Vaporization pollution discharge filter for converter

Abstract

The utility model provides a vaporization blowdown filter for a converter, which relates to the field of ferrous metallurgy and comprises a shell, the middle of the bottom end of the shell is fixedly communicated with a blowdown port, the bottom end of the blowdown port is fixedly provided with a connecting ring, the bottom end of the connecting ring is provided with an end cover in a clamping manner, and the middle of the bottom end of the end cover is provided with a mounting hole. A metal guide pipe is arranged in the mounting hole in a threaded mode, the bottom end of the metal guide pipe fixedly communicates with a blow-down valve, and the bottom end of the blow-down valve fixedly communicates with a blow-down pipe. According to the pollution discharge filter, the installation hole is formed, the pollution discharge valve is installed in the installation hole in a threaded mode, the pollution discharge valve can be opened when the pollution discharge filter is blocked, then dirt in the pollution discharge filter is guided into the pollution discharge groove through the pollution discharge pipe, the water inlet butterfly valve is opened while pollution discharge is conducted, and the water outlet butterfly valve is closed; according to the invention, backwashing can be realized by using water inlet pressure, so that the purpose of sewage discharge of the sewage discharge filter is achieved, the cleaning and sewage discharge time of the sewage discharge filter can be shortened, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of steel metallurgy especially relates to a vaporization pollution discharge filter for converter. BACKGROUND

[0002] The pollution discharge filter used in the converter vaporization pollution discharge system usually needs to be cleaned regularly by hand of flocculation, sediment, oxide scale and sundries brought by turbid water. However, the two side valves need to be closed during pollution discharge, and the cleaning needs to be carried out after 12 bolts are removed by hand, so that 1-2 hours are needed for a series of processes such as disassembly, installation and cleaning, thereby leading to low working efficiency, and there are safety hazards in the process of disassembling the end cover due to the fact that the butterfly valve cannot be closed tightly and the operation is carried out under pressure during the cleaning process.

[0003] To solve the above problems, a vaporization pollution discharge filter for converter is provided. CONTENT OF THE UTILITY MODEL

[0004] The utility model provides a vaporization pollution discharge filter for converter, and solves the problems of low working efficiency and safety hazards of the existing clean pollution discharge filter.

[0005] To achieve the above purposes, the utility model adopts the technical scheme of:

[0006] A vaporization pollution discharge filter for converter, comprising a shell, a pollution discharge port is fixedly connected in the middle of the bottom end of the shell, a connecting ring is fixedly arranged at the bottom end of the pollution discharge port, an end cover is clamped at the bottom end of the connecting ring, an installation hole is arranged in the middle of the bottom end of the end cover, a metal conduit is screwedly arranged in the installation hole, a pollution discharge valve is fixedly connected at the bottom end of the metal conduit, a pollution discharge pipe is fixedly connected at the bottom end of the pollution discharge valve, a water inlet butterfly valve is fixedly connected at one end of the shell, a water outlet butterfly valve is fixedly connected at the other end of the shell, and an arc-shaped filter screen is arranged in the shell.

[0007] Further, the water inlet butterfly valve is fixedly connected with a water inlet pipe at the end away from the shell, and the water outlet butterfly valve is fixedly connected with a water outlet pipe at the end away from the shell.

[0008] Further, a first limiting seat is fixedly arranged at the top of the inner side of the shell, a second limiting seat is fixedly arranged at the inner side of the end cover, and the arc-shaped filter screen is clamped between the second limiting seat and the first limiting seat.

[0009] Further, a plurality of threaded holes are arranged at the connecting position of the connecting ring and the end cover, a plurality of fixed bolts matched with the number of the threaded holes are screwedly arranged at the connecting position of the end cover and the pollution discharge port, and the fixed bolts are screwedly connected with the threaded holes respectively.

[0010] Further, the first connecting flange is fixedly arranged at the connecting position of the shell and the water inlet butterfly valve, the second connecting flange is fixedly arranged at the connecting position of the water inlet butterfly valve and the water inlet pipe, the third connecting flange is fixedly arranged at the connecting position of the shell and the water outlet butterfly valve, and the fourth connecting flange is fixedly arranged at the connecting position of the water outlet butterfly valve and the water outlet pipe.

[0011] Further, the diameter of the mounting hole is 50 mm.

[0012] The utility model discloses beneficial effect lies in:

[0013] The utility model discloses sewage filter passes the mounting hole of being established in the middle part of end cover, and the sewage valve is screwed in the mounting hole, can open sewage valve when the sewage filter is blocked, and then the dirt in the sewage filter is guided into the sewage tank through the sewage pipe, and then it flows back to the sedimentation tank and carries out secondary purification treatment, opens the water inlet butterfly valve simultaneously when discharging sewage, and closes the water outlet butterfly valve, can utilize the water pressure and realizes back flushing to reach the purpose of discharging sewage to the sewage filter, can shorten the cleaning sewage time of sewage filter, improves work efficiency, and can avoid the end cover to break and fly when dismounting end cover and then mislead the staff. ACCURACY

[0014] In order to more clearly illustrate the embodiment of the utility model or the technical scheme of prior art, the following will be to the embodiment or prior art description needed to use the drawing do a simple introduction, obviously, the following description in the drawing is only some embodiments of the utility model, for those skilled in the art, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0015] Figure 1 It is the perspective view of the utility model.

[0016] Figure 2 It is the front view of the utility model.

[0017] Figure 3 It is the enlarged view of local A of the utility model.

[0018] Figure 4 It is the enlarged view of local B of the utility model.

[0019] In the drawing: 1, shell, 2, water inlet butterfly valve, 3, water inlet pipe, 4, first connecting flange, 5, second connecting flange, 6, water outlet butterfly valve, 7, water outlet pipe, 8, third connecting flange, 9, fourth connecting flange, 10, first limit seat, 11, arc filter screen, 12, sewage outlet, 13, sewage valve, 14, sewage pipe, 15, connecting ring, 16, end cover, 17, fixed bolt, 18, screw hole, 19, second limit seat, 20, mounting hole, 21, metal conduit. Detailed Implementation

[0020] It should be noted that, where there is no conflict, the embodiments and features in the embodiments of this utility model can be combined with each other. The present utility model will now be described in detail with reference to the accompanying drawings and embodiments.

[0021] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. The following description of at least one exemplary embodiment is merely illustrative and is in no way intended to limit this utility model or its application or use. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0022] It should be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the exemplary embodiments according to the present invention. As used herein, the singular form is intended to include the plural form as well, unless the context clearly indicates otherwise. Furthermore, it should be understood that when the terms "comprising" and / or "including" are used in this specification, they indicate the presence of features, steps, operations, devices, components, and / or combinations thereof.

[0023] In the description of this utility model, it should be understood that the orientation or positional relationship indicated by directional terms such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" is usually based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing this utility model and simplifying the description. Unless otherwise stated, these directional terms do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation on the scope of protection of this utility model. The directional terms "inner" and "outer" refer to the inner and outer contours relative to the outline of each component itself.

[0024] For ease of description, spatial relative terms, such as "on", "above", "top surface", "upper", and the like, can be used herein to describe the spatial relationship between one device or feature to another device or feature as shown in the drawings. It should be understood that the spatial relative terms are intended to include different orientations of the device in use or operation in addition to the orientation depicted in the drawings. For example, if the device in the drawings is turned over, the device described as "above" or "on" other devices or structures will then be positioned "below" or "under" the other devices or structures. Thus, the exemplary term "above" can include both the "above" and "below" orientations. The device can also be positioned in other different ways (rotated 90 degrees or in other orientations) and the spatial relative descriptions used herein interpreted accordingly.

[0025] In addition, it should be noted that the use of the words "first", "second", and the like, to describe various components, is merely intended to distinguish one component from another, and such words do not have special meanings unless otherwise stated, and therefore cannot be understood as limiting the scope of protection of the utility model.

[0026] The utility model provides a technical scheme: a kind of vaporization pollution filter for converter, as shown in figure, Figures 1-4 The bottom end of the connecting ring 15 is fixedly provided with an end cover 16, the middle part of the bottom end of the end cover 16 is provided with a mounting hole 20, the inside of the mounting hole 20 is threadedly provided with a metal conduit 21, the bottom end of the metal conduit 21 is fixedly communicated with a blowdown valve 13, the bottom end of the blowdown valve 13 is fixedly communicated with a blowdown pipe 14,

[0027] One end of the shell 1 is fixedly communicated with a water inlet butterfly valve 2, the water inlet butterfly valve 2 is fixedly communicated with a water inlet pipe 3 away from the shell 1, the other end of the shell 1 is fixedly communicated with a water outlet butterfly valve 6, the water outlet butterfly valve 6 is fixedly communicated with a water outlet pipe 7 away from the shell 1, the diameter of the mounting hole 20 provided in the middle part of the end cover 16 is 50 mm, and the blowdown valve 13 is threadedly installed in the mounting hole 20, so that the blowdown valve 13 can be opened when the blowdown filter is blocked, and then the dirt in the blowdown filter is guided into the blowdown tank through the blowdown pipe 14, and then it is flowed back to the sedimentation tank for secondary purification treatment, the water inlet butterfly valve 2 is opened at the same time of blowdown, and the water outlet butterfly valve 6 is closed, so that backwashing can be realized by using water inlet pressure, so that the purpose of blowdown of the blowdown filter is achieved, the blowdown and cleaning time of the blowdown filter can be shortened, the work efficiency is improved, and the end cover 16 can be avoided from flying and injuring the worker when the end cover 16 is disassembled.

[0028] The top of the inner side of the shell 1 is fixedly provided with a first limiting seat 10, the inner side of the end cover 16 is fixedly provided with a second limiting seat 19, the second limiting seat 19 is clamped with the first limiting seat 10, and the connecting part of the end cover 16 and the sewage outlet 12 is threadedly provided with twelve fixed bolts 17, the connecting part of the connecting ring 15 and the end cover 16 is provided with twelve threaded holes 18, and the twelve fixed bolts 17 are threadedly connected with the twelve threaded holes 18 respectively.

[0029] In use, the sewage is conveniently filtered through the arc-shaped filter screen 11, and the end cover 16 is conveniently fixed on the sewage outlet 12 through the thread fixing of the twelve fixed bolts 17 and the twelve threaded holes 18.

[0030] The connecting part of the shell 1 and the water inlet butterfly valve 2 is fixedly provided with a first connecting flange 4, the connecting part of the water inlet butterfly valve 2 and the water inlet pipe 3 is fixedly provided with a second connecting flange 5, the connecting part of the shell 1 and the water outlet butterfly valve 6 is fixedly provided with a third connecting flange 8, the connecting part of the water outlet butterfly valve 6 and the water outlet pipe 7 is fixedly provided with a fourth connecting flange 9, and the diameter of the mounting hole 20 is 50 mm.

[0031] In use, the shell 1 and the water inlet butterfly valve 2 are conveniently fixedly connected through the two first connecting flanges 4, the water inlet butterfly valve 2 and the water inlet pipe 3 are conveniently fixedly connected through the two second connecting flanges 5, and the shell 1 and the water outlet butterfly valve 6 are conveniently fixedly connected through the two third connecting flanges 8.

[0032] In use, the sewage filter opens the sewage valve 13 through the mounting hole 20 with a diameter of 50 mm formed in the middle of the end cover 16 and the thread mounting of the sewage valve 13 in the mounting hole 20, dirt in the sewage filter can be guided into the sewage tank through the sewage pipe 14 when the sewage filter is blocked, and then the dirt is flowed back to the sedimentation tank for secondary purification treatment, the water inlet butterfly valve 2 is opened and the water outlet butterfly valve 6 is closed at the same time of sewage, backwashing can be realized by using the water inlet pressure, so that the purpose of sewage of the sewage filter is achieved, the cleaning and sewage time of the sewage filter is shortened, the work efficiency is improved, and the end cover 16 is prevented from flying and injuring the workers when the end cover 16 is disassembled.

[0033] The above is only a preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A vaporizing blowdown filter for a converter characterized by: Including the shell (1), the bottom end of the shell (1) is fixedly connected with a drain port (12), the bottom end of the drain port (12) is fixedly provided with a connecting ring (15), the bottom end of the connecting ring (15) is clamped with an end cover (16), the bottom end of the end cover (16) is provided with a mounting hole (20) in the middle, the inside of the mounting hole (20) is screwedly provided with a metal conduit (21), the bottom end of the metal conduit (21) is fixedly connected with a drain valve (13), the bottom end of the drain valve (13) is fixedly connected with a drain pipe (14), one end of the shell (1) is fixedly connected with a water inlet butterfly valve (2), the other end of the shell (1) is fixedly connected with a water outlet butterfly valve (6), the inside of the shell (1) is provided with an arc-shaped filter screen (11).

2. The vaporization blowdown filter for a converter according to claim 1, characterized by: The water inlet butterfly valve (2) is fixedly connected with a water inlet pipe (3) away from the shell (1), and the water outlet butterfly valve (6) is fixedly connected with a water outlet pipe (7) away from the shell (1).

3. A vaporizing blowdown filter for a converter as defined in claim 1, wherein: The top of the inside of the shell (1) is fixedly provided with a first limiting seat (10), the inside of the end cover (16) is fixedly provided with a second limiting seat (19), and the arc-shaped filter screen (11) is clamped between the second limiting seat (19) and the first limiting seat (10).

4. A vaporizing blowdown filter for a converter as defined in claim 1, wherein: A plurality of threaded holes (18) are formed at the connecting position of the connecting ring (15) and the end cover (16), a plurality of fixing bolts (17) matched with the number of the threaded holes are screwedly arranged at the connecting position of the end cover (16) and the drain port (12), and the fixing bolts (17) are screwedly connected with the threaded holes (18) respectively.

5. A vaporizing blowdown filter for a converter as defined in claim 1, wherein: The connecting position of the shell (1) and the water inlet butterfly valve (2) is fixedly provided with a first connecting flange (4), the connecting position of the water inlet butterfly valve (2) and the water inlet pipe (3) is fixedly provided with a second connecting flange (5), the connecting position of the shell (1) and the water outlet butterfly valve (6) is fixedly provided with a third connecting flange (8), and the connecting position of the water outlet butterfly valve (6) and the water outlet pipe (7) is fixedly provided with a fourth connecting flange (9).

6. A vaporizing blowdown filter for a converter as defined in claim 1, wherein: The diameter of the mounting hole (20) is 50mm.

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