CN218811843U

CN218811843U - Sundry treatment device of blast furnace coal gun

Info

Publication number: CN218811843U
Application number: CN202222261038.7U
Authority: CN
Inventors: 张宏民; 宋少华; 程洪全; 贾新; 张小林; 石存广; 赵凯盛; 张�浩; 玄兆舫; 吴会涛
Original assignee: Beijing Shougang Co Ltd
Current assignee: Beijing Shougang Co Ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-04-07
Anticipated expiration: 2032-08-26

Abstract

The embodiment of the application discloses debris processing apparatus of blast furnace coal rifle, blast furnace coal rifle equipment technical field includes: a cavity; one end of the cavity is connected with the blast furnace coal gun through the connecting module; the observation module is arranged at the other end of the cavity, and the observation module and the connecting module are arranged on the same axis; the dredging module is arranged in the cavity and is used for dredging sundries in the blast furnace coal gun; and the pressure relief module is arranged at the lower end of the cavity. The coal gun is connected with the blast furnace coal gun through the connecting module, the sundries inside the blast furnace coal gun are observed through the observation module, the sundries are brought into the cavity through the dredging module, the sundries are discharged through the pressure relief module, the sundries inside the coal gun can be quickly checked on line and effectively taken out, and the problems that the sundries in the coal gun change coal powder flow and the coal gun is leaked due to grinding are solved.

Description

Sundry treatment device of blast furnace coal gun

Technical Field

The application relates to the technical field of blast furnace coal gun equipment, in particular to a sundry treatment device of a blast furnace coal gun.

Background

The coal gun is an important device for reducing the smelting cost of molten iron by blowing pulverized coal fuel to a tuyere combustion area of a blast furnace. In the process of coal powder injection, impurities (pipeline ceramic fragments, electric welding slag, cloth bag milled fluff and the like) are often mixed in the coal powder conveyed to a blast furnace due to the preparation link of the coal powder. These impurities tend to plug inside the coal lance ports. The blockage of impurities in the coal gun can cause the increase of injection pressure and influence the normal coal injection quantity if the impurities are blocked, and the coal gun can be worn through if the impurities are serious, so that a large amount of coal powder is leaked to pollute the environment, and the coal stopping fault of a local air port is caused. At present, an effective method and an effective device for inspecting and treating sundries in a coal gun are lacked in a production field. Whether sundries exist in the coal gun is difficult to find by field workers generally; even if the sundries are judged to be in the coal gun by experience, the sundries are difficult to take out, the problem that the coal gun is abraded and leaked due to blockage of the sundries cannot be solved, and the normal coal powder injection of the blast furnace is seriously influenced.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide a debris processing apparatus of blast furnace coal rifle to solve the technical problem that exists among the prior art: namely how to solve the technical problem of removing sundries in the coal gun.

In order to solve the technical problem, the following technical scheme is adopted in the application:

a first aspect of an embodiment of the present application provides a device for processing impurities of a blast furnace coal gun, including: a cavity; one end of the cavity is connected with the blast furnace coal gun through the connecting module; the observation module is arranged at the other end of the cavity, and the observation module and the connecting module are arranged on the same axis; the dredging module is arranged in the cavity and is used for dredging sundries in a blast furnace coal gun; and the pressure relief module is arranged at the lower end of the cavity.

In some embodiments, the observation module comprises: transparent glass; the protection component is connected with one end of the cavity; the sealing assembly is fixed on the outer side of the protection assembly, and the transparent glass is arranged in the sealing assembly.

In some embodiments, the shield assembly comprises: the protective net is fixed at one end of the cavity; and the check ring is arranged between the protective net and the sealing assembly.

In some embodiments, the seal assembly comprises: the sealing cap is sleeved on the outer side of the transparent glass; and the sealant is respectively arranged on the front side and the rear side of the transparent glass.

In some embodiments, the deoccluding module comprises: the dredging pipeline is communicated with the cavity, and the dredging pipeline is obliquely fixed at the upper end of the cavity; the dredging rod penetrates through the dredging pipeline to enter the cavity.

In some embodiments, the dredging conduit comprises: a first pipe body; the first pipe body is fixed at the upper end of the cavity; the lower end of the second pipe body is in threaded connection with the first pipe body; and the locking cap is fixed at the upper end of the second pipe body.

In some embodiments, the dredging rod comprises a holding ring, a rod body and a hook, the holding ring is arranged outside the dredging pipeline, the holding ring is connected with one end of the rod body, the rod body penetrates through the dredging pipeline, and the hook is arranged at the other end of the rod body.

In some embodiments, a packing cup ring is disposed between the locking cap and the second tubular body.

In some embodiments, the connection module includes a quick union, and the cavity is connected to the blast furnace coal lance by the quick union.

In some embodiments, the pressure relief module comprises: the pressure relief pipe is fixed at the lower end of the cavity; and the pressure relief valve is arranged in the pressure relief pipe.

According to the technical scheme, the method has at least the following advantages and positive effects:

in the application, a debris processing apparatus of blast furnace coal rifle, be connected with the blast furnace coal rifle through linking module, the inside debris condition of blast furnace coal rifle is observed to the rethread observation module, bring debris into the cavity through mediation module in, discharge through the pressure release module, can online short-term test, effectively take out the inside debris that exist of coal rifle, debris change buggy stream in the elimination coal rifle, grind the coal rifle problem of leaking, guarantee coal rifle safety work, normal jetting buggy, whole inspection process safety, it is quick, high efficiency, easy and simple to handle, time saving and labor saving.

Drawings

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

FIG. 1 is a schematic structural view of a sundry handling device of a coal lance of a blast furnace according to an embodiment;

FIG. 2 is a schematic structural diagram of a sundries handling device of a coal lance of a blast furnace according to an embodiment when the sundries handling device is connected with the coal lance.

The reference numerals are explained below: 1. a coal gun; 101. a coal gun head; 102. the tail part of the coal gun; 2. a coal gun valve; 3. a cavity; 4. a connection module; 5. a connection module; 51. a protective net; 52. a retainer ring; 53. sealing glue; 54. transparent glass; 6. a pressure relief module; 61. a pressure relief valve; 7. dredging the pipeline; 71. a first pipe body; 72. a second tube; 73. sealing the packing ring; 74. a lock cap; 8. dredging the rod; 81. a holding ring; 82. hooking; 9. and (5) sundries.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

The terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features.

In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "communicate," "mount," "connect," and "connect" are to be construed broadly, e.g., as being 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 application can be understood in a specific case by those of ordinary skill in the art.

Please refer to fig. 1.

Fig. 1 is a schematic view of a device for treating sundries in a coal lance of a blast furnace according to an embodiment of the present application, and the device includes: a cavity 3; one end of the cavity 3 is connected with the blast furnace coal gun through the connecting module 4; the observation module 5 is arranged at the other end of the cavity 3, and the observation module 5 and the connecting module 4 are arranged on the same axis; the dredging module is arranged in the cavity 3 and is used for dredging sundries 9 in the blast furnace coal gun; and the pressure relief module 6 is arranged at the lower end of the cavity 3. Be connected with the blast furnace coal rifle through connecting module 4, the inside debris 9 condition of blast furnace coal rifle is observed to rethread observation module 5, bring debris 9 into cavity 3 through mediation module in, discharge through pressure release module 6, can online quick check, effectively take out the inside debris 9 that exists of coal rifle, debris 9 changes the buggy stream in the elimination coal rifle, grind the coal rifle problem of leaking, guarantee coal rifle safe work, normal jetting buggy, whole inspection process safety, it is quick, high efficiency, and easy and simple to handle, time saving and labor saving.

In this embodiment, the observation module 5 includes: a transparent glass 54; the protection component is connected with one end of the cavity 3; and the sealing assembly is fixed on the outer side of the protection assembly, and the transparent glass 54 is arranged in the sealing assembly. And observing the condition of the sundries 9 in the blast furnace coal lance through the observation module 5.

In this embodiment, the shield assembly includes: a protective net 51, wherein the protective net 51 is fixed at one end of the cavity 3; and the retainer ring 52 is arranged between the protective net 51 and the sealing assembly. The protection net 51 is used to prevent the transparent glass 54 from entering the cavity 3.

In this embodiment, the seal assembly includes: the sealing cap is sleeved on the outer side of the transparent glass 54; and the sealant 53 is respectively arranged at the front side and the rear side of the transparent glass 54. The sealing assembly is used for ensuring the air tightness in the cavity 3.

In this embodiment, the dredging module includes: the dredging pipeline 7 is communicated with the cavity 3, and the dredging pipeline 7 is obliquely fixed at the upper end of the cavity 3; and the dredging rod 8 penetrates through the dredging pipeline 7 to enter the cavity 3.

In this embodiment, the dredging pipe 7 includes: a first pipe 71; the first pipe 71 is fixed at the upper end of the cavity 3; a second pipe 72, wherein the lower end of the second pipe 72 is in threaded connection with the first pipe 71; a locking cap 74, wherein the locking cap 74 is fixed on the upper end of the second tube 72.

In the specific implementation process of this embodiment, the included angle between the first tube 71 and the cavity 3 is 10 ° to 30 °.

In this embodiment, the dredging rod 8 comprises a holding ring 81, a rod body and a hook 82, the holding ring 81 is arranged at the outer side of the dredging pipeline 7, the holding ring 81 is connected with one end of the rod body, the rod body passes through the dredging pipeline 7, and the hook 82 is arranged at the other end of the rod body.

In this embodiment, a sealing packing ring 73 is provided between the locking cap 74 and the second tube 72. For ensuring the airtightness of the cavity 3.

In this embodiment, the connection module 4 includes a quick union, and the cavity 3 is connected to the blast furnace coal gun through the quick union.

In some embodiments, the pressure relief module 6 comprises: the pressure relief module 6 includes: the pressure relief pipe is fixed at the lower end of the cavity 3; and the pressure relief valve 61 is arranged in the pressure relief pipe, and the pressure relief valve 61 is arranged in the pressure relief pipe.

Please refer to fig. 2;

in the specific implementation process of the embodiment, the coal gun valve 2 at the rear end of the coal gun 1 is closed, the coal gun head 101 is far away from the device, one end close to the coal gun tail 102 is connected with the connecting part, the coal gun valve 2 is opened, the position of sundries 9 inside the coal gun can be checked through the transparent glass 54, the holding ring 81 is pushed, the dredging rod 8 extends into the coal gun tail 102 direction, the hook 82 extends to the sundries 9, the position of the hook 82 is finely adjusted, after the sundries 9 are hooked by the hook 82, the dredging rod 8 is pulled, the hook 82 moves the sundries 9 into the cavity 3, the coal gun valve 2 is closed again, the pressure relief valve 61 is opened to relieve pressure, and the sundries connecting part can be taken out.

in the application, debris processing apparatus of blast furnace coal rifle, be connected with the blast furnace coal rifle through linking module, the inside debris condition of blast furnace coal rifle is observed to the rethread observation module, bring debris into the cavity through mediation module in, discharge through the pressure release module, can online quick check, effectively take out the inside debris that exist of coal rifle, it changes the buggy stream to eliminate debris in the coal rifle, grind the coal rifle problem of leaking, guarantee coal rifle safety work, normally jetting buggy, whole inspection process safety, it is quick, high efficiency, easy and simple to handle, time saving and labor saving.

In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A blast furnace coal gun sundries treatment device is characterized by comprising:

a cavity;

one end of the cavity is connected with the blast furnace coal gun through the connecting module;

the observation module is arranged at the other end of the cavity, and the observation module and the connecting module are arranged on the same axis;

the dredging module is arranged in the cavity and is used for dredging sundries in a blast furnace coal gun;

and the pressure relief module is arranged at the lower end of the cavity.

2. The device for processing the sundries in the coal lance of the blast furnace as recited in claim 1, characterized in that the observation module comprises:

transparent glass;

the protection component is connected with one end of the cavity;

the sealing assembly is fixed on the outer side of the protection assembly, and the transparent glass is arranged in the sealing assembly.

3. The device for disposing sundries in a coal lance of a blast furnace as set forth in claim 2, wherein the shield assembly comprises:

the protective net is fixed at one end of the cavity;

and the check ring is arranged between the protective net and the sealing assembly.

4. The device for disposing sundries in a coal lance of a blast furnace as set forth in claim 2, wherein the sealing assembly comprises:

the sealing cap is sleeved on the outer side of the transparent glass;

and the sealant is respectively arranged on the front side and the rear side of the transparent glass.

5. The device for handling sundries in a coal lance of a blast furnace as claimed in claim 1, wherein the dredging module comprises:

the dredging pipeline is communicated with the cavity, and the dredging pipeline is obliquely fixed at the upper end of the cavity;

the dredging rod penetrates through the dredging pipeline to enter the cavity.

6. The device for disposing impurities of a blast furnace coal lance defined in claim 5 wherein the dredging pipe comprises:

a first pipe body; the first pipe body is fixed at the upper end of the cavity;

the lower end of the second pipe body is in threaded connection with the first pipe body;

and the locking cap is fixed at the upper end of the second pipe body.

7. The device of claim 6, wherein the dredging rod comprises a holding ring, a rod body and a hook, the holding ring is arranged outside the dredging pipe and connected with one end of the rod body, the rod body penetrates through the dredging pipe, and the hook is arranged at the other end of the rod body.

8. The device for treating sundries in a coal gun of a blast furnace as recited in claim 6, characterized in that a seal packing ring is provided between the lock cap and the second tube body.

9. The device for processing the sundries in the coal gun of the blast furnace as claimed in claim 1, wherein the connecting module comprises a quick union, and the cavity is connected with the coal gun of the blast furnace through the quick union.

10. The device for disposing sundries in a coal lance of a blast furnace as claimed in claim 1, wherein the pressure relief module comprises:

the pressure relief pipe is fixed at the lower end of the cavity;

and the pressure relief valve is arranged in the pressure relief pipe.