CN212644565U - Blowdown heat sink of periodic blowdown flash tank - Google Patents
Blowdown heat sink of periodic blowdown flash tank Download PDFInfo
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- CN212644565U CN212644565U CN202021499474.2U CN202021499474U CN212644565U CN 212644565 U CN212644565 U CN 212644565U CN 202021499474 U CN202021499474 U CN 202021499474U CN 212644565 U CN212644565 U CN 212644565U
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Abstract
The utility model discloses a periodical blowdown flash tank blowdown heat sink, which comprises a cooling and cooling chamber and a normal temperature water chamber arranged under the ground, wherein a partition plate is arranged between the cooling and cooling chamber and the normal temperature water chamber, and the bottom of the partition plate is provided with a through hole; a U-shaped water inlet pipe communicated with a periodic blowdown flash tank blowdown water pipe and a cooling water pipe arranged on the side wall in front of the water inlet pipe are arranged on the side wall in the cooling and cooling chamber opposite to the partition plate, and a water seal used for preventing steam in the periodic blowdown flash tank from being discharged is arranged in the water inlet pipe; and a water outlet pipe is arranged on the side wall of the normal-temperature water chamber, and the height of the water outlet pipe is lower than that of the water inlet pipe. The utility model discloses the setting has practiced thrift the ground space in the underground, and the high temperature blow off water of periodic blowdown flash tank gets into the cooling and cooling room through the inlet tube that has the water seal and cools down, can effectually prevent the steam escape in the periodic blowdown flash tank, does not influence periodic blowdown flash tank operating pressure, has still improved the cooling effect of blow off water.
Description
Technical Field
The utility model relates to a boiler blowdown technical field, especially a periodic blowdown flash tank blowdown heat sink.
Background
The regular blowdown flash tank of the boiler is a pressure vessel which separates the regular blowdown water of the boiler into secondary steam and waste hot water through pressure reduction and flash.
The conventional method for discharging the sewage of the periodic sewage discharge flash tank is to discharge the sewage of a boiler into a sewage system through a sewage discharge cooling pond. Because the temperature of periodic blowdown flash vessel blowdown water is than higher, if direct emission in the sewage system, be not conform to the requirement of direct emission, need discharge periodic blowdown flash vessel's blowdown water after cooling down.
The cooling of traditional periodic blowdown flash tank sewage is that to adopt the spray column to cool down, the inside of spray column is provided with sprays the mechanism, the sewage of periodic blowdown flash tank gets into in the cooling tower and cools down through spraying, because the blow off water pipe of periodic blowdown flash tank is the bottom that is located periodic blowdown flash tank, consequently need use the pump machine pump with the sewage of periodic blowdown flash tank to go into in the spray column, and in order to guarantee the cooling effect of sewage, it is enough big to need the spray column, large floor area, manufacturing cost is than higher. When the spray tower is adopted for cooling, the sewage discharged by the periodic sewage discharge flash tank is directly connected into the spray tower, and the steam in the periodic sewage discharge flash tank is easily discharged into the spray tower under the action of air pressure, so that the working pressure of the periodic sewage discharge flash tank is influenced, and the cooling effect of the sewage is also influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that needs to solve provides a periodic blowdown flash tank blowdown heat sink, simple structure, the cooling is effectual, reduction in production cost.
In order to solve the technical problem, the utility model adopts the following technical proposal.
A blowdown cooling device of a periodic blowdown flash tank comprises a cooling and cooling chamber arranged under the ground and used for cooling blowdown water and a normal temperature water chamber used for storing the cooled blowdown water, wherein a partition plate used for isolating the high temperature blowdown water from the normal temperature blowdown water is arranged between the cooling and cooling chamber and the normal temperature water chamber, and a through hole used for enabling the blowdown water in the cooling and cooling chamber to flow into the normal temperature water chamber is formed in the bottom of the partition plate; a U-shaped water inlet pipe communicated with a periodic blowdown flash tank blowdown water pipe and a cooling water pipe arranged on the side wall in front of the water inlet pipe and used for accessing cooling water are arranged on the side wall in the cooling chamber opposite to the partition plate, and a water seal used for preventing steam in the periodic blowdown flash tank from being discharged is arranged in the water inlet pipe; and a water outlet pipe for discharging the normal-temperature water in the normal-temperature water chamber is arranged on the side wall of the normal-temperature water chamber, and the height of the water outlet pipe is lower than that of the water inlet on the water inlet pipe.
Above-mentioned periodic blowdown flash tank blowdown heat sink, the top of normal atmospheric temperature hydroecium is provided with the evaporation cylinder that stretches out ground, is used for discharging the interior steam of heat sink.
Above-mentioned periodic blowdown flash tank blowdown heat sink, the top of normal atmospheric temperature hydroecium still is provided with the manhole that stretches out ground, is used for overhauing the heat sink.
Due to the adoption of the technical scheme, the utility model has the following technical progress.
The utility model discloses the setting has practiced thrift the ground space in the underground, and the high temperature blow off water of periodic blowdown flash tank gets into the cooling and cooling room through the inlet tube that has the water seal and cools down, can effectually prevent the steam escape in the periodic blowdown flash tank, does not influence periodic blowdown flash tank operating pressure, has still improved the cooling effect of blow off water.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention;
wherein: 1. cooling chamber, 2 normal temperature water chamber, 3 inlet pipe, 4 cooling water pipe, 5 baffle, 6 through hole, 7 outlet pipe, 8 manhole, 9 evaporating cylinder.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The structure of the blowdown and cooling device of the periodic blowdown flash tank is shown in figures 1-2, and the blowdown and cooling device comprises a cooling and cooling chamber 1 and a normal-temperature water chamber 2. The cooling and cooling chamber 1 and the normal temperature water chamber 2 are both arranged under the ground, the cooling and cooling chamber 1 is used for cooling the sewage of the periodical sewage discharge flash tank, and the normal temperature water chamber 2 is used for storing the sewage after the cooling of the cooling and cooling chamber 1.
A partition plate 5 is arranged between the cooling and cooling chamber 1 and the normal temperature water chamber 2 and used for isolating the cooling and cooling chamber 1 from the normal temperature water chamber 2, and a through hole 6 is formed in the bottom of the partition plate 5 and used for enabling sewage cooled in the cooling and cooling chamber 1 to flow into the normal temperature water chamber 2.
A water inlet pipe 3 and a cooling water pipe 4 are arranged in the cooling and cooling chamber 1. The inlet tube 3 is arranged on the opposite side wall of the clapboard 5, and the inlet tube 3 is connected with the sewage discharge pipe of the periodic sewage discharge flash tank and is used for introducing sewage into the cooling and cooling chamber 1 for cooling. Condenser tube 4 sets up on the lateral wall in 3 the place ahead of inlet tube for in introducing cooling water cooling room 1, cool down the blow off water, condenser tube factory industrial water or other normal atmospheric temperature water.
The water inlet pipe 3 is set to be a U-shaped structure, a water seal is arranged in the water inlet pipe 3 and used for preventing steam in the timing pollution discharge flash tank from being discharged, and the height of the water seal is determined by the working pressure of the periodic pollution discharge flash tank.
And a water outlet pipe 7 is arranged on the side wall of the normal-temperature water chamber 2 and used for discharging the normal-temperature water in the normal-temperature water chamber 2, and the height of the water outlet pipe 7 is lower than that of the water inlet on the water inlet pipe 3.
The top of the normal temperature water chamber 2 is provided with a manhole 8 and an evaporation cylinder 9. The manhole 8 and the evaporation cylinder 9 extend out of the ground, the manhole 8 is used for overhauling the cooling device, and the evaporation cylinder 9 is used for discharging steam in the cooling device.
The utility model discloses at the during operation, insert the cooling water earlier in earlier stage, make the indoor cooling water that fills of cooling, then directly connect the blow off water of periodic blowdown flash tank to this device water inlet, high temperature waste water enters cooling chamber behind the water seal arrangement, and the blow off water of high temperature mixes the cooling with the cooling water, and water after the cooling flows into the normal atmospheric temperature hydroecium through the through-hole of baffle bottom, and when the water after getting into the normal atmospheric temperature hydroecium reachs the height of outlet pipe, through outlet pipe discharge.
Claims (3)
1. The utility model provides a periodic blowdown flash tank blowdown heat sink which characterized in that: the cooling and cooling device comprises a cooling and cooling chamber (1) arranged under the ground and used for cooling sewage and a normal-temperature water chamber (2) used for storing the cooled sewage, wherein a partition plate (5) used for isolating the high-temperature sewage from the normal-temperature sewage is arranged between the cooling and cooling chamber (1) and the normal-temperature water chamber (2), and a through hole (6) used for enabling the sewage in the cooling and cooling chamber (1) to flow into the normal-temperature water chamber (2) is formed in the bottom of the partition plate (5); a U-shaped water inlet pipe (3) communicated with a sewage discharge pipe of the periodic sewage discharge flash tank and a cooling water pipe (4) arranged on the side wall in front of the water inlet pipe (3) and used for accessing cooling water are arranged on the side wall in the cooling and cooling chamber (1) opposite to the partition plate (5), and a water seal used for preventing steam in the periodic sewage discharge flash tank from being discharged is arranged in the water inlet pipe (3); and a water outlet pipe (7) for discharging the normal-temperature water in the normal-temperature water chamber (2) is arranged on the side wall of the normal-temperature water chamber (2), and the height of the water outlet pipe (7) is lower than that of the water inlet on the water inlet pipe (3).
2. The blowdown cooling device of the periodic blowdown flash tank of claim 1, wherein: an evaporation cylinder (9) which extends out of the ground and is used for discharging steam in the cooling device is arranged above the normal-temperature water chamber (2).
3. The blowdown cooling device of the periodic blowdown flash tank of claim 1, wherein: and a manhole (8) extending out of the ground and used for overhauling the cooling device is also arranged above the normal-temperature water chamber (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021499474.2U CN212644565U (en) | 2020-07-27 | 2020-07-27 | Blowdown heat sink of periodic blowdown flash tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021499474.2U CN212644565U (en) | 2020-07-27 | 2020-07-27 | Blowdown heat sink of periodic blowdown flash tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212644565U true CN212644565U (en) | 2021-03-02 |
Family
ID=74764099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021499474.2U Active CN212644565U (en) | 2020-07-27 | 2020-07-27 | Blowdown heat sink of periodic blowdown flash tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212644565U (en) |
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2020
- 2020-07-27 CN CN202021499474.2U patent/CN212644565U/en active Active
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