CN217877305U

CN217877305U - Energy-saving and efficiency-improving water distribution system structure

Info

Publication number: CN217877305U
Application number: CN202221722953.5U
Authority: CN
Inventors: 江风宁; 李燕勇; 衡赛赛; 王辉; 刘剑卿
Original assignee: JIANGSU GLOBAL-LONGSHENG ENVIRONMENTAL TECHNOLOGY& DEVELOPMENT CO LTD
Current assignee: JIANGSU GLOBAL-LONGSHENG ENVIRONMENTAL TECHNOLOGY& DEVELOPMENT CO LTD
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-11-22
Anticipated expiration: 2032-07-04

Abstract

The utility model discloses an it is energy-conserving to carry water distribution system structure of imitating, include: the liquid distribution pipe fitting is used for conveying liquid; the input end of the splashing device is communicated with the output end of the liquid distribution pipe fitting and is used for distributing water to enable liquid to be sprayed in a liquid drop state; the filler is positioned at the lower end of the splashing device and used for trapping liquid drops so as to increase the heat exchange time and the heat exchange area of the liquid and the air; and the lower extension pipe is used for connecting the output end of the liquid distribution pipe fitting and the input end of the splashing device, so that the distance from the splashing device to the liquid distribution pipe fitting is longer than the distance from the splashing device to the upper end face of the filler. The utility model discloses have the technical effect that reduces the trickle and pack in order to reduce the cost, make the whole heat exchange efficiency of cooling tower improve simultaneously.

Description

Energy-saving and efficiency-improving water distribution system structure

Technical Field

The utility model relates to a water cooling plant's relevant technical field specifically is an it is energy-conserving to carry water distribution system structure of imitating.

Background

Currently, a circulating water cooling system indispensable for industrial production is facing a technical revolution taking energy conservation and emission reduction as a core, and the effect of the traditional cooling tower water distribution system identified in the design is improved from a general auxiliary effect to a main effect. As shown in fig. 1, the main equipment of the conventional water distribution system is a splashing device, the cooling effect of the splashing process is considered to be about 20% of the overall cooling efficiency of the cooling tower in the conventional design rule, the trickle filler is about 70% of the overall cooling efficiency of the cooling tower, and 10% of the rain zone (i.e. the part below the bottom of the filler to the tail of the water surface of the collecting tank) is the rain zone, but the arrangement structure between the water distribution system and the trickle filler is ignored, the proportion is obtained by estimating or through experiments according to the flowing length of the trickle in the air, and the degree of the splashing is ignored; the degree of superiority and inferiority of the splash is related not only to the performance of the splash apparatus, but also to the operating head of the splash and the height of fall (stagnation height) of the splash, and it is necessary to study the influence of the correlation among the performance of the splash apparatus, the operating head and the falling height on the cooling effect.

Based on above, the utility model provides an it is energy-conserving to carry water distribution system structure of imitating for optimize the structural relation between water distribution system and the trickle filler, thereby improve cooling efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an effect water distribution system structure is carried in energy-conservation to solve the problem of proposing in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: an energy-saving and efficiency-improving water distribution system structure comprises: the liquid distribution pipe fitting is used for conveying liquid; the input end of the splashing device is communicated with the output end of the liquid distribution pipe fitting and is used for distributing water so as to spray liquid in a liquid drop state; the filler is positioned at the lower end of the splashing device and used for capturing liquid drops so as to increase the heat exchange time and the heat exchange area of the liquid and the air; and the lower extension pipe is used for connecting the output end of the liquid distribution pipe fitting and the input end of the splashing device, so that the distance from the splashing device to the liquid distribution pipe fitting is longer than the distance from the splashing device to the upper end face of the filler.

Preferably, the water distribution system structure of effect is promoted in an energy-conservation still includes: one end of the flange is connected to the output end of the liquid distribution pipe fitting; and one end of the downward extending pipe extends into the other end of the flange, and the downward extending pipe is connected with the flange through the first splicing cap.

Preferably, the water distribution system structure of effect is promoted in an energy-conservation still includes: the other end of the downward extending pipe extends into one end of the pipe hoop, and the other end of the pipe hoop is connected with the splashing device; and the downward extending pipe and the pipe hoop are connected through the second split cap.

Preferably, an effect water distribution system structure is carried in energy-conservation still includes strutting arrangement, and strutting arrangement includes: one end of the first supporting plate is abutted or connected to the lower end of the splashing device; one end of the screw rod is connected with the other end of the first supporting plate or integrally formed; one end of the second supporting plate is abutted against the upper end of the filler; and one end of the threaded sleeve is connected with the other end of the second supporting plate or integrally formed, and the screw rod is in threaded connection with the threaded sleeve.

Preferably, the supporting device further comprises a third split cap, and the screw rod and the threaded sleeve are locked through the third split cap.

Preferably, the splashing device comprises: the input end of the liquid spraying port is in threaded connection with the other end of the pipe hoop, and the liquid spraying port is used for spraying liquid; the impeller is positioned at the lower end of the liquid spraying opening and used for distributing liquid; the impeller comprises an impeller body, a plurality of throwing baffle walls and a plurality of guide rails, wherein the impeller body is provided with a plurality of guide rails; and the upper end of the support is connected with the liquid spraying port, the lower end of the support is connected with the impeller, and the first supporting plate is connected with or abutted against the lower end of the support.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model discloses an energy-conserving water distribution system structure of imitating of carrying, it moves down to the top surface of packing (reduces the height of packing simultaneously) from original mounting height with the splash device, adopt simultaneously that the splash is effectual, the high splash device of splash, be used for prolonging the stagnant air heat transfer time of circulating water, greatly improve the splash effect, make splash efficiency improve to 35 ~ 40%, improve 15 ~ 20% than former design, simultaneously because the resistance that has reduced the filler, make the cold air flow who gets into in the cooling tower increase, though used little partial trickle filler, probably reduce the heat exchange efficiency that the trickle filler is about being less than or equal to 10%, whole heat exchange efficiency has improved 5 ~ 10% in general, and the trickle filler of using less can save partial transformation investment or construction investment, in order to reduce whole cost.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of a conventional water distribution system of the present invention;

FIG. 2 is a schematic view of a structure of a water distribution system for energy saving and efficiency improvement in an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a supporting device according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a splashing device in an embodiment of the present invention;

in the figure:

a liquid distribution pipe fitting 1;

the splashing device 2, the liquid spraying port 21, the impeller 22, the ejection baffle wall 23 and the bracket 24;

a filler 3;

a down pipe 4;

a flange 5;

a first split cap 6;

a pipe clamp 7;

a second split cap 8;

the support device 9, a first support plate 91, a screw 92, a second support plate 93, a threaded sleeve 94 and a third split cap 95.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In a traditional cooling tower, the main equipment of a water distribution system is a splashing device, the cooling effect in the splashing process is determined to be about 20% of the overall cooling efficiency of the cooling tower in the traditional design rule, the trickle filler is about 70% of the overall cooling efficiency of the cooling tower, and 10% of the trickle filler is a rain area (namely the tail part from the bottom of the filler to the water surface of a water collecting tank), the proportion pure bits are estimated or obtained through experiments according to the flowing length of trickle in the air, the influence of the structural relationship between the water distribution system and the trickle filler on the cooling effect is ignored, namely the proportion relationship between the trickle filler and the water distribution system (influencing whether the trickle filler is in full contact or not), the distance relationship (influencing the stagnant height of the trickle), the arrangement form (influencing the particle size of the trickle), and the like have obvious influence on the cooling effect.

In order to further improve the cooling efficiency, the application provides a new water distribution system structure as an embodiment to optimize the structural relationship between the water distribution system and the water spraying filler, thereby improving the cooling efficiency.

The embodiment is specifically an energy-saving and efficiency-improving water distribution system structure, as shown in fig. 2, including a liquid distribution pipe fitting 1, where the liquid distribution pipe fitting 1 is a water distribution pipe fitting arranged in a cooling tower, and has a plurality of water outlets, and the plurality of water outlets are uniformly arranged on a certain plane in the cooling tower, that is, the liquid distribution pipe fitting 1 is used for conveying cooling water; the device also comprises a plurality of splashing devices 2, wherein the input end of each splashing device 2 corresponds to and is communicated with each output end of the liquid distribution pipe fitting 1 one by one, and the device is used for distributing water in a cooling tower to spray liquid in a liquid drop state, in the embodiment, in order to improve the stagnation height of water drops and prolong the stagnation time of the water drops, so that the water drops and the filler are fully contacted while the water drops and the air are fully heat exchanged, the splashing device 2 can disperse a part of water bodies into liquid drops to be contacted with the filler, and the other part of water bodies are thrown upwards and then fall, so that the stagnation height of the water drops is improved (namely the walking path of the water bodies in the air is prolonged), and the water bodies are fully contacted with the air, thus the occupation ratio of the splashing device 2 in the cooling effect is increased, the cooling efficiency of the splashing device 2 is improved to 35-40%, and is improved by 15-20% compared with the original design; the device also comprises a filler 3, wherein the filler 3 is positioned at the lower end of the splashing device 2 and used for trapping liquid drops so as to increase the heat exchange time and the heat exchange area of liquid and air, in order to reduce the resistance of the filler 3 to the air, in the embodiment, the height of the filler 3 is set to be smaller than that of the traditional filler, namely, the area of the filler 3 is reduced, so that the flow of cold air entering the cooling tower is increased, although part of the trickle filler is used less, the heat exchange efficiency of the trickle filler is reduced by less than or equal to 10 percent, but the heat exchange efficiency of the whole cooling tower is improved by 5 to 10 percent on the whole; furthermore, because the arrangement mode between the splashing device 2 and the packing 3 needs to be considered again due to the spraying requirement of the middle splashing device 2 and the arrangement requirement of the packing 3, on the basis, the water distribution system structure further comprises a lower extension pipe 4, wherein the lower extension pipe 4 is used for connecting the output end of the liquid distribution pipe fitting 1 and the input end of the splashing device 2, so that the distance from the splashing device 2 to the liquid distribution pipe fitting 1 is longer than the distance from the splashing device 2 to the upper end face of the packing 3, a dead space is reserved for the upward thrown liquid drops, and meanwhile, the downward liquid drops are ensured to be in full contact with the packing 3.

Further, the connection mode of the liquid distribution pipe fitting 1 and the lower extension pipe 4 is as follows: as shown in fig. 2, the water distribution system structure further comprises a flange 5, wherein one end of the flange 5 is connected to the output end of the liquid distribution pipe fitting 1, and preferably, the flange 5 is hermetically connected with the output end of the liquid distribution pipe fitting 1 through a screw; still including first piece cap 6, in the one end of lower extension pipe 4 stretched into the other end of flange 5, through first piece cap 6 connection between lower extension pipe 4 and the flange 5, preferentially, first piece cap 6 is the pipe fitting that has two sections screw threads on the inner wall, and it is respectively with lower extension pipe 4, the spiro union of flange 5 to realize sealing connection.

Further, the connection mode of the downward extending pipe 4 and the splashing device 2 is specifically as follows: as shown in fig. 2, the water distribution system structure further comprises a pipe hoop 7, the other end of the downward extending pipe 4 extends into one end of the pipe hoop 7, and the other end of the pipe hoop 7 is connected with the splashing device 2; the pipe fitting is characterized by further comprising a second splicing cap 8, the lower extension pipe 4 is connected with the pipe hoop 7 through the second splicing cap 8, preferably, the second splicing cap 8 is a pipe fitting with two sections of threads on the inner wall, and the pipe fitting is in threaded connection with the lower extension pipe 4 and the pipe hoop 7 respectively to achieve sealing connection.

Further, because the splash device 2 is hung through the down pipe 4, which may cause the splash device 2 to be unstable, a device for stabilizing the splash device 2 needs to be further provided, based on this, as shown in fig. 2, the water distribution system structure further includes a supporting device 9, and the supporting device 9 is disposed between the splash device 2 and the filler 3, and can support the splash device 2 by means of the filler 3.

Furthermore, since the distance between the splashing device 2 and the filler 3 is difficult to be completely equidistant, the supporting device 9 is a device with adjustable length; based on this, as shown in fig. 3, the supporting device 9 comprises a first supporting plate 91, one end of the first supporting plate 91 is abutted or connected to the lower end of the sputtering device 2; the support device also comprises a screw 92, wherein one end of the screw 92 is connected with the other end of the first support plate 91 or integrally formed; the packing device also comprises a second supporting plate 93, wherein one end of the second supporting plate 93 is abutted against the upper end of the packing 3; the adjustable support device further comprises a threaded sleeve 94, one end of the threaded sleeve 94 is connected with the other end of the second support plate 93 or integrally formed, the screw 92 is in threaded connection with the threaded sleeve 94, and the adjustable function of the support device 9 is achieved through the threaded connection degree of the screw 92 and the threaded sleeve 94.

Further, as shown in fig. 3, the supporting device 9 further includes a third split cap 95, the screw 92 and the threaded sleeve 94 are locked by the third split cap 95, when the length is determined, the supporting device 9 can be locked by the third split cap 95, and the third split cap 95 is preferably a pipe with two sections of threads on the inner wall.

Further, as shown in fig. 4, the splashing device 2 specifically includes a liquid spraying port 21, an input end of the liquid spraying port 21 is connected with the other end of the pipe hoop 7 by a screw thread, and the liquid spraying port 21 is used for spraying liquid; the water-saving filter also comprises an impeller 22, wherein the impeller 22 is positioned at the lower end of the liquid spraying port 21 and is used for shunting the water body sprayed out of the liquid spraying port 21, so that a part of the water body falls downwards in a parabolic shape and is contacted with the filler 3; the device also comprises a plurality of throwing baffle walls 23, wherein the throwing baffle walls 23 are positioned on the impeller 22 and are mutually vertical to the impeller 22, partial water is divided by the impeller 22 and then is impacted by the throwing baffle walls 23 to be sprayed upwards, and the partial water is further atomized under the impact action, namely liquid drops move upwards and then fall down to form a longer stagnation path and a longer stagnation time; the device also comprises a bracket 24, the upper end of the bracket 24 is connected with the liquid spraying port 21, the lower end is connected with the impeller 22, and the first supporting plate 91 is connected with or abutted against the lower end of the bracket 24.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an effect water distribution system structure is carried in energy-conservation, its characterized in that includes:

the liquid distribution pipe fitting (1), the liquid distribution pipe fitting (1) is used for conveying liquid;

the input end of the splashing device (2) is communicated with the output end of the liquid distribution pipe fitting (1) and is used for distributing water to enable liquid to be sprayed in a liquid drop state;

the filler (3) is positioned at the lower end of the splashing device (2) and is used for capturing liquid drops so as to increase the heat exchange time and the heat exchange area of liquid and air;

and the lower extension pipe (4) is used for connecting the output end of the liquid distribution pipe fitting (1) and the input end of the splashing device (2), so that the distance from the splashing device (2) to the liquid distribution pipe fitting (1) is longer than the distance from the splashing device (2) to the upper end face of the filler (3).

2. The structure of an energy-saving and efficiency-improving water distribution system according to claim 1, further comprising:

one end of the flange (5) is connected to the output end of the liquid distribution pipe fitting (1);

and the first split cap (6), one end of the downward extending pipe (4) extends into the other end of the flange (5), and the downward extending pipe (4) is connected with the flange (5) through the first split cap (6).

3. The structure of an energy-saving and efficiency-improving water distribution system according to claim 1, further comprising:

the other end of the downward extending pipe (4) extends into one end of the pipe hoop (7), and the other end of the pipe hoop (7) is connected with the splashing device (2);

and the second split cap (8), the downward extending pipe (4) is connected with the pipe hoop (7) through the second split cap (8).

4. The structure of an energy-saving and efficiency-improving water distribution system as claimed in claim 3, further comprising a supporting device (9), wherein the supporting device (9) comprises:

one end of the first supporting plate (91) is abutted against or connected to the lower end of the splashing device (2);

one end of the screw rod (92) is connected with the other end of the first supporting plate (91) or integrally formed with the other end of the screw rod (92);

and a second support plate (93), one end of the second support plate (93) abutting against the upper end of the packing (3);

and one end of the threaded sleeve (94) is connected with the other end of the second supporting plate (93) or integrally formed, and the screw rod (92) is in threaded connection with the threaded sleeve (94).

5. The energy-saving and efficiency-improving water distribution system structure according to claim 4, wherein the supporting device (9) further comprises a third split cap (95), and the screw (92) and the threaded sleeve (94) are locked by the third split cap (95).

6. The structure of an energy-saving and efficiency-improving water distribution system as claimed in claim 4, wherein the splashing device (2) comprises:

the input end of the liquid spraying opening (21) is in threaded connection with the other end of the pipe hoop (7), and the liquid spraying opening (21) is used for spraying liquid;

the impeller (22) is positioned at the lower end of the liquid spraying opening (21) and used for distributing liquid;

the ejection baffle walls (23) are positioned on the impeller (22), so that part of liquid flows upwards under the impact action of the ejection baffle walls (23);

and the upper end of the support (24) is connected with the liquid spraying opening (21), the lower end of the support (24) is connected with the impeller (22), and the first supporting plate (91) is connected with or abutted against the lower end of the support (24).