CN217323744U

CN217323744U - Steam pocket blowdown cooler

Info

Publication number: CN217323744U
Application number: CN202221261680.9U
Authority: CN
Inventors: 冯帆; 杜锁刚; 朱治国
Original assignee: Longyao Tianwei Thermal Power Co ltd
Current assignee: Longyao Tianwei Thermal Power Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-08-30
Anticipated expiration: 2032-05-25

Abstract

The utility model relates to a steam pocket sewage cooling technical field especially relates to a steam pocket blowdown cooler. Including the casing, go up cavity and lower cavity, the epicoele position is in the upper end of casing, the lower cavity position is in the lower extreme of casing, and go up cavity and lower cavity and pass through flange and casing connection, the upper end of going up the cavity is equipped with into dirty mouthful, the lower extreme of the lower cavity rather than corresponding is equipped with the drain, and be equipped with in the casing and cool down the refrigerated cooling tube to steam drum sewage, be equipped with on the casing with cooling tube fixed connection's water inlet, be equipped with on the lower cavity with cooling tube fixed connection's delivery port, the upper end of cooling tube is equipped with carries out filterable filter assembly to steam drum sewage, the utility model discloses high temperature steam-water mixture when can carrying out effectual cooling to the steam drum blowdown is handled, has avoided the impurity in the steam drum blowdown to cause the phenomenon of jam to the pipeline simultaneously.

Description

Steam pocket blowdown cooler

Technical Field

The utility model relates to a steam pocket sewage cooling technical field especially relates to a steam pocket blowdown cooler.

Background

When the steam drum system operates, some impurities are brought into the steam drum through the water, and most of the impurities are still left in the steam drum except for a few impurities brought away by steam. Therefore, when the steam drum discharges the sewage, the steam-water mixture with high temperature and containing various impurities is usually discharged, and the condition of blocking the pipeline is easily caused by more impurities, so that frequent maintenance is needed, and meanwhile, certain potential safety hazards exist in discharged high-temperature high-pressure steam, and adverse effects can be generated on the environment. Therefore, it is highly desirable to design a drum blowdown cooler to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provides a steam pocket blowdown cooler to solve among the above-mentioned background art steam pocket blowdown jam, the too high problem of sewage temperature.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a steam pocket blowdown cooler, includes the casing, goes up cavity and lower cavity, the epicoele position is in the upper end of casing, the lower cavity is located the lower extreme of casing, just go up cavity and lower cavity and pass through flange and casing connection, the upper end of going up the cavity is equipped with into dirty mouthful, corresponds rather than the lower extreme of cavity is equipped with the drain down, just be equipped with the cooling tube that cools down to steam pocket sewage in the casing, be equipped with the water inlet with cooling tube fixed connection on the casing, be equipped with the delivery port with cooling tube fixed connection on the cavity down, the upper end of cooling tube is equipped with carries out filterable filtering component to steam pocket sewage.

Further optimize this technical scheme, the cooling tube is the heliciform setting, just one side that the water inlet contacted with the cooling tube is located the outside of cooling tube, one side that the delivery port contacted with the cooling tube is located the middle part of cooling tube.

Further optimize this technical scheme, filtering component includes filter screen and baffle, the baffle is arranged in the inner wall of last cavity, just the baffle is connected with the inner wall fixed connection of last cavity, the upper end of baffle is equipped with rather than fixed connection's filter screen.

Further optimize this technical scheme, the filter screen is half circular setting.

Further optimize this technical scheme, the position that goes up the cavity and correspond with the baffle is equipped with the recess of two symmetries, just the outside of recess is equipped with the arc shrouding rather than the looks adaptation, just the outside of arc shrouding is equipped with rather than fixed connection's arc, the one end and the fixed block of arc are articulated, the other end and another the arc passes through bolt fixed connection.

Further optimize this technical scheme, the recess is close to the part in the cavity outside and is trapezoidal setting, just one side that arc shrouding and the trapezoidal position of recess contacted is equipped with sealed the pad.

Further optimize this technical scheme, the length of arc is greater than the length of arc shrouding.

Compared with the prior art, the utility model has the advantages of it is following: 1. the steam drum blowdown cooler can effectively cool a high-temperature steam-water mixture during steam drum blowdown, and simultaneously avoids the phenomenon that impurities in the steam drum blowdown water block a pipeline; 2. the steam drum sewage entering from the sewage inlet is guided by the semicircular filter screen, so that the sewage is changed from straight line falling into dispersed falling, and the high-temperature steam drum sewage can be uniformly cooled by the spiral cooling pipe; 3. the steam pocket sewage passes through a semicircular filter screen to filter impurities in the sewage, and the impurities on the filter screen roll off or are washed on a baffle by water flow to be accumulated; 4. can come out the impurity clearance on the baffle through the recess, because of being equipped with the recess near the part in the cavity outside into trapezoidal form, the arc shrouding can be better seals the recess, and the interior sewage cooling back of blowdown cooler is wrapped, and inside pressure diminishes, can make the leakproofness better.

Drawings

FIG. 1 is a schematic view of the whole structure of the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1 according to the present invention;

FIG. 3 is a schematic sectional view of the filter assembly of the present invention in combination with the upper chamber;

fig. 4 is a schematic top view of the cooling tube of the present invention.

In the figure: 1. a housing; 2. an upper cavity; 3. a lower cavity; 4. a sewage inlet; 5. a sewage draining outlet; 6. a cooling tube; 7. a water inlet; 8. a water outlet; 9. a filter assembly; 10. a filter screen; 11. a baffle plate; 12. a groove; 13. an arc-shaped sealing plate; 14. an arc-shaped plate.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings in which the embodiments are described below. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1-4, a drum blowdown cooler comprises a housing 1, an upper chamber 2 and a lower chamber 3, wherein the upper chamber 2 is located at the upper end of the housing 1, the lower chamber 3 is located at the lower end of the housing 1, the upper cavity 2 and the lower cavity 3 are connected with the shell 1 through flanges, the upper end of the upper cavity 2 is provided with a sewage inlet 4 fixedly connected with a steam pocket sewage outlet 5, the lower end of the lower cavity 3 corresponding to the lower cavity is provided with a sewage outlet 5, a cooling pipe 6 for cooling the steam pocket sewage is arranged in the shell 1, the shell 1 is provided with a water inlet 7 fixedly connected with the cooling pipe 6, the lower cavity 3 is provided with a water outlet 8 fixedly connected with the cooling pipe 6, the cooling pipe 6 is arranged in a hollow way, condensed water is added into the cooling pipe 6, so that the cooling pipe is in a flowing circulating state, the steam pocket sewage can be better cooled, and the upper end of the cooling pipe 6 is provided with a filtering component 9 for filtering the steam pocket sewage.

Further, can carry out better cooling to the steam pocket sewage of process for cooling tube 6, so cooling tube 6 is the heliciform setting, and steam pocket sewage is followed into dirty mouthful 4 whereabouts, through the spiral heliciform cooling tube 6 cooling of vertical installation in casing 1, and one side of water inlet 7 and the contact of cooling tube 6 is located the outside of cooling tube 6, and one side of delivery port 8 and the contact of cooling tube 6 is located the middle part of cooling tube 6, and water inlet 7 and delivery port 8 all are connected with external condenser pipe.

Further, consider when steam drum sewage discharges, can contain solid such as many impurity in the steam drum sewage, can collide to cooling tube 6 in impurity enters into the cooler, damage cooling tube 6, and impurity enters into the pipeline and easily causes the phenomenon of jam to the pipeline, so position before steam drum sewage is cooled sets up filter assembly 9, filter assembly 9 includes filter screen 10 and baffle 11, baffle 11 is arranged in the inner wall of cavity 2, and baffle 11 and the inner wall fixed connection of cavity 2, the upper end of baffle 11 is equipped with filter screen 10 rather than fixed connection, steam drum sewage enters into on filter screen 10 through dirty mouthful 4, be filtered impurity wherein by filter screen 10, solid impurity on filter screen 10 rolls down or is gone into on baffle 11 by rivers and piles up.

Further, can spill on cooling tube 6 more evenly for the steam pocket sewage that makes the perpendicular whereabouts, so filter screen 10 is half circular setting, plays the effect of water conservancy diversion to steam pocket sewage, can also make simultaneously and pile up more impurity on baffle 11, avoids impurity to pile up the upper end of filter screen 10, causes the jam to filter screen 10, influences the filterable rate of cooling.

Further, impurity piles up back on baffle 11, need clear up impurity, so be equipped with the recess 12 of two symmetries in the position that last cavity 2 corresponds with baffle 11, and the outside of recess 12 is equipped with the arc shrouding 13 rather than the looks adaptation, and the outside of arc shrouding 13 is equipped with rather than fixed connection's arc 14, and the one end and the fixed block of arc 14 are articulated, and the other end passes through bolt fixed connection with another arc 14.

Further, in order to make the arc-shaped sealing plate 13 perform better sealing on the groove 12, the portion of the groove 12 close to the outer side of the upper cavity 2 is in a trapezoidal shape, and a sealing gasket is arranged on one side of the arc-shaped sealing plate 13 contacting with the trapezoidal position of the groove 12.

Further, the groove 12 is prevented from being too large, and in order to ensure the structural strength of the steam pocket blowdown cooler, the length of the arc-shaped plate 14 is larger than that of the arc-shaped closing plate 13.

The working principle is as follows: will advance dirty mouthful 4 and be connected with steam pocket drain 5, delivery port 8 and water inlet 7 and external condenser pipe of cooling tube 6 are connected, the comdenstion water in driving cooling tube 6 through external water pump circulates, steam pocket sewage enters into on the semicircle form filter screen 10 in last cavity 2 through advancing dirty mouthful 4, solid impurity in the steam pocket sewage is filtered by filter screen 10 thereupon, impurity on the filter screen 10 rolls thereupon or is washed baffle 11 by rivers, the steam pocket sewage after the filtration is dispersed by filter screen 10 water conservancy diversion, evenly spill on spiral helicine cooling tube 6, it handles to be cooled down by cooling tube 6, the steam pocket sewage after the cooling passes through drain 5 and discharges.

After the cooling of steam drum sewage is finished, open arc 14, arc 14 drives rather than fixed connection's arc shrouding 13 and articulates on the fixed block, clears up the solid impurity on baffle 11 through recess 12.

Claims

1. The utility model provides a steam pocket blowdown cooler, includes casing (1), goes up cavity (2) and lower cavity (3), it is located the upper end of casing (1) to go up cavity (2), lower cavity (3) are located the lower extreme of casing (1), just it is connected its characterized in that through flange and casing (1) to go up cavity (2) and lower cavity (3): go up the upper end of cavity (2) and be equipped with into dirty mouthful (4), correspond rather than the lower extreme of lower cavity (3) is equipped with drain (5), just be equipped with in casing (1) and carry out cooling pipe (6) of cooling down to steam pocket sewage, be equipped with on casing (1) with cooling pipe (6) fixed connection's water inlet (7), be equipped with on lower cavity (3) with cooling pipe (6) fixed connection's delivery port (8), the upper end of cooling pipe (6) is equipped with carries out filterable filtering component (9) to steam pocket sewage.

2. A drum blowdown cooler according to claim 1, wherein: the cooling pipe (6) is arranged spirally, one side of the water inlet (7) contacting with the cooling pipe (6) is positioned at the outer side of the cooling pipe (6), and one side of the water outlet (8) contacting with the cooling pipe (6) is positioned at the middle part of the cooling pipe (6).

3. A drum blowdown cooler according to claim 1, wherein: filter component (9) include filter screen (10) and baffle (11), baffle (11) are arranged in the inner wall of upper cavity (2), just baffle (11) and the inner wall fixed connection of upper cavity (2), the upper end of baffle (11) is equipped with filter screen (10) rather than fixed connection.

4. A drum blowdown cooler according to claim 3, wherein: the filter screen (10) is arranged in a semicircular shape.

5. A drum blowdown cooler according to claim 3, wherein: go up cavity (2) and position that baffle (11) correspond and be equipped with recess (12) of two symmetries, just the outside of recess (12) is equipped with arc shrouding (13) rather than the looks adaptation, just the outside of arc shrouding (13) is equipped with rather than fixed connection's arc (14), the one end and the fixed block of arc (14) are articulated, the other end and another arc (14) pass through bolt fixed connection.

6. A drum blowdown cooler according to claim 5, wherein: the part of the groove (12) close to the outer side of the upper cavity (2) is in a trapezoid shape, and a sealing gasket is arranged on one side, in contact with the trapezoid position of the groove (12), of the arc-shaped sealing plate (13).

7. A drum blowdown cooler according to claim 5, wherein: the length of the arc-shaped plate (14) is greater than that of the arc-shaped sealing plate (13).