CN217900543U - Water-shielding cloth hood of high-level water-collecting cooling tower - Google Patents
Water-shielding cloth hood of high-level water-collecting cooling tower Download PDFInfo
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- CN217900543U CN217900543U CN202222046068.6U CN202222046068U CN217900543U CN 217900543 U CN217900543 U CN 217900543U CN 202222046068 U CN202222046068 U CN 202222046068U CN 217900543 U CN217900543 U CN 217900543U
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Abstract
A water-shielding and air-distributing hood of a high-order water-collecting cooling tower comprises a hood top cover, a hood body and a hood bottom which are sequentially arranged at the top of an air guide shaft from top to bottom, wherein the hood body is provided with a plurality of layers, the hood top cover, the plurality of layers of hood bodies and the hood bottom are all provided with inclined planes in a circumferential circle, the radius from the hood top cover, the plurality of layers of hood bodies to the inclined planes of the hood bottom is sequentially increased, and an overlapped part is arranged between every two adjacent layers in the horizontal direction; the cap top cover, the cap body and the cap bottom are formed by splicing a plurality of fan sections, the side surfaces of the two adjacent fan sections are oppositely connected together, a sealing plate strip for stopping water is clamped between the two adjacent fan sections, and water is drained through the outer edges of the fan sections. The utility model discloses a cover water cloth hood can prevent that the cold water in cooling tower rain district from leaking away from the wind-guiding well to realize evenly distributing wind in the below of packing, make the heat transfer state homogenization of packing. The utility model discloses have the second function that prevents that cold water from leaking away from in the wind-guiding well to cover water function and distribution, equipartition cold wind, the total investment is showing and is being less than the tower of hating.
Description
Technical Field
The utility model relates to a natural draft cooling tower field, concretely relates to water-covering cloth hood of water cooling tower is received to high-order.
Background
Compared with the conventional tower, the Ha-Gao tower has the advantages of energy conservation, low noise, direct cold air to the tower core and remarkable reduction of water pump cavitation. Ha Gaoda achieves the goal of high-level water collection by changing the downwash path and the air ascending path of the cooling tower in the rain area through constructing and installing a very complicated water collection device, but at the cost of higher investment. For example, an Anqing power plant 12000m 2 Ha Gaoda 14000m equivalent to cold efficiency 2 The initial investment is increased by about 3861 ten-thousand dollars (calculated as the inlet core section) compared to a conventional column; jiangsu sentence capacity power plant 10200m 2 The ratio of the height tower to the cooling efficiency is equivalent to 12000m 2 The conventional tower investment is 2850 ten thousand yuan (the tower core part material is calculated according to the domestic material); 9500m of Anhui combined Feijiang power plant 2 The investment of the high tower is 1800 ten thousand yuan more than that of the conventional tower (the tower core is calculated according to domestic materials). Ha Gaoda has higher investment than the conventional tower, and the extra investment is compensated by saving energy through a water pump within 5 years. Compared with the prior art, the eight-high tower keeps the advantages of the haohao tower in the aspects of energy saving and consumption reduction and low noise, and overcomes the defect of overlarge investment of the haohao tower. The eight-high tower is not provided with a high-level water collecting device (a water collecting inclined plate and a water collecting groove), and simultaneously, the shape and the size of a high-level water collecting pool of the haohao tower are changed into a smooth flat shallow conical hopper pool with an air guide well or a step conical hopper pool. The step cone bucket water pool is more beneficial to burying the air guide shaft and supporting the ring beam. As an important part of the eight-high tower, how to arrange the water-shielding cloth hood is the key for realizing the same effect of the eight-high tower on the premise of reducing the investment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a water-covering cloth hood of water cooling tower is received to high-order adopts eight high towers to solve the problem that the tower cost of hating is expensive to overcome its technical defect such as easily splash, filler change difficulty, can prevent that the cold water in cooling tower rain zone from leaking away from the wind-guiding well, and realize evenly distributing wind in the below of filler, make the heat transfer state homogenization of filler.
In order to achieve the purpose, the utility model provides a water-shielding and air-distributing hood of a high-order water-collecting cooling tower, which comprises a hood top cover, a hood body and a hood bottom which are sequentially arranged at the top of an air guide shaft from top to bottom, wherein the hood body is provided with a plurality of layers, the hood top cover, the plurality of layers of hood bodies and the hood bottom are all provided with inclined planes in a circumferential circle, the radius from the hood top cover, the plurality of layers of hood bodies to the inclined planes of the hood bottom is sequentially increased, and an overlapping part is arranged between every two adjacent layers in the horizontal direction; the hat top cover, the hat body and the hat bottom are formed by splicing a plurality of fan sections, the side surfaces of the two adjacent fan sections are oppositely connected together, a sealing plate strip for stopping water is clamped between the two adjacent fan sections, and water is drained through the outer edges of the fan sections.
As a preferred scheme of the water-shielding cloth hood of the utility model, the plurality of sectors of the hood top cover are all spherical thin sheet structures with lower turning edges, the outer edge of each sector of the hood top cover is provided with an upper turning edge, and the middle part of the upper turning edge is provided with a drainage notch; the lower turning edges of two adjacent sectors of the cap top cover are connected through bolts.
As a preferred scheme of the water-shielding cloth hood of the utility model, a plurality of segments of each layer of the hood body are of a thin sheet structure with lower turning edges, the outer edge of each segment of the hood body is provided with an upper turning edge, and the middle part of the upper turning edge is provided with a drainage notch; the lower turning edges of two adjacent sectors of each layer of hat body are connected through bolts.
As a preferred scheme of the water-shielding cloth hood of the utility model, the plurality of segments of the hood bottom are of a sheet structure with lower turning edges, the outer edge of each segment of the hood bottom is provided with an upper turning edge, and the middle part of the upper turning edge is provided with a drainage notch; and the lower turning edges of two adjacent sectors of the cap bottom are connected through bolts.
As the utility model discloses cover an optimal selection scheme of water cloth hood, the lower roll arris inboard of turning over at the bottom of the cap is seted up the breach and is set up a roll arris draw-in groove opening, and a side of rolling up arris draw-in groove opening sets up the snap ring section, and the roll arris draw-in groove opening of the whole fan section at the bottom of the cap connects into the ring shape, and the snap ring section of the whole fan section at the bottom of the cap makes up into the snap ring.
As the utility model discloses a preferred scheme of water-proof cloth hood, the fan section at the bottom of the cap sets up the reinforcement and strains the board in the top of rolling up arris draw-in groove opening.
As the utility model discloses cover an optimal selection scheme of water cloth hood, the reinforcement tie the board for setting up the book arris of turning over on fan section both sides edge, length is greater than the width of rolling up arris draw-in groove opening.
As an optimized proposal of the water-shielding cloth hood of the utility model, the outer edge of each segment of the hood top cover, the hood body and the hood bottom is provided with a unique water outlet.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
the top through at the wind-guiding well from top to bottom sets gradually at cap top cap, cap body and cap bottom, and cap top cap, multilayer cap body and cap bottom all have the inclined plane of hoop a week, increase in proper order by cap top cap, the radius on multilayer cap body to cap bottom inclined plane, the water-proof cloth hood that the equipment finishes can prevent that the cold water in cooling tower rain district from leaking away from the wind-guiding well to realize evenly arranging wind in the below of packing, make the heat transfer state homogenization of packing. The cold air of the traditional Harper tower firstly passes through the high-position water receiving grooves and then passes through the gaps between the water receiving inclined plates to reach the lower part of the water spraying filler, and because the Harper tower has the defects of high manufacturing cost, easiness in water splashing, difficulty in filler replacement and the like, the high-position water receiving grooves and the water receiving inclined plates of the Harper tower are removed, and meanwhile, a stepped cone hopper water receiving tank and an air guide well are additionally arranged, so that the 'eight-orchid fixed' high-position water receiving cooling tower is constructed, namely the 'eight-high tower' for short. The utility model discloses the cold wind to the eight high towers of using then flows from the wind-guiding well earlier, and the below that the trickle was packed is reachd behind the rethread covers water cloth hood, and cap top cap, cap body and the cap bottom constitute by the concatenation of multi-disc segment, are in the same place through bolted connection between two adjacent segments, need not the high-order water installation of receiving, the utility model discloses cover water cloth hood has the second function that covers water function and distribution, equipartition cold wind that prevents that cold water from leaking away in the wind-guiding well to the total investment is showing and is being less than the tower of hating.
Further, the utility model discloses every fan section outward flange of cap top cap, cap body and cap bottom sets up only outlet, and only outlet arranges the cold water that every fan section was collected into the strand flow state and arranges down to reduce the air-out resistance.
Drawings
FIG. 1 is a schematic view of an assembly structure of a water-shielding cloth hood of the present invention on an eight-high tower;
FIG. 2 is a vertical view of the water-shielding cloth hood of the present invention;
FIG. 3 is a vertical sectional view of the water-shielding cloth hood of the present invention;
FIG. 4 is a schematic view of a segment of the top cover of the water-covering cloth hood of the present invention;
FIG. 5 is a schematic view of a segment structure of the body of the water-shielding cloth hood of the present invention;
fig. 6 is a schematic view of the structure of the cap bottom segment of the water-covering cloth hood of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1, the tower core of the eight-high tower is located at the inner bottom part of the tower shell. The tower core is from top to bottom in proper order:
a dehydrator and a support beam system thereof;
a water distribution tank, a water distribution pipe and a spray head (the water distribution pipe and the spray head are hung under a dehydrator supporting beam system);
water spraying filler and a support beam system thereof;
the water-proof cloth hood, only the hood body 16 of the utility model is shown in figure 1;
a stepped cone bucket water pool and an air guide shaft;
a water distribution vertical shaft (the highest structure of the tower core), a water outlet vertical shaft, a tower core pillar and the like at the center of the cone bucket water pool.
The components in fig. 1 to 6 are specifically described in the following table.
Referring to fig. 2 to 6, the water-shielding and air-distributing hood for a high-level water-collecting cooling tower provided by the present invention comprises a hood top cover 18, a hood body 16 and a hood bottom 17 which are sequentially arranged on the top of an air guide well 19 from top to bottom, wherein the hood body 16 is provided with a plurality of layers, the hood top cover 18, the plurality of layers of hood bodies 16 and the hood bottom 17 are all provided with a circumferential inclined plane, the radius from the hood top cover 18, the plurality of layers of hood bodies 16 to the hood bottom 17 is sequentially increased, and an overlapping part is arranged between two adjacent layers in the horizontal direction; the cap top cover 18, the cap body 16 and the cap bottom 17 are formed by splicing a plurality of segments 1601, the side surfaces of two adjacent segments 1601 are connected together through bolts 1606, a sealing strip 1604 for stopping water is clamped between the two adjacent segments 1601, and water is drained through the outer edge of the segments 1601. The equipment finishes the utility model discloses it leaks away from the wind-guiding well to cover water cloth hood can prevent that the cold water in cooling tower rain zone from to realize evenly arranging the wind in the below of packing, make the heat transfer state homogenization of packing.
In a possible embodiment, the multiple segments 1601 of the cap top cover 18 of the present invention are spherical sheet structures with lower turning ribs 1603, the outer edge of each segment 1601 of the cap top cover 18 is provided with an upper turning rib 1602, and the middle of the upper turning rib 1602 is provided with a drainage gap; the downward-turned ribs 1603 of two adjacent sectors 1601 of the cap top cover 18 are connected by bolts 1606. The multiple sectors 1601 of each layer of the cap body 16 of the utility model are of a sheet structure with lower turning ribs 1603, the outer edge of each sector 1601 of the cap body 16 is provided with an upper turning rib 1602, and the middle part of the upper turning rib 1602 is provided with a drainage notch; the downward turned ribs 1603 of two adjacent segments 1601 of each layer of the hat body 16 are connected through bolts 1606. The utility model discloses the multi-disc sector 1601 of cap bottom 17 is the thin slice structure of turn-up arris 1603 under the belt, and the outward flange of each sector 1601 of cap bottom 17 all is provided with the turn-up arris 1602, and the middle part of the turn-up arris 1602 all is equipped with the drainage breach; the downward rolling ribs 1603 of two adjacent sectors 1601 of the cap bottom 17 are connected through bolts 1606. The inner side of a downward turning rib 1603 of the cap bottom 17 is provided with a notch to form a rib clamping groove opening 1701, one side of the rib clamping groove opening 1701 is provided with a snap ring segment 1702, the rib clamping groove openings 1701 of all the sectors 1601 of the cap bottom 17 are connected into a ring shape, and the snap ring segments 1702 of all the sectors 1601 of the cap bottom 17 are combined into a snap ring 1704. The segment 1601 of the cap base 17 has a reinforcement gusset 1703 above the crimp notch 1701.
The reinforcing plate 1703 is a rolled edge which is arranged on the two side edges of the sector 1601 and is turned upwards, and the length of the reinforcing plate is larger than the width of the rolled edge slot 1701. The reinforcing collar plate 1703 can enhance the structural strength of the crimp pocket notch 1701.
On the other hand, the outer edge of each sector 1601 of the cap top cover 18, the cap body 16 and the cap bottom 17 is provided with a unique water outlet, and the unique water outlet arranges the cold water collected by each sector into a stream state and arranges the stream state downwards, so that the air outlet resistance can be effectively reduced.
The utility model discloses sealing strip 1604 adopts rubber materials to make, and the material of cap top cover 18, cap body 16 and cap bottom 17 can choose for use prefabricated reinforced concrete, steel or plastics, and is confirmed according to specific demand.
The high tower of a single 1000MW generating set of the power plant of the Jiujiang river of Jiangxi adopts and is equipped with the embodiment of the utility model discloses eight high towers that cover water cloth hood replace, and concrete structure adopts the water cloth hood that covers that has 4 layers of cap body, and it is 1.7m to cover the height of water cap more than the wind-guiding well top, installs on the wind-guiding well top of eight high towers, and the data of eight high towers see the following table:
wherein, serial numbers J57-J63 are cold effect data. The Hu Gao tower of the power plant of Jiujiang in Jiangxi has already been built and put into operation, and the data of the tower shell in the upper table and the like are completely the same as the Hu Gao tower, namely the data of the serial numbers J1-J25, J44-J48 and J53-J59 in the upper table.
The utility model discloses the eight high towers that are suitable for are Ha Gaoda's "trade core tower", have removed Ha Gaoda's high-order receipts basin and receipts water swash plate, and the total investment is less than the tower of hating, can overcome the tower cost of hating noble, and easily dabble, pack technical defect such as change difficulty.
Although the present invention has been described in connection with the embodiments shown in the drawings, the present invention is not limited to the embodiments, which have been described in detail, but is only illustrative and instructive, and not restrictive. In the light of the present description, a person skilled in the art can make other variants and substitutions without departing from the scope of the invention as claimed.
Claims (8)
1. The utility model provides a high-order water cooling tower receive hides water cloth hood which characterized in that: the wind-guiding cap comprises a cap top cover (18), a cap body (16) and a cap bottom (17) which are sequentially arranged at the top of a wind-guiding well (19) from top to bottom, wherein the cap body (16) is provided with a plurality of layers, the cap top cover (18), the plurality of layers of cap bodies (16) and the cap bottom (17) are all provided with inclined planes in a circumferential circle, the radiuses of the inclined planes from the cap top cover (18) to the cap bottom (17) are sequentially increased, and an overlapping part is arranged between every two adjacent layers in the horizontal direction; the hat top cover (18), the hat body (16) and the hat bottom (17) are formed by splicing a plurality of fan sections (1601), the two adjacent fan sections (1601) are connected oppositely on the side face, a sealing strip (1604) for stopping water is clamped between the two adjacent fan sections (1601), and water is drained through the outer edge of each fan section (1601).
2. The water-shielding cloth hood of the high-order water-collecting cooling tower as claimed in claim 1, wherein: the multiple sectors (1601) of the cap top cover (18) are of spherical sheet structures with lower turning ribs (1603), the outer edge of each sector (1601) of the cap top cover (18) is provided with an upper turning rib (1602), and the middle of the upper turning rib (1602) is provided with a drainage notch; the downward turning ribs (1603) of two adjacent fan sections (1601) of the cap top cover (18) are connected through bolts (1606).
3. The water-shielding cloth hood of the high-order water-collecting cooling tower as claimed in claim 1, wherein: the multiple sectors (1601) of each layer of the hat body (16) are of a sheet structure with lower turning ribs (1603), the outer edge of each sector (1601) of the hat body (16) is provided with an upper turning rib (1602), and the middle part of the upper turning rib (1602) is provided with a drainage notch; the downward rolling ribs (1603) of two adjacent sectors (1601) of each layer of hat body (16) are connected through bolts (1606).
4. The water-shielding and air-distributing hood of the high-order water-collecting cooling tower as claimed in claim 1, wherein: the hat is characterized in that the multiple sectors (1601) of the hat bottom (17) are of a sheet structure with lower turning ribs (1603), the outer edge of each sector (1601) of the hat bottom (17) is provided with an upper turning rib (1602), and the middle of each upper turning rib (1602) is provided with a drainage notch; the downward turning ribs (1603) of two adjacent sectors (1601) of the cap bottom (17) are connected through bolts (1606).
5. The water-shielding cloth hood of the high-order water-collecting cooling tower as claimed in claim 4, wherein: the cap bottom is characterized in that a notch is formed in the inner side of a downward turning rib (1603) of the cap bottom (17) and provided with a rib clamping groove opening (1701), a snap ring segment (1702) is arranged on one side of the rib clamping groove opening (1701), the rib clamping groove openings (1701) of all sectors (1601) of the cap bottom (17) are connected into a circular ring shape, and snap ring segments (1702) of all sectors (1601) of the cap bottom (17) are combined into a snap ring (1704).
6. The water-shielding and air-distributing hood of the high-order water-collecting cooling tower as claimed in claim 5, wherein: and a reinforcing plate (1703) is arranged above the edge rolling clamping groove notch (1701) of the sector (1601) of the cap bottom (17).
7. The water-shielding and air-distributing hood of the high-order water-collecting cooling tower as claimed in claim 6, wherein: the reinforcing tightening plate (1703) is a rolling edge which is arranged on the two side edges of the sector (1601) and is turned upwards, and the length of the reinforcing tightening plate is larger than the width of a groove notch (1701) of the rolling edge.
8. The water-shielding cloth hood of the high-order water-collecting cooling tower as claimed in claim 1, wherein: the outer edge of each sector (1601) of the cap top cover (18), the cap body (16) and the cap bottom (17) is provided with a unique water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222046068.6U CN217900543U (en) | 2022-08-04 | 2022-08-04 | Water-shielding cloth hood of high-level water-collecting cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222046068.6U CN217900543U (en) | 2022-08-04 | 2022-08-04 | Water-shielding cloth hood of high-level water-collecting cooling tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217900543U true CN217900543U (en) | 2022-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222046068.6U Active CN217900543U (en) | 2022-08-04 | 2022-08-04 | Water-shielding cloth hood of high-level water-collecting cooling tower |
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| Country | Link |
|---|---|
| CN (1) | CN217900543U (en) |
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- 2022-08-04 CN CN202222046068.6U patent/CN217900543U/en active Active
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