CN218781656U - Water-saving demisting device of orthogonal flow cooling tower - Google Patents

Abstract

The utility model discloses a water conservation defogging device of cross flow cooling tower relates to cooling tower defogging technical field. The utility model discloses a cooling tower body, cooling tower body include casing and lower casing, go up the casing top and are equipped with the vent, and casing bottom is provided with a plurality of delivery ports down, go up casing top both sides and all are provided with defogging mechanism, and delivery port department is provided with filtering mechanism, and defogging mechanism includes the casing, removes fog cover, conveyer pipe, baffle, baffling board, fan, refrigerating plant, cold wind pipe and raceway, and filtering mechanism is including crossing filter shell and filter screen. The utility model discloses a defogging mechanism and the filtering mechanism that set up are convenient for water resource cycle and are used, avoid the waste of circulating water, have improved the practicality, avoid the impurity of circulating water to lead to the water pipe to block up convenient to use.

Description

Water-saving demisting device of orthogonal flow cooling tower

Technical Field

The utility model belongs to the technical field of the cooling tower defogging, especially, relate to a water conservation defogging device of cross flow cooling tower.

Background

The cooling tower is used as an effective circulating water cooling device and is widely used in industries needing a large amount of cooling water, such as electric power, chemical industry, metallurgy, papermaking, textile and the like. The wet cooling tower is the most used cooling tower type, and the cooling purpose is achieved by spraying circulating water with higher temperature to directly contact cold air to complete heat exchange. In the operation process of the cooling tower, circulating water in the tower is in direct contact with air to transfer heat and mass, evaporation loss, air blowing loss and pollution discharge loss of the circulating water can be generated, a large amount of water resources are wasted, evaporated moisture of the circulating water is cooled by external cold air under certain climatic conditions, white fog is formed, and adverse effects are generated on urban landscapes, road visibility and the like. Therefore, the evaporation loss is reduced by recovering the moisture in the mist, and the method has important significance for the cooling tower.

At present, the wet cooling tower mainly adopts three fog dispersal technologies, namely a heating type, a multi-air volume type and an air parallel type, and supersaturated wet air is adjusted to an unsaturated area by means of heating or increasing air volume and the like to eliminate white fog.

The existing cooling tower mainly realizes cooling and temperature reduction of circulating water in a form of latent heat of evaporation in the processes of heat transfer and mass transfer between the circulating water flowing from top to bottom and air, but can increase the moisture content of the air. Because the tower outside temperature is low, takes place condensation dewfall behind the tower interior saturated humid air discharge cooling tower, and vapor discharges the atmospheric environment with the form of droplet in, has caused the waste of circulating water, and the practicality is not high, does not generally set up filter mechanism in the current cooling tower moreover, does not filter the circulating water, can lead to the circulating water to appear the incrustation scale after repetitious usage easily, leads to the water pipe to block up, influences the use, for this reason we provide a water conservation defogging device of cross flow cooling tower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water conservation defogging device of cross flow cooling tower solves current cooling tower and mainly is to carry out heat transfer, the cooling of realization circulating water with the form of evaporation latent heat among the mass transfer process through circulating water top-down flow and the air, but can increase the moisture content of air. Because the tower outside temperature is low, takes place condensation dewfall behind the tower interior saturated humid air discharge cooling tower, and vapor discharges the atmospheric environment with the form of droplet in, has caused the waste of circulating water, and the practicality is not high, generally does not set up filtering mechanism in the current cooling tower moreover, does not filter the circulating water, can lead to appearing the incrustation scale after the circulating water repetitious usage easily, leads to the water pipe to block up, influences the problem of use.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a water-saving demisting device of an orthogonal flow cooling tower, which comprises a cooling tower body, wherein the cooling tower body comprises an upper shell and a lower shell, the top of the upper shell is provided with a vent, the bottom of the lower shell is provided with a plurality of water outlets, both sides of the top of the upper shell are provided with demisting mechanisms, and the water outlets are provided with filtering mechanisms;

the demisting mechanism comprises a shell, a demisting cover, a conveying pipe, a partition plate, a baffle plate, a fan, a refrigerating device, a cold air pipe and a water pipe, wherein the shell is fixedly connected to the top of an upper shell, the demisting cover is fixedly connected to the top of an air vent of the upper shell, two ends of the conveying pipe are respectively fixedly connected to the shell and the top of the demisting cover, the partition plate is fixedly arranged in the shell, the partition plate divides the interior of the shell into a demisting chamber and a refrigerating chamber, the demisting chamber is arranged at the top of the inner side of the shell, the baffle plate is provided with a plurality of cold air cavities, each baffle plate is provided with an air inlet at the bottom, the baffle plates are fixedly connected to the top of the partition plate and are distributed at equal intervals, the fan and the refrigerating device are fixedly arranged in the refrigerating chamber, the air inlet and the air outlet of the fan are respectively and fixedly connected with an air inlet pipe and one end of the air outlet pipe, the other end of the air inlet pipe penetrates through the shell and extends to the outer side, the other end of the air outlet pipe penetrates through the shell and is sequentially communicated with the side of the front cooling tower body through the front side of the demisting cover and the interior of the shell;

the filtering mechanism comprises a filtering shell and a filtering screen, the filtering shell is fixedly arranged at the top of the water outlet of the lower shell, the filtering shell is close to one side surface inside the tower body of the cooling tower, a filtering opening is formed in the side surface, close to the cooling tower, of the filtering shell, the filtering screen is fixedly arranged inside the filtering shell, circulating water enters the filtering shell through the filtering opening, and the circulating water is filtered through the filtering screen.

Preferably, the baffle plate structure is similar to an M shape, and the contact area of the baffle plate and the mist is increased.

Preferably, a plurality of baffle plates are fixedly connected with one end of an exhaust pipe on the rear side surface, a plurality of exhaust openings are formed in the rear side surface of the shell, the other end of the exhaust pipe extends into the exhaust openings, and air in the baffle plates is exhausted to the outer side through the exhaust openings.

Preferably, a dust screen is fixedly arranged on one side, far away from the fan, of the air inlet pipe of the fan, and the dust screen filters air entering to prevent impurities in the air from blocking the air inlet pipe.

Preferably, go up the equal fixedly connected with mounting panel in casing top both sides, two the casing is fixed connection respectively at the mounting panel top that corresponds, and the mounting panel plays support fixed action to the casing.

Preferably, the filter screen has three, and three filter screen equidistance distributes in filtering the shell inside, and three filter screen mesh size diminishes from inside to the outside of cooling tower body gradually, and three filter screen carries out multistage filtration to the circulating water.

The utility model discloses following beneficial effect has:

1. the utility model discloses a defogging mechanism who sets up, inhale outside air from the air-supply line through the fan, inside air process air-supply line and play tuber pipe entering refrigerating plant, form cold air, cold air gets into the cold wind intracavity portion of baffling board through the cold-blast pipe, cool down the baffling board, the fog in the cooling tower body rises to the top of the tower, and carry to the casing inside through the conveyer pipe, and with baffling board surface contact, and the baffling board is similar to "M shape structure", increased the area of contact of fog and baffling board, when fog and baffling board contact, because baffling board surface temperature is lower, fog temperature is higher, make fog condense into water rapidly, rivers get into the lower casing inside through the raceway, collect it through the lower casing, be convenient for recycle, avoid the waste of circulating water, the practicality is improved;

2. the utility model discloses a filtering mechanism who sets up, the circulating water is inside through filtering the entering of shell filter opening and filtering the shell to in proper order through three filter screen to it carries out stage filter, and the filter effect is good, and the circulating water after the filtration passes through the delivery port and discharges to the outside, collects the circulating water through collection device, and reuse once more avoids the impurity of circulating water to lead to the water pipe to block up convenient to use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a perspective view of a water-saving defogging device for an orthogonal flow cooling tower according to the present invention;

FIG. 2 is a top view of the water-saving defogging device for an orthogonal flow cooling tower according to the present invention;

FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2 of the water-saving defogging device for an orthogonal flow cooling tower according to the present invention;

FIG. 4 is an enlarged view of the water-saving defogging device of the cross-flow cooling tower of the present invention at B in FIG. 3;

FIG. 5 is an enlarged view of the water-saving defogging device of the orthogonal flow cooling tower of the present invention at the position C in FIG. 3;

FIG. 6 is a sectional view of a demisting mechanism of a water-saving demisting device of an orthogonal flow cooling tower according to the present invention;

fig. 7 is a schematic view of a three-dimensional structure of a baffle plate of a water-saving defogging device of an orthogonal flow cooling tower according to the present invention.

In the drawings, the reference numbers indicate the following list of parts:

1. cooling the tower body; 2. an upper housing; 3. a lower housing; 4. a housing; 5. a defogging cover; 6. a delivery pipe; 7. a partition plate; 8. a baffle plate; 9. a fan; 10. a refrigeration device; 11. a cold air pipe; 12. a water delivery pipe; 13. a filter shell; 14. filtering with a screen; 15. an exhaust duct; 16. and (7) mounting the plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-7, the utility model relates to a water-saving demisting device of an orthogonal flow cooling tower, which comprises a cooling tower body 1, wherein the cooling tower body 1 comprises an upper shell 2 and a lower shell 3, the top of the upper shell 2 is provided with a vent, the bottom of the lower shell 3 is provided with a plurality of water outlets, both sides of the top of the upper shell 2 are provided with demisting mechanisms, and the water outlets are provided with filtering mechanisms;

the demisting mechanism comprises a shell 4, a demisting hood 5, a conveying pipe 6, a partition plate 7, a baffle plate 8, a fan 9, a refrigerating device 10, a cold air pipe 11 and a water pipe 12, wherein the shell 4 is fixedly connected to the top of an upper shell 2, the demisting hood 5 is fixedly connected to the top of a vent of the upper shell 2, two ends of the conveying pipe 6 are respectively and fixedly connected to the shell 4 and the top of the demisting hood 5, the partition plate 7 is fixedly arranged inside the shell 4, the partition plate 7 divides the interior of the shell 4 into a demisting chamber and a refrigerating chamber, the demisting chamber is arranged at the top of the inner side of the shell 4, the baffle plate 8 is provided with a plurality of baffle plates 8, a cold air cavity is arranged inside each baffle plate 8, an air inlet is arranged at the bottom of each baffle plate 8, the baffle plates 8 are fixedly connected to the top of the partition plate 7 and are distributed at equal intervals, the fan 9 and the refrigerating device 10 are fixedly arranged at the inner air outlet of the refrigerating chamber, the air inlet of the fan 9 and the outer side of the air pipe are respectively and fixedly connected to one end of the air outlet pipe, the air inlet pipe and the other end of the air pipe, the air inlet pipe penetrates through the shell 4 and extends to the outer side of the shell 4 to the outer side of the cooling tower body, the other end of the cooling tower body is arranged inside the shell 4 and extends to the cooling tower body through the front side of the shell 4, the cooling tower body 12, the front side of the shell 4, the demisting hood 4, the cooling tower body 12;

the filtering mechanism comprises a filtering shell 13 and a filtering screen 14, the filtering shell 13 is fixedly arranged at the top of a water outlet of the lower shell 3, the filtering shell 13 is close to one side surface inside the cooling tower body 1, a filtering opening is formed in the filtering shell 13, the filtering screen 14 is fixedly arranged inside the filtering shell 13, circulating water enters the filtering shell 13 through the filtering opening, and the circulating water is filtered through the filtering screen 14.

Wherein, the baffle plate 8 is similar to an M shape in structure, and the contact area of the baffle plate 8 and the mist is increased.

Wherein, equal fixedly connected with exhaust pipe 15 one end on a plurality of baffling board 8 trailing flank, seted up a plurality of air outlets on the 4 trailing flanks of casing, inside the exhaust pipe 15 other end extended to the air outlet, the air in the baffling board 8 discharged to the outside through the air outlet.

Wherein, the inside fan 9 air-supply line of keeping away from fan 9 one side fixed dust screen that is provided with of fan 9, the dust screen gets into the filtration to the air, avoids the impurity in the air to block up the air-supply line.

Wherein, go up the equal fixedly connected with mounting panel 16 in 2 top both sides of casing, two casing 4 respectively fixed connection at the mounting panel 16 tops that corresponds, mounting panel 16 plays support fixed action to casing 4.

Wherein, filter screen 14 has three, and three filter screen 14 equidistance distributes inside filtering shell 13, and 14 mesh sizes of three filter screen diminish from the cooling tower body 1 is inside to the outside gradually, and three filter screen 14 carries out multistage filtration to the circulating water.

The utility model discloses a theory of operation does: when fog is eliminated, external air is sucked from an air inlet pipe through a fan 9, the air enters a refrigerating device 10 through the air inlet pipe and an air outlet pipe to form cold air, the cold air enters a cold air cavity of a baffle plate 8 through a cold air pipe 11 to cool the baffle plate 8, the fog in a cooling tower body 1 rises to the top of the tower and is conveyed to the inside of a shell 4 through a conveying pipe 6 and contacts with the surface of the baffle plate 8, the baffle plate 8 is similar to an M-shaped structure, the contact area of the fog and the baffle plate 8 is increased, when the fog contacts with the baffle plate 8, the temperature of the fog is higher due to the lower surface temperature of the baffle plate 8, the fog is rapidly condensed into water, water flows into a lower shell 3 through a water conveying pipe 12 and is collected through the lower shell 3, the cold air cooled by the baffle plate 8 is heated and gradually heated and is discharged to the outside of the shell 4 through an exhaust pipe 15, the fan 9 continuously generates the cold air, the cold air is folded into the lower shell 8 to cool circulating water, the circulating water in the filtering shell 13 through a filtering port of a filtering shell 13, the circulating water is filtered, impurities are filtered, the circulating water is filtered, and discharged to the filtering device, and the circulating water is filtered, so that impurities are filtered, and discharged to be conveniently filtered, and discharged to be filtered.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a water conservation defogging device of cross flow cooling tower which characterized in that: the cooling tower comprises a cooling tower body (1), wherein the cooling tower body (1) comprises an upper shell (2) and a lower shell (3), a vent is arranged at the top of the upper shell (2), a plurality of water outlets are formed in the bottom of the lower shell (3), demisting mechanisms are arranged on two sides of the top of the upper shell (2), and a filtering mechanism is arranged at each water outlet;

the demisting mechanism comprises a shell (4), a demisting hood (5), a conveying pipe (6), a partition plate (7), a baffle plate (8), a fan (9), a refrigerating device (10), a cold air pipe (11) and a water conveying pipe (12), wherein the shell (4) is fixedly connected to the top of an upper shell (2), the demisting hood (5) is fixedly connected to the top of a vent of the upper shell (2), two ends of the conveying pipe (6) are respectively and fixedly connected to the shell (4) and the top of the demisting hood (5), the partition plate (7) is fixedly arranged inside the shell (4), the partition plate (7) divides the interior of the shell (4) into a demisting chamber and a refrigerating chamber, the demisting chamber is arranged at the top of the inner side of the shell (4), the baffle plate (8) is provided with a plurality of cold air cavities inside the baffle plate (8), each baffle plate (8) is provided with an air inlet at the bottom, the baffle plate (8) is fixedly connected to the top of the partition plate (7) and is distributed in an equal distance, the fan (9) and the refrigerating device (10) are fixedly arranged inside, the air inlet pipe and the other end of the refrigerating device extends to the air pipe (9), the top of the refrigerating device (10) is fixedly connected with a plurality of cold air pipes (11), the other ends of the cold air pipes (11) penetrate through the partition plate (7) and extend to the inside of the air inlet of the corresponding baffle plate (8), one end of the water pipe (12) is arranged inside the shell (4) and is positioned at the bottom of the inner side of the demisting chamber, and the other end of the water pipe (12) penetrates through the front side surface of the shell (4) and the outer side surface of the lower shell (3) in sequence and extends to the inside of the cooling tower body (1);

the filtering mechanism comprises a filtering shell (13) and a filtering screen (14), the filtering shell (13) is fixedly arranged at the top of the water outlet of the lower shell (3), the filtering shell (13) is close to one side surface inside the cooling tower body (1), and a filtering opening is formed in the side surface, inside the filtering shell (13), of the filtering screen (14) is fixedly arranged.

2. The water-saving demisting device for orthogonal flow cooling tower as claimed in claim 1, wherein the baffle (8) is configured like an "M" shape.

3. The water-saving demisting device for the cross-flow cooling tower as claimed in claim 2, wherein one end of an exhaust duct (15) is fixedly connected to the rear side of each of the plurality of baffle plates (8), the rear side of the housing (4) is provided with a plurality of exhaust outlets, and the other end of the exhaust duct (15) extends into the exhaust outlets.

4. The water-saving defogging device for a cross-flow cooling tower of claim 3, wherein a dust screen is fixedly arranged on one side of the inner side of the air inlet pipe of the fan (9) far away from the fan (9).

5. The water-saving demisting device for the cross-flow cooling tower as claimed in claim 4, wherein the two sides of the top of the upper casing (2) are fixedly connected with mounting plates (16), and the two casings (4) are respectively and fixedly connected with the tops of the corresponding mounting plates (16).

6. The water-saving demisting device for cross-flow cooling tower as claimed in claim 1, wherein there are three said screens (14), and three said screens (14) are equally spaced inside the filtering shell (13).

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