water outlet pipe (13) is fixed and communicated with the upper end of the water tank (14), the water inlet end of the water pump (15) is fixed and communicated with the lower end of the water tank (14), and the water outlet end of the water pump (15) is fixed and communicated with the first water inlet pipe (12).

3. The heat exchanger cold fluid cooling device of claim 2, wherein: the solar water heater is characterized in that a vent is formed in the peripheral wall of the water tank (14), the water tank (14) is connected with a dust screen (20) at the vent, a sun-proof shed (17) is arranged at the top of the water tank (14), and a heat insulation layer (21) is fixedly connected to the peripheral side of the water tank (14).

4. The heat exchanger cold fluid cooling device of claim 1, wherein: the tower body (1) is fixedly connected with a plurality of positioning studs (22) at the periphery of the air inlet (6), a plurality of installation blocks (23) are fixedly connected with the periphery of the fan housing (7), positioning holes are formed in the installation blocks (23) in a penetrating mode, a plurality of positioning studs (22) penetrate through the positioning holes respectively and are matched with the positioning holes in a plugging mode, and nuts (24) are connected with the positioning studs (22) in a threaded mode.

5. The heat exchanger cold fluid cooling device of claim 1, wherein: the utility model discloses a wind turbine generator system, including wind cap (7), fan housing (7), water curtain wallboard (8), fan housing (7), spacing frame (25) of inner periphery side fixedly connected with, water curtain wallboard (8) with the inner periphery side grafting adaptation of fan housing (7), frame (11) deviate from the week side of one side of tower body (1) with spacing frame (25) butt, frame (11) with through a plurality of bolt (26) fixed connection between fan housing (7), a plurality of fixed orificess (27) have been seted up to the week side of frame (11), bolt (26) screw thread wear to locate fan housing (7) and peg graft in fixed orifices (27).

6. The heat exchanger cold fluid cooling device of claim 1, wherein: the upper end and the lower extreme department of frame (11) all run through and have seted up logical groove (28), the inboard of frame (11) in logical groove (28) department fixedly connected with internal thread ring (29), first inlet tube (12) with first outlet pipe (13) all adopt the hose to make, first inlet tube (12) with first outlet pipe (13) coaxial swivelling joint respectively and intercommunication have external thread ring (30), fan housing (7) run through and have seted up two respectively with two install mouth (31) that lead to groove (28) intercommunication, two external thread ring (30) all wear to locate corresponding install mouth (31) and with corresponding internal thread ring (29) screw-thread adaptation.

7. The heat exchanger cold fluid cooling device of claim 1, wherein: the tower body (1) is provided with an electric exhaust fan (3) at the air outlet (2).