CN212029933U - Plate-tube composite evaporative condenser - Google Patents
Plate-tube composite evaporative condenser Download PDFInfo
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- CN212029933U CN212029933U CN202020448778.XU CN202020448778U CN212029933U CN 212029933 U CN212029933 U CN 212029933U CN 202020448778 U CN202020448778 U CN 202020448778U CN 212029933 U CN212029933 U CN 212029933U
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Abstract
The utility model provides a plate-tube composite evaporative condenser, which relates to the technical field of evaporative condenser equipment and comprises a box body, a spraying assembly, a plate-tube heat exchanger, a water collecting plate, a fan and a water collecting tank; the spraying component is arranged above the interior of the box body; the plate-tube heat exchanger is positioned below the spraying assembly; the water collecting plate is arranged on the side part of the plate-tube heat exchanger and extends outwards and upwards, and a plurality of through water outlet holes are formed in the water collecting plate; the fan is arranged on the outer side of the air outlet. The utility model provides a compound evaporative condenser of board pipe utilizes spray set to carry out spraying of cooling water to the board tubular heat exchanger, receives the water board and can effectively collect and the water conservancy diversion with the cooling water, guarantees the abundant contact of cooling water and each position of board tubular heat exchanger, avoids the uneven problem of board tubular heat exchanger water distribution, combines the use of fan, has realized forced air cooling and water-cooled synchronous utilization, the effectual heat exchange efficiency who improves board tubular heat exchanger, has strengthened evaporative condenser's condensation effect.
Description
Technical Field
The utility model belongs to the technical field of evaporative condenser equipment, more specifically say, relate to a compound evaporative condenser of plate tube.
Background
In the fields of cooling of a refrigeration house or refrigeration of an air conditioner and the like, an evaporative condenser is mostly adopted as a heat exchange device and mainly comprises a fan, a condensing coil, a heat exchange plate, a box body and the like. The evaporative condenser in the market at the present stage usually adopts a bent coil pipe to form a heat exchanger, spray water is used for cooling the outer surface of the heat exchanger, and the circulating spray water is used for evaporation to take away heat. However, the heat exchange tubes used in such coil heat exchangers generally have smooth outer surfaces, and thus have low heat exchange efficiency.
On the other hand, when cooling water is sprayed, the cooling water can float disorderly to cause water flying, so that the external water distribution of the heat exchange tube is uneven, dry spots exist easily, the heat exchange capacity of the heat exchange tube is reduced, and scaling risks also exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a compound evaporative condenser of plate tube to solve the technical problem that the current heat exchange tube water distribution that exists is inhomogeneous among the prior art, is difficult to guarantee heat exchange efficiency.
In order to achieve the above object, the utility model adopts the following technical scheme: the plate-tube composite evaporative condenser comprises a box body, a spraying assembly, a plate-tube heat exchanger, a water collecting plate, a fan and a water collecting tank; the two sides of the box body are respectively provided with an air inlet and an air outlet; the spraying component is arranged above the interior of the box body and is provided with a downward spraying port; the plate surface of the plate-tube heat exchanger is arranged in the box body along the up-down direction and is positioned below the spraying assembly; the water collecting plate is arranged on the side part of the plate-tube heat exchanger and extends outwards and upwards, and a plurality of through water outlet holes are formed in the water collecting plate; the fan is arranged on the outer side of the air outlet; the catch basin sets up in the inside below of box, and passes through the circulating pump with spray assembly and link to each other.
As another embodiment of the present application, a plate-tube heat exchanger includes a heat exchange plate, a heat exchange tube, and an adhesive layer; the heat exchange tube is provided with straight tube sections arranged along the horizontal direction and bent tube sections used for connecting two adjacent straight tube sections; the plate surface of the heat exchange plate is arranged along the up-down direction, and an accommodating groove matched with the shape of the heat exchange tube is arranged on one side plate; the bonding layer is arranged between the heat exchange plate and the heat exchange tube and is positioned in the accommodating groove, and the bonding layer is used for connecting the heat exchange plate and the heat exchange tube; one side of the water collecting plate is connected with the upper part of the periphery of the straight pipe section, and the other side of the water collecting plate extends towards the oblique upper part.
As another embodiment of this application, the apopore sets up in receiving the adjacent one side of water board and heat exchange tube, and the apopore link up along upper and lower direction.
As another embodiment of this application, one side that the heat transfer board deviates from the holding tank also is equipped with the receipts water board that outside top extends, and the apopore sets up in receiving one side that water board and heat transfer board are adjacent.
As another embodiment of the application, the heat exchange plate is further provided with a plurality of long holes which are used for being communicated with the accommodating grooves, long axes of the long holes are parallel to the straight pipe sections, and the long holes are located above main shafts of the accommodating grooves.
As another embodiment of the application, a reinforcing rib plate with a plate surface perpendicular to a main shaft of the straight pipe section is further arranged between every two adjacent long holes.
As another embodiment of the application, the air inlet is arranged at the lower part of one side of the box body, the air outlet is arranged at the upper part of the other side of the box body, and the outer side of the air inlet is also provided with a primary filter.
As another embodiment of the application, the plate-tube heat exchanger is provided with a plurality of plates which are arranged in parallel in the box body.
As another embodiment of the present application, the spray assembly includes a main spray pipe, a first spray pipe, and two second spray pipes; the main spray pipe is communicated with an outlet pipe of the water collecting tank; the first spray pipe is perpendicular to the main spray pipe, is arranged in the axial middle of the main spray pipe and extends towards the fan; the two second spray pipes are respectively connected with two ends of the main spray pipe and symmetrically arranged on two sides of the first spray pipe, and the outer ends of the two second spray pipes extend towards the direction close to the first spray pipe.
As another embodiment of the present application, the second nozzle has a length greater than a length of the first nozzle.
The utility model provides a compound evaporative condenser of board pipe's beneficial effect lies in: compared with the prior art, the utility model provides a compound evaporative condenser of board pipe utilizes spray assembly to carry out the spraying of cooling water to the board pipe heat exchanger, receives the water board and can effectively collect and the water conservancy diversion with the cooling water, guarantees the abundant contact of cooling water and each position of board pipe heat exchanger, avoids the uneven problem of board pipe heat exchanger water distribution, combines the use of fan, has realized forced air cooling and water-cooled synchronous utilization, the effectual heat exchange efficiency who improves board pipe heat exchanger, evaporative condenser's condensation effect has been strengthened.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic partial sectional structural view of a plate-tube composite evaporative condenser according to an embodiment of the present invention;
fig. 2 is a schematic left-side view partially cross-sectional structural diagram of a first plate-tube heat exchanger provided in an embodiment of the present invention;
fig. 3 is a schematic left-side view partially cross-sectional structural diagram of a second plate-tube heat exchanger provided in an embodiment of the present invention;
fig. 4 is a schematic left-side view partially cross-sectional structural diagram of a third plate-tube heat exchanger provided in an embodiment of the present invention;
FIG. 5 is a left side view of the structure of FIG. 4;
fig. 6 is a bottom view of the spray assembly of fig. 1.
Wherein, in the figures, the respective reference numerals:
100. a box body; 110. a primary filter; 111. an air inlet; 120. a fan; 121. an air outlet; 130. a water collecting tank; 140. a circulation pump; 200. a spray assembly; 210. a main nozzle; 220. a first nozzle; 230. a second nozzle; 240. a spray port; 300. a plate-tube heat exchanger; 310. a heat exchange plate; 311. accommodating grooves; 312. a long hole; 313. reinforcing rib plates; 320. a heat exchange pipe; 321. a straight pipe section; 322. bending the pipe section; 330. an adhesive layer; 400. a water collecting plate; 410. and (7) water outlet holes.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to fig. 6, a plate-tube composite evaporative condenser of the present invention will now be described. The plate-tube composite evaporative condenser comprises a tank body 100, a spraying assembly 200, a plate-tube heat exchanger 300, a water collecting plate 400, a fan 120 and a water collecting tank 130; an air inlet 111 and an air outlet 121 are respectively arranged on two sides of the box body 100; the spraying assembly 200 is arranged above the interior of the box body 100 and is provided with a downward spraying port 240; the plate surface of the plate-tube heat exchanger 300 is arranged in the box body 100 along the up-down direction and is positioned below the spray assembly 200; the water collecting plate 400 is arranged at the side part of the plate-tube heat exchanger 300 and extends outwards and upwards, and a plurality of water outlet holes 410 which are communicated with each other are also formed in the water collecting plate 400; the fan 120 is arranged at the inner side of the air inlet 111; the sump 130 is disposed under the interior of the cabinet 100 and is connected to the spray assembly 200 by the circulation pump 140. It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The utility model provides a pair of compound evaporative condenser of board pipe, compared with the prior art, the utility model provides a compound evaporative condenser of board pipe utilizes spray set 200 to realize the spraying to the cooling water of board pipe heat exchanger 300, and water collecting plate 400 can carry out effective collection and water conservancy diversion with the cooling water, guarantees the abundant contact of cooling water and each position of board pipe heat exchanger 300, avoids the uneven problem of board pipe heat exchanger 300 water distribution, combines fan 120's use, has realized forced air cooling and water-cooled synchronous utilization, the effectual heat exchange efficiency who improves board pipe heat exchanger 300, has strengthened evaporative condenser's condensation effect.
The heat of the plate-tube heat exchanger 300 is radiated, and simultaneously the cooling water is sprayed through the spraying assembly 200, so that the cooling water in the water collecting tank 130 is sprayed onto the plate-tube heat exchanger 300 through the spraying assembly 200 for forced water cooling.
When the fan 120 draws air from the air outlet 121 to the outside, the inside of the box 100 is in a negative pressure state, cold air enters from the air inlet 111, hot air is drawn out from the air outlet 121 after heat exchange with the plate-tube heat exchanger 300, cold air outside the box 100 enters the box 100 through the air inlet 111 under the action of negative pressure, heat on the surface of the plate-tube heat exchanger 300 is taken away quickly, hot air is discharged from the top of the box 100, and therefore the cooling and heat dissipation effect is achieved.
In this embodiment, the plate-tube heat exchanger 300 is vertically disposed in the box 100, the cooling water sprayed out through the upper spraying assembly 200 realizes heat exchange with the plate-tube heat exchanger 300, and the water collecting plate 400 provided with the water outlet holes 410 can make the sprayed cooling water fully contact with each position of the plate-tube heat exchanger 300, so that the water film more comprehensively covers the surface of the plate-tube heat exchanger 300.
The heat of the heat exchange tube 320 is conducted to the heat exchange plate 310 through the adhesive layer 330, and the form of combining the heat exchange plate 310 and the heat exchange tube 320 greatly increases the heat exchange area of the heat exchange tube 320, and directly strengthens the heat exchange effect of the heat exchange tube 320; meanwhile, the cooling water is guided by the heat exchange plate 310, and the water collecting plate 400 is arranged, so that the cooling water forms continuous water flow on the surface of the heat exchange plate 310, and the utilization rate of the cooling water is improved.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, a plate-tube heat exchanger 300 includes a heat exchange plate 310, a heat exchange tube 320 and an adhesive layer 330; the heat exchange tube 320 is provided with straight tube sections 321 arranged in the horizontal direction and a bent tube section 322 for connecting two adjacent straight tube sections 321; the plate surface of the heat exchange plate 310 is arranged along the up-down direction, and an accommodating groove 311 matched with the shape of the heat exchange tube 320 is arranged on one side plate; the adhesive layer 330 is disposed between the heat exchange plate 310 and the heat exchange tube 320 and located in the accommodating groove 311, and the adhesive layer 330 is used for connecting the heat exchange plate 310 and the heat exchange tube 320; one side of the water collecting plate 400 is connected to the upper part of the outer circumference of the straight pipe section 321, and the other side extends obliquely upward.
In this embodiment, adopt plate and tube heat exchanger 300, set up heat exchange tube 320 in the holding groove 311 on heat transfer board 310, give heat transfer board 310 with heat transfer through the heat exchange tube 320 that is arranged in holding groove 311, can increase the heat transfer area of heat exchange tube 320, improve plate and tube heat exchanger 300's heat exchange efficiency. The adhesive layer 330 that sets up in the holding tank 311 is reliably connected between holding tank 311 and the heat exchange tube 320, simultaneously, will also increase the heat exchange area of heat exchange tube 320 to a certain extent, strengthens the area of contact of heat exchange tube 320 with cooling water and air, has improved the cooling effect.
The straight tube section 321 of the heat exchange tube 320 is horizontally arranged, the water collecting plate 400 is arranged on the upper portion of the outer side of the straight tube section 321, the contact area between the heat exchange tube 320 and cooling water can be increased to the maximum extent, spray water above the heat exchange tube can be kept inside the water collecting plate 400 within a small time interval, the heat exchange area between the cooling water and the plate-tube heat exchanger 300 is increased, the water outlet 410 can also conduct effective flow guide on the cooling water, and the cooling water can flow downwards along the surface of the heat exchange plate 310 and the surface of the heat exchange tube 320 until the cooling water falls into the water collecting tank 130.
Further, the bonding layer 330 is made of liquid metal, and can be made of copper, aluminum, zinc and the like, and the bonding layer 330 not only realizes bonding between the heat exchange tube 320 and the heat exchange plate 310, but also can improve the heat exchange area and enhance the heat exchange effect. The liquid metal material can prevent the heat exchange tube 320 from being bonded to the air heat insulation layer possibly existing in the accommodating groove 311, and the heat exchange efficiency can be conveniently ensured.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to fig. 4, the water outlet 410 is disposed on one side of the water collecting plate 400 adjacent to the heat exchanging pipe 320, and the water outlet 410 is through along the up-down direction. The water outlet 410 is disposed on the water collecting plate 400, and may adopt a form that a main shaft is perpendicular to a plate surface of the water collecting plate 400, so that the cooling water sprayed from above flows to the heat exchange tube 320 and the heat exchange plate 310 below through the water collecting plate 400.
Further, on the premise that the outer end of the water collecting plate 400 is inclined upward, the water outlet 410 may also be through in the vertical direction. The water outlet holes 410 are formed in the water collecting plate 400 and located at positions where the water collecting plate 400 is adjacent to the heat exchange pipe 320, and a plurality of water outlet holes 410 are formed in the axial direction of the heat exchange pipe 320, and at positions where the water outlet holes 410 are not formed, cooling water is collected due to the inclination of the water collecting plate 400, so that the cooling water is effectively contacted with the upper position of the outer periphery of the heat exchange pipe 320. At the position that has set up apopore 410, rivers then can be through apopore 410, and smooth flow to the periphery lower part of heat exchange tube 320, no matter which kind of mode, all can improve the area of contact of cooling water and heat exchange tube 320, improve heat exchange efficiency.
In order to further enhance the heat exchange efficiency, one side of the heat exchange plate 310 departing from the accommodating groove 311 is also provided with a water collecting plate 400, the water collecting plate 400 is located at the upper part of the periphery of the arc-shaped part of the other side corresponding to the accommodating groove 311 of the heat exchange plate 310, the water outlet hole 410 is also arranged at the adjacent position of the water collecting plate 400 and the heat exchange plate 310, and the effect that the cooling water flows downwards along the back plate body of the heat exchange plate 310 in sequence can be realized. The water collecting plates 400 at the above positions may or may not have end plates at both axial ends, and water flow is discharged downward only through the water outlet holes 410 after setting; without the end plate, both ends of the water outlet 410 can be drained downwards while water is drained, so that the replacement efficiency of water flow is improved.
The water collecting plate 400 is arranged, so that the problem that water flows only can contact the outer side of the heat exchange tube 320 on the uppermost layer for a short time after being sprayed downwards and then fly out in the direction away from the heat exchange plate 310 is avoided, and the water flows are ensured to be in full and sufficient contact with the heat exchange tube 320 and the heat exchange plate 310. The positions of the water outlet holes 410 are designed according to the requirement that water flow contacts the heat exchange tube 320 or the heat exchange plate 310, the number of the water outlet holes can be increased appropriately, and in order to ensure the connection strength between the water collecting plate 400 and the heat exchange tube 320, a support plate perpendicular to the straight tube section 321 can be added, so as to enhance the stability of the water collecting plate 400.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 4 to 5, a plurality of long holes 312 for communicating with the accommodating slots 311 are further disposed on the heat exchange plate 310, a long axis of the long hole 312 is parallel to the straight pipe section 321, and the long hole 312 is located above the main shaft of the accommodating slot 311. The arrangement of the long holes 312 can enable the back surface of the heat exchange plate 310 to be in an uneven state, and can play a good disturbance role in the water flow of cooling water, enhance the heat exchange effect and improve the heat exchange efficiency. The position of the long hole 312 can be that the cooling water directly contacts the part of the heat exchange tube 320 in the accommodating groove 311 for heat exchange, thereby further improving the heat exchange effect.
Due to the arrangement of the elongated holes 312, the overall strength of the heat exchange plate 310 is greatly affected. And a reinforcing rib plate 313 with the plate surface perpendicular to the main shaft of the straight pipe section 321 is arranged between two adjacent long holes 312. The plate surface of the reinforcing rib plate 313 is arranged along the vertical direction, so that the influence on the flow of cooling water is avoided, the strength attenuation caused by the long hole 312 formed in the heat exchange plate 310 can be compensated, and the overall strength of the plate-tube heat exchanger 300 can be effectively improved.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, the air inlet 111 is disposed at the lower portion of one side of the box 100, the air outlet 121 is disposed at the upper portion of the other side of the box 100, and the primary filter 110 is further disposed at the outer side of the air inlet 111. In this embodiment, the air inlet 111 is disposed at the lower portion of the box 100, and the air outlet 121 is disposed at the upper portion of the box 100, which is consistent with the temperature rise process of the air flowing in the box 100, and is helpful for the hot air after heat exchange to be rapidly discharged from the upper air outlet 121, and in the circulation process of the air flow, the air flow realizes heat exchange with the plate-tube heat exchanger 300.
The use of the primary filter 110 allows for efficient filtering of air entering the enclosure 100. The primary filter 110 mainly filters dust above 5um, is applied to the prefiltering of an air conditioner and a ventilation system, avoids the dust deposition pollution inside the system, and meets the general clean requirement on the air.
Further, the plate-tube heat exchanger 300 is provided with a plurality of plates arranged in parallel in the case 100. The arrangement of the plate-tube heat exchangers 300 can improve the overall refrigeration efficiency of the condenser and reduce the occupied space of equipment.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 and fig. 6, the spray assembly 200 includes a main spray pipe 210, a first spray pipe 220 and two second spray pipes 230; the main nozzle 210 is in communication with an outlet pipe of the sump 130; the first nozzle 220 is perpendicular to the main nozzle 210, is arranged in the axial middle of the main nozzle 210, and extends towards the fan 120; the two second nozzles 230 are respectively connected to two ends of the main nozzle 210 and symmetrically disposed at two sides of the first nozzle 220, outer ends of the two second nozzles 230 extend toward a direction close to the first nozzle 220, and a length of the second nozzle 230 is greater than a length of the first nozzle 220.
In this embodiment, the main spray pipe 210 is connected to an outlet pipe of the sump 130, and the main spray pipe 210 sprays the lower plate-and-tube heat exchanger 300 through the first spray pipe 220 and the second spray pipe 230 communicated with the main spray pipe to improve heat exchange efficiency. The first nozzle 220 is aligned with the straight pipe section 321 of the heat exchange pipe 320, and the two second nozzles 230 are inclined toward the first nozzle 220 while extending toward the side away from the main nozzle 210. Because the setting of fan 120, the air current that flows through in the box 100 can produce the blowing of certain degree to the cooling water that sprays downwards in first spray tube 220 and the second spray tube 230, the in-process that the cooling water sprays downwards can produce the trend to air outlet 121 one side slope, so the outer end of two second spray tubes 230 is gathered together to adjacent one side, reduce the width scope that sprays, it is too big to avoid the cooling water radiation scope, cause energy loss's problem, guarantee the effective cooling to the plate tube heat exchanger 300 who is close to air outlet 121 one side.
Further, the first nozzle 220 is arranged along the direction of the straight pipe section 321, so that under the action of wind power of the fan 120, an overlarge length is not required to be set, and the cooling water of the plate-tube heat exchanger 300 at the position can be completely covered by the two second nozzles 230 close to each other on one side close to the air outlet 121.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Compound evaporative condenser of board pipe, its characterized in that includes:
the two sides of the box body are respectively provided with an air inlet and an air outlet;
the spraying assembly is arranged above the interior of the box body and is provided with a downward spraying port;
the plate surface of the plate-tube heat exchanger is arranged in the box body along the vertical direction and is positioned below the spraying assembly;
the water collecting plate is arranged on the side part of the plate-tube heat exchanger and extends outwards and upwards, and a plurality of water outlet holes which are communicated are formed in the water collecting plate;
the fan is arranged on the outer side of the air outlet; and
and the water collecting tank is arranged below the inside of the box body and is connected with the spraying assembly through a circulating pump.
2. The plate and tube composite evaporative condenser of claim 1, wherein the plate and tube heat exchanger comprises heat exchange plates, heat exchange tubes and an adhesive layer; the heat exchange tube is provided with straight tube sections arranged along the horizontal direction and bent tube sections used for connecting two adjacent straight tube sections; the plate surface of the heat exchange plate is arranged along the up-down direction, and an accommodating groove matched with the shape of the heat exchange tube is formed in one side plate; the bonding layer is arranged between the heat exchange plate and the heat exchange tube and is positioned in the accommodating groove, and the bonding layer is used for connecting the heat exchange plate and the heat exchange tube; one side of the water collecting plate is connected with the upper part of the periphery of the straight pipe section, and the other side of the water collecting plate extends towards the inclined upper part.
3. The plate-tube composite evaporative condenser of claim 2, wherein the water outlet hole is formed on the side of the water collecting plate adjacent to the heat exchange tube, and the water outlet hole is through in the up-down direction.
4. The plate-tube composite evaporative condenser of claim 2, wherein the side of the heat exchange plate facing away from the accommodating groove is also provided with a water collecting plate extending outwards and upwards, and the water outlet hole is formed in the side of the water collecting plate adjacent to the heat exchange plate.
5. The plate-tube composite evaporative condenser of claim 4, wherein the heat exchange plate is further provided with a plurality of elongated holes for communicating with the accommodating grooves, the long axis of each elongated hole is parallel to the straight tube section and the elongated holes are located above the main axes of the accommodating grooves.
6. The plate-tube composite evaporative condenser of claim 5, wherein a reinforcing rib plate with a plate surface perpendicular to the main shaft of the straight tube section is further arranged between two adjacent long holes.
7. The plate-tube composite evaporative condenser of claim 1, wherein the air inlet is disposed at the lower part of one side of the box body, the air outlet is disposed at the upper part of the other side of the box body, and a primary filter is further disposed at the outer side of the air inlet.
8. The plate and tube composite evaporative condenser of claim 1, wherein the plate and tube heat exchanger is provided with a plurality of plates arranged in parallel within the tank.
9. The plate and tube composite evaporative condenser of claim 1, wherein the spray assembly comprises:
the main spray pipe is communicated with an outlet pipe of the water collecting tank;
the first spray pipe is perpendicular to the main spray pipe, is arranged in the axial middle of the main spray pipe and extends towards one side of the fan; and
and the two second spray pipes are respectively connected with two ends of the main spray pipe and symmetrically arranged on two sides of the first spray pipe, and the outer ends of the two second spray pipes extend towards the direction close to the first spray pipe.
10. The plate and tube composite evaporative condenser of claim 9, wherein the length of the second lance is greater than the length of the first lance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202020448778.XU CN212029933U (en) | 2020-03-31 | 2020-03-31 | Plate-tube composite evaporative condenser |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020448778.XU CN212029933U (en) | 2020-03-31 | 2020-03-31 | Plate-tube composite evaporative condenser |
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| CN212029933U true CN212029933U (en) | 2020-11-27 |
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| CN202020448778.XU Active CN212029933U (en) | 2020-03-31 | 2020-03-31 | Plate-tube composite evaporative condenser |
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