CN219103693U

CN219103693U - Refining furnace protector

Info

Publication number: CN219103693U
Application number: CN202223610810.8U
Authority: CN
Inventors: 沈利锋
Original assignee: Hangzhou Yuemao Technology Co ltd
Current assignee: Hangzhou Yuemao Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-30
Anticipated expiration: 2032-12-29

Abstract

The utility model belongs to the technical field of refining furnace protection, in particular to a refining furnace protection device, which comprises a refining furnace main body, wherein mounting risers are fixed on two sides of the outer wall of the refining furnace main body, lifting rails are arranged in the mounting risers, lifting sliders are slidably arranged between the inner walls of the lifting rails, threaded through holes are formed in the centers of the tops of the lifting sliders, lifting screw rods are arranged between the inner walls of the threaded through holes in a threaded manner, and two ends of each lifting screw rod are respectively fixed with two ends of the inner wall of each lifting rail through bearings; the second clamping blocks can protect two sides of the furnace mouth of the refining furnace main body when the protection bent plate moves to the upper limit of the position along with the lifting sliding block, can protect liquid metal in the direction, and prevent the possibility that splashes hurt staff in the direction, so that the safety performance is improved to a certain extent.

Description

Refining furnace protector

Technical Field

The utility model relates to the technical field of refining furnace protection, in particular to a refining furnace protection device.

Background

The refining furnace is a smelting device in the hot working industry, and is mainly used for carrying out final deoxidation and alloying processes on molten steel in ferrous metallurgy. According to different smelting purposes, there are various kinds of argon blowing refining furnaces, LF refining furnaces and the like.

In the prior art, the refining furnace mainly comprises a refining furnace body and a furnace cover, the furnace cover seals the furnace body when liquid metal is smelted in the furnace body, and the furnace cover is opened to carry out feeding work under the action of other structures when smelting raw materials and auxiliary media are required to be added in the furnace.

However, in the prior art, when the furnace cover is opened and then the medium is added, the medium reacts with the original liquid metal in the furnace to cause a scene of scattered fire liquid construction at the furnace mouth, and workers can observe the state in the furnace on high platforms at two sides of the furnace body, so that the scattered fire liquid can damage the workers on the high platforms, and certain potential safety hazard exists; therefore, a refining furnace protecting device is proposed for the above problems.

Disclosure of Invention

In order to make up the deficiency of the prior art, the problem that the fire liquid construction sparks are scattered at the fire hole and possibly hurt the staff on the high platform caused by the violent reaction of the liquid metal is solved, and the utility model provides a refining furnace protecting device.

The technical scheme adopted for solving the technical problems is as follows: the utility model discloses a refining furnace protecting device, which comprises a refining furnace main body, wherein mounting risers are fixed on two sides of the outer wall of the refining furnace main body, lifting rails are arranged in the mounting risers, lifting sliders are slidably arranged between the inner walls of the lifting rails, threaded through holes are arranged at the top centers of the lifting sliders, lifting screw rods are threadedly arranged between the inner walls of the threaded through holes, two ends of each lifting screw rod are respectively fixed with two ends of the inner wall of the lifting rail through bearings, first clamping blocks are fixed on the end faces of the lifting sliders, clamping square holes are formed in the tops of the first clamping blocks, protecting bent plates are arranged on the outer sides of the mounting risers, second clamping blocks are fixed on the curved surface inner walls of the protecting bent plates close to the centers of the edges of the bottoms, L-shaped clamping plates are fixed on the end faces of the second clamping blocks, and the outer walls of the L-shaped clamping plates and the inner walls of the clamping square holes are mutually clamped.

Preferably, the output motor is fixed below the mounting vertical plate at two sides through the bracket, and an output shaft of the output motor penetrates through the mounting vertical plate and extends to the inside of the lifting track to be connected with the axis of the lifting screw rod.

Preferably, the refining furnace main body outer wall both sides all are provided with the installation component, the installation component includes the removal track.

Preferably, the number of the moving rails is two, and the two moving rails are perpendicular to the side wall of the refining furnace main body and are on the same horizontal plane.

Preferably, the vertical projection of the bottom moving track of the protection bending plate is fixed with a moving slide block, and the outer wall of the moving slide block can slide with the inner wall of the moving track.

Preferably, a limiting block is fixed at the rear side of the inner part of the moving track.

The utility model has the advantages that:

according to the utility model, the protective bending plate and the lifting sliding block are mutually linked through the mutual clamping between the second clamping block and the clamping square hole, so that the protective bending plate can move up and down along with the lifting sliding block after being installed, the second clamping block can protect two sides of a furnace mouth of a main body of the refining furnace when the protective bending plate moves to the upper limit of the position along with the lifting sliding block, liquid metal in the direction can be protected, the possibility that splashes hurt staff in the direction is avoided, the safety performance is improved to a certain extent, the protective bending plate can move down along with the lifting sliding block when the furnace cover is closed, the closing of the furnace cover is not hindered, and the practicability of the device is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that 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 a first embodiment;

FIG. 2 is a schematic view showing the bottom structure of a refining furnace main body according to the first embodiment;

fig. 3 is a schematic view of a lifting slider structure according to a first embodiment;

FIG. 4 is a schematic view of a protective bending plate according to the first embodiment;

FIG. 5 is a schematic diagram of a stopper according to the first embodiment;

fig. 6 is a schematic structural diagram of the second embodiment.

In the figure: 1. a refining furnace main body; 2. installing a vertical plate; 21. lifting rails; 3. a lifting slide block; 31. a threaded through hole; 32. lifting the screw rod; 33. a first engagement block; 34. clamping the square hole; 4. a protective bent plate; 41. a second clamping block; 42. an L-shaped clamping plate; 5. an output motor; 6. a mounting assembly; 61. a moving track; 43. moving the slide block; 62. a limiting block; 44. an auxiliary handle.

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.

Example 1

Referring to fig. 1-5, a refining furnace protection device includes a refining furnace main body 1, two sides of an outer wall of the refining furnace main body 1 are respectively fixed with a mounting riser 2, a lifting rail 21 is arranged in the mounting riser 2, a lifting slider 3 is slidably mounted between inner walls of the lifting rail 21, a threaded through hole 31 is arranged at the center of the top of the lifting slider 3, a lifting screw rod 32 is threadably mounted between inner walls of the threaded through hole 31, two ends of the lifting screw rod 32 are respectively fixed with two ends of the inner wall of the lifting rail 21 through bearings, a first clamping block 33 is fixed at the end face of the lifting slider 3, a clamping square hole 34 is formed at the top of the first clamping block 33, two sides of the mounting riser 2 are respectively provided with a protection bent plate 4, a second clamping block 41 is fixed at the center of the curved inner wall of the protection bent plate 4 close to the bottom edge, an L-shaped clamping plate 42 is fixed at the end face of the second clamping block 41, and the outer wall of the L-shaped clamping plate 42 is clamped with the inner wall of the clamping square hole 34;

during operation, liquid metal is held in the refining furnace main body 1, the installation riser 2 is installed in the outer wall of the refining furnace main body 1 and installs the lifting slide block 3 through the lifting track 21, the lifting slide block 3 can slide up and down in the track range of the lifting track 21, the lifting slide block 3 installs the lifting screw rod 32 through the threaded through hole 31, and the lifting screw rod 32 is fixed in the lifting track 21, this makes it possible to adjust the relative position of the lifting slide block 3 in the lifting track 21 through the rotation of the lifting screw rod 32, the first clamping block 33 is installed on the lifting slide block 3 so that the first clamping block can synchronously move with the lifting slide block 3, the clamping square hole 34 is a connecting structure arranged on the first clamping block 33, the second clamping block 41 is arranged on the protection bent plate 4, the L-shaped clamping plate 42 is a connecting structure arranged on the second clamping block 41, mutual clamping between the protection plate 4 and the lifting slide block 3 is mutually clamped through the second clamping block 41 and the clamping block 34, the protection bent plate 4 can block the lifting slide block 3, the lifting bent plate 3 can be blocked from moving downwards when the furnace cover is lifted, and the furnace cover can not be closed, and the practical device can be prevented from being closed.

An output motor 5 is fixed below the mounting vertical plates 2 at two sides through a bracket, and an output shaft of the output motor 5 penetrates through the mounting vertical plates 2 to extend into the lifting track 21 and is connected with the axle center of the lifting screw rod 32;

in operation, the output motor 5 is mounted below the refining furnace body 1 and is connected with the lifting screw 32 in a manner to supply power for the rotation of the lifting screw 32.

Mounting assemblies 6 are arranged on two sides of the outer wall of the refining furnace main body 1, and each mounting assembly 6 comprises a moving rail 61;

in operation, the protective bending plate 4 can be mounted in an auxiliary manner by arranging the mounting assembly 6, and the moving rail 61 is a mounting auxiliary structure mounted on the refining furnace main body 1.

The number of the moving rails 61 is two, and the two moving rails 61 are perpendicular to the side wall of the refining furnace main body 1 and are on the same horizontal plane;

in operation, the movable rail 61 vertically provided on the refining furnace body 1 can support the protective bending plate 4 at the time of installation in the same horizontal line.

The vertical projection positions of the bottom moving rails 61 of the protection bending plate 4 are respectively fixed with a moving slide block 43, and the outer walls of the moving slide blocks 43 can mutually slide with the inner walls of the moving rails 61;

in operation, the shield bending plate 4 can be positioned before the mounting by the mutual engagement between the moving slider 43 and the moving rail 61.

A limiting block 62 is fixed at the rear side of the inner part of the moving rail 61;

in operation, by setting the limiting block 62, the installation component 6 is located at a position where the installation component can be mutually clamped with the clamping square hole 34 when the movable sliding block 43 is contacted with the limiting block 62, and the auxiliary installation function of the installation component 6 is achieved in a matched mode.

Example two

Referring to fig. 6, in a first comparative example, as another embodiment of the present utility model, an auxiliary handle 44 is fixed to the outer wall of the protective bending plate 4; in operation, the position adjustment of the protective bending plate 4 can be assisted by the auxiliary handle 44.

Working principle: the installation riser 2 is installed on the outer wall of the refining furnace main body 1 to install the lifting slide block 3 through the lifting track 21, the lifting slide block 3 is installed on the lifting screw rod 32 through the threaded through hole 31, so that the relative position of the lifting slide block 3 in the lifting track 21 can be adjusted through the rotation of the lifting screw rod 32, the first clamping block 33 is installed on the lifting slide block 3 to synchronously move with the lifting slide block 3, the second clamping block 41 is arranged on the protection bending plate 4, the mutual clamping between the second clamping block 41 and the clamping square hole 34 enables the mutual linkage between the protection bending plate 4 and the lifting slide block 3, the protection bending plate 4 can lift along with the lifting slide block 3 after being installed, and the second clamping block 41 can protect the two sides of the furnace mouth of the refining furnace main body 1 when the protection bending plate 4 moves along with the lifting slide block 3 to the upper limit, through setting up installation component 6 can carry out supplementary installation to the protection bent plate 4, make through setting up stopper 62 and just be in the position that can block each other with block square hole 34 when moving slider 43 and stopper 62 contact, when installing protection bent plate 4, at first start output motor 5 makes lifting slide 3 move down to the position lower extreme, afterwards make and remove slider 43 and remove track 61 mutual block, fix the position on the protection bent plate 4 fore-and-aft direction, remove protection bent plate 4 again and make second block 41 collide with stopper 62, afterwards reverse output motor 5 makes lifting slide 3 rise and drives the mutual block of block square hole 34 and L type block board 42 and realize the mutual linkage between lifting slide 3 and the protection bent plate 4, supplementary handle 44 can carry out supplementary promotion to the position adjustment of protection bent plate 4.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The utility model provides a refining furnace protector, includes refining furnace main part (1), the outer wall both sides of refining furnace main part (1) all are fixed with installation riser (2), lifting rail (21) have been seted up to the inside of installation riser (2), slidable mounting has lifting slide block (3), its characterized in that between the inner wall of lifting rail (21): the utility model discloses a lifting slide block, including lifting slide block (3), fixed plate, protection bent plate (4) are all provided with in the top center department of lifting slide block (3), threaded through hole (31) has been seted up between the inner wall of threaded through hole (31), threaded mounting has lifting screw (32) between the inner wall of threaded through hole (31), the both ends of lifting screw (32) are fixed with each other through bearing and lifting track's (21) inner wall both ends respectively, the terminal surface of lifting slide block (3) is fixed with first block (33), block square hole (34) have been seted up at the top of first block (33), both sides the outside of installation riser (2) all is provided with protection bent plate (4), the curved surface inner wall of protection bent plate (4) is close to bottom edge center department and is fixed with second block (41), the terminal surface of second block (41) is fixed with L type block (42), the mutual block between the outer wall of L type block (42) and the inner wall of block square hole (34).

2. A refining furnace guard according to claim 1, characterized in that: the output motor (5) is fixed below the mounting vertical plates (2) at two sides through the support, and an output shaft of the output motor (5) penetrates through the mounting vertical plates (2) and extends to the inside of the lifting track (21) to be connected with the axis of the lifting screw rod (32).

3. A refining furnace guard according to claim 2, characterized in that: both sides of the outer wall of the refining furnace main body (1) are provided with mounting assemblies (6), and the mounting assemblies (6) comprise moving rails (61).

4. A refining furnace guard according to claim 3, characterized in that: the number of the moving rails (61) is two, and the two moving rails (61) are perpendicular to the side wall of the refining furnace main body (1) and are on the same horizontal plane.

5. A refining furnace guard according to claim 4, characterized in that: the vertical projection positions of the bottom moving rails (61) of the protection bending plates (4) are respectively fixed with a moving sliding block (43), and the outer walls of the moving sliding blocks (43) can mutually slide with the inner walls of the moving rails (61).

6. A refining furnace guard according to claim 5, characterized in that: a limiting block (62) is fixed on the rear side of the inner part of the moving track (61).