CN210663894U

CN210663894U - Quick sintering equipment of magnesia-calcium brick

Info

Publication number: CN210663894U
Application number: CN201921569134.XU
Authority: CN
Inventors: 姚学章
Original assignee: Zhejiang Guangneng Refractories Co Ltd
Current assignee: Zhejiang Guangneng Refractories Co Ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-06-02
Anticipated expiration: 2029-09-20

Abstract

The utility model provides a quick sintering equipment of magnesium calcium brick relates to brickmaking technical field. This quick sintering equipment of magnesium calcium brick is including burning brick storehouse and combustion chamber, the door has been seted up to the surface in burning brick storehouse, the top in burning brick storehouse is equipped with the chimney, the feed inlet has been seted up in the front of combustion chamber, the equal fixedly connected with admission apparatus in both sides of combustion chamber, the last fixed surface of combustion chamber is connected with the air duct, the exhaust hole has been seted up to the inner wall in burning brick storehouse, the interior bottom fixed surface in burning brick storehouse is connected with has the brick platform, the last fixed surface who carries the brick platform has the heat conduction post, the venthole has been seted up to the lateral wall of heat conduction post. This quick sintering equipment of magnesia-calcium brick has firstly played combustion-supporting effect to the combustion chamber through air inlet unit, reachs the inside in burning brick storehouse with the steam extrusion simultaneously through the air duct, carries out the even heating to brick material surface, also takes away the steam that brick material surface produced simultaneously, and the heat conduction post is direct with the heat of combustion chamber from leading-in burning brick storehouse in the middle of, directly heats the burning to the brick material through the venthole.

Description

Quick sintering equipment of magnesia-calcium brick

Technical Field

The utility model relates to the technical field of brick making, in particular to a quick sintering device for magnesia-calcium bricks.

Background

The magnesia-calcium brick is also called high-calcium magnesia brick, takes magnesite as a main crystal phase and tricalcium silicate as a secondary crystal phase, has low porosity and good alkali slag resistance, takes calcium magnesia as a raw material, is crushed, mixed and molded, and is sintered at the high temperature of 1550-1600 ℃, can be used at the wind eye position of a steelmaking side-blown converter, the top of a open hearth furnace, an oxygen-blown converter and other positions, has better performance than other bricks, is widely applied, and the demand is gradually increased.

However, the forming temperature of the magnesia-calcium brick is higher, the conventional firing mode is to fire in a brick kiln, and because the green bricks are stacked in the kiln, the heating surface is smaller, the heating is uneven, and the water vapor generated during firing is not easy to discharge, so that the firing process is longer.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a quick sintering device for magnesia-calcium bricks, which solves the problems in the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a quick sintering device for magnesia-calcium bricks comprises a brick burning bin and a combustion chamber, wherein the brick burning bin is positioned on the upper surface of the combustion chamber, the outer surface of the brick burning bin is provided with a bin door, the top of the brick burning bin is provided with a chimney, the front of the combustion chamber is provided with a feed inlet, both sides of the combustion chamber are fixedly connected with air inlet equipment which is communicated with the interior of the combustion chamber, the upper surface of the combustion chamber is fixedly connected with two air ducts, the air ducts are respectively positioned at two sides of the brick burning bin, one end of the gas guide pipe, which is far away from the combustion chamber, is fixedly connected to the side wall of the brick burning bin, the side wall of the brick burning bin is of a hollow structure, the inner wall of the brick burning bin is provided with an exhaust hole, the inner bottom surface of the brick burning bin is fixedly connected with a brick carrying platform, the upper surface of the brick carrying platform is fixedly connected with a heat conduction column, and the side wall of the heat conduction column is provided with an air outlet.

Preferably, the air inlet device is connected with the combustion chamber through a vent pipe, and the air inlet device and the vent pipe are both made of fireproof and high-temperature resistant materials.

Preferably, the air inlet equipment includes casing, motor, fan and connecting rod, the one end fixed connection of connecting rod is at the internal surface of casing, just the connecting rod is perpendicular downwards, the other end of connecting rod and the lateral wall fixed connection of motor, the output and the fan transmission of motor are connected, the one end threaded connection that the ventilation pipe was kept away from to the casing has the filter screen, the motor is connected with the external power source electrical property.

Preferably, the middle of the brick carrying platform is provided with a heat conduction hole, and the inner diameter of the heat conduction hole is the same as that of the heat conduction column.

Preferably, the interface of air duct and burning brick storehouse is equipped with solid fixed ring, the fixed ring is fixed to be cup jointed at the surface of air duct, gu fixed ring threaded fixation is at the lateral wall in burning brick storehouse.

Preferably, the junction of air duct and combustion chamber is equipped with the fire collar, the upper surface at the combustion chamber is fixed to the fire collar screw thread, the fire collar is that high temperature resistant fire prevention material.

The utility model provides a quick sintering equipment of magnesia-calcium brick, its beneficial effect who possesses as follows:

1. this quick sintering equipment of magnesia-calcium brick, wherein air inlet unit has played combustion-supporting effect to the fuel in the combustion chamber, and extrude steam through the inside that the air duct reachs the brick storehouse through the air current, carry out the even heating to the brick material surface, also take away the steam that produces the brick material surface simultaneously, the heat conduction post is direct with the leading-in brick storehouse of heat from the centre of combustion chamber, directly heat the brick material through the venthole and fire, the gas and the steam that the burning produced pass through the chimney and outwards discharge, fire through this type of method, it is more even to being heated of adobe, and can handle the steam that the brick that burns produced well, the reduction of certain degree has fired the brick time, the brickmaking efficiency has been improved.

2. This quick sintering equipment of magnesia-calcium brick through the filter screen, prevents that outside debris from entering into and damaging the fan in air inlet unit, and solid fixed ring and fire prevention circle have played fine guard action to the air duct.

Drawings

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

fig. 2 is a sectional view of the present invention;

FIG. 3 is a schematic view of the structure of the heat-conducting pillar of the present invention;

fig. 4 is the schematic diagram of the inner wall structure of the brick burning bin of the utility model.

In the figure: 1 brick burning bin, 2 combustion chamber, 3 bin gate, 4 feed inlets, 5 air inlet equipment, 501 shell, 502 motor, 503 fan, 504 connecting rod, 6 air duct, 7 carry brick platform, 8 heat conduction post, 9 ventholes, 10 ventilation pipe, 11 filter screen, 12 fixed ring, 13 fire collar, 14 exhaust holes, 15 chimney, 16 heat conduction hole.

Detailed Description

The embodiment of the utility model provides a quick sintering equipment of magnesia-calcium brick, as shown in figure 1-4, including the brick burning storehouse 1 and the combustion chamber 2, the brick burning storehouse 1 is located the upper surface of the combustion chamber 2, the outer surface of the brick burning storehouse 1 is provided with the door 3 for transporting brick material, the top of the brick burning storehouse 1 is provided with the chimney 15 for discharging gas outwards, the front of the combustion chamber 2 is provided with the feed inlet 4 for adding fuel into the combustion chamber 2, both sides of the combustion chamber 2 are fixedly connected with the air inlet device 5, the air inlet device 5 is communicated with the interior of the combustion chamber 2, the air inlet device 5 injects air into the combustion chamber for auxiliary combustion, strong airflow promotes heat gushes into the brick burning storehouse, the upper surface of the combustion chamber 2 is fixedly connected with the air duct 6, the number of the air duct 6 is two, the air duct is respectively located both sides of the brick burning storehouse 1, one end of the air duct 6 far away from the combustion chamber 2 is fixedly connected on the lateral wall of the brick burning, the lateral wall in the brick burning bin 1 is hollow structure, exhaust hole 14 has been seted up to the inner wall in the brick burning bin 1, carry the inside in the brick burning bin 1 with some heat of combustion chamber through air duct 6, evenly release in to the storehouse through exhaust hole 14 on the inner wall in the brick burning bin 1, the interior bottom surface fixed connection in the brick burning bin 1 has brick platform 7, the last fixed surface who carries brick platform 7 is connected with heat conduction post 8, venthole 9 has been seted up to the lateral wall of heat conduction post 8, directly bring the heat of combustion chamber 2 inside from the middle, release to the brick material through the venthole.

Further, air inlet unit 5 is connected through ventilation pipe 10 with combustion chamber 2, and air inlet unit 5 and ventilation pipe 10 all adopt the high temperature resistant material of preventing fires, prevent that air inlet unit 5 from producing the trouble because of high temperature, influencing the use.

Further, the air intake device 5 includes a housing 501, a motor 502, a fan 503 and a connecting rod 504, one end of the connecting rod 504 is fixedly connected to the inner surface of the housing 501, the connecting rod 504 is vertically downward, the other end of the connecting rod 504 is fixedly connected to the side wall of the motor 502, the output end of the motor 502 is in transmission connection with the fan 503, one end of the housing 501, which is far away from the ventilation pipe 10, is in threaded connection with a filter screen 11, the airflow generated by the air intake device 5 flows to the combustion chamber 2 through the filter screen 11, and the motor 502 is electrically connected to an external.

Further, the middle of the brick carrying platform 7 is provided with a heat conduction hole 16, and the inner diameter of the heat conduction hole 16 is the same as that of the heat conduction column 8.

Further, the kneck in air duct 6 and the burning brick storehouse 1 is equipped with solid fixed ring 12, and solid fixed ring 12 is fixed to be cup jointed at the surface in air duct 6, and solid fixed ring 12 threaded fixation prevents that air duct 6 from droing because of the outer wall in high temperature follow burning brick storehouse at the lateral wall in burning brick storehouse 1.

Further, the connection of air duct 6 and combustion chamber 2 is equipped with fire collar 13, and fire collar 13 screw thread is fixed in the upper surface of combustion chamber 2, and fire collar 13 is that high temperature resistant fire prevention material, prevents that air duct 6 and combustion chamber 2 from contacting and producing the heat altered shape.

Furthermore, the whole device is in a half-burying state, the combustion chamber 2 is arranged below the ground surface, and a brick conveying vehicle is convenient to convey bricks to the interior of the brick burning bin.

The working principle is as follows: the brick is conveyed to the interior of the brick burning bin 1 through the bin gate 3 outside the brick burning bin 1, the brick is stacked on the brick carrying table 7, the bin gate 3 is closed, at the moment, fuel is added into the combustion chamber 2, the fuel is ignited to start brick burning, meanwhile, the switch of the air inlet device 5 is opened, the air inlet device starts to blow air into the combustion chamber, the fuel is more fully combusted after being contacted with the air, at the moment, the internal temperature of the combustion chamber 2 starts to rise, the heat enters the heat conducting column through the heat conducting hole 16 in the middle of the brick burning table 7, the heat is released to the brick through the air outlet hole, the brick starts to evaporate moisture at high temperature and starts to be sintered, meanwhile, under the action of the air inlet device 5, a part of the heat enters the inner wall of the brick burning bin 1 through the air guide pipe 6, hot air is pushed to the surface of the brick through the air outlet hole 14, the air inlet device 5 firstly plays a combustion supporting role on the fuel in the combustion chamber 2, secondly under the effect of air current, with the inside that the steam extrusion reaches brick storehouse 1 through air duct 6, carry out the even heating to the brick material surface, also take away the steam that produces the brick material surface simultaneously, heat conduction post 8 is direct with the heat of combustion chamber 2 leading-in brick storehouse 1 from the centre, directly heat the firing to the brick material through venthole 9, gas and the steam that the burning produced outwards discharge through chimney 15, fire through this type of method, it is more even to being heated of adobe, and can handle the steam that the brick that burns produced well, the brick firing time has been reduced to a certain extent, brick making efficiency has been improved, filter screen 11 prevents that debris from entering into air inlet apparatus 5, damage fan 503, solid fixed ring 12 and fire collar 13 have played fine guard action to air duct 6.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a quick sintering equipment of magnesia-calcium brick, includes brick storehouse (1) and combustion chamber (2), its characterized in that: the brick burning bin (1) is located on the upper surface of a combustion chamber (2), a bin door (3) is arranged on the outer surface of the brick burning bin (1), a chimney (15) is arranged at the top of the brick burning bin (1), a feed inlet (4) is formed in the front of the combustion chamber (2), air inlet equipment (5) is fixedly connected to the two sides of the combustion chamber (2), the air inlet equipment (5) is communicated with the interior of the combustion chamber (2), air guide pipes (6) are fixedly connected to the upper surface of the combustion chamber (2), the number of the air guide pipes (6) is two, the air guide pipes (6) are respectively located on the two sides of the brick burning bin (1), one end, far away from the combustion chamber (2), of the air guide pipes (6) is fixedly connected to the side wall of the brick burning bin (1), the side wall of the brick burning bin (1) is of a hollow structure, and exhaust holes (14) are formed in the inner wall of the brick, the brick burning bin is characterized in that the inner bottom surface of the brick burning bin (1) is fixedly connected with a brick carrying table (7), the upper surface of the brick carrying table (7) is fixedly connected with a heat conducting column (8), and the side wall of the heat conducting column (8) is provided with an air outlet (9).

2. The quick magnesia-calcium brick sintering apparatus according to claim 1, wherein: the air inlet device (5) is connected with the combustion chamber (2) through a ventilation pipe (10), and the air inlet device (5) and the ventilation pipe (10) are both made of fireproof and high-temperature-resistant materials.

3. The quick magnesia-calcium brick sintering apparatus according to claim 1, wherein: air inlet unit (5) include casing (501), motor (502), fan (503) and connecting rod (504), the one end fixed connection of connecting rod (504) is at the internal surface of casing (501), just connecting rod (504) are perpendicular downwards, the other end of connecting rod (504) and the lateral wall fixed connection of motor (502), the output and the fan (503) transmission of motor (502) are connected, the one end threaded connection that ventilation pipe (10) were kept away from in casing (501) has filter screen (11), motor (502) are connected with external power source electrical property.

4. The quick magnesia-calcium brick sintering apparatus according to claim 1, wherein: the middle of the brick carrying platform (7) is provided with a heat conduction hole (16), and the inner diameter of the heat conduction hole (16) is the same as that of the heat conduction column (8).

5. The quick magnesia-calcium brick sintering apparatus according to claim 1, wherein: the air duct (6) is equipped with solid fixed ring (12) with the kneck of burning brick storehouse (1), gu fixed cover of fixed ring (12) connects the surface at air duct (6), gu fixed ring (12) threaded fixation is at the lateral wall of burning brick storehouse (1).

6. The quick magnesia-calcium brick sintering apparatus according to claim 1, wherein: the joint of air duct (6) and combustion chamber (2) is equipped with fire collar (13), fire collar (13) threaded fixation is at the upper surface of combustion chamber (2), fire collar (13) are high temperature resistant fire prevention material.