CN212362894U - Dry-wet dual-purpose water-saving whitening cooling tower - Google Patents
Dry-wet dual-purpose water-saving whitening cooling tower Download PDFInfo
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- CN212362894U CN212362894U CN202020738737.4U CN202020738737U CN212362894U CN 212362894 U CN212362894 U CN 212362894U CN 202020738737 U CN202020738737 U CN 202020738737U CN 212362894 U CN212362894 U CN 212362894U
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Abstract
The utility model discloses a dry-wet dual-purpose water-saving and whitening cooling tower, which comprises a tower body, wherein the tower body comprises a tower body, and a wind motor system, a heat exchange coil, a water collector, a water distribution system and a filler which are sequentially arranged in the tower body from top to bottom; the bottom of the tower body is provided with a water collecting tank, the top of the tower body is provided with an air outlet, the position of the side wall, which is over against the heat exchange coil pipe, is provided with a dry area air inlet, and the position of the side wall, which is under the filler, is provided with a wet area air inlet; the water distribution system comprises a water pump, a water inlet pipe and a spraying header pipe, the water pump is installed on the water inlet pipe to provide water inlet power, the inlet of the heat exchange coil pipe is communicated with the part, located behind the water pump, of the water inlet pipe, the outlet of the heat exchange coil pipe is communicated with the spraying header pipe, and the spraying header pipe is communicated with a plurality of spray heads. The utility model discloses a dry district, wet district complex mode both reduce the evaporation capacity, eliminate the steam water smoke of air outlet again.
Description
Technical Field
The utility model relates to a dry-wet dual-purpose water-saving whitening cooling tower.
Background
In order to guarantee cooling capacity and temperature difference, a common open cooling tower on the market at present must take away heat by means of evaporation and heat dissipation, the water consumption per hour is 1.5% of circulating water, the water consumption is huge, saturated water vapor at an air duct air outlet of the common open cooling tower meets dry and cold air, the saturated water vapor reaches dew point temperature to form water mist, the surrounding environment is seriously influenced, and peripheral equipment is corroded.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art's defect, provide a dry and wet dual-purpose water conservation type cooling tower that subtracts white, it adopts dry district, wet district complex mode, both reduced the evaporation capacity, eliminated the steam water smoke of air outlet again.
In order to solve the technical problem, the technical scheme of the utility model is that: a dry-wet dual-purpose water-saving and whitening-reducing cooling tower comprises a tower body, wherein the tower body comprises a tower body, and a wind motor system, a heat exchange coil, a water collector, a water distribution system and a filler which are sequentially arranged in the tower body from top to bottom; wherein the content of the first and second substances,
the bottom of the tower body is provided with a water collecting tank, the top of the tower body is provided with an air outlet, the position of the side wall, which is over against the heat exchange coil pipe, is provided with a dry area air inlet, and the position of the side wall, which is under the filler, is provided with a wet area air inlet;
the water distribution system comprises a water pump, a water inlet pipe and a spraying header pipe, the water pump is installed on the water inlet pipe to provide water inlet power, the inlet of the heat exchange coil pipe is communicated with the part, located behind the water pump, of the water inlet pipe, the outlet of the heat exchange coil pipe is communicated with the spraying header pipe, and the spraying header pipe is communicated with a plurality of spray heads.
Further provided is a concrete structure of heat exchange coil that can reduce the power consumptive of water pump, heat exchange coil includes:
the water inlet manifold is communicated with the water inlet pipe;
a water outlet header in communication with the spray header;
and a plurality of U-shaped pipes with downward openings, wherein one opening of each U-shaped pipe is communicated with the water inlet collecting pipe, and the other opening of each U-shaped pipe is communicated with the water outlet collecting pipe.
And further, in order to enhance the heat exchange effect of the heat exchange coil, a plurality of fins are arranged on the U-shaped pipe.
The spraying header pipe comprises a spraying main pipe and a plurality of spraying branch pipes which are arranged in parallel along the axial direction of the spraying main pipe and are respectively communicated with the spraying main pipe, the outlet of the heat exchange coil pipe is communicated with the spraying main pipe, and the spray head is arranged on the spraying branch pipes.
Further, in order to facilitate the installation of the spraying header in the tower body, a support frame for supporting the spraying header is installed in the tower body, and the spraying header is placed or fixed on the support frame.
Further, in order to enable the water distribution system to work independently, the spraying collecting pipe is also communicated with the position, located behind the water pump, of the water inlet pipe, and valves for controlling on-off are respectively arranged at the position where the spraying collecting pipe is communicated with the water inlet pipe and the position where the heat exchange coil is communicated with the water inlet pipe.
Further in order to conveniently adjust the air inlet volume, the air inlet of the dry area and/or the air inlet of the wet area are/is provided with a shutter.
Further, in order to better mix the saturated water vapor and the dry air, a V-shaped mixer is further installed in the tower body, and the saturated water vapor generated by spraying water on the filler is mixed with the dry air heated by the heat exchange coil when passing through the V-shaped mixer.
Further, the tower body is of a steel structure or a concrete structure.
Further, in order to conveniently overhaul the tower body, an overhaul platform is arranged at the top and/or the outer peripheral wall of the tower body; and/or a ladder stand is arranged outside the tower body.
After the technical scheme is adopted, the utility model discloses following beneficial effect has:
1. the area of the tower body where the heat exchange coil is arranged is a dry area, the area where the spray header is arranged is a wet area, when the tower body runs in winter, the valve on the heat exchange coil is opened, the valve on the spray header is closed, the water to be cooled enters the heat exchange coil through the water inlet pipe, exchanging heat with dry and cold air entering the tower body through the air inlet of the dry area to carry out primary cooling, then entering the spraying header, spraying the dry and cold air on the filler through the spray head to carry out secondary cooling, forming saturated steam through secondary cooling, heating the dry and cold air through the heat exchange coil, the temperature rises, the air expands, the relative humidity is reduced, the saturated water vapor is mixed with the heated dry and cold air in the dry area to form unsaturated air, because a relatively low-temperature unsaturated zone is formed in the tower body, when the unsaturated air is discharged from the air outlet under the action of the wind motor system, the unsaturated air is mixed with external dry and cold air, and no visible rain fog exists;
2. in the whole operation process, because the one-time cooling is in a completely closed state, no evaporation is generated, and the aim of saving water is further fulfilled;
3. when the water pump runs in summer, the valve on the spray header is opened, the valve on the heat exchange coil is closed, and the water pump only works in a wet area, so that the lift of the water pump is reduced, and the power consumption of the water pump is saved;
4. the heat exchange coil pipe of the utility model is provided with a plurality of U-shaped pipes with downward openings, and in the later operation process, siphon is formed, the water head pressure of the water pump is reduced, the requirement on the water pump is reduced to a certain extent, and the power consumption of the water pump is also reduced;
5. the louver is installed at the dry area air inlet and the wet area air inlet, when the wind turbine generator system operates in winter, the louver of the dry area air inlet is opened, the opening degree is increased when the temperature is lower than a certain temperature until the wind turbine generator system is in a fully opened state, and when the state of complete fog dissipation and water saving cannot be achieved, the louver of the wet area air inlet is gradually closed until the wind turbine generator system is closed to a certain state, when the fog dissipation capacity is too large, the operating Hertz number of the wind turbine generator system is reduced until the fog dissipation capacity is in a zero fog state, and when the fog dissipation capacity cannot reach the standard, the operating Hertz number of the wind turbine generator.
Drawings
FIG. 1 is a schematic structural view of a dry-wet dual-purpose water-saving and whitening cooling tower of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic structural view of the heat exchange coil of the present invention;
fig. 4 is a schematic structural view of the shower header of the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
As shown in fig. 1, 2, 3 and 4, the dry-wet dual-purpose water-saving and whitening-reducing cooling tower comprises a tower body, wherein the tower body comprises a tower body 1, and a wind motor system 2, a heat exchange coil 3, a water collector, a water distribution system and a filler 4 which are sequentially arranged in the tower body 1 from top to bottom; wherein the content of the first and second substances,
a water collecting tank 5 is arranged at the bottom of the tower body 1, an air outlet is formed in the top of the tower body, a dry area air inlet is formed in the position, opposite to the heat exchange coil 3, of the side wall, and a wet area air inlet is formed in the position, located below the filler 4, of the side wall;
the water distribution system comprises a water pump, a water inlet pipe and a spraying header pipe, the water pump is installed on the water inlet pipe to provide water inlet power, the inlet of the heat exchange coil 3 is communicated with the part of the water inlet pipe behind the water pump, the outlet of the heat exchange coil is communicated with the spraying header pipe, and the spraying header pipe is communicated with a plurality of spray heads 61.
In this embodiment, the wind motor system 2 is installed at the wind outlet. In order to enable the water distribution system to work independently, the spraying header is also communicated with the part of the water inlet pipe behind the water pump, and valves for controlling on-off are respectively arranged at the position where the spraying header is communicated with the water inlet pipe and the position where the heat exchange coil 3 is communicated with the water inlet pipe.
Specifically, the area of the tower body 1 where the heat exchange coil 3 is arranged is a dry area, the area where the spray header is arranged is a wet area, when the device runs in winter, the valve on the heat exchange coil 3 is opened, the valve on the spray header is closed, the water to be cooled enters the heat exchange coil 3 through the water inlet pipe, exchanging heat with dry and cold air entering the tower body 1 through the air inlet of the dry area to carry out primary cooling, then entering the spraying header, spraying the dry and cold air on the filler 4 through the spray head 61 to carry out secondary cooling, forming saturated steam through secondary cooling, heating the dry and cold air through the heat exchange coil 3, the temperature rises, the air expands, the relative humidity is reduced, the saturated water vapor is mixed with the heated dry and cold air in the dry area to form unsaturated air, because a relatively low-temperature unsaturated zone is formed in the tower body 1, when the unsaturated air is discharged from the air outlet under the action of the wind motor system 2, the unsaturated air is mixed with external dry and cold air, and no visible rain fog exists. In the whole operation process, because the one-time cooling is in a completely closed state, no evaporation is generated, and the aim of saving water is further fulfilled; when the water pump runs in summer, the valve on the spraying collecting pipe is opened, the valve on the heat exchange coil 3 is closed, and the water pump only works in a wet area, so that the lift of the water pump is reduced, and the power consumption of the water pump is saved.
As shown in fig. 3, in order to reduce the power consumption of the water pump, the heat exchange coil 3 includes:
the water inlet manifold is communicated with the water inlet pipe;
a water outlet header 31, wherein the water outlet header 31 is communicated with the spraying header;
and a plurality of downward-opening U-shaped pipes 32, wherein one opening of each U-shaped pipe 32 is communicated with the water inlet manifold, and the other opening of each U-shaped pipe 32 is communicated with the water outlet manifold 31.
Specifically, the utility model discloses a heat exchange coil 3 has a plurality of openings U type pipe 32 down, at the in-process of back stage operation, forms the siphon, reduces water pump head pressure, has reduced the requirement to the water pump to a certain extent, has also reduced the water pump power consumptive.
As shown in fig. 3, in order to enhance the heat exchange effect of the heat exchange coil 3, a plurality of fins 33 are installed on the U-shaped tube 32.
As shown in fig. 4, in order to make the shower header uniformly shower water onto the packing 4, the shower header includes a main shower pipe 62 and a plurality of branch shower pipes 63 arranged in parallel in the axial direction of the main shower pipe 62 and respectively communicated with the main shower pipe 62, the outlet of the heat exchange coil 3 is communicated with the main shower pipe 62, and the shower head 61 is mounted on the branch shower pipes 63.
In this embodiment, the spraying branch pipes 63 are uniformly distributed along the axial direction of the spraying main pipe 62, and the spray heads 61 are uniformly distributed along the axial direction of the spraying branch pipes 63.
As shown in fig. 4, in order to facilitate the installation of the shower header in the tower body 1, a support frame 7 for supporting the shower header is installed in the tower body 1, and the shower header is placed on or fixed to the support frame 7.
As shown in fig. 1 and 2, in order to adjust the air intake, a louver 8 is installed at the dry area air inlet and/or the wet area air inlet.
In the present embodiment, the louver 8 is an electric louver.
Specifically, the louver 8 is installed at the dry area air inlet and the wet area air inlet, when the wind turbine generator runs in winter, the louver 8 of the dry area air inlet is opened, the opening degree is increased when the temperature is lower than a certain temperature until the wind turbine generator is in a fully opened state, and when the state of complete fog dissipation and water saving cannot be achieved, the louver 8 of the wet area air inlet is gradually closed until the wind turbine generator is closed to a certain state, when the fog dissipation capacity is too large, the number of Hertz of running of the wind turbine generator system 2 is reduced until the state of zero fog is achieved, and when the fog dissipation capacity cannot reach the standard, the number of Hertz of running of the wind turbine generator system 2 is.
In this embodiment, in order to better mix the saturated water vapor with the dry air, a V-shaped mixer is further installed in the tower body 1, and the saturated water vapor generated by spraying water onto the filler 4 is mixed with the dry air heated by the heat exchange coil 3 when passing through the V-shaped mixer.
In this embodiment, the tower body 1 is of a steel structure or a concrete structure.
As shown in fig. 1, in order to facilitate the maintenance of the tower body, a maintenance platform 9 is installed on the top and/or the peripheral wall of the tower body 1; and/or a ladder stand 10 is arranged outside the tower body 1.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (10)
1. A dry-wet dual-purpose water-saving whitening type cooling tower comprises a tower body and is characterized in that,
the tower body comprises a tower body (1), and a wind motor system (2), a heat exchange coil (3), a water collector, a water distribution system and a filler (4) which are sequentially arranged in the tower body (1) from top to bottom; wherein the content of the first and second substances,
a water collecting tank (5) is arranged at the bottom of the tower body (1), an air outlet is formed in the top of the tower body, a dry area air inlet is formed in the position, opposite to the heat exchange coil (3), of the side wall, and a wet area air inlet is formed in the position, located below the filler (4), of the side wall;
the water distribution system comprises a water pump, a water inlet pipe and a spraying header pipe, the water pump is installed on the water inlet pipe to provide water inlet power, the inlet of the heat exchange coil (3) is communicated with the position, behind the water pump, of the water inlet pipe, the outlet of the heat exchange coil is communicated with the spraying header pipe, and the spraying header pipe is communicated with a plurality of spray heads (61).
2. The water-saving and whitening reduction type cooling tower for wet and dry use according to claim 1,
the heat exchange coil (3) comprises:
the water inlet manifold is communicated with the water inlet pipe;
a water outlet header (31), the water outlet header (31) being in communication with the shower header;
a plurality of U-shaped pipes (32) with downward openings, wherein one opening of each U-shaped pipe (32) is communicated with the water inlet header, and the other opening of each U-shaped pipe is communicated with the water outlet header (31).
3. The water-saving and whitening reduction type cooling tower for wet and dry use according to claim 2,
a plurality of fins (33) are mounted on the U-shaped tube (32).
4. The water-saving and whitening reduction type cooling tower for wet and dry use according to claim 1,
the spraying header comprises a spraying main pipe (62) and a plurality of spraying branch pipes (63) which are arranged in parallel along the axial direction of the spraying main pipe (62) and are respectively communicated with the spraying main pipe (62), the outlet of the heat exchange coil (3) is communicated with the spraying main pipe (62), and the spray heads (61) are arranged on the spraying branch pipes (63).
5. The water-saving and whitening reduction type cooling tower for wet and dry use according to claim 1,
a supporting frame (7) for supporting a spraying header is arranged in the tower body (1), and the spraying header is placed or fixed on the supporting frame (7).
6. The water-saving and whitening reduction type cooling tower for wet and dry use according to claim 1,
the spraying header is also communicated with the position of the water inlet pipe behind the water pump, and valves for controlling the on-off are respectively arranged at the position where the spraying header is communicated with the water inlet pipe and the position where the heat exchange coil (3) is communicated with the water inlet pipe.
7. The water-saving and whitening reduction type cooling tower for wet and dry use according to claim 1,
and a shutter (8) is arranged at the air inlet of the dry area and/or the air inlet of the wet area.
8. The water-saving and whitening reduction type cooling tower for wet and dry use according to claim 1,
a V-shaped mixer is further installed in the tower body (1), and saturated water vapor generated by spraying water onto the filler (4) is mixed with dry air heated by the heat exchange coil (3) when passing through the V-shaped mixer.
9. The water-saving and whitening reduction type cooling tower for wet and dry use according to claim 1,
the tower body (1) is of a steel structure or a concrete structure.
10. The water-saving and whitening reduction type cooling tower for wet and dry use according to claim 1,
an overhaul platform (9) is arranged at the top and/or the peripheral wall of the tower body (1);
and/or a ladder (10) is arranged outside the tower body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020738737.4U CN212362894U (en) | 2020-05-07 | 2020-05-07 | Dry-wet dual-purpose water-saving whitening cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020738737.4U CN212362894U (en) | 2020-05-07 | 2020-05-07 | Dry-wet dual-purpose water-saving whitening cooling tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212362894U true CN212362894U (en) | 2021-01-15 |
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ID=74135642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020738737.4U Active CN212362894U (en) | 2020-05-07 | 2020-05-07 | Dry-wet dual-purpose water-saving whitening cooling tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212362894U (en) |
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2020
- 2020-05-07 CN CN202020738737.4U patent/CN212362894U/en active Active
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