CN218460845U

CN218460845U - Ladle cover baking kiln structure

Info

Publication number: CN218460845U
Application number: CN202222622090.0U
Authority: CN
Inventors: 徐家仁; 张龙; 张祖球; 雷青云
Original assignee: Guangxi Weilin High Temperature Functional Materials Co ltd
Current assignee: Guangxi Weilin High Temperature Functional Materials Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-02-10
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a ladle cover bake out furnace structure relates to and toasts equipment technical field, has solved the not enough energy-concerving and environment-protective and not good problem of preliminary treatment effect of present mode of toasting, and its technical scheme main points are: the kiln comprises a kiln body, a baking device and a temperature controller, wherein a baking area is arranged in the kiln body, the top of the kiln body is arranged in an open mode, a steel ladle cover to be baked is placed at the top of the kiln body, a fuel gas inlet end of the baking device is arranged in the kiln body and is communicated with the baking area, a burner of the baking device is arranged on the outer side of the kiln body, an ignition end of the burner of the baking device is arranged in the baking area of the kiln body, the burner of the baking device is connected with the temperature controller, a thermocouple connecting end of the temperature controller is connected with the inside of the kiln body, and the temperature information in the kiln body is fed back to the temperature controller through a thermocouple of the temperature controller. The utility model discloses realize unmanned automatic temperature control function, can effectively guarantee the ladle lid quality, have energy-concerving and environment-protective advantage.

Description

Ladle cover baking kiln structure

Technical Field

The utility model relates to a baking equipment technical field, in particular to ladle cover roasting kiln structure.

Background

At present, with the increasing demand of energy conservation in steelmaking, ladle covers in the form of castable are widely applied. Because the ladle cover adopts the casting material working layer, the bearing temperature is above 1000 ℃, the pre-baking treatment is generally needed to be carried out on the finished ladle cover casting material working layer, the pre-baking treatment of the ladle cover casting material working layer at the present stage is generally carried out on-site baking in a steel mill, a professional baking device is not provided, and the on-site baking has the following defects: 1. the on-site baking temperature cannot be accurately controlled, the baking effect is poor, cracks are easy to generate on the steel ladle cover, and the quality of the steel ladle cover cannot be ensured; 2. the sealing performance of the baking environment of the ladle cover is not high, and energy waste is easily caused. Therefore, in order to pre-bake the working layer of the ladle cover casting material, a high-efficiency, environment-friendly and energy-saving baking device needs to be designed.

SUMMERY OF THE UTILITY MODEL

To the technical problem that has now, an object of the utility model is to provide a ladle cover baking kiln structure to solve above-mentioned problem, it realizes unmanned automatic temperature control function, can effectively guarantee the ladle cover quality, has energy-concerving and environment-protective advantage.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a ladle lid toasts kiln structure, including the kiln body, baking equipment and thermostat, the internal portion of kiln is toasted the district, the top of the kiln body is open setting for place the ladle lid of treating toasting, baking equipment's combustor is located the kiln is internal just the ignition end of combustor is located the district that toasts of the kiln body, the combustor with the thermostat is connected, the thermocouple connection end of thermostat is connected the inside of the kiln body, through the thermocouple of thermostat to the thermostat feedback the internal portion's of kiln temperature information.

Preferably, the kiln body comprises a heat-resistant wall body, a heat-resistant bottom and a plurality of groups of supporting columns, the heat-resistant wall body is arranged around the edge of the top surface of the heat-resistant bottom and penetrates through the plurality of groups of supporting columns, the heat-resistant wall body and the heat-resistant bottom surround to form the baking area with an open top, and an ignition outlet for installing the burner is formed in the heat-resistant wall body.

Preferably, the heat-resistant wall body comprises an arc-shaped wall body and a straight wall body which are connected end to form a ring, and the ignition outlet is formed in the straight wall body.

Preferably, the heat-resistant bottom and the heat-resistant wall body are built by heat-resistant bricks.

Preferably, the heat-resistant bottom is built by honeycomb-shaped hollow refractory bricks.

Preferably, the inner side surfaces of the heat-resistant wall body and the heat-resistant bottom are provided with fiber blankets made of fire-resistant fibers.

Preferably, the supporting upright is an I-shaped steel structure upright.

Preferably, a partition wall body is arranged inside the kiln body, and the partition wall body partitions the baking area of the kiln body into at least two independent partition baking areas.

Preferably, the heat-resistant wall body is provided with one burner corresponding to each separated baking area, and the burner in each baking area is connected with an automatic temperature control system and a temperature controller of the baking device.

To sum up, the utility model discloses following beneficial effect has:

1. the kiln body combines baking equipment, combustor and thermostat for ladle cover roasting kiln realizes unmanned automatic temperature control function, and ladle cover roasting kiln's sealing performance, intensification curve, heating effect are more professional, can effectively guarantee ladle cover quality, and are more energy-concerving and environment-protective, and baking equipment adopts the natural gas heating mode, makes the environment of toasting safer and more environmental protection.

2. The kiln body mainly comprises steel construction stand and heat-resisting wall body, heat-resisting end for baking out the kiln volume less, can save factory building space, the steel mill need not coordinate the problem of toasting the place and toasting time, makes production more high-efficient. Simultaneously, the construction of baking kiln is simple, compares in current smart machine, and the cost is cheap and can reach better preliminary treatment effect.

3. The separating wall is a portable movable or deformable heat-insulating wall, and plays a role of separating a kiln body in baking. The partition wall body can be placed at different positions in the kiln body. The partition wall body has different specifications, different lengths and a plurality of sections, and can divide the interior of the kiln body into 2 blocks, 3 blocks, 4 blocks and other partition baking areas. Can meet the requirement of local baking in the kiln. On the whole, the separation wall body can be utilized to freely separate the interior of the kiln body into a plurality of baking areas according to actual baking requirements, the local part of the steel ladle cover can be baked, and the purposes of energy conservation and high efficiency are achieved.

Drawings

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

fig. 2 is a top view of the baking kiln of the present invention.

Reference numerals are as follows: 1. a kiln body; 11. a baking zone; 2. a burner; 3. a temperature controller; 4. supporting the upright post; 5. a heat-resistant wall; 51. a straight wall body; 52. an arc-shaped wall body; 6. a heat-resistant bottom; 7. and (5) separating the wall body.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-2, an exemplary embodiment of the present application provides a ladle cover roasting kiln structure including a kiln body 1, a roasting apparatus, and a temperature controller 3. The top of the kiln body 1 is arranged in an open mode, a baking area 11 is arranged inside the kiln body 1, the top of the kiln body 1 is used for placing a steel ladle cover to be baked, and the top opening of the kiln body 1 is matched with a steel ladle cover structure to be processed, so that the steel ladle cover can be placed at the top of the kiln body 1 in a better sealing mode. Baking equipment is connected with the kiln body 1 and with baking zone 11 switch-on, baking equipment is inside to be disposed automatic temperature control system and combustor 2, the gas entrance point of combustor 2 locate the kiln body 1 outside and with baking zone 11 intercommunication, combustor 2 is connected with thermostat 3, the thermocouple end setting of thermostat 3 is in the kiln body 1, through the thermocouple feedback kiln body 1 inside temperature information of thermostat 3. Wherein, automatic temperature control system and combustor 2 all belong to prior art, and combustor 2 mainly adopts the natural gas heating, has energy-efficient, safe environmental protection's advantage. The operator adjusts the combustion temperature through the baking device and monitors through an automatic temperature control system configured by the operator. The thermocouple is convenient for operating personnel to master the baking temperature in the kiln body in real time, thereby being convenient for adjust the combustion temperature and time through the temperature controller 3, and further ensuring that the baking of the ladle cover has proper time and temperature.

Specifically, the kiln body 1 comprises four groups of support columns 4, a heat-resistant wall body 5 and a heat-resistant bottom 6, wherein the support columns 4 are I-shaped steel structure columns, the four groups of support columns 4 are distributed in a rectangular mode, the heat-resistant bottom 6 is horizontally laid on the ground, the heat-resistant wall body 5 is arranged around the edge of the top surface of the heat-resistant bottom 6 and penetrates through the four groups of support columns 4, and an ignition outlet for installing a combustor is formed in the peripheral side of the heat-resistant wall body 5. Wherein, the heat-resistant wall body 5 is built by cuboid heat-resistant bricks, the heat-resistant bottom 6 is built by honeycomb hollow refractory bricks, and the air in the honeycomb structure on the heat-resistant bottom can play the role of air heat insulation and simultaneously facilitate the discharge of moisture. In order to realize better heat preservation effect, fiber blankets made of fire-resistant fibers are arranged on the inner side surfaces of the heat-resistant wall body 5 and the heat-resistant bottom 6. In addition, the appearance of the heat-resistant wall body 5 can be built according to the appearance of the steel ladle cover, so that the steel ladle cover can be well attached to the heat-resistant wall body, and the sealing performance of the heat-resistant wall body is guaranteed.

The kiln body 1 composed of the supporting upright posts 4, the heat-resistant wall body 5 and the heat-resistant bottom 6 is small in size, the space of a factory building can be saved, and the steel mill does not need to coordinate the baking field and baking time, so that the production is more efficient. Simultaneously, the construction of baking kiln is simple, compares in current smart machine, and the cost is cheap and can reach better preliminary treatment effect.

When the operation, open the power, set for the program that heaies up on thermostat 3, then open the power of combustor 2, the baking oven begins automatic control and heaies up, and thermostat 3 is according to the temperature condition of thermocouple feedback, adjusts the combustion temperature of combustor 2 so that the temperature in the baking oven reaches predetermined temperature value, specifically is: the thermocouple transmits temperature signal to the thermostat, and thermostat 3 receives temperature signal, when the temperature is less than the procedure and predetermines the temperature when the baker real-time temperature, thermostat 3 sends opening signal to combustor 2, and the combustor begins the burning natural gas to heat the baker, and when the baker real-time temperature that the thermocouple sensed is higher than the procedure and predetermines the temperature, thermostat 3 sends stop signal to combustor 2, and combustor 2 stalls and stops heating. And after the baking is finished, closing the power supply and the natural gas switch.

In a preferred embodiment, the refractory wall 5 comprises a straight wall 51 and an arc wall 52 connected end to form a ring, and the ignition outlet of the burner opens on the straight wall 51. The appearance of the heat-resistant wall body formed by enclosing the linear wall body 51 and the arc wall body 52 is fit with the appearance of the existing steel ladle cover, and the heat-resistant wall body can have better sealing performance.

In another preferred embodiment, the kiln body 1 is internally provided with a partition wall body 7, and the partition wall body 7 adopts a light movable or deformable heat insulation wall body which plays a role of separating the kiln body in baking. In the embodiment, the partition wall 7 is provided with one surface, the partition wall 7 is arranged inside the kiln body 1, the partition wall 7 is linear, the height of the partition wall is the same as that of the heat-resistant wall 5, the partition wall 7 is arranged in parallel with the linear wall 51, and the interior of the kiln body 1 is divided into an upper and a lower independent partition baking areas by combining the partition wall 7 with the heat-resistant wall 5. In common toasting mode, the structure is unstable appears easily in ladle cover's lower half, consequently often needs toast ladle cover's lower half, and what this embodiment corresponded sets up combustor and combustor ignition export in lower half, and sharp wall 51 is located the lower half of partition wall 7 promptly, saves the resource when realizing accurate the toasting.

In other embodiments, different specifications, different lengths and a plurality of sections of the partition wall body can be correspondingly arranged according to the baking requirements of the ladle cover, the baking area in the kiln body 1 can be divided into 2, 3 and 4 equally-partitioned baking areas, the interior can be freely partitioned according to actual baking requirements, and the local part of the ladle cover can be baked, so that the aims of energy conservation and high efficiency are fulfilled. Correspondingly, the baking device is provided with a burner corresponding to each separated baking area formed by the separated wall 7, the heat-resistant wall 5 is provided with an ignition outlet corresponding to each separated baking area, and the burner 2 is correspondingly arranged on the heat-resistant wall 5 according to the separated baking areas. The burner of each separated baking area is associated with an automatic temperature control system of the baking device and the temperature controller 3, and the burners are ignited corresponding to different separated baking areas in the kiln body 1 through the regulation and control of the temperature controller 3. The thermocouple connected with the temperature controller 3 is inserted into the corresponding area according to the position of actually separating the baking area, so that accurate baking is realized, the purpose of baking the local part of the ladle cover is realized, the baking quality can be ensured, and the effects of energy conservation and environmental protection are realized.

Overall, the utility model discloses kiln body 1 combines baking equipment and thermostat 3 for ladle cover baking kiln realizes unmanned automatic temperature control function, and ladle cover baking kiln's sealing performance, intensification curve, heating effect are more professional, can effectively guarantee the ladle cover quality, and energy-concerving and environment-protective more, and baking equipment adopts the natural gas heating mode, makes the baking environment safer and more environmental protection.

The specific embodiments are only for explaining the present invention, and it is not a limitation to the present invention, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a ladle lid toasts kiln structure, its characterized in that, including the kiln body, baking equipment and thermostat, the internal portion of kiln is toasted the district, the top of the kiln body is open setting for place the ladle lid of treating toasting, baking equipment's combustor is located the internal just of kiln the ignition end of combustor is located the district of toasting of the kiln body, the combustor with the thermostat is connected, the thermocouple link of thermostat is connected the inside of the kiln body, through the thermocouple of thermostat to the thermostat feedback the internal portion's of kiln temperature information.

2. The ladle cover roasting kiln structure according to claim 1, wherein the kiln body comprises a heat-resistant wall body, a heat-resistant bottom and a plurality of groups of supporting columns, the heat-resistant wall body is arranged around the top surface edge of the heat-resistant bottom and penetrates among the groups of supporting columns, the heat-resistant wall body and the heat-resistant bottom surround to form the roasting area with an open top, and an ignition outlet for installing the burner is formed in the heat-resistant wall body.

3. The ladle cover baking kiln structure according to claim 2, wherein the heat-resistant wall body includes an arc-shaped wall body and a straight wall body which are connected end to form a ring, and the ignition outlet is opened in the straight wall body.

4. The ladle cover roasting kiln structure according to claim 2 or 3, wherein the heat-resistant wall body is built with heat-resistant bricks.

5. The ladle cover baking kiln structure according to any one of claims 2 or 3, wherein the heat-resistant bottom is built with honeycomb-shaped hollow refractory bricks.

6. The ladle cover roasting kiln structure according to any one of claims 2 or 3, wherein the heat-resistant wall body and the inner side surface of the heat-resistant bottom are provided with fiber blankets made of refractory fibers.

7. The ladle cover roasting kiln structure according to claim 2, wherein the support pillars are i-steel structural pillars.

8. The ladle cover roasting kiln structure according to claim 2, wherein a partition wall is arranged inside the kiln body, and the partition wall divides the roasting area of the kiln body into at least two independent partitioned roasting areas.

9. The ladle cover roasting kiln structure according to claim 8, wherein the heat-resistant wall body is provided with one burner corresponding to each of the divided roasting areas, and the burner of each of the roasting areas is connected to an automatic temperature control system of the roasting device and the temperature controller.