CN214163377U

CN214163377U - High-performance refractory castable structure for blast furnace lining

Info

Publication number: CN214163377U
Application number: CN202023055185.6U
Authority: CN
Inventors: 张晓雷; 赵彦龙; 张二特; 赵紫阳
Original assignee: Gongyi No5 Refractory Co ltd
Current assignee: Gongyi No5 Refractory Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-09-10
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a high-performance refractory castable structure for a blast furnace lining, which comprises a castable structure body, wherein a fixed plate is arranged at the bottom of the castable structure body, a motor is arranged inside the fixed plate, a fixing mechanism is arranged at the lower end of the fixed plate, a bearing is arranged at the output end of the motor, a connecting rod is arranged at one end of the bearing, a storage tank is arranged at the upper end of the connecting rod, four groups of pouring pipes are arranged on the outer wall of the storage tank, a blast furnace is arranged at the lower end of the castable structure body, refractory bricks are arranged on the inner wall of the blast furnace, the refractory materials in the storage tank flow out along with the pouring pipes, the materials are evenly poured between a mold and the refractory bricks by rotating under the driving of the motor, and the castable structure can be quickly installed with the mold by installing the fixing mechanism, the stability of the castable structure is further improved, and the castable is safer when being used by construction personnel.

Description

High-performance refractory castable structure for blast furnace lining

Technical Field

The utility model relates to a blast furnace inside lining castable structure, in particular to blast furnace inside lining high performance refractory castable structure belongs to refractory material technical field.

Background

After a period of production, the blast furnace hearth (including tap hole, tuyere zone), the furnace body (including furnace belly and furnace waist) and other parts of the iron works can cause different degrees of damage to the relevant parts of the blast furnace due to the influence of factors such as construction quality, production operation, material quality, especially strengthening smelting and the like: 1. the blast furnace hearth ceramic cup is peeled off under the influence of high-temperature corrosion and material erosion; 2. the hearth part is corroded, damaged, peeled and thinned due to the carbon brick lining body, so that the heat flow strength of the furnace bottom is improved; 3. the iron notch part also has different degrees of lining erosion and stripping. In order to ensure the normal operation of blast furnace production and the safety of field environment, prolong the service life of blast furnace and improve the technical and economic benefits, the damaged part of blast furnace needs to be repaired.

Because the manual casting is directly adopted at present, after the mold is placed, the fireproof material is directly poured into the middle of the mold and the blast furnace, the casting is not uniform easily during the casting, after the refractory brick lining is used for a period of time, gaps are easily formed, the refractory brick lining is not tightly combined, the refractory brick lining is easy to wear and tear, the refractory brick lining falls off or even partially collapses, the service life is short, meanwhile, the manual casting wastes time and labor, the labor cost is needed, filling slurry is manually smeared, the satisfactory slurry saturation degree is difficult to obtain, the convenient condition is provided for the invasion of erosion media, the existing casting material structure is complex to install and cannot be maintained in time, and the difficulty of the work is increased for constructors.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a blast furnace inside lining high performance refractory castable structure to solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a blast furnace inside lining high performance refractory castable structure, includes castable structure body, the fixed plate is installed to castable structure body's bottom, the internally mounted of fixed plate has the motor, fixed establishment is installed to the lower extreme of fixed plate, the bearing is installed to the output of motor, the connecting rod is installed to the one end of bearing, the storage vat is installed to the upper end of connecting rod, four pouring pipes of group are installed to the outer wall of storage vat, the blast furnace is installed to castable structure body's lower extreme, resistant firebrick is installed to the inner wall of blast furnace, resistant firebrick's inboard fixed mounting has the mould, it has refractory material to fill between resistant firebrick and the mould.

Preferably, four groups of mounting seats are installed on the outer wall of the storage barrel, and the pouring pipe is movably connected with the storage barrel through the mounting seats.

Preferably, a placing plate is arranged in the middle of the fixing plate, four fixing seats are mounted on the outer wall of the placing plate, and four telescopic rods are mounted on one side of each fixing seat.

Preferably, the upper end of the storage barrel is provided with a sliding block, and the upper end of the storage barrel is provided with a mounting ring.

Preferably, one side of the mounting ring is provided with a sliding groove, and one side of the inner wall of the mounting ring is provided with a fixing buckle.

Preferably, the fixing mechanism comprises a clamping groove, and the fixing mechanism is movably connected with the mold through a bolt.

Preferably, a fixing pile is installed on one side of the top of the blast furnace, and a fixing ring is installed at the upper end of the fixing pile.

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

1. the utility model relates to a blast furnace inside lining high performance refractory castable structure installs four group's pouring pipes at the outer wall of storage vat, and refractory material in the storage vat is along with the pouring pipe outflow, under the drive of motor, and the storage vat is rotatory, and the material of the inside prevents to combine inseparably through rotatory even pouring in the centre of mould and resistant firebrick, and easy wearing and tearing, appearance drop, local collapse even lead to the shorter and needs the frequent maintenance of blast furnace inside lining life-span, therefore the reducible cost of maintenance of pouring material structure.

2. The utility model relates to a blast furnace inside lining high performance refractory castable structure, through installing fixed establishment, the castable structure can be fast with die holding, fixed establishment is earlier through draw-in groove and mould joint, rethread bolt and mould swing joint, it is all comparatively convenient with the dismantlement to install, therefore, the steam generator is simple in operation, the stability that makes the castable structure further increases, it is safer when making things convenient for constructor to use, the internally mounted of fixed plate has the telescopic link, when the size of fixed plate needs to be adjusted, the fixed plate passes through the telescopic link and releases, the size of increase fixed plate, adapt to the blast furnace of various sizes, it is more convenient during the use.

Drawings

FIG. 1 is a schematic view of the internal structure of the castable structure of the present invention;

FIG. 2 is a schematic view of the structure of the castable of the present invention;

fig. 3 is a schematic view of the internal structure of the fixing plate of the present invention;

FIG. 4 is a schematic view of the appearance structure of the storage vat and the mounting ring of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a castable structure body; 2. a mounting ring; 3. a storage barrel; 4. a mounting seat; 5. a pouring tube; 6. a fixing plate; 7. a refractory brick; 8. a refractory material; 9. a fixing ring; 10. fixing the pile; 11. a motor; 12. a mold; 13. a slider; 14. a fixed seat; 15. a telescopic rod; 16. a bearing; 17. a chute; 18. a fixing buckle; 19. placing the plate; 20. a bolt; 21. a fixing mechanism; 22. a connecting rod; 23. a blast furnace.

Detailed Description

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.

Referring to fig. 1-5, the utility model provides a high-performance refractory castable structure for blast furnace lining, including castable structure body 1, fixed plate 6 is installed to the bottom of castable structure body 1, fixed plate 6 fixes whole castable structure body 1, the internally mounted of fixed plate 6 has motor 11, the model of motor 11 is Y90S-2, motor 11 provides power, drive storage vat 3 and rotate, fixed establishment 21 is installed to the lower extreme of fixed plate 6, castable structure body 1 passes through fixed establishment 21 and mould 12 swing joint, fixed more firm, make construction personnel safer when using, quick installation, convenient dismantlement, bearing 16 is installed to the output of motor 11, bearing 16 plays the supporting role, sliding resistance is little, power consumption is little, start easily, connecting rod 22 is installed to the one end of bearing 16, motor 11 drives connecting rod 22 and rotates, the whole storage vat 3 is made to rotate, the storage vat 3 is installed at the upper end of the connecting rod 22, a constructor pours refractory materials 8 into the storage vat 3, pouring is convenient, four groups of pouring pipes 5 are installed on the outer wall of the storage vat 3, the refractory materials 8 in the storage vat 3 flow to the middle of a refractory brick 7 and a mold 12 through the pouring pipes 5, a blast furnace 23 is installed at the lower end of the pouring material structure body 1, the refractory brick 7 is installed on the inner wall of the blast furnace 23 and is built with the refractory brick 7, the blast furnace 23 is made to be more refractory, the service life of the blast furnace 23 is prolonged, the mold 12 is fixedly installed on the inner side of the refractory brick 7, the refractory materials 8 are poured between the mold 12 and the refractory brick 7 to form an inner lining of the blast furnace 23, the mold 12 plays a fixing role, the refractory materials 8 are filled between the refractory bricks 7 and the mold 12, gaps exist after the refractory bricks 7 are built, the refractory materials 8 are filled, the gaps are reduced, and the fire resistance of the blast furnace 23 is further increased.

The utility model discloses in: four group's mount pads 4 are installed to the outer wall of storage vat 3, and pouring tube 5 passes through

mount pad

4 and 3 swing joint of storage vat, and pouring tube 5 is installed fast through mount pad 4, can in time change, convenient maintenance, and the back is accomplished in the use simultaneously, convenient washing.

The utility model discloses in: the middle of the fixed plate 6 is provided with a placing plate 19, the lower end of the placing plate 19 is provided with a motor 11, when the telescopic rod 15 pushes the fixed plate 6, the placing plate 19 is fixed, the motor 11 is fixed, the outer wall of the placing plate 19 is provided with four groups of fixed seats 14, the fixed seats 14 are fixed and provided with the telescopic rods 15, one side of the fixed seats 14 is provided with four groups of telescopic rods 15, the type of the telescopic rods 15 is HTA1500, the telescopic rods 15 are telescopic hollow cylindrical rods formed by rolling metal strips or plastic sheets, and the fixed plate is characterized in that the metal strips or the plastic sheets are pre-shaped into elastic curling layers with memory function and smaller than the outer diameter of the rod body, so that the elastic curling layers have self-tightening function, the curling layers always have elastic potential energy for applying pressure on the telescopic rods 15, when the size of the fixed plate 6 needs to be adjusted, the fixed plate 6 is pushed out through the telescopic rods 15, the size of the fixed plate 6 is increased, and the fixed plate is suitable for blast furnaces 23 with various sizes, the use is more convenient.

The utility model discloses in: slider 13 is installed to the upper end of storage vat 3, and collar 2 is installed to the upper end of storage vat 3, and slider 13 slides at collar 2, and when storage vat 3 was rotatory, collar 2 rigid.

The utility model discloses in: one side of collar 2 is provided with spout 17, and slider 13 slides in spout 17, and the fixed knot 18 is installed to one side of collar 2 inner wall, and refractory material 8 is pumped to storage vat 3 in through the water pipe, and fixed knot 18 is used for fixing the water pipe, prevents that the water pipe from rotating along with storage vat 3.

The utility model discloses in: fixed establishment 21 includes draw-in groove 20, and fixed establishment 21 passes through bolt and mould 12 swing joint, and fixed establishment 21 is earlier through draw-in groove 20 and mould 12 joint, and the stability of pouring material structure body 1 is further strengthened to the rethread bolt, and the secondary is fixed.

The utility model discloses in: the spud pile 10 is installed to one side at 23 tops of blast furnace, and solid fixed ring 9 is installed to the upper end of spud pile 10, and when the water pipe was withheld with collar 2, the water pipe cup jointed fixedly through solid fixed ring 9, and the water pipe is fixed to spud pile 10 and collar 2, prevents that water pipe and collar 2 from rotating along with storage vat 3.

When the pouring castable structure is used, firstly, a mold 12 is placed in a blast furnace 23, a fixing pile 10 is fixed on the blast furnace 23, a pouring pipe 5 is arranged on a storage vat 3 through a mounting seat 4, then the storage vat 3 is arranged on a fixing plate 6 through a connecting rod 22, a water pipe penetrates through a fixing ring 9 and is then arranged on a fixing buckle 18 on a mounting ring 2, after a castable structure body 1 is arranged, the fixing plate 6 is placed on the mold 12 and is clamped with the mold 12 through a clamping groove 20, the fixing is realized through a bolt, so that a constructor can use the pouring castable structure more safely, when the size of the fixing plate 6 needs to be adjusted, the fixing plate 6 is pushed out through a telescopic rod 15, the size of the fixing plate 6 is increased, the pouring castable structure is suitable for blast furnaces 23 with various sizes, the use is more convenient, after the pouring is arranged, a prepared refractory material storage material 8 is pumped into the storage vat 3 through the water pipe, the motor 11 drives the storage vat 3 to rotate, the refractory material 8 is poured between a refractory brick 7 and the mold 12 through the pouring pipe 5 in a rotating way, forming the inner lining of the blast furnace 23.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A blast furnace lining high-performance refractory castable structure, which comprises a castable structure body (1), it is characterized in that a fixing plate (6) is arranged at the bottom of the castable structure body (1), a motor (11) is arranged in the fixed plate (6), a fixed mechanism (21) is arranged at the lower end of the fixed plate (6), the output end of the motor (11) is provided with a bearing (16), one end of the bearing (16) is provided with a connecting rod (22), the upper end of the connecting rod (22) is provided with a storage barrel (3), the outer wall of the storage barrel (3) is provided with four groups of pouring pipes (5), a blast furnace (23) is arranged at the lower end of the castable structure body (1), a refractory brick (7) is arranged on the inner wall of the blast furnace (23), and a mould (12) is fixedly arranged on the inner side of the refractory brick (7), and a refractory material (8) is filled between the refractory brick (7) and the mould (12).

2. The blast furnace lining high performance refractory castable structure according to claim 1, wherein: four groups of mounting seats (4) are installed on the outer wall of the storage barrel (3), and the pouring pipe (5) is movably connected with the storage barrel (3) through the mounting seats (4).

3. The blast furnace lining high performance refractory castable structure according to claim 1, wherein: the middle of the fixing plate (6) is provided with a placing plate (19), four groups of fixing seats (14) are installed on the outer wall of the placing plate (19), and four groups of telescopic rods (15) are installed on one side of each fixing seat (14).

4. The blast furnace lining high performance refractory castable structure according to claim 1, wherein: slider (13) are installed to the upper end of storage vat (3), collar (2) are installed to the upper end of storage vat (3).

5. The blast furnace lining high performance refractory castable structure according to claim 4, wherein: one side of installing ring (2) is provided with spout (17), fixed knot (18) are installed to one side of installing ring (2) inner wall.

6. The blast furnace lining high performance refractory castable structure according to claim 1, wherein: the fixing mechanism (21) comprises a clamping groove (20), and the fixing mechanism (21) is movably connected with the die (12) through a bolt.

7. The blast furnace lining high performance refractory castable structure according to claim 1, wherein: one side at blast furnace (23) top is installed spud (10), solid fixed ring (9) are installed to the upper end of spud (10).