CN218491792U

CN218491792U - Anti-splashing cover plate for blast furnace iron runner

Info

Publication number: CN218491792U
Application number: CN202222470519.9U
Authority: CN
Inventors: 李星燃; 李献明; 曹卫东
Original assignee: Zhengzhou Saiwo Tech Co ltd
Current assignee: Zhengzhou Saiwo Tech Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-02-17
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a prevent splash apron for blast furnace iron runner, the loach carrying platform comprises a supporting fram, the support frame is connected with through connecting device and is not stained with the sediment prefab, it includes curb plate and roof not to be stained with the sediment prefab, the junction of curb plate and diaphragm is provided with the lock structure, the top of support frame is provided with the connecting seat, uses the prefab to improve the temperature of being heated, reduces the deformation when being heated to the connected mode that uses the piecemeal bolt can wholly hang the piecemeal cleanness when clearing up the splash lid, only need change impaired department when the part is not stained with the sediment prefab not be stained with the sediment prefab can, be convenient for to the maintenance of preventing the splash apron.

Description

Anti-splashing cover plate for blast furnace iron runner

Technical Field

The utility model relates to a blast furnace iron runner protection technical field especially relates to a prevent splash apron for blast furnace iron runner.

Background

The main channel is an important facility for guiding molten iron in front of the blast furnace, and the molten iron is separated from liquid slag in the main channel. When the molten iron is discharged from the taphole of the blast furnace, in order to prevent the splashing of the molten iron in the main ditch, steel enterprises generally hoist the anti-splashing cover plate to the main ditch through the cover moving machine at the front end of the main ditch according to the actual environment and the working condition on site, cover the main ditch, also be provided with the anti-splashing cover plate at the rear end of the main ditch in order to ensure the use safety, the anti-splashing cover plate at the rear end is hoisted by using a travelling crane, and the burning of operators caused by the splashing of the molten iron and the mistaken contact is prevented.

The existing anti-splashing cover plate for the main runner mostly uses a connecting frame to weld and fix a cover body with a steel plate, because the iron outlet of a blast furnace can have the condition of molten iron splashing when being discharged, the anti-splashing cover can have one end arc or the part higher than the rear end cover plate to cover the iron outlet, when in use, part of the molten iron splashes on the inner wall of the anti-splashing cover, because the molten iron has high temperature, the molten iron can be adhered to the inner wall of the steel plate after long-time use, and the steel plate can be thermally deformed for a long time, so that the connecting frame can be driven to deform, the molten iron which can not be tightly sealed can splash from a gap, production accidents are caused, the service life of the anti-splashing cover plate can be influenced by local thermal deformation, and the molten iron adhered to the inner wall of the anti-splashing cover plate can not be well cleaned after being solidified, and great difficulty is caused to subsequent maintenance and curing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome prior art blast furnace iron runner and prevent splash apron molten iron can adhere on the inner wall and the deformation of the splash apron of preventing that leads to the link deformation be not convenient for maintain not enough when using, provide a prevent splash apron for blast furnace iron runner.

The utility model discloses a realize through following technical scheme: the utility model provides a prevent splash apron for blast furnace iron runner, includes the support frame, the support frame is connected with through connecting device and is not stained with the sediment prefab, it includes curb plate and roof not to be stained with the sediment prefab, the junction of curb plate and diaphragm is provided with the lock structure, the top of support frame is provided with the connecting seat.

Furthermore, the support frame comprises a plurality of support skeletons, each support skeleton comprises a cross beam connected with the top plate and a side beam connected with the side plate, and a main beam is arranged between every two cross beams.

Furthermore, the connecting device comprises a connecting plate arranged on the supporting framework, the connecting plate is abutted to the non-sticky slag prefabricated member, a mounting hole is formed in the connecting plate, and a stud bolted in the mounting hole is arranged on the back of the non-sticky slag prefabricated member.

Further, the buckling structure comprises a pressing plate arranged at the top of the side plate, the concave part of the pressing plate faces downwards, and bosses are arranged on two sides of the top plate and buckled with the concave parts of the pressing plate.

Furthermore, the non-slag-adhering prefabricated member is a corundum-silicon carbide non-slag-adhering refractory member.

Furthermore, heat insulation cotton is arranged on the back surfaces of the top plate and the side plates, and the heat insulation cotton is an aluminum silicate fiber blanket.

The beneficial effects of the utility model reside in that: the non-sticking slag prefabricated member is directly bolted on the supporting framework, the arrangement of an auxiliary structure is omitted, the structure is simplified, the weight of the whole cover plate is reduced, the non-sticking slag prefabricated member is corundum-silicon carbide non-sticking slag fireproof piece, the formed prefabricated member has enough strength, the prefabricated member is supported through the supporting framework, the formed anti-splashing cover plate has a practical effect, and the using effect is ensured by the heat insulation effect of the prefabricated member. Use sunk structure to prevent that the molten iron from spilling from the junction of curb plate and roof, guarantee the result of use, use the prefab to improve the temperature of being heated, deformation when reducing to be heated to the connected mode that uses the piecemeal bolt can wholly hang the piecemeal cleanness when clearing up the splash-proof lid, the part not be stained with the sediment prefab take place when damaged only need change impaired department not be stained with the sediment prefab can, be convenient for to the maintenance of splash-proof apron.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the supporting framework and the non-sticking slag prefabricated member of the present invention;

fig. 3 is a side view schematic structure diagram of the present invention;

wherein: 1. a support framework; 101. a connecting seat; 201. a side plate; 202. a top plate; 301. a side beam; 302. a cross beam; 303. a main beam; 304. a connecting plate.

Detailed Description

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "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.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

As shown in fig. 1-3: the utility model provides a prevent splash apron for blast furnace iron runner, includes the support frame, the support frame is connected with through connecting device and is not stained with the sediment prefab, it includes curb plate 201 and roof 202 not to be stained with the sediment prefab, wherein the support frame includes a plurality of supporting framework 1, supporting framework 1 includes crossbeam 302 of being connected with roof 202 and the curb girder 301 of being connected with curb plate 201, be provided with girder 303 between every crossbeam 302, girder 303 couples together between each crossbeam 302, reinforcing supporting framework 1's structural strength guarantees overall stability. The cross member 302 and the side member 301 may have a rectangular structure with an open bottom or a circular truncated cone-shaped structure with an open bottom, and the shape of the support frame 1 is selected according to the position, shape and installation space of the iron runner. Connecting device is including setting up connecting plate 304 on supporting framework 1, connecting plate 304 welds the both sides at supporting framework 1, and connecting plate 304 with be stained with the butt of sediment prefab, be provided with the mounting hole on connecting plate 304, the back that is not stained with the sediment prefab sets up the double-screw bolt of bolt connection in the mounting hole, the installation is not stained with the mounting hole that preset on the sediment prefab was pegged graft on connecting plate 304, the setting that will not be stained with the sediment prefab direct bolt and saved auxiliary structure on supporting framework 1 has simplified the structure, the weight of whole apron has been alleviateed, it is corundum-carborundum not to be stained with the sediment prefab for the sediment refractory part, the prefab after the shaping has sufficient intensity, support too each prefab through supporting framework 1, it has practical effect to constitute the anti-splash apron, and the result of use is guaranteed to the thermal-insulated effect of prefab. The back at roof 202 and curb plate 201 is provided with thermal-insulated cotton, and thermal-insulated cotton is the alumina silicate fiber blanket, and the installation thermal-insulated cotton between prefab and supporting framework 1 reduces the heat and gives off to the outside, reduces the heat radiation to the human body, has still reduced the harm of the heat that produces to supporting framework 1, reduces supporting framework 1's deformation, increase of service life.

The top of support frame is provided with connecting seat 101, connecting seat 101 can be connected with the line machine of hanging or moving the lid when using, be convenient for remove when using, and the junction of curb plate 201 and diaphragm is provided with the lock structure, wherein the lock structure is including setting up the pressure strip at curb plate 201 top, the depressed part of pressure strip is down, the both sides of roof 202 all are provided with the depressed part lock of boss and pressure strip, earlier in the installation on curb plate 201 bolt is at braced skeleton 1, then it is fixed with roof 202, the top pressfitting of curb plate 201 is with the both ends of roof 202, improve the stability of connecting, use the depressed part structure to prevent that the molten iron from spilling from the junction, guarantee result of use. The prefabricated part is used for improving the heating temperature, the deformation when the heating is reduced, the connection mode of the block bolting can wholly lift the block to be clean when the anti-splashing cover is cleaned, only the damaged non-staining slag prefabricated part needs to be replaced when the part is not stained with the slag prefabricated part to be damaged, and the maintenance and the repair of the anti-splashing cover plate are facilitated.

The working principle is as follows: the multi-block non-staining slag prefabricated member is bolted on the supporting framework through the screw column, so that the heat insulation is guaranteed, the adhesion amount of molten iron is reduced, the cleaning frequency is reduced, the non-staining slag prefabricated member is assembled together through the buckling structure, only the non-staining slag prefabricated member at the damaged part needs to be replaced when the part of the non-staining slag prefabricated member is damaged, and the maintenance of the anti-splashing cover plate are facilitated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a prevent splash apron for blast furnace iron runner, includes the support frame, its characterized in that: the support frame is connected with through connecting device and is not stained with the sediment prefab, it includes curb plate and roof not to be stained with the sediment prefab, the junction of curb plate and diaphragm is provided with the lock structure, the top of support frame is provided with the connecting seat.

2. The anti-splash cover plate for the blast furnace iron runner of claim 1, wherein: the support frame comprises a plurality of support frameworks, each support framework comprises a cross beam connected with the top plate and a side beam connected with the side plate, and a main beam is arranged between every two cross beams.

3. The anti-splash cover plate for the blast furnace iron runner of claim 2, wherein: the connecting device comprises a connecting plate arranged on the supporting framework, the connecting plate is abutted to the non-sticky slag prefabricated member, a mounting hole is formed in the connecting plate, and a stud bolted in the mounting hole is arranged on the back of the non-sticky slag prefabricated member.

4. The anti-splashing cover plate for the blast furnace iron runner as claimed in claim 2, characterized in that: the buckling structure comprises a pressing plate arranged at the top of the side plate, the concave part of the pressing plate faces downwards, and bosses are arranged on two sides of the top plate and buckled with the concave parts of the pressing plate.

5. The anti-splashing cover plate for the blast furnace iron runner as claimed in claim 1, characterized in that: the non-slag-sticking prefabricated member is a corundum-silicon carbide non-slag-sticking refractory member.

6. The anti-splashing cover plate for the blast furnace iron runner as claimed in claim 1, characterized in that: the back surfaces of the top plate and the side plates are provided with heat insulation cotton, and the heat insulation cotton is an aluminum silicate fiber blanket.