CN219390524U

CN219390524U - Electric furnace gland

Info

Publication number: CN219390524U
Application number: CN202223517846.1U
Authority: CN
Inventors: 王士斌; 张雅斌; 武延; 辛伟; 马浩胜; 赵卫涛; 陈邵龙; 任大营
Original assignee: Lizhong Sitong Light Alloy Group Co ltd
Current assignee: Lizhong Sitong Light Alloy Group Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-07-21
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses an electric furnace gland, which comprises a body, wherein the body comprises a lifting component, a rotating component is rotationally connected to the lifting component, a furnace cover is fixedly connected to the rotating component, the furnace cover is detachably connected to an electric furnace port and is used for sealing the electric furnace port, and the lifting component is fixedly connected with the electric furnace port. The utility model improves the sealing performance, saves certain manpower and has certain practicability.

Description

Electric furnace gland

Technical Field

The utility model relates to the field of electric furnace dust removal, in particular to an electric furnace gland.

Background

With the acceleration of the social industrialization process, the steel demand is increasing, and the rapid development of the steel industry is promoted. The environmental pollution is increasingly serious while the social industrialization process is accelerated, the national environmental protection pressure is increasingly prominent, and the national requirements on energy conservation and environmental protection are increasingly improved. As a short-flow steelmaking technology, compared with converter steelmaking, the pollution is relatively small, and a large amount of scrap steel can be consumed, so that the electric furnace steelmaking has become one of main smelting means. Therefore, the electric furnace dust removing cover is also an indispensable device.

The current common electric furnace dust hood is composed of sector plates, is manually rotated and sealed, achieves the effect of dust removal and sealing, is relatively laborious in rotation of the whole structure, is not strictly forbidden in sealing, and has certain potential safety hazards. Accordingly, there is a need for an electric furnace gland that addresses the above issues.

Disclosure of Invention

The utility model aims to provide an electric furnace gland which solves the problems of the prior art.

In order to achieve the above object, the present utility model provides the following solutions: the utility model provides an electric furnace gland, which comprises a body, wherein the body comprises a lifting assembly, a rotating assembly is rotationally connected to the lifting assembly, a furnace cover is fixedly connected to the rotating assembly, the furnace cover is detachably connected to an electric furnace mouth to seal the electric furnace mouth, and the lifting assembly is fixedly connected with the electric furnace mouth.

Preferably, the lifting assembly comprises an oil cylinder arranged at the bottom end of the body, a vertical shaft is fixedly connected above the oil cylinder, a fixed sleeve is sleeved outside the vertical shaft, the fixed sleeve is fixedly connected with the electric furnace mouth, and the top end of the vertical shaft is rotationally connected with the rotating assembly.

Preferably, the rotating assembly comprises a rotating sleeve rotatably connected to the top end of the vertical shaft, a cantilever is fixedly connected to the rotating sleeve, and the furnace cover is fixedly connected to the cantilever.

Preferably, the electric furnace mouth is arranged on a supporting table, and the supporting table is detachably connected with the fixed sleeve.

Preferably, the furnace cover is of an arc-shaped structure.

Preferably, a groove is formed in the side wall of the furnace cover, graphite packing is arranged in the groove, and a screw is arranged on the side wall of the groove.

The utility model discloses the following technical effects: the utility model discloses an electric furnace gland, wherein a lifting assembly can drive the furnace gland to move up and down so as to be opened and closed; the furnace cover can also rotate through the rotating component, and the assembly process is simple. The utility model improves the sealing performance, saves certain manpower and has certain practicability.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the assembly of the present utility model;

wherein: 1. a body; 2. an oil cylinder; 3. a vertical axis; 4. a fixed sleeve; 5. a furnace cover; 6. a rotating sleeve; 7. a cantilever; 8. an electric furnace mouth; 9. and a support table.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Example 1

Referring to fig. 1-2, the embodiment provides an electric furnace gland, which comprises a body 1, wherein the body 1 comprises a lifting component, a rotating component is rotationally connected on the lifting component, a furnace cover 5 is fixedly connected on the rotating component, the furnace cover 5 is detachably connected on an electric furnace mouth 8, the electric furnace mouth 8 is sealed, and the lifting component is fixedly connected with the electric furnace mouth 8. The electric furnace gland, the lifting component can drive the furnace cover 5 to move up and down so as to open and close, the furnace cover 5 can also rotate through the rotating component, and the assembly process is simple.

Further optimizing scheme, lifting unit is including installing the hydro-cylinder 2 in 1 bottom of body, and hydro-cylinder 2 top rigid coupling has vertical axis 3, and vertical axis 3 overcoat is equipped with fixed cover 4, and fixed cover 4 and electric stove mouth 8 rigid coupling, and vertical axis 3 top rotates and is connected with rotating assembly. The vertical shaft 3 can be lifted up and down under the drive of the oil cylinder 2, the furnace cover 5 is indirectly driven to open and close, and the fixing sleeve 4 can fix the vertical shaft 3 and the electric furnace mouth 8 so as to further stabilize the connection relation with the electric furnace. The furnace cover 5 is hydraulically lifted, the tail ends are connected by screw threads through high-pressure rubber pipes, the press fit is tight, no smoke is generated, and the furnace cover 5 can be lifted and lowered by the button operation.

Further optimizing scheme, rotating assembly includes rotating sleeve 6 that connects on the vertical axis 3 top in the rotation, and the rigid coupling has cantilever 7 on the rotating sleeve 6, rigid coupling bell 5 on the cantilever 7. The rotary sleeve 6 is adjusted according to the direction of the electric furnace mouth 8, after being assembled, the rotary sleeve is positioned and installed to the electric furnace, the furnace cover 5 is positioned at the center of the electric furnace mouth 8, and the cantilever 7 is welded.

In a further optimized scheme, the electric furnace mouth 8 is arranged on the supporting table 9, and the supporting table 9 is detachably connected with the fixed sleeve 4. The supporting table 9 can be used for establishing a connection between the body 1 and the electric furnace mouth 8, so that the phenomenon of unstable fixation of the body 1 is avoided.

Further optimizing scheme, bell 5 is the arc structure. The furnace cover 5 adopts an arc-shaped structure, so that the sealing effect is good, and meanwhile, the safety coefficient of operators in the operation process is improved.

Further optimizing scheme, the recess is installed to bell 5 lateral wall. Graphite packing is arranged in the groove, and screws are arranged on the side walls of the groove. The furnace cover 5 is manufactured by plugging a tank body, and the thickness is 10 mm. The end face of the furnace cover 5 is welded with a groove with the length of 40 mm by 40 mm, graphite packing is embedded in the groove, the side face is fastened by self-drilling screws, and the packing is prevented from falling off.

The using method comprises the following steps:

the vertical shaft 3 is arranged on the oil cylinder 2, the fixed sleeve 4 is fixed with the electric furnace mouth 8, the rotary sleeve 6 is sleeved at the top end of the vertical shaft 3, and the rotary sleeve 6 and the cantilever 7 are welded together after the furnace cover 5 is aligned with the electric furnace mouth 8.

Example 2

The difference between the embodiment and the embodiment 1 is that the top end of the furnace cover 5 in the embodiment is provided with a feeding port, and the feeding port is prepared according to the actual requirements of the site, so that different equipment requirements can be met according to the actual requirements, and the furnace cover is more practical.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements 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 utility model.

The foregoing embodiments are merely illustrative of the preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but various modifications and improvements made by those skilled in the art to which the present utility model pertains will be made without departing from the spirit of the present utility model, and it is intended to fall within the scope of the present utility model as defined in the appended claims.

Claims

1. An electric furnace gland, characterized in that: the electric furnace mouth sealing device comprises a body (1), wherein the body (1) comprises a lifting assembly, a rotating assembly is rotationally connected to the lifting assembly, a furnace cover (5) is fixedly connected to the rotating assembly, the furnace cover (5) is detachably connected to the electric furnace mouth (8) to seal the electric furnace mouth (8), and the lifting assembly is fixedly connected with the electric furnace mouth (8);

the furnace cover (5) is of an arc-shaped structure;

the side wall of the furnace cover (5) is provided with a groove, a graphite packing is arranged in the groove, and the side wall of the groove is provided with a screw.

2. The furnace gland according to claim 1 wherein: the lifting assembly comprises an oil cylinder (2) arranged at the bottom end of the body (1), a vertical shaft (3) is fixedly connected above the oil cylinder (2), a fixed sleeve (4) is sleeved outside the vertical shaft (3), the fixed sleeve (4) is fixedly connected with an electric furnace mouth (8), and the top end of the vertical shaft (3) is rotationally connected with the rotating assembly.

3. The furnace gland of claim 2 wherein: the rotary assembly comprises a rotary sleeve (6) rotationally connected to the top end of the vertical shaft (3), a cantilever (7) is fixedly connected to the rotary sleeve (6), and the furnace cover (5) is fixedly connected to the cantilever (7).

4. The furnace gland of claim 2 wherein: the electric furnace mouth (8) is arranged on the supporting table (9), and the supporting table (9) is detachably connected with the fixed sleeve (4).