CN210921354U

CN210921354U - Periodical pollution discharge flash tank

Info

Publication number: CN210921354U
Application number: CN201921969888.4U
Authority: CN
Inventors: 房玉林; 石镇镇; 邢斌
Original assignee: Shandong Linan Thermal Technology Co ltd
Current assignee: Shandong Linan Thermal Technology Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-07-03
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses a periodical blowdown flash tank, which relates to a boiler sewage discharging device, comprising a tank body, wherein the top end of the tank body is provided with a steam outlet, the bottom end of the tank body is provided with a liquid outlet, the tank body is also internally provided with a plurality of tube distribution plates, the tube distribution plates are obliquely arranged, the upper ends of the tube distribution plates are fixed with water tubes, the inlets of the water tubes of the highest tube distribution plates are connected with a high-temperature sewage inlet, the outlets of the water tubes are connected with the inlets of the water tubes of the next tube distribution plate, the outlets of the water tubes of the lowest tube distribution plates are connected with the liquid outlet, the liquid inlet is arranged on the tank wall of the tank body, the tank body is internally provided with a plurality of obliquely arranged tube distribution plates, the water tubes on the obliquely arranged tube distribution plates comprise a plurality of water branch tubes, the upper end surfaces of the water tubes are provided with strip-shaped openings, the tube distribution plates are in an, the hot gas can be better dispersed and is discharged from the steam port, and the treatment cost of high-temperature sewage is reduced.

Description

Periodical pollution discharge flash tank

Technical Field

The utility model relates to a boiler blowdown equipment specifically is a periodic blowdown flash tank.

Background

In the conventional boiler equipment, a blowdown flash tank is often used, the periodic blowdown flash tank is used for periodically discharging waste hot water under a high-pressure condition from a boiler, secondary steam and the waste hot water are separated through pressure reduction and expansion, the secondary steam is discharged into the atmosphere or is used as a heat source, and the waste hot water is generally discharged into a subsequent treatment system through a blowdown cooling tank.

The patent of Chinese utility model with the publication number of CN206269112U discloses an energy-saving periodic blowdown flash tank, which comprises a tank body, wherein the tank body is divided into an upper steam cavity and a lower sewage cavity by a partition plate, and a steam-liquid separator is arranged on the partition plate; a water inlet pipe is arranged on the outer side wall of the tank body, and a buffer baffle is arranged at one end of the water inlet pipe extending into the lower sewage cavity; the heat exchange pipe is arranged in the tank body, the upper end of the heat exchange pipe extends out of the tank body from the upper steam cavity, and the lower end of the heat exchange pipe extends out of the tank body from the lower sewage cavity. The liquid inlet in the device enters the tank body in the steam cavity, and a large amount of hot gas is generated at the upper end of the gas-liquid separator, but the hot gas is directly discharged from the steam outlet without passing through the gas-liquid separator, and the steam outlet is easily corroded to influence the use of the whole tank body in the past; and this device in use, can not be abundant emit steam just discharge after the high temperature blow off water flows in, the very big heat that high temperature blow off water carried of having wasted lets its processing system who gets into the later stage simultaneously, or natural cooling, very big ageing of having wasted, or let in the cooling water to it, all can increase manufacturing cost, and the mode of letting in cold water shortage can also increase sewage discharge volume moreover, is unfavorable for environmental protection.

SUMMERY OF THE UTILITY MODEL

In view of the not enough and defect that exists among the prior art, the utility model provides a periodic blowdown flash tank, simple structure through the heat radiating area who increases high temperature blowdown water, increases the heat dissipation, solves the problem that the background art mentioned.

In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a periodic blowdown flash tank, includes a jar body, the top of jar body is equipped with steam outlet, and the bottom is equipped with the liquid outlet, still is equipped with a plurality of cloth tube plates in the jar body, cloth tube plate slope is placed, and the upper end of cloth tube plate is fixed with the water pipe, and the entry and the high temperature sewage inlet of the water pipe of the cloth tube plate of highest position are connected, the export of water pipe and the entry linkage of the water pipe of next cloth tube plate, and the export and the liquid outlet of the water pipe of the cloth tube plate of lowest position are connected, the inlet sets up on the jar wall of the jar.

As a further improvement of the utility model, every the cloth tube sheet all inclines to set up, and a plurality of cloth tube sheets are like "slope zigzag" at the internal cross-sectional shape of jar, the water pipe on the cloth tube sheet is including total oral siphon, total oral siphon connects the distributive pipe, is connected with a plurality of water branch pipes on the distributive pipe, water branch pipe end is connected to again on the collector pipe, the collector pipe intermediate position is connected with total flow water pipe again, total flow water pipe runs through the cloth tube sheet and is connected with total oral siphon on the lower extreme cloth tube sheet, distributive pipe, collector pipe and water branch pipe are open water pipe, have the bar opening on the water pipe up end.

As a further improvement, the water distribution pipe is arranged at the higher position of the pipe distribution plate, and the water collection pipe is arranged at the lower position of the pipe distribution plate.

As a further improvement of the utility model, a baffle is fixedly arranged on the tank wall at the upper end of the liquid inlet, and a gas-liquid separator is arranged in the middle of the baffle.

As a further improvement, the top of the tank body is provided with a pressure gauge, and the tank body is also provided with a pressure release valve.

As a further improvement, the equipartition has a plurality of holes on the cloth tube sheet, the lower extreme of cloth tube sheet is equipped with the fixed block, and cloth tube sheet material is plastics, for example polyethylene.

Compared with the prior art, the utility model discloses the beneficial effect who has does: the utility model discloses a jar internal portion is provided with a plurality of laying tube boards to one side, and the water pipe on the laying tube board to one side includes a plurality of water branch pipes, has the bar opening on the water pipe up end, and a plurality of laying tube boards are slope zigzag, can extend the water pipe line of high temperature blow off water to the liquid outlet, and steam will be better effluvium, and the back is flowed through on a plurality of laying tube boards to one side to high temperature blow off water, and steam can be better disperses, discharges from the steam port, has reduced the treatment cost of high temperature blow off water.

Drawings

The invention will be further described with reference to the accompanying drawings and specific embodiments:

fig. 1 is a schematic view of a periodic blowdown flash tank of the present invention;

FIG. 2 is a water supply pipe distribution diagram of a cloth pipe plate;

figure 3 is an isometric view of a section of a water leg.

In the figure: 1. the steam-water separator comprises a tank body, 2 steam outlets, 3 liquid outlets, 4 partition plates, 5 gas-liquid separators, 6 liquid inlets, 7 pipe distribution plates, 701 total water inlet pipes, 702 water distribution pipes, 703 water branch pipes, 7031 strip-shaped openings, 704 water collection pipes, 705 total water distribution pipes, 706 holes, 8 pressure meters and 9 pressure relief valves.

It is noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Detailed Description

In order to make the technical solution and the advantages of the present invention more clear and more obvious, the present invention is further described in detail with reference to the accompanying drawings and the specific embodiments, it should be understood that the specific embodiments described herein are only used for understanding the present invention, and are not used for limiting the present invention, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

According to fig. 1 and fig. 2, the utility model relates to a periodic blowdown flash tank, its characterized in that: including a jar body 1, the top of jar body 1 is equipped with steam outlet 2, and the bottom is equipped with liquid outlet 3, still is equipped with a plurality of cloth tube sheet 7 in jar body 1, the slope of cloth tube sheet 7 is placed, and the upper end of cloth tube sheet 7 is fixed with the water pipe, and the entry and the high temperature sewage inlet 6 of the water pipe of cloth tube sheet 7 of highest position are connected, the exit of water pipe and the entry linkage of the water pipe of next cloth tube sheet 7, and the export and the liquid outlet 3 of the water pipe of cloth tube sheet 7 of lowest position are connected, inlet 6 sets up on the jar wall of jar body 1.

Each of the tube distributing plates 7 is obliquely arranged, the cross-sectional shapes of the tube distributing plates 7 in the tank body 1 are similar to an oblique zigzag shape, the water tubes on the tube distributing plates 7 include a total water inlet tube 701, the total water inlet tube 701 is connected with a water dividing tube 702, the water dividing tube 702 is connected with a plurality of water branch tubes 703, the ends of the water branch tubes 703 are connected to a water collecting tube 704, the middle position of the water collecting tube 704 is connected with a total water flow tube 705, the total water flow tube 705 penetrates through the tube distributing plate 7 to be connected with the total water inlet tube 701 on the tube distributing plate 7 at the lower end, the water dividing tube 702, the water collecting tube 704 and the water branch tubes 703 are open water tubes, and as shown in fig. 3, strip-shaped openings 7031 are formed in the.

The water distribution pipe 702 is arranged at a higher position of the pipe distribution plate 7, and the water collection pipe 704 is arranged at a lower position of the pipe distribution plate 7.

A baffle 4 is fixedly arranged in the tank body 1 at the upper end of the liquid inlet 6, and a gas-liquid separator 5 is arranged in the middle of the baffle 4.

The top of the tank body 1 is provided with a pressure gauge 8, and the tank body is also provided with a pressure release valve 9.

A plurality of holes 706 are uniformly distributed on the tube distribution plate 7, a fixed block is arranged at the lower end of the tube distribution plate 7, and the tube distribution plate 7 is made of plastics, such as polyethylene.

Claims

1. The utility model provides a periodic blowdown flash tank which characterized in that: including a jar body (1), the top of jar body (1) is equipped with steam outlet (2), and the bottom is equipped with liquid outlet (3), still is equipped with a plurality of cloth tube sheet (7) in jar body (1), cloth tube sheet (7) slope is placed, and the upper end of cloth tube sheet (7) is fixed with the water pipe, and the entry of the water pipe of the cloth tube sheet (7) of highest position is connected with high temperature sewage inlet (6), the exit of water pipe and the entry linkage of the water pipe of next cloth tube sheet (7), and the export of the water pipe of the cloth tube sheet (7) of lowest position is connected with liquid outlet (3), inlet (6) set up on the jar wall of the jar body (1).

2. The periodic blowdown flash tank of claim 1, wherein: each cloth tube plate (7) is obliquely arranged, the cross section of a plurality of cloth tube plates (7) in the tank body (1) is shaped like an oblique Z, the water tubes on the cloth tube plates (7) comprise a total inlet water tube (701), the total inlet water tube (701) is connected with a water distribution tube (702), the water distribution tube (702) is connected with a plurality of water branch tubes (703), the tail ends of the water branch tubes (703) are connected to a water collection tube (704), the middle position of the water collection tube (704) is connected with a total flow water tube (705), the total flow water tube (705) penetrates through the cloth tube plates (7) and is connected with the total inlet water tube (701) on the lower end cloth tube plate (7), the water distribution tube (702), the water collection tube (704) and the water branch tubes (703) are open water tubes, and strip-shaped openings (7031) are formed in the upper end faces of the water tubes.

3. The periodic blowdown flash tank of claim 2, wherein: the water distribution pipe (702) is arranged at the higher position of the cloth tube plate (7), and the water collection pipe (704) is arranged at the lower position of the cloth tube plate (7).

4. The periodic blowdown flash tank of claim 1, wherein: the tank body (1) at the upper end of the liquid inlet (6) is internally and fixedly provided with a partition plate (4), and a gas-liquid separator (5) is arranged in the middle of the partition plate (4).

5. The periodic blowdown flash tank of claim 1, wherein: the top of the tank body (1) is provided with a pressure gauge (8), and the tank body is also provided with a pressure release valve (9).

6. The periodic blowdown flash tank of claim 1, wherein: a plurality of holes (706) are uniformly distributed on the cloth tube plate (7), and a fixing block is arranged at the lower end of the cloth tube plate (7).