CN211060697U - Countercurrent hyperbolic cooling tower - Google Patents
Countercurrent hyperbolic cooling tower Download PDFInfo
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- CN211060697U CN211060697U CN201921492073.1U CN201921492073U CN211060697U CN 211060697 U CN211060697 U CN 211060697U CN 201921492073 U CN201921492073 U CN 201921492073U CN 211060697 U CN211060697 U CN 211060697U
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Abstract
The utility model provides a countercurrent hyperbolic cooling tower, which comprises a tower body, a V-shaped dehydrator, a spray head water distribution groove, a dispersion spray head, a honeycomb rectifier, an air inlet, a tower inlet water pipe and a water collecting tank; the V-shaped dehydrator is positioned below the tower body; the spray head water distribution tank is positioned below the V-shaped dehydrator in the tower body; the dispersed spray heads are uniformly distributed at the bottom of the spray head water distribution tank in a staggered manner; a heat exchange space for the countercurrent contact of water drops and air is arranged between the spray head water distribution tank and the honeycomb rectifier; a honeycomb rectifier is arranged below the spray head water distribution tank; an air inlet is arranged between the honeycomb rectifier and the water collecting tank, and the tower inlet water pipe is positioned below the air inlet. The beneficial technical effects of the utility model reside in that cooling effect is stable, and better, the energy-concerving and environment-protective of low maintenance.
Description
Technical Field
The utility model relates to a circulating water cooling tower field especially relates to countercurrent hyperbolic cooling tower.
Background
The cooling tower utilizes circulating water to exchange heat after flowing and contacting with air, and utilizes the principles of steam heat dissipation, convection heat transfer, radiation heat transfer and the like to dissipate the water which is cooled by waste heat generated in a power plant generator system and then is lifted by a water pump to ensure the normal operation of the system.
The hyperbolic cooling tower in the prior art at home and abroad widely adopts the traditional fixed reflection spray head and high-density filler, the hyperbolic cooling tower with the high-density filler with various waveforms is produced, the cold efficiency of the hyperbolic cooling tower with the counter-flow filler is difficult to maintain and improve from the development and use conditions, the filler is easy to age, scale and have large resistance when in operation, the cold efficiency is obviously reduced after the scale is produced, a large amount of scale remover is required to be continuously added for removing scale, the cold efficiency can be maintained only by maintaining the hydrophilicity of the filler, and the operation and maintenance cost is high.
The utility model discloses countercurrent hyperbolic cooling tower can ensure to improve cold efficiency when the operation to the operation maintenance cost is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an energy-concerving and environment-protective adverse current hyperbola cooling tower that cooling effect is stable, and better, low maintenance.
According to one aspect of the utility model, a countercurrent hyperbolic cooling tower is provided, which comprises a tower body, a V-shaped dehydrator, a spray head water distribution tank, a dispersing spray head, a honeycomb rectifier, an air inlet, a tower inlet water pipe and a water collecting tank; the tower body is of a wind-cone-shaped structure, and the V-shaped dehydrator is positioned below the inside of the tower body; the spray head water distribution tank is positioned below the V-shaped dehydrator in the tower body; the dispersed spray heads are uniformly distributed at the bottom of the spray head water distribution tank in a staggered manner; a honeycomb rectifier is arranged below the spray head water distribution tank; a heat exchange space for the countercurrent contact of water drops and air is arranged between the spray head water distribution tank and the honeycomb rectifier; a water collecting tank is arranged at the bottom of the tower body, an air inlet is arranged between the honeycomb rectifier and the water collecting tank, and a tower inlet water pipe is positioned below the air inlet; the dispersion sprayer comprises a nozzle, a first splash disc, a second splash disc and a water dividing head which are coaxially arranged from top to bottom, the diameters of the first splash disc, the second splash disc and the water dividing head are gradually reduced, a first through hole is formed in the center of the first splash disc, a second through hole is formed in the center of the second splash disc, the diameters of the nozzle, the first through hole and the second through hole are gradually reduced, a plurality of first oblique water dividing teeth are uniformly distributed on the edge of the first splash disc, a plurality of second oblique water dividing teeth are uniformly distributed on the edge of the second splash disc, and the first oblique water dividing teeth and the second oblique water dividing teeth are opposite in deviation.
In some embodiments, the first and second angled cutwater teeth are both triangular in cross-section. Therefore, the surface of the inclined water dividing tooth is a plane, when water flow impacts the upper surface of the inclined water dividing tooth, the inclined water dividing tooth is divided into more water drops, and the diffusion degree of water sprayed from the water splashing disc in the longitudinal direction can be further improved.
In some embodiments, the first angled dividing tooth bottom surface is parallel to the first splash pan bottom surface. Therefore, the splitting degree of the water flow after impacting the first inclined water dividing tooth can be further improved.
In some embodiments, the second angled dividing tooth bottom surface is parallel to the second splash pan bottom surface. Therefore, the splitting degree of the water flow after impacting the second inclined water dividing tooth can be further improved.
In some embodiments, the first splash plate and the second splash plate are both cone structures.
In some embodiments, the first splash plate is provided with a first nozzle coaxially towards the nozzle at the first through hole. Therefore, the water sprayed on the first splash plate is divided into a plurality of layers, and the diffusion degree of the water sprayed on the first splash plate in the longitudinal direction is further improved.
In some embodiments, the second splash plate is provided with a second nozzle coaxially arranged towards the nozzle at the second through hole. Therefore, the water sprayed on the second splash plate is divided into a plurality of layers, and the diffusion degree of the water sprayed on the second splash plate in the longitudinal direction is further improved.
In some embodiments, the water diversion head is a conical structure, and an inward-concave shoulder is annularly arranged on the side surface of the water diversion head. Therefore, the water flow flowing down from the second through hole is split into smaller water drops by the water dividing head and the shoulder, and the hollow phenomenon is reduced.
In some embodiments, the dividing head has a plurality of arc-shaped grooves distributed circumferentially on the surface below the shoulder. From this, partial rivers flow down from the arc recess, and rotatory division can avoid the cavity phenomenon of shower nozzle water spray almost completely, has improved the heat transfer effect.
In some embodiments, a nozzle tube is inserted into the nozzle. Therefore, the nozzle pipe can be suitable for cooling towers with different sizes by inserting nozzle pipes with different diameters.
In some embodiments, the V-shaped dehydrator is composed of a plurality of V-shaped sheets arranged in parallel with each other and fixed by a connecting rod. The dewatering efficiency is higher, the strength is high, the deformation is not easy, and the service life is longer than that of the traditional dewaterer.
In some embodiments, the honeycomb rectifier is a hexagonal honeycomb structure formed by bonding a plurality of curved sheets and flat sheets, and plays a role in guiding air flow, so that air flow uniformly enters a tower cavity without generating vortex flow, and fine water drops uniformly fall back to the honeycomb rectifier under the action of gravity to fall into a water collecting tank after being secondarily cooled; the honeycomb rectifier is characterized in that a plurality of curved sheets are firstly bonded into a plurality of hexagonal honeycomb structures, then the hexagonal honeycomb structures are sequentially bonded to form the honeycomb rectifier, a flat sheet is inserted between two adjacent hexagonal honeycomb structures, the flat sheet can be bonded with the hexagonal honeycomb structures, and the pressure bearing capacity of the honeycomb rectifier can be improved by the flat sheet.
Drawings
FIG. 1 is a schematic structural diagram of a countercurrent hyperbolic cooling tower of the present invention;
FIG. 2 is a schematic structural view of a V-shaped dehydrator of the countercurrent hyperbolic cooling tower of the present invention;
FIG. 3 is a side view of the V-shaped dehydrator of the countercurrent hyperbolic cooling tower of the present invention;
fig. 4 is a perspective view of the dispersion nozzle of the present invention;
fig. 5 is a schematic structural view of a first splash plate of the dispersion nozzle of the present invention;
fig. 6 is a schematic structural view of a second splash plate of the dispersion spray head of the present invention;
fig. 7 is a top view of the water dividing head of the dispersing nozzle of the present invention;
fig. 8 is a side view of the water distribution head of the dispenser of the present invention;
fig. 9 is a schematic structural view of the dispersion nozzle of the present invention with nozzle pipes;
FIG. 10 is a schematic structural view of a honeycomb rectifier of the counter-flow hyperbolic cooling tower of the present invention;
fig. 11 is a cross-sectional view of the honeycomb rectifier of the counter-flow hyperbolic cooling tower of the present invention.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1-11, a counter-flow hyperbolic cooling tower comprises: the tower comprises a tower body 1, a V-shaped dehydrator 2, a spray head water distribution tank 6, a dispersing spray head 9, a honeycomb rectifier 11, an air inlet 14, a tower inlet water pipe 4, an access door 35 and a water collecting tank 15.
The tower body 1 is a large-scale tower body structure, particularly a wind-cone-shaped structure, and in actual construction, proper materials can be selected as the materials of the tower body according to different requirements of constructors. The utility model discloses an among some embodiments, when needs build large-scale tower, the tower body material is the concrete, when needs build medium-sized tower, the tower body material is glass steel.
The V-shaped dehydrator 2 is positioned below the middle part inside the tower body 1 and above the spray head water distribution tank 6 in the tower, the V-shaped dehydrator 2 can be fixed on the inner wall of the tower body 1 through a frame body, the V-shaped dehydrator 2 is formed by arranging a plurality of V-shaped pieces 21 in parallel, and is fixed through a connecting rod 22, and particularly the connecting rod 22 rushes through each V-shaped piece 21 to fix the V-shaped dehydrator. A space is formed between the dispersion spray nozzle 9 and the honeycomb rectifier 11, and the space provides a heat exchange space for the contact of fine water drops sprayed by the dispersion spray nozzle and unsaturated air to carry out heat exchange; the spray head water distribution tank can be fixedly arranged at the middle lower part of the tower through a bracket and is positioned below the V-shaped dehydrator, and the spray head water distribution tank 6 is fixedly arranged on the inner wall of the tower body 1. In this embodiment, the dispersing nozzle 9 may be provided in a plurality of numbers, and the dispersing nozzle 9 is fixedly installed at the bottom of the nozzle water distribution tank 6 and is distributed uniformly.
The dispersing sprayer comprises a nozzle 91, a first splash pan 92, a second splash pan 93 and a water dividing head 94 which are coaxially arranged from top to bottom, the nozzle 91 can be connected to the sprayer water distribution tank 6 in a flange mode, and the nozzle 91, the first splash pan 92, the second splash pan 93 and the water dividing head 94 can be fixedly connected through connecting arms in sequence.
The diameters of the first splash plate 92, the second splash plate 93, and the water dividing head 94 are gradually reduced. The first through hole 921 is provided at the center of the first splash plate 92, the second through hole 931 is provided at the center of the second splash plate 93, and the diameters of the nozzle 91, the first through hole 921 and the second through hole 931 are gradually reduced. Therefore, water sprayed by the spray head can be sputtered on the first water splashing disc 92, the second water splashing disc 93 and the water dividing head 94 in sequence, and is divided into a large number of small water drops, and the heat exchange effect of the water drops and air is improved.
A plurality of first oblique water distributing teeth 922 are uniformly distributed on the edge of the first water splashing disc 92, a plurality of second oblique water distributing teeth 932 are uniformly distributed on the edge of the second water splashing disc 93, and the deviation of the first oblique water distributing teeth 922 and the deviation of the second oblique water distributing teeth 932 are opposite. Wherein, in one embodiment, the first angled diversion tooth 922 deflects in a right-hand direction and the second angled diversion tooth 932 deflects in a left-hand direction when viewed from the nozzle 91 toward the diversion head 94. In another embodiment, the first angled cutwater tooth 922 is left-handed and the second angled cutwater tooth 932 is right-handed when viewed from the nozzle 91 toward the cutwater 94.
Therefore, the first inclined water distribution teeth and the second inclined water distribution teeth which are opposite in deviation are arranged, the diffusivity of water sprayed from the water splashing disks in the longitudinal direction can be improved, the water sprayed from each water splashing disk is divided into multiple layers, the water sprayed by the spray head in unit time can be improved and divided into more water drops, the sprayed water drops are more uniform, the contact area of the water and air is increased, and the heat exchange efficiency of the cooling tower is greatly improved.
The cross sections of the first oblique water diversion tooth 922 and the second oblique water diversion tooth 932 are both triangular. Therefore, the surface of the inclined water dividing tooth is a plane, when water flow impacts the upper surface of the inclined water dividing tooth, the inclined water dividing tooth is divided into more water drops, and the diffusion degree of water sprayed from the water splashing disc in the longitudinal direction can be further improved.
The bottom surface of the first inclined water diversion tooth 922 is parallel to the bottom surface of the first splash pan 92. Therefore, the splitting degree of the water flow after impacting the first inclined water dividing tooth can be further improved.
The bottom surface of the second inclined water diversion tooth 932 is parallel to the bottom surface of the second splash pan 93. Therefore, the splitting degree of the water flow after impacting the second inclined water dividing tooth can be further improved.
The first splash plate 92 and the second splash plate 93 are both of a cone structure.
The first splash plate 92 is provided with a first pipe orifice 923 coaxially and integrally formed at the first through hole 921 toward the nozzle 91. Therefore, the water sprayed on the first splash plate is divided into a plurality of layers, and the diffusion degree of the water sprayed on the first splash plate in the longitudinal direction is further improved.
The second splash plate 93 has a second nozzle 933 coaxially formed integrally at the second through hole 931 toward the nozzle 91. Therefore, the water sprayed on the second splash plate is divided into a plurality of layers, and the diffusion degree of the water sprayed on the second splash plate in the longitudinal direction is further improved.
The water dividing head 94 is a cone structure, and an inward concave shoulder 941 is annularly and integrally formed on the side surface of the water dividing head 94. Therefore, the water flow flowing down from the second through hole is split into smaller water drops by the water dividing head and the shoulder, and the hollow phenomenon is reduced.
In an embodiment, a plurality of grooves 942 are further uniformly distributed in a circumferential direction on the surface of the dividing head 94 below the shoulder 941, the grooves 942 are dug on the surface of the dividing head 94, and the grooves 942 may be linear or arc. When arcuate, each arcuate groove 942 is uniformly biased, and may be biased clockwise or counterclockwise. From this, partial rivers flow down from the arc recess, can prevent the jump phenomenon of water on the water knockout drum, and rotatory division can avoid the cavity phenomenon of shower nozzle water spray almost completely, has improved heat transfer effect.
In use, water is sprayed from the nozzle 91, a part of the water hits the first splash plate 92, the water is scattered into a large number of small water droplets, and the other part of the water flows from the first through hole 921 to the second splash plate 93. A part of the water flowing out of the first through hole 921 hits the second splash plate 93, and the water is splashed and spread into a large number of droplets, and another part of the water flows from the second through hole 931 to the water dividing head 94. A part of the water flowing down from the second through hole 931 is split into smaller water drops by the water dividing head and the shoulder, and the other part of the water flows down from the groove and is split in a rotating way.
In addition, in an embodiment, the bottom of the water dividing head 94 is provided with a water spraying end, the water spraying end is of an inverted cone structure, the water spraying end can be connected with the water dividing head 94 in an integrated forming manner, in addition, the side surface of the water spraying end is sequentially provided with a plurality of annular angle grooves along the axial direction, in this embodiment, 93 annular angle 9 grooves 51 are arranged, and one side of the cross section of each annular angle groove is of an angular structure. From this, partial water that flows down from recess 942 is split into the water droplet by annular angle groove step by step, and then can realize that the shower nozzle water spray does not have the cavity phenomenon, has improved the heat exchange efficiency of water with the air.
As shown in fig. 9, a nozzle tube 96 is inserted into the nozzle 91. Thus, cooling towers of different sizes may be accommodated by inserting nozzle tubes 96 of different diameters, which may be sized to accommodate flow rates of 6 tons per hour, 8 tons per hour, or 10 tons per hour.
The cellular rectifier 11 is arranged below the dispersion spray nozzle 9, the cellular rectifier 11 can be fixedly arranged in the tower body 1 through a cellular rectifier frame, the cellular rectifier 11 is of a hexagonal cellular structure and is formed by bonding a plurality of cellular rectifier curved sheets and flat sheets, the cellular rectifier 11 is uniformly distributed on the whole cellular rectifier frame, air flow can uniformly enter a tower cavity without generating vortex, the relative flow velocity of gas-liquid contact area is increased, fine water drops sprayed by the dispersion spray nozzle 9 are not aggregated, the water drops are uniformly distributed and fall, and the water drops are fully subjected to heat exchange with unsaturated air. An air inlet 14 is arranged below the honeycomb type rectifier frame 11, the air inlet 14 can be arranged on the tower body 1, and a water collecting tank 15 is arranged in the land below the tower body 1.
When the water flow is ejected by the dispersion nozzle, the water flow is cracked and refined into a plurality of fine water drops, the contact area with unsaturated air is increased, on the other hand, the ejected water drops are ejected to the tower cavity to be in full contact and flexible with the air flow by the kinetic energy, heat and mass exchange of water and air is facilitated, the water drop cooling speed is accelerated, and the ejected fine water drops flow to the honeycomb rectifier in a countercurrent mode under the action of gravity and fall into the water collecting tank after secondary cooling. The continuous turbulence of the airflow in the tower cavity increases the relative flow velocity of the gas-liquid contact area, enhances the heat exchange efficiency and thus discards the filler.
When the cooling tower operates, the saturated wet air in the tower is mixed with numerous fine water drops, the guide channel of the V-shaped dehydrator forms a unique multidimensional space, the ventilation resistance is small, the vortex phenomenon in the tower is effectively controlled, the problem that the fine water drops are easy to drift to increase the circulating water consumption outside the tower is avoided, the environmental pollution is avoided, the unstable factor of the flow state in the cavity of the tower is improved, and the dehydration efficiency is further improved.
The anti-wall-flow plate is connected to the inner wall of the tower body 6 and located at the lower edge of the honeycomb rectifier 11, and forms an angle of 30-60 degrees with the side wall of the tower body 6, and in the embodiment, forms an angle of 40 degrees with the side wall of the tower body 6.
The utility model discloses a countercurrent hyperbolic cooling tower is the function like this: starting a pump of a circulating water system, sending high-temperature water in the water collecting tank 15 to the dispersing spray head 9 through the tower inlet water pipe, spraying the high-temperature water through the spray nozzle 91, and dispersing the high-temperature water into uniform and fine water drops, so that the high-temperature water can fully exchange heat with unsaturated air entering through the honeycomb rectifier 11; the fine water drops sprayed by the dispersion spray head 9 uniformly fall to the honeycomb rectifier 11 under the influence of gravity and uniform air flow for secondary cooling, fall into the water collecting tank 15, and then are returned to the cooling tower after being output to each heat exchange device by the water pump, so that the water can be recycled repeatedly.
It should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art will be able to make the description as a whole, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.
The above list of details is only for the concrete description of the feasible embodiments of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent embodiments or modifications not departing from the present invention should be included in the scope of the present invention.
Claims (6)
1. The countercurrent hyperbolic cooling tower is characterized by comprising a tower body, a V-shaped dehydrator, a spray head water distribution tank, a dispersing spray head, a honeycomb rectifier, an air inlet, a tower inlet water pipe and a water collecting tank; the tower body is of a wind-cone-shaped structure, and the V-shaped dehydrator is positioned below the inside of the tower body; the spray head water distribution tank is positioned below the V-shaped dehydrator in the tower body; the dispersing spray heads are uniformly distributed at the bottom of the spray head water distribution tank in a staggered manner; the honeycomb rectifier is arranged below the spray head water distribution tank; a heat exchange space for the countercurrent contact of water drops and air is formed between the spray head water distribution tank and the honeycomb rectifier; the bottom of the tower body is provided with the water collecting tank, the air inlet is formed between the honeycomb rectifier and the water collecting tank, and the tower inlet water pipe is positioned below the air inlet;
the dispersion shower nozzle includes from the top down coaxial setting nozzle (91), first splash box (92), second splash box (93) and divides water head (94), and the diameter of first splash box (92), second splash box (93) and divide water head (94) reduces gradually, first splash box (92) center department is equipped with first through-hole (921), second splash box (93) center department is equipped with second through-hole (931), the diameter of nozzle (91), first through-hole (921) and second through-hole (931) reduces gradually, first splash box (92) edge equipartition has a plurality of first slant to divide water tooth (922), second splash box (93) edge equipartition has a plurality of second slant to divide water tooth (932), first slant divide water tooth (922) with second slant divides water tooth (932) partial pressure to opposite.
2. A counter-flow hyperbolic cooling tower as in claim 1, in which said first splash plate (92) is provided with a first nozzle (923) coaxially towards said nozzle (91) at a first through hole (921).
3. A counter-flow hyperbolic cooling tower as claimed in claim 1, in which said second splash plate (93) is provided with a second nozzle (933) coaxially towards said nozzle (91) at a second through hole (931).
4. A counter-flow hyperbolic cooling tower as claimed in claim 1 in which said water knockout head (94) is of conical configuration, with an inward concave shoulder (941) provided circumferentially on the side of said water knockout head (94).
5. A counter-flow hyperbolic cooling tower according to claim 4, in which said water knockout head (94) is provided with a plurality of grooves (942) circumferentially distributed at the surface below said shoulder (941).
6. A counter-flow hyperbolic cooling tower as claimed in claim 1, in which said nozzles (91) are internally inserted with nozzle tubes (96).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921492073.1U CN211060697U (en) | 2019-09-09 | 2019-09-09 | Countercurrent hyperbolic cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921492073.1U CN211060697U (en) | 2019-09-09 | 2019-09-09 | Countercurrent hyperbolic cooling tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211060697U true CN211060697U (en) | 2020-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921492073.1U Expired - Fee Related CN211060697U (en) | 2019-09-09 | 2019-09-09 | Countercurrent hyperbolic cooling tower |
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| CN (1) | CN211060697U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112833700A (en) * | 2021-01-31 | 2021-05-25 | 厦门金名节能科技有限公司 | Efficient water distribution nozzle for cooling tower |
-
2019
- 2019-09-09 CN CN201921492073.1U patent/CN211060697U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112833700A (en) * | 2021-01-31 | 2021-05-25 | 厦门金名节能科技有限公司 | Efficient water distribution nozzle for cooling tower |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200721 Termination date: 20210909 |