CN220352159U

CN220352159U - Blast furnace cooling wall structure

Info

Publication number: CN220352159U
Application number: CN202321590277.5U
Authority: CN
Inventors: 李小鹏; 王新义; 张彦合; 翟继周
Original assignee: Luohe Hengyu Metallurgical Machinery Co ltd
Current assignee: Luohe Hengyu Metallurgical Machinery Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2024-01-16
Anticipated expiration: 2033-06-21

Abstract

The utility model discloses a blast furnace cooling wall structure, which comprises a frame body, wherein an inserting groove is formed in the inner left wall of the frame body, an independent plate is detachably and slidably connected with the inserting groove, a cooling pipe is arranged in the independent plate, a liquid inlet communicated with the cooling pipe is formed in the lower side of the front end of the independent plate, a liquid outlet communicated with the cooling pipe is formed in the upper side of the front end of the independent plate, a picking and placing opening is formed in the upper end of the frame body, a cover plate is slidably matched with the picking and placing opening, and a locking assembly is arranged on the upper side of the right wall of the frame body. According to the utility model, the plurality of independent plates are spliced in the frame body to form the cooling wall, one cooling pipe is arranged in each independent plate, when the cooling pipe is damaged, the cover plate is taken out, the independent plate where the damaged cooling pipe is positioned is taken out, the disassembly and assembly steps are simple, the replacement of the single cooling pipe is convenient, the maintenance cost is reduced, and the use is convenient.

Description

Blast furnace cooling wall structure

Technical Field

The utility model relates to the technical field of blast furnace smelting, in particular to a blast furnace cooling wall structure.

Background

With the great investment of the basic construction of China, the smelting strength of the blast furnace is continuously improved, and the service life of the blast furnace is shortened. The length of the service life of the blast furnace cooling equipment determines the service life of the blast furnace to a great extent. After the blast furnace cooling equipment is damaged, on one hand, the production is uneconomical, the energy consumption is increased, and on the other hand, the potential safety hazard is brought to the safe production.

The existing cooling wall is fixed on the furnace wall, the cooling pipes are usually arranged in the cooling wall, so that good circulation of cooling water is guaranteed, but the cooling wall is usually an integral body, a plurality of cooling pipes are hidden in the cooling wall, once one cooling pipe is damaged, the cooling wall is very inconvenient to replace, the cooling effect can be maintained only through replacing the integral body, and the cooling wall is low in cost and inconvenient to use.

To this end, we propose a cooling wall structure of a blast furnace to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the problem that a single cooling pipe in a cooling wall is damaged and is not easy to replace singly, which is proposed in the background art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a blast furnace cooling wall structure, includes the framework, the spliced groove has been seted up to the interior left wall of framework, spliced groove detachable sliding connection has the independent board, be provided with the cooling tube in the independent board, the front end downside of independent board is provided with the inlet with the cooling tube intercommunication, the front end upside of independent board is provided with the liquid outlet with the cooling tube intercommunication, the upper end of framework has been seted up and has been got the mouth of putting, get the mouth of putting sliding fit and have the apron, the right wall upside of framework is provided with locking subassembly;

the locking assembly comprises a sliding cavity formed in the upper end of the right wall of the frame body, the sliding cavity is slidably connected with a limiting block, a spring is fixedly connected between the limiting block and the sliding cavity, the lower end of the limiting block is fixedly connected with an L-shaped connecting rod, a movable groove is formed in the right wall of the frame body, and the movable groove is slidably matched with the L-shaped connecting rod.

According to the cooling wall structure of the blast furnace, the plugging grooves are arranged in a left-wide and right-narrow manner.

According to the blast furnace cooling wall structure, the two limit grooves communicated with the taking and placing opening are symmetrically formed in the frame body, and the two limit grooves are matched with the cover plate in a sliding mode.

According to the cooling wall structure of the blast furnace, the upper end of the cover plate is provided with the operation groove.

According to the cooling wall structure of the blast furnace, the right upper end of the limiting block is provided with the inclined fillet.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the plurality of independent plates are spliced in the frame body to form the cooling wall, one cooling pipe is arranged in each independent plate, when the cooling pipe is damaged, the cover plate is taken out, the independent plate where the damaged cooling pipe is positioned is taken out, the disassembly and assembly steps are simple, the replacement of the single cooling pipe is convenient, the maintenance cost is reduced, and the use is convenient.

Drawings

FIG. 1 is a schematic diagram of a blast furnace stave according to the present utility model;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is a schematic diagram illustrating a side view of the cover plate and the limiting groove in FIG. 1;

fig. 4 is a schematic top view of a cooling wall structure of a blast furnace according to the present utility model.

In the figure: 1 frame body, 11 jack grooves, 12 taking and placing ports, 13 limit grooves, 2 independent plates, 21 cooling pipes, 22 liquid inlets, 23 liquid outlets, 3 cover plates, 31 operation grooves, 4 locking components, 41 sliding cavities, 42 limit blocks, 43L-shaped connecting rods, 44 springs and 45 movable grooves.

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.

Referring to fig. 1-4, a blast furnace cooling wall structure comprises a frame body 1, wherein an inserting groove 11 is formed in the inner left wall of the frame body 1, an independent plate 2 is detachably and slidably connected to the inserting groove 11, the inserting groove 11 is arranged in a left-wide and right-narrow mode, the inserting groove 11 is also formed in the right end of the independent plate 2, and the shape of the left end of the independent plate 2 is matched with that of the inserting groove 11.

The cooling pipe 21 is arranged in the independent plate 2, the liquid inlet 22 communicated with the cooling pipe 21 is arranged at the lower side of the front end of the independent plate 2, the liquid outlet 23 communicated with the cooling pipe 21 is arranged at the upper side of the front end of the independent plate 2, the liquid inlet 22 is arranged below, the liquid outlet 23 is arranged above, and the cooling pipe 21 is more favorable for being filled with flowing cooling liquid.

The upper end of the frame body 1 is provided with a taking and placing opening 12, the taking and placing opening 12 is in sliding fit with a cover plate 3, two limiting grooves 13 communicated with the taking and placing opening 12 are symmetrically formed in the frame body 1, and the two limiting grooves 13 are in sliding fit with the cover plate 3 together to limit the position of the cover plate 3.

The right wall upside of framework 1 is provided with locking subassembly 4, and locking subassembly 4 includes the sliding chamber 41 of seting up in framework 1 right wall upper end, and sliding chamber 41 sliding connection has stopper 42, and the oblique fillet has been seted up to stopper 42's upper right end, and when apron 3 is at the installation, set up oblique fillet and be favorable to stopper 42 to slide down by oneself into sliding chamber 41 in, when apron 3 is installed, stopper 42 upwards slides out under the elasticity of spring 44, spacing apron 3, and it is convenient to install apron 3.

The spring 44 is fixedly connected between the limiting block 42 and the sliding cavity 41, the L-shaped connecting rod 43 is fixedly connected to the lower end of the limiting block 42, the movable groove 45 is formed in the right wall of the frame body 1, the movable groove 45 is in sliding fit with the L-shaped connecting rod 43, the limiting block 42 can slide downwards through operating the L-shaped connecting rod 43, limiting on the cover plate 3 is relieved, and the cover plate 3 is conveniently taken out.

The upper end of the cover plate 3 is provided with an operation groove 31, when the cooling pipe 21 is damaged or blocked, the L-shaped connecting rod 43 is pulled downwards to drive the limiting block 42 to slide downwards into the sliding cavity 41, the limiting of the cover plate 3 is released, the operation groove 31 is buckled, the cover plate 3 slides leftwards, the cover plate 3 is taken out, and then the independent plate 2 where the cooling pipe 21 with problems is arranged is replaced.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A blast furnace cooling wall structure is characterized in that: the novel cooling device comprises a frame body (1), wherein an inserting groove (11) is formed in the inner left wall of the frame body (1), an independent plate (2) is detachably and slidably connected with the inserting groove (11), a cooling pipe (21) is arranged in the independent plate (2), a liquid inlet (22) communicated with the cooling pipe (21) is formed in the lower side of the front end of the independent plate (2), a liquid outlet (23) communicated with the cooling pipe (21) is formed in the upper side of the front end of the independent plate (2), a picking and placing opening (12) is formed in the upper end of the frame body (1), a cover plate (3) is slidably matched with the picking and placing opening (12), and a locking assembly (4) is arranged on the upper side of the right wall of the frame body (1);

the locking assembly (4) comprises a sliding cavity (41) formed in the upper end of the right wall of the frame body (1), the sliding cavity (41) is connected with a limiting block (42) in a sliding mode, a spring (44) is fixedly connected between the limiting block (42) and the sliding cavity (41), the lower end of the limiting block (42) is fixedly connected with an L-shaped connecting rod (43), a movable groove (45) is formed in the right wall of the frame body (1), and the movable groove (45) is in sliding fit with the L-shaped connecting rod (43).

2. A blast furnace stave structure according to claim 1, wherein: the inserting grooves (11) are arranged in a manner of being wide in left and narrow in right.

3. A blast furnace stave structure according to claim 1, wherein: two limit grooves (13) communicated with the taking and placing opening (12) are symmetrically formed in the frame body (1), and the two limit grooves (13) are matched with the cover plate (3) in a sliding mode.

4. A blast furnace stave structure according to claim 1, wherein: an operation groove (31) is formed in the upper end of the cover plate (3).

5. A blast furnace stave structure according to claim 1, wherein: the right upper end of the limiting block (42) is provided with an oblique fillet.