CN216977396U

CN216977396U - Alloy baking bin

Info

Publication number: CN216977396U
Application number: CN202220186471.6U
Authority: CN
Inventors: 徐敏; 任建岗; 赵新亮; 任彦为
Original assignee: Ningxia Xinghua Iron And Steel Co ltd
Current assignee: Ningxia Xinghua Iron And Steel Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-07-15
Anticipated expiration: 2032-01-24

Abstract

The utility model belongs to the technical field of steel smelting, in particular to an alloy baking bin, which aims at the problems of low baking efficiency of ferroalloy and difficult removal of impurities during the baking processing of ferroalloy and provides the following scheme, wherein the alloy baking bin comprises a base, wherein symmetrically arranged brackets are fixed at the top end of the base, and a driving rotating mechanism communicated with a communicating pipe is arranged in a connecting sleeve; according to the utility model, the hot air pushes the driving rotating mechanism to rotate, the connecting sleeve is driven to rotate when the driving rotating mechanism rotates, the connecting sleeve drives the rotating drum to rotate in the shell, the communicating pipe simultaneously introduces the hot air into the rotating drum through the baking mechanism, the alloy is heated and baked in a rolling manner, the alloy in the rotating drum is uniformly heated when rolling, the baking efficiency of the alloy is effectively improved, when the alloy in the rotating drum rolls, smaller impurities in the alloy are leaked from the sieve holes and fall out of the impurity outlet, and then fall into the collecting box to be intensively cleaned, so that the smaller impurities in the alloy are conveniently removed.

Description

Alloy baking bin

Technical Field

The utility model relates to the technical field of steel smelting, in particular to an alloy baking bin.

Background

Ferroalloy is an important raw material for converter steelmaking production, and the moisture in the alloy directly influences the tapping temperature of a converter and the content of harmful elements such as hydrogen and the like in molten steel. With the development of metallurgical technology and the continuous development of high-end steel grades, the alloy baking technology becomes an important production link in the special steel smelting process, and an iron alloy baking bin is required to be used in the process of baking iron alloy.

When present ferroalloy toasts again, generally the stackup of stewing toasts the feed bin bottom, and the bottom is provided with the alloy of heat source to the bottom and toasts the heating, because accumulational ferroalloy is heated and is difficult to be even, causes the ferroalloy to toast the effect relatively poor, toasts efficiency lower, simultaneously, easily sneaks into many less impurities in the ferroalloy, is difficult to get rid of, influences processingquality.

Therefore, an alloy baking bin is needed to solve the problems that the baking efficiency of the ferroalloy is low and impurities are difficult to remove during the ferroalloy baking processing.

SUMMERY OF THE UTILITY MODEL

The alloy baking bin provided by the utility model solves the problems that the ferroalloy baking efficiency is low and impurities are difficult to remove when the ferroalloy is baked.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides an alloy toasts feed bin, includes the base, the base top is fixed with the support that is the symmetry and sets up, the base top is fixed with the shell through the support, the shell is both ends open-ended drum, shell one end inside wall is fixed with bearing b, the inside wall of shell rotates through bearing b and is connected with the rotary drum, the outside end coaxial fixation of rotary drum has adapter sleeve, the top of base is fixed with the air heater, air heater output intercommunication has the communicating pipe of being connected with adapter sleeve rotation, the adapter sleeve is provided with the drive rotary mechanism with the communicating pipe intercommunication, the inside stoving mechanism that communicates with communicating pipe that is provided with of rotary drum, run through on the rotary drum side and set up the sieve mesh that is evenly distributed, the miscellaneous mouth has been seted up to the shell bottom, miscellaneous mouthful below is provided with the collecting box.

Preferably, the driving rotating mechanism comprises a bearing a, the outer side surface of the communicating pipe is rotatably connected with the inner side wall of the connecting sleeve through the bearing a, the inner side wall of the connecting sleeve is fixed with a plurality of blades, the inner side wall of the communicating pipe is fixed with a blocking block, an air outlet a positioned on one side of the blocking block is formed in the side surface of the communicating pipe, and the air outlet a corresponds to the blades.

Preferably, the baking mechanism comprises a scattered air pipe fixed with one end of a communicating pipe close to the rotary drum, the scattered air pipe is provided with an air outlet b in a penetrating mode on the side face, the air outlet b is located on one side, away from the air outlet a, of the plugging block, the inner side wall of the connecting sleeve is rotatably connected with the scattered air pipe through a bearing, the scattered air pipe is provided with an air outlet in a penetrating mode on the side face, and the air outlet is provided with a plurality of air outlets and is distributed in an equal distance.

Preferably, the inner side surface of the rotating drum is fixed with a plurality of poking and turning plates which are distributed annularly.

Preferably, one end of the shell, which is far away from the connecting sleeve, is movably hinged with a cover plate, and a handle is arranged on the outer side surface of the cover plate.

Preferably, a plurality of the blades are distributed in an annular shape, and the whole blades are arc-shaped plates.

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

1. when the alloy in the rotary drum is driven to roll, the alloy is put into the rotary drum, the hot air blower is started to work, hot air with certain pressure passes through the communicating pipe by the hot air blower, the hot air in the communicating pipe is blown out onto the blades through the air outlet a, so that the blades are driven to rotate, the blades drive the connecting sleeves fixed with the blades to rotate, the connecting sleeves drive the rotary drum to rotate, and therefore the alloy in the rotary drum is driven to roll, the alloy in the rotary drum is enabled to be in a moving state all the time, and the baking efficiency of the alloy is improved.

2. In the utility model, smaller impurities in the alloy are leaked out of the sieve holes and fall out of the impurity outlet, and then fall into the collecting box for centralized cleaning, so that the smaller impurities in the alloy can be conveniently removed.

Drawings

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

FIG. 2 is a partial structural view of the joint sleeve of the present invention;

FIG. 3 is a partial structural view of the joint sleeve of the present invention;

FIG. 4 is a schematic cross-sectional view of a portion of the toasting mechanism according to the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 4;

FIG. 6 is a schematic view of a partial structure of a driving rotation mechanism according to the present invention;

FIG. 7 is an enlarged view of the structure at B in FIG. 6;

fig. 8 is a partial structural view of the blade of the present invention.

In the figure: 1. driving the rotating mechanism; 101. a blade; 102. an air outlet a; 103. a bearing a; 104. a plugging block; 2. a baking mechanism; 201. a wind dispersing pipe; 202. an air outlet; 203. an air outlet b; 3. a housing; 4. turning the plate; 5. a rotating drum; 6. connecting a sleeve; 7. screening holes; 8. a cover plate; 9. a support; 10. a collection box; 11. a base; 12. a hot air blower; 13. a communicating pipe; 14. a sundry outlet; 15. and (b) a bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-8, an alloy baking bin comprises a base 11, wherein symmetrically arranged supports 9 are fixed at the top end of the base 11, a shell 3 is fixed at the top end of the base 11 through the supports 9, the shell 3 is a cylinder with openings at two ends, a bearing b15 is fixed on the inner side wall at one end of the shell 3, the inner side wall of the shell 3 is rotatably connected with a rotary drum 5 through a bearing b15, a connecting sleeve 6 is coaxially fixed at the outer side end of the rotary drum 5, a hot air blower 12 is fixed at the top end of the base 11, the output end of the hot air blower 12 is communicated with a communicating pipe 13 rotatably connected with the connecting sleeve 6, a driving rotating mechanism 1 communicated with the communicating pipe 13 is arranged in the connecting sleeve 6, a baking mechanism 2 communicated with the communicating pipe 13 is arranged in the rotary drum 5, uniformly distributed sieve pores 7 are arranged on the side surface of the rotary drum 5 in a penetrating manner, an impurity outlet 14 is arranged at the bottom end of the shell 3, and a collecting box 10 is arranged below the impurity outlet 14; when the alloy is baked, firstly, the alloy is put into the rotary drum 5, the hot air blower 12 is started to work, the hot air blower 12 introduces hot air to the driving rotary mechanism 1 in the connecting sleeve 6 through the communicating pipe 13, the hot air pushes the driving rotary mechanism 1 to rotate, the driving rotary mechanism 1 drives the connecting sleeve 6 to rotate when rotating, the connecting sleeve 6 drives the rotary drum 5 to rotate in the shell 3, the communicating pipe 13 simultaneously introduces the hot air into the rotary drum 5 through the baking mechanism 2, thereby leading the alloy in the rotary drum 5 to be heated and baked in a rolling way, leading the alloy in the rotary drum 5 to be heated evenly when rolling, so that the alloy is fully baked, the baking efficiency of the alloy is effectively improved, when the alloy in the rotary drum 5 rolls, smaller impurities in the alloy are leaked out of the sieve holes 7 and fall out of the impurity outlet 14, and then fall into the collecting box 10 for centralized cleaning, so that the smaller impurities in the alloy can be conveniently removed.

The driving rotating mechanism 1 comprises a bearing a103, the outer side surface of the communicating pipe 13 is rotatably connected with the inner side wall of the connecting sleeve 6 through the bearing a103, a plurality of blades 101 are fixed on the inner side wall of the connecting sleeve 6, a blocking block 104 is fixed on the inner side wall of the communicating pipe 13, an air outlet a102 located on one side of the blocking block 104 is formed in the side surface of the communicating pipe 13, and the air outlet a102 corresponds to the blades 101; when driving the alloy in the rotary drum 5 and rolling, drop into the rotary drum 5 with the alloy in, start air heater 12 and carry out work, air heater 12 will have certain pressure hot-blast through communicating pipe 13 in, hot-blast through air outlet a102 in communicating pipe 13 blows out on blade 101, thereby drive blade 101 and rotate, blade 101 drives rather than fixed connecting sleeve 6 and rotates, connecting sleeve 6 drives rotary drum 5 and rotates, thereby the alloy in the drive rotary drum 5 rolls, make the alloy be in motion state in the rotary drum 5 all the time, improve the toasting efficiency of alloy.

The baking mechanism 2 comprises an air dispersing pipe 201 fixed with one end, close to the rotary drum 5, of the communicating pipe 13, an air outlet b203 penetrates through the side surface of the air dispersing pipe 201, the air outlet b203 is located on one side, far away from the air outlet a102, of the plugging block 104, the inner side wall of the connecting sleeve 6 is rotatably connected with the air dispersing pipe 201 through a bearing, an air outlet hole 202 penetrates through the side surface of the air dispersing pipe 201, and the air outlet holes 202 are arranged in a plurality and are distributed at equal intervals; when the alloy is baked in a hot air mode, hot air blown out from the air outlet a102 is introduced into the air dispersing pipe 201 from the air outlet b203, and then is introduced into the rotary drum 5 through the air outlet holes 202 uniformly formed in the surface of the air dispersing pipe 201, so that the alloy in the rotary drum 5 is heated and baked, the temperature of the alloy is increased, moisture in the alloy is removed quickly, and the baking efficiency is high.

The inner side surface of the rotary drum 5 is fixed with a plurality of poking and turning plates 4, and the poking and turning plates 4 are distributed annularly; during specific work, the arranged turning plate 4 continuously turns the alloy, so that the heating uniformity of the alloy is further increased, and the alloy baking efficiency is improved.

One end of the shell 3, which is far away from the connecting sleeve 6, is movably hinged with a cover plate 8, and the outer side surface of the cover plate 8 is provided with a handle; during specific work, after alloy baking is completed, the cover plate 8 is opened, and materials are conveniently taken.

The plurality of blades 101 are distributed annularly, and the blades 101 are integrally arc-shaped plates; during specific work, the arc-shaped blades 101 effectively increase the contact area with blown hot air, and the stress area of the blades 101 is increased.

The working principle is as follows: firstly, alloy is put into a rotary drum 5, an air heater 12 is started to work, the air heater 12 enables hot air with certain pressure to pass through a communicating pipe 13, the hot air in the communicating pipe 13 is blown out onto a blade 101 through an air outlet a102, so that the blade 101 is driven to rotate, the blade 101 drives a connecting sleeve 6 fixed with the blade to rotate, the connecting sleeve 6 drives the rotary drum 5 to rotate, so that the alloy in the rotary drum 5 is driven to roll, the alloy in the rotary drum 5 is enabled to be in a motion state all the time, the hot air blown out from the air outlet a102 is introduced into an air diffusing pipe 201 from an air outlet b203, the hot air is introduced into the rotary drum 5 through air outlet holes 202 uniformly formed in the surface of the air diffusing pipe 201, the alloy is continuously stirred through a stirring plate 4 fixed with the rotary drum 5, the uniformity of heating of the alloy is further increased, the alloy in the rotary drum 5 is stirred, heated and baked uniformly, so that the alloy is rapidly heated, when the alloy in the rotary drum 5 rolls, smaller impurities in the alloy leak out of the sieve holes 7 and fall out of the impurity outlet 14, and then fall into the collecting box 10 for centralized cleaning, so that the smaller impurities in the alloy can be conveniently removed.

The air heater 12 is commercially available, and the air heater 12 is equipped with a power supply, which is well known in the art and therefore will not be described in detail in the specification.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. The alloy baking bin comprises a base (11) and is characterized in that supports (9) which are symmetrically arranged are fixed at the top end of the base (11), a shell (3) is fixed at the top end of the base (11) through the supports (9), the shell (3) is a cylinder with two ends open, a bearing b (15) is fixed on the inner side wall of one end of the shell (3), the inner side wall of the shell (3) is rotatably connected with a rotary drum (5) through the bearing b (15), a connecting sleeve (6) is coaxially fixed at the outer side end of the rotary drum (5), a hot air blower (12) is fixed at the top end of the base (11), the output end of the hot air blower (12) is communicated with a communicating pipe (13) which is rotatably connected with the connecting sleeve (6), a driving rotating mechanism (1) communicated with the communicating pipe (13) is arranged in the connecting sleeve (6), a baking mechanism (2) communicated with the communicating pipe (13) is arranged in the rotary drum (5), sieve pores (7) which are uniformly distributed are arranged on the side surface of the rotary drum (5) in a penetrating way, a sundry outlet (14) is arranged at the bottom end of the shell (3), and a collecting box (10) is arranged below the sundry outlet (14).

2. The alloy baking bin as claimed in claim 1, wherein the driving rotating mechanism (1) comprises a bearing a (103), the outer side surface of the communicating pipe (13) is rotatably connected with the inner side wall of the connecting sleeve (6) through the bearing a (103), a plurality of blades (101) are fixed on the inner side wall of the connecting sleeve (6), a blocking block (104) is fixed on the inner side wall of the communicating pipe (13), an air outlet a (102) located on one side of the blocking block (104) is formed in the side surface of the communicating pipe (13), and the air outlet a (102) corresponds to the blades (101).

3. The alloy baking bin as claimed in claim 2, wherein the baking mechanism (2) comprises a wind-scattering pipe (201) fixed to one end, close to the rotary drum (5), of a communicating pipe (13), a wind outlet b (203) is formed in the side face of the wind-scattering pipe (201) in a penetrating manner, the wind outlet b (203) is located on one side, away from the wind outlet a (102), of the plugging block (104), the inner side wall of the connecting sleeve (6) is rotatably connected with the wind-scattering pipe (201) through a bearing, a wind outlet (202) is formed in the side face of the wind-scattering pipe (201) in a penetrating manner, and the wind outlet (202) is provided with a plurality of wind outlets and is distributed at equal intervals.

4. The alloy baking bin as claimed in claim 1, wherein a plurality of poking and turning plates (4) are fixed on the inner side surface of the rotating cylinder (5), and the poking and turning plates (4) are distributed annularly.

5. The alloy baking silo according to claim 1, characterized in that the end of the outer shell (3) remote from the connecting sleeve (6) is articulated with a cover plate (8), and a handle is arranged on the outer side of the cover plate (8).

6. The alloy roasting bin of claim 2, wherein a plurality of the blades (101) are distributed in a ring shape, and the blades (101) are integrally arc-shaped plates.