CN217247971U

CN217247971U - Overflow device for desulfurizing tower

Info

Publication number: CN217247971U
Application number: CN202220108483.7U
Authority: CN
Inventors: 王文博
Original assignee: Dengfeng Hongchang Cement Co ltd
Current assignee: Dengfeng Hongchang Cement Co ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-08-23
Anticipated expiration: 2032-01-17

Abstract

The utility model discloses an overflow device for a desulfurizing tower, which relates to the technical field of desulfurizing tower overflow, and comprises a desulfurizing tower body, wherein an overflow inner pipe is inserted into the side surface of the desulfurizing tower body in a sealing way, one end of the overflow inner pipe extends into the desulfurizing tower body, the other end of the overflow inner pipe extends to the outside of the desulfurizing tower body and is connected with an overflow outer pipe in a sealing way through a flange plate, a sewage drainage ditch is arranged on the ground below the overflow outer pipe, the lower end of the overflow outer pipe extends into the sewage drainage ditch, and the overflow outer pipe is connected with the overflow inner pipe into a door shape; has the advantages that: the overflow inner pipe and the overflow outer pipe are connected through the flange, so that the overflow device is convenient to detach and replace and convenient to use; the air pressure balance pipe is arranged at the highest position of the overflow inner pipe and is used for balancing the air pressure in the overflow inner pipe and the air pressure in the overflow outer pipe, so that the possibility of slurry leakage without high liquid level is avoided, and the labor capacity of field staff is reduced; the filter mantle and the air pressure balance pipe are arranged in 7 shapes, so that the entering of impurities is reduced.

Description

Overflow device for desulfurizing tower

Technical Field

The utility model relates to a desulfurizing tower overflow technical field especially relates to an overflow arrangement for desulfurizing tower.

Background

The desulfurizing tower has the overflow pipe to be used for guaranteeing to avoid the too high assurance equipment of liquid level to damage, one side is in the inside approximate 5.4~5.5 meters department of desulfurizing tower, direct outside the tower to blow down in the ditch, because one side is in below the thick liquid level always in the tower, at the desulfurizing tower operation in-process, the interior external pressure of overflow pipe is gradually balanced, no longer than overflow point peak can not overflow, and when the internal and external pressure balance of overflow pipe, the circulating pump stops suddenly and 618 draws the wind when fluctuating by a wide margin, cause the internal and external pressure unbalance of overflow pipe suddenly, produce the siphon effect, also can get rid of a large amount of thick liquids when the liquid level bottom.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide an overflow device for a desulfurizing tower.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides an overflow arrangement for desulfurizing tower, includes the desulfurizing tower body, the sealed insertion of desulfurizing tower body side is equipped with the overflow inner tube, overflow inner tube one end extends to inside the desulfurizing tower body, the overflow inner tube other end extends to the desulfurizing tower body outside has an overflow outer tube through ring flange sealing connection, the subaerial blowdown ditch of having seted up of overflow outer tube below, overflow outer tube lower extreme extends to in the blowdown ditch, the overflow outer tube with the overflow inner tube connects into door shape, the overflow inner tube is located door shape peak position sealing installation and has the atmospheric pressure balance pipe.

Preferably: the shape of the air pressure balancing pipe is 7-shaped.

Preferably: the upper end of the air pressure balance pipe is sleeved with a filter cover.

Preferably: the air pressure balance pipe is a stainless steel pipeline of DN20, and the height is 0.5 m.

Compared with the prior art, the beneficial effects of the utility model reside in that: the overflow inner pipe and the overflow outer pipe are connected through the flange, so that the overflow device is convenient to detach and replace and convenient to use; the air pressure balance pipe is arranged at the highest position of the overflow inner pipe and is used for balancing the air pressure in the overflow inner pipe and the air pressure in the overflow outer pipe, so that the possibility of slurry leakage caused by no high liquid level is avoided, and the labor capacity of field staff is reduced; the filter mantle and the air pressure balance pipe are arranged to be 7-shaped, so that the entering of impurities is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of an overflow device for a desulfurizing tower according to the present invention.

The reference numerals are explained below:

1. a ground surface; 2. a sewage draining ditch; 3. an overflow outer tube; 4. a flange plate; 5. a filter housing; 6. a pressure balance tube; 7. an overflow inner pipe; 8. the desulfurizing tower body.

Detailed Description

In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but not for indicating or implying that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention, and further that the terms "first", "second", etc., are used only for descriptive purposes and are not to indicate or imply relative importance or imply the number of technical features being referred to, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

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; the two elements may be directly connected or indirectly connected through an intermediate medium, or the two elements may be connected through an intermediate medium, and the specific meaning of the above terms in the present invention can be understood by those skilled in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1, an overflow device for a desulfurization tower comprises a desulfurization tower body 8, an overflow inner tube 7 is inserted into the side surface of the desulfurization tower body 8 in a sealing manner, one end of the overflow inner tube 7 extends into the desulfurization tower body 8, the other end of the overflow inner tube 7 extends out of the desulfurization tower body 8 and is connected with an overflow outer tube 3 in a sealing manner through a flange plate 4, the overflow outer tube 3 and the overflow inner tube 7 are connected to realize an overflow channel, a sewage drainage ditch 2 is formed in the ground 1 below the overflow outer tube 3 and is used for draining, the lower end of the overflow outer tube 3 extends into the sewage drainage ditch 2, the overflow outer tube 3 and the overflow inner tube 7 are connected into a portal shape, an air pressure balance tube 6 is arranged at the highest point of the portal shape in the overflow inner tube 7 in a sealing manner, and the air pressure balance tube 6 is used for balancing air pressure and destroying negative pressure; the air pressure balance pipe 6 is 7-shaped, so that the upper port of the air pressure balance pipe is horizontally arranged, and the falling of impurities is reduced; the upper end of the air pressure balance pipe 6 is sleeved with a filter cover 5, and the filter cover 5 is used for blocking sundries; the pressure equalizing tube 6 is a stainless steel tube of DN20 and has a height of 0.5 m.

The working principle is as follows: when the overflow device is used, the air pressure balance pipe 6 is arranged at the highest position of the overflow inner pipe 7, when a circulating pump is suddenly started or stopped and 618 draught greatly fluctuates, the air pressure balance pipe 6 enables the interiors of the overflow inner pipe 7 and the overflow outer pipe 3 to be communicated with the outside atmosphere, so that the air pressure balance between the inside and the outside of the pipes is realized, the possibility of slurry leakage caused by no high liquid level is avoided, and the labor capacity of field workers is reduced; in-process, filter mantle 5 is used for blockking that impurity gets into, and atmospheric pressure balance pipe 6 is 7 shapes, makes its upper end mouth level setting, reduces falling into of impurity, and overflow inner tube 7 and overflow outer tube 3 pass through flange joint, convenient to detach changes convenient to use.

The desulfurization tower body 8 is a general standard or a part known to those skilled in the art, and its structure and principle are known to those skilled in the art through a technical manual or through a routine experimental method, so that it is not described herein too much.

Having shown and described the basic principles, essential features and advantages of the invention, it should be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are merely illustrative, but rather are intended to cover various changes and modifications within the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides an overflow arrangement for desulfurizing tower, includes desulfurizing tower body (8), its characterized in that: the desulfurization tower is characterized in that an overflow inner pipe (7) is inserted into the side face of the desulfurization tower body (8) in a sealing manner, one end of the overflow inner pipe (7) extends to the inside of the desulfurization tower body (8), the other end of the overflow inner pipe (7) extends to the outside of the desulfurization tower body (8) and is connected with an overflow outer pipe (3) in a sealing manner through a flange plate (4), a sewage drainage ditch (2) is formed in the ground (1) below the overflow outer pipe (3), the lower end of the overflow outer pipe (3) extends to the inside of the sewage drainage ditch (2), the overflow outer pipe (3) is connected with the overflow inner pipe (7) in a door shape, and the overflow inner pipe (7) is located at the highest point of the door shape and is provided with an air pressure balance pipe (6) in a sealing manner.

2. The overflow apparatus for a desulfurization tower according to claim 1, wherein: the air pressure balancing pipe (6) is 7-shaped.

3. The overflow apparatus for a desulfurization tower according to claim 1, wherein: the upper end of the air pressure balance pipe (6) is sleeved with a filter cover (5).

4. The overflow apparatus for a desulfurization tower according to claim 1, wherein: the air pressure balance pipe (6) is a stainless steel pipeline of DN20, and the height is 0.5 m.