CN210108035U

CN210108035U - Can reduce energy loss's canned type bell device of hot stove in ore deposit

Info

Publication number: CN210108035U
Application number: CN201920264750.8U
Authority: CN
Inventors: 陈学谦
Original assignee: Chayouqianqi Yuxing Carbon Co Ltd
Current assignee: Chayouqianqi Yuxing Carbon Co Ltd
Priority date: 2019-03-01
Filing date: 2019-03-01
Publication date: 2020-02-21
Anticipated expiration: 2029-03-01

Abstract

The utility model discloses a can reduce canned type bell device of hot stove in ore deposit of energy loss, including the bell roof, the outside edge department of bell roof encircles and is equipped with the bell swash plate, the outside edge department of bell swash plate encircles and is equipped with the bell baffle, the bell baffle is including setting up in a plurality of gatepost of the outside edge bottom of bell swash plate, be equipped with a plurality of stove door plant between the adjacent gatepost, the inside bilateral symmetry of stove door plant is equipped with water cooling mechanism, the bottom edge of stove door plant encircles and is equipped with cardboard two, the bell roof is including apron one, apron two and apron three, apron one, apron two and apron three are close to bell roof central point department and all are equipped with the electrode hole, the outside of electrode hole encircles and is equipped with a plurality of unloading. Has the advantages that: simultaneously through heat insulation layer, heat preservation, safety blanket and the working layer that sets up, effectually protect the bell, reduce the bell possibility of thermal deformation, and then the effectual life who prolongs the bell.

Description

Can reduce energy loss's canned type bell device of hot stove in ore deposit

Technical Field

The utility model relates to a hot stove technical field in ore deposit particularly, relates to a canned type bell device of hot stove in ore deposit that can reduce energy loss.

Background

The main equipment of the submerged arc furnace mainly comprises electrodes, a short net, a furnace shell, a furnace cover, a furnace discharging device, a feeding device, a hydraulic system and the like, wherein the furnace cover is used for sealing a hearth, reducing heat loss and improving the working condition of a smelting interval, and collecting furnace gas generated in the smelting process, and the submerged arc furnace is key equipment in the composition of the submerged arc furnace. The water-cooled furnace cover has the characteristics of small self weight, low manufacturing cost, good cooling effect, convenient maintenance, long service life and the like, and is a furnace cover form which is generally adopted at present. However, the furnace cover has high heating strength and is uneven, the middle part of the furnace cover is heated far higher than the edge part, so that the furnace cover is heated to deform and needs to be integrally replaced, and resource waste is caused.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a can reduce energy loss's canned type bell device of hot stove in ore deposit to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

a sealing furnace cover device of a submerged arc furnace capable of reducing energy loss comprises a furnace cover top plate, a furnace cover inclined plate is arranged at the outer edge of the furnace cover top plate in a surrounding mode, the outer edge of the furnace cover sloping plate is provided with a furnace cover baffle in a surrounding way, the furnace cover baffle comprises a plurality of doorposts arranged at the bottom end of the outer edge of the furnace cover sloping plate, a plurality of furnace door plates are arranged between every two adjacent doorposts, the two sides of the interior of the furnace door plate are symmetrically provided with water cooling mechanisms, the edge of the bottom end of the furnace door plate is provided with a second clamping plate in a surrounding manner, the furnace cover top plate comprises a first cover plate, a second cover plate and a third cover plate, electrode holes are formed in the positions, close to the center of the furnace cover top plate, of the first cover plate, the second cover plate and the third cover plate, the outer side of the electrode hole is provided with a plurality of blanking holes in a surrounding mode, and the cover plate I, the cover plate II and the cover plate III are far away from the center point of the top plate of the furnace cover and are provided with a smoke exhaust hole and a pressure relief valve hole which are symmetrically arranged.

Furthermore, the edge of the bottom end of the furnace door plate is provided with a baffle plate which is sleeved on the second clamping plate in a surrounding mode, and the outer side of the furnace cover inclined plate is provided with a plurality of reinforcing ribs in a surrounding mode.

Further, the first cover plate, the second cover plate and the third cover plate are fan-shaped structures with equal areas, arc-shaped grooves I are formed in the vertexes of the first cover plate, the second cover plate and the third cover plate, and arc-shaped grooves II are formed in the edges of the two sides, close to the arc-shaped grooves I, of the first cover plate, the second cover plate and the third cover plate.

Further, the areas of the smoke exhaust hole and the pressure relief valve hole are equal, the smoke exhaust hole and the pressure relief valve hole are arranged adjacently, the straight edges of one side of the cover plate I, the straight edges of the other side of the cover plate II and the straight edges of the other side of the cover plate I are provided with clamping grooves matched with the clamping plates I, and the clamping plates I and the clamping grooves are connected through symmetrical bolts.

Further, the water cooling mechanism including set up in the inside steel sheet of bell baffle, it is equipped with a plurality of steel column to surround on the steel sheet, be equipped with a plurality of trompil on the steel column, one side of steel sheet is equipped with and runs through the steel pipe of trompil, just the steel pipe is snakelike structure.

Further, the bell roof the bell swash plate the stove door plant with steel sheet inner wall all is equipped with the heat insulation layer, one side of heat insulation layer is equipped with the heat preservation, the heat preservation is kept away from one side of heat insulation layer is equipped with safety blanket and working layer, the safety blanket set up in the heat preservation with between the working layer.

The utility model has the advantages that: through the apron that sets up one, apron two and three concatenations of apron are the bell roof, and then when the bell roof appears the part and damages, the effectual whole bell roof of avoiding changing reaches resources are saved's purpose, simultaneously through the water cooling mechanism who sets up, the effectual influence that reduces high temperature to the bell, and then be convenient for shift partial heat and be used for other equipment, simultaneously through the heat insulation layer that sets up, the heat preservation, safety layer and working layer, effectually protect the bell, reduce the possibility that the bell is heated and is out of shape, and then the effectual life who prolongs the bell.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used 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 invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a sealed type cover device of a submerged arc furnace capable of reducing energy loss according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a top plate of a cover of a sealed type cover device of a submerged arc furnace capable of reducing energy loss according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a second cover plate of a sealed cover device of the submerged arc furnace capable of reducing energy loss according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a water cooling mechanism of a sealed cover device of a submerged arc furnace capable of reducing energy loss according to an embodiment of the present invention;

fig. 5 is a cross-sectional view of a sealed cover assembly of a submerged arc furnace according to an embodiment of the present invention.

In the figure:

1. a furnace cover top plate; 2. a furnace cover sloping plate; 3. a furnace door panel; 4. a doorpost; 5. a first cover plate; 6. a second cover plate; 7. a cover plate III; 8. reinforcing ribs; 9. a steel pipe; 10. an electrode hole; 11. a blanking hole; 12. an arc-shaped groove II; 13. a smoke vent; 14. a pressure relief valve opening; 15. a first arc-shaped groove; 16. a heat insulating layer; 17. a heat-insulating layer; 18. a security layer; 19. a working layer; 20. a steel plate; 21. A first clamping plate; 22. a card slot; 23. a bolt; 24. a second clamping plate; 25. a baffle plate; 26. a water cooling mechanism; 27. a steel column; 28. And (6) opening holes.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a canned type bell device of hot stove in ore deposit that can reduce energy loss.

The first embodiment is as follows:

as shown in fig. 1 to 5, the sealed furnace lid device of the submerged arc furnace capable of reducing energy loss according to the embodiment of the present invention includes a furnace lid top plate 1, a furnace lid sloping plate 2 is disposed around an outer edge of the furnace lid top plate 1, a furnace lid baffle is disposed around an outer edge of the furnace lid sloping plate 2, the furnace lid baffle includes a plurality of door pillars 4 disposed at a bottom end of an outer edge of the furnace lid sloping plate 2, a plurality of furnace door panels 3 are disposed between adjacent door pillars 4, water cooling mechanisms 26 are symmetrically disposed on two sides of an inner portion of each furnace door panel 3, a second clamping plate 24 is disposed around a bottom edge of each furnace door panel 3, the furnace lid top plate 1 includes a first cover plate 5, a second cover plate 6 and a third cover plate 7, electrode holes 10 are disposed at positions of the first cover plate 5, the second cover plate 6 and the third cover plate 7 close to a center point of the furnace lid top plate 1, a, the cover plate I5, the cover plate II 6 and the cover plate III 7 are far away from the central point of the furnace cover top plate 1 and are provided with smoke exhaust holes 13 and pressure relief valve holes 14 which are symmetrically arranged.

By means of the above technical scheme, apron one 5 through setting up, apron two 6 and apron three 7 splice are bell roof 1, and then when partial damage appears in bell roof 1, the effectual whole bell roof 1 of avoiding changing reaches resources are saved's purpose, simultaneously through the water cooling mechanism 26 that sets up, the effectual influence of high temperature to the bell that reduces, and then be convenient for shift partial heat and be used for other equipment, simultaneously through the heat insulation layer 16 that sets up, heat preservation 17, safety layer 18 and working layer 19, effectually protect the bell, reduce the possibility that the bell is heated and is out of shape, and then the effectual life who prolongs the bell.

Example two:

as shown in fig. 1 and 2, a baffle 25 sleeved on the second clamping plate 24 is arranged around the bottom end edge of the furnace door plate 3, and a plurality of reinforcing ribs 8 are arranged around the outer side of the furnace cover sloping plate 2. Through the baffle 25 that sets up, the effectual leakproofness that increases the bell, and then through the strengthening rib 8 that sets up, the effectual possibility that reduces the bell and warp.

As shown in fig. 2 and 3, the first cover plate 5, the second cover plate 6 and the third cover plate 7 are all fan-shaped structures with equal areas, the first cover plate 5, the second cover plate 6 and the third cover plate 7 are all provided with a first arc-shaped groove 15 at the top points, and the first cover plate 5, the second cover plate 6 and the third cover plate 7 are all provided with a second arc-shaped groove 12 at the two side edges close to the first arc-shaped groove 15. The first 5, the second 6 and the third 7 of apron through the apron that set up are fan-shaped structure, are convenient for with apron one 5, apron two 6 and the three 7 concatenation of apron to be connected, and then destroy and change for the later stage and reduce the input.

As shown in fig. 3, the areas of the smoke exhaust hole 13 and the pressure relief valve hole 14 are equal, the smoke exhaust hole 13 and the pressure relief valve hole 14 are arranged adjacently, a first clamping plate 21 is arranged on one side straight edge of the first cover plate 5, the second cover plate 6 and the third cover plate 7, a clamping groove 22 matched with the first clamping plate 21 is arranged on the other side straight edge of the first cover plate 5, the second cover plate 6 and the third cover plate 7, and the first clamping plate 21 is connected with the clamping groove 22 through symmetrically arranged bolts 23. Through the clamping groove 22, the clamping plate I21 and the bolt 23, the efficiency is improved for replacing the cover plate I5, the cover plate II 6 and the cover plate III 7 in the later period.

As shown in fig. 4, the water cooling mechanism 26 includes a steel plate 20 disposed inside the furnace lid, a plurality of steel columns 27 are disposed around the steel plate 20, a plurality of openings 28 are disposed on the steel columns 27, a steel pipe 9 penetrating through the openings 28 is disposed on one side of the steel plate 20, and the steel pipe 9 has a serpentine structure. Through adopting water cooling mechanism 26, the effectual influence that reduces high temperature to the bell, and then cools down the temperature in the stove for water is heated and transports to other equipment in, and then the effectual interior temperature of stove that has reduced increases the utilization ratio of stove internal temperature.

As shown in fig. 5, the inner walls of the furnace cover top plate 1, the furnace cover sloping plate 2, the furnace door plate 3 and the steel plate 20 are provided with a heat insulating layer 16, one side of the heat insulating layer 16 is provided with a heat insulating layer 17, one side of the heat insulating layer 17 far away from the heat insulating layer 16 is provided with a safety layer 18 and a working layer 19, and the safety layer 18 is arranged between the heat insulating layer 17 and the working layer 19. Through the heat insulation layer 16, the heat preservation layer 17, the safety layer 18 and the working layer 19, the heating performance of the furnace cover is effectively improved, meanwhile, the deformation time of the furnace cover is effectively prolonged, and further furnace cover resources are saved. When the thermal insulation layer is used specifically, the thermal insulation layer 16 is made of anti-radiation coating, the thermal insulation layer 17 is a nano ceramic double-layer thermal insulation anti-radiation plate, the safety layer 18 is made of light castable, and the working layer 19 is made of heavy castable.

The working principle is as follows: when the furnace cover is used, the cover plate I5, the cover plate II 6 and the cover plate III 7 are sequentially installed, the clamping plate I21 is clamped inside the clamping groove 22, the clamping plate I21 is connected with the clamping groove 22 through the bolt 23, the furnace cover top plate 1, the furnace cover inclined plate 2 and the furnace door plate 3 are further installed at the top end of the furnace cavity, the clamping plate II 24 is located in the furnace cavity, the baffle plate 25 is located outside the furnace cavity, the sealing filler is arranged at the joint of the furnace door plate 3 and the furnace cavity, raw materials enter the furnace cavity through the blanking hole 11, electrodes penetrate through the electrode holes 10 to enter the furnace cavity to provide energy for smelting, the smoke exhaust hole 13 is connected with a waste heat collecting device, the pressure relief valve hole 14 is connected with a pressure relief device, the temperature in the furnace cavity is high in the smelting working process, cold water is injected into the steel pipe 9, the cold water absorbs the temperature in the furnace cavity, furthermore, the performance of the furnace cover is effectively protected by the arrangement of the heat insulation layer 16, the heat preservation layer 17, the safety layer 18 and the working layer 19.

To sum up, with the aid of the above technical scheme of the utility model, apron one 5 through setting up, apron two 6 and three 7 concatenations of apron are bell roof 1, and then when bell roof 1 appears the part and damages, effectually avoid whole change bell roof 1 and reach resources are saved's purpose, simultaneously through the water cooling mechanism 26 that sets up, the effectual influence of high temperature that reduces to the bell, and then be convenient for shift partial heat and be used for other equipment, simultaneously through the heat insulation layer 16 that sets up, heat preservation 17, safety layer 18 and working layer 19, effectually protect the bell, reduce the possibility that the bell is heated and is out of shape, and then the effectual life who prolongs the bell.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The sealing type furnace cover device of the submerged arc furnace capable of reducing energy loss is characterized by comprising a furnace cover top plate (1), furnace cover inclined plates (2) are arranged at the outer side edge of the furnace cover top plate (1) in a surrounding mode, furnace cover baffle plates are arranged at the outer side edge of the furnace cover inclined plates (2) in a surrounding mode, the furnace cover baffle plates comprise a plurality of door columns (4) arranged at the outer side edge bottom ends of the furnace cover inclined plates (2), a plurality of furnace door plates (3) are arranged between the door columns (4) in a neighboring mode, water cooling mechanisms (26) are symmetrically arranged at two sides in the inner portion of each furnace door plate (3), clamping plates II (24) are arranged at the bottom end edge of each furnace door plate (3) in a surrounding mode, each furnace cover top plate (1) comprises a cover plate I (5), a cover plate II (6) and a cover plate III (7), the cover plate I (5), the cover plate II (6) and the cover, the outer side of the electrode hole (10) is provided with a plurality of blanking holes (11) in a surrounding mode, the first cover plate (5), the second cover plate (6) and the third cover plate (7) are far away from the central point of the furnace cover top plate (1) and are provided with smoke exhaust holes (13) and pressure relief valve holes (14) which are symmetrically arranged.

2. The sealed furnace cover device of the submerged arc furnace capable of reducing the energy loss as claimed in claim 1, wherein the bottom edge of the furnace door panel (3) is provided with a baffle (25) sleeved on the second clamping plate (24) in a surrounding manner, and the outer side of the furnace cover inclined plate (2) is provided with a plurality of reinforcing ribs (8) in a surrounding manner.

3. The sealed furnace cover device of the submerged arc furnace capable of reducing the energy loss as claimed in claim 1, wherein the first cover plate (5), the second cover plate (6) and the third cover plate (7) are all fan-shaped structures with equal areas, the vertexes of the first cover plate (5), the second cover plate (6) and the third cover plate (7) are all provided with a first arc-shaped groove (15), and the edges of the first cover plate (5), the second cover plate (6) and the third cover plate (7) close to the two sides of the first arc-shaped groove (15) are all provided with a second arc-shaped groove (12).

4. The sealed furnace cover device of the submerged arc furnace capable of reducing the energy loss as claimed in claim 3, wherein the smoke vent (13) and the pressure relief valve hole (14) have the same area, the smoke vent (13) and the pressure relief valve hole (14) are arranged adjacently, the straight edges of one side of the cover plate I (5), the straight edges of the cover plate II (6) and the straight edges of the other side of the cover plate III (7) are provided with a clamping plate I (21), the straight edges of the other side of the cover plate I (5), the straight edges of the other side of the cover plate II (6) and the straight edges of the other side of the cover plate III (7) are provided with clamping grooves (22) matched with the clamping plate I (21), and the clamping plate I (21) and the clamping grooves (22) are connected.

5. The sealed furnace cover device of the submerged arc furnace capable of reducing the energy loss as claimed in claim 1, wherein the water cooling mechanism (26) comprises a steel plate (20) disposed inside the furnace cover baffle, a plurality of steel columns (27) are disposed around the steel plate (20), a plurality of openings (28) are disposed on the steel columns (27), a steel tube (9) penetrating through the openings (28) is disposed on one side of the steel plate (20), and the steel tube (9) has a serpentine structure.

6. The sealed furnace cover device of the submerged arc furnace capable of reducing the energy loss as claimed in claim 5, characterized in that the furnace cover top plate (1), the furnace cover sloping plate (2), the furnace door plate (3) and the inner wall of the steel plate (20) are all provided with a heat insulating layer (16), one side of the heat insulating layer (16) is provided with a heat insulating layer (17), one side of the heat insulating layer (17) far away from the heat insulating layer (16) is provided with a safety layer (18) and a working layer (19), and the safety layer (18) is arranged between the heat insulating layer (17) and the working layer (19).