CN-224215833-U - Brickwork structure of kiln car lining

CN224215833UCN 224215833 UCN224215833 UCN 224215833UCN-224215833-U

Abstract

The utility model discloses a bricking structure of a kiln car lining, which is built on the top surface of a kiln car bottom plate and comprises a surrounding wall, a partition wall and light heat preservation materials, wherein the partition wall is arranged in the surrounding wall and divides the internal space of the surrounding wall into a plurality of filling spaces, the inner side wall of the surrounding wall, the outer side wall of the surrounding wall and the two side walls of the partition wall are all provided with curved sealing structures, the light heat preservation materials are filled in the filling spaces, and the filling height of the light heat preservation materials is the same as the height of the surrounding wall and the height of the partition wall. The curved sealing structure formed by the surrounding side wall and the partition wall is matched with the light heat preservation material for filling, so that the interface gap caused by material shrinkage in a high-temperature environment is effectively restrained, the sealing performance and the high-temperature resistance level are improved, and the service life is prolonged.

Inventors

MA MENGKUN
CHEN HONG

Assignees

广东中鹏热能科技股份有限公司
广东中鹏新能科技有限公司

Dates

Publication Date: 20260508
Application Date: 20250522

Claims (9)

1. The brickwork of kiln car lining is built on the top surface of the kiln car bottom plate, and is characterized by comprising a surrounding wall, a partition wall and a light heat-insulating material; The inside of enclosing the side wall is equipped with the partition wall, the partition wall will enclose the inner space of side wall and divide into a plurality of filling space, enclose the inside wall of side wall the lateral wall of side wall with the both sides wall of partition wall all is equipped with curved seal structure, the filling space is filled with light insulation material, the filling height of light insulation material with enclose the height of side wall with the height of partition wall is the same.
2. The brickwork of kiln car lining material according to claim 1, characterized in that the curved sealing structure comprises a enclosing wall dislocation structure and a partition wall dislocation structure; The surrounding wall comprises a plurality of first brick layer structures and a plurality of second brick layer structures, wherein the first brick layer structures and the second brick layer structures are arranged in a stacked manner from bottom to top, the vertically adjacent first brick layer structures and the vertically adjacent second brick layer structures are arranged in a staggered manner, and the inner side wall and the outer side wall of the surrounding wall form a surrounding wall staggered structure; The partition wall comprises a plurality of first partition brick layers and a plurality of second partition brick layers, wherein the first partition brick layers and the second partition brick layers are arranged in a stacked mode from bottom to top, the first partition brick layers and the first brick layer structure are located on the same brick layer, the second partition brick layers and the second brick layer structure are located on the same brick layer, and the first partition brick layers and the second partition brick layers which are vertically adjacent form the partition wall dislocation structure.
3. The brickwork of kiln car lining material according to claim 2, characterized in that the surrounding wall is rectangular in horizontal plane, and one partition wall divides the inner space of the surrounding wall into two filling spaces; The first brick layer structure comprises two first side brick structures and two first side brick structures, wherein the first side brick structures extend along the left-right direction of the kiln car bottom plate, and the two first side brick structures are oppositely arranged along the front-back direction of the kiln car bottom plate; The second brick layer structure comprises two second side brick structures and two second side brick structures, the second side brick structures extend along the front-back direction of the kiln car bottom plate, the two second side brick structures are oppositely arranged along the left-right direction of the kiln car bottom plate, the second side brick structures are arranged between the two second side brick structures, and the two second side brick structures are oppositely arranged along the front-back direction of the kiln car bottom plate.
4. The brickwork of kiln car lining material according to claim 3, wherein the first side brick structure, the second side brick structure, the first spacing brick layer and the second spacing brick layer are formed by splicing a plurality of bricks, the lengths of the first brick layer structure and the second brick layer structure are the same, and the width of the first brick layer structure is smaller than the width of the second brick layer structure; The brick comprises a first brick, a second brick, a third brick, a fourth brick and a fifth brick, wherein the length of the first brick is a 1 , the length of the second brick is a 2 , the length of the third brick is a 3 , the length of the first brick is a 4 , the length of the fifth brick is a 5 , a 1 ＝a 5 ＞a 4 ＞a 2 ＞a 3 , the width of the first brick is b 1 , the width of the second brick is b 2 , the width of the third brick is b 3 , the width of the first brick is b 4 , the width of the fifth brick is b 5 , b 1 ＝b 2 ＝b 3 ＝b 4 ＞b 5 ,a 2 ＝2*b 2 , and the thicknesses of the first brick, the second brick, the third brick, the fourth brick and the fifth brick are the same.
5. The brickwork of kiln car lining material according to claim 4, wherein the first side brick structure consists of one first brick and two second bricks, and the two second bricks are arranged on two sides of the first brick; The first side brick structure consists of two first bricks; The length of two second bricks of the first side brick structure and the length of one first brick of the first side brick structure constitute the width of the first brick layer structure, and the width of two second bricks of the first side brick structure and the length of two first bricks of the first side brick structure on both sides constitute the length of the first brick layer structure.
6. The brickwork of kiln car lining material according to claim 5, wherein the second side brick structure consists of two second bricks and two third bricks, and the two second bricks are arranged on two sides of the two third bricks; The second side brick structure consists of one first brick and one fourth brick; The lengths of the two second bricks of the second side brick structure and the lengths of the two third bricks of the second side brick structure form the lengths of the second brick layer structure, and the widths of the two second bricks of the second side brick structure, the lengths of the first bricks of the second side brick structure and the lengths of the fourth bricks of the second side brick structure form the widths of the second brick layer structure.
7. The brickwork of kiln car lining material of claim 6, wherein the first brick layer is offset forwards in the front-back direction relative to the second brick layer, and the offset of the first brick layer structures and the second brick layer structures form the enclosing wall dislocation structure.
8. The brickwork of kiln car lining material according to claim 4, wherein the first spacing brick layer consists of two first bricks which are spliced back and forth along the long side direction; the second spacing brick layer consists of two fifth bricks, and the two fifth bricks are spliced back and forth along the long side direction of the fifth bricks; The center of the first spacing brick layer and the center of the second spacing brick layer are positioned on the same vertical plane.
9. The brickwork structure of kiln car lining according to claim 2, wherein the light heat-insulating material comprises an energy-saving sand layer, a high-purity aluminum silicate fiber layer and a zirconium-containing aluminum silicate fiber layer which are paved from bottom to top, and the thickness ratio of the energy-saving sand layer to the high-purity aluminum silicate fiber layer to the zirconium-containing aluminum silicate fiber layer ranges from (0.8 to 1.2): (1 to 2): (4 to 5).

Description

Brickwork structure of kiln car lining Technical Field The utility model relates to the technical field of kiln cars of tunnel kilns, in particular to a bricklaying structure of a kiln car lining. Background The tunnel kiln system is used as a core production facility in the building material industries such as modern bricks, tiles, ceramics, refractory materials and the like, and the kiln car structural design directly influences the kiln operation efficiency and the product quality stability. In kiln car type tunnel kiln, kiln car is used to bear the dual functions of conveying carrier in kiln and sealing system at kiln bottom, and cyclic high-temp. load (1200-1350 deg.C) and obvious temp. gradient are needed. The lining material on the surface of the kiln car is used as a key functional component, and the material performance and the structural design of the lining material directly determine the reliability of a kiln bottom sealing system, so that the sintering uniformity, unit energy consumption index and equipment operation safety of the product are affected. In the prior art, a surrounding edge structure of a hollow surrounding plate is generally adopted for a light kiln car, the structure has the advantage of light weight, but the structure has obvious defects in a high-temperature application scene, firstly, the hollow surrounding plate structure is limited by high-temperature resistance of materials, the upper limit of the long-term use temperature of the hollow surrounding plate structure is usually not more than 1250 ℃, the requirements of high-temperature sintering processes such as ceramic glaze firing (1280-1350 ℃) and high-alumina refractory materials (1300-1400 ℃) cannot be met, secondly, a sealing weak link exists in the structural design, an effective curved sealing structure is not provided between a filling heat insulation material and the surrounding plate, and when the heat insulation material is subjected to shrinkage deformation under the long-term thermal shock effect, a through gap of 0.5-2 mm is easily formed at the interface of the surrounding plate and the heat insulation material, so that high-temperature smoke leakage (fire penetration phenomenon) is caused. The improvement of the prior art focuses on the improvement of single material performance, such as the replacement of the traditional lightweight clay bricks by adopting alumina hollow sphere castable, and the temperature resistance grade can be improved to 1400 ℃, but the fundamental problem of structural seal failure is not solved. Especially in the fields of electronic ceramic sintering and special refractory material preparation requiring accurate temperature control, the existing kiln car structure is difficult to meet the severe requirements of high-end manufacture on the thermal performance of the kiln. Disclosure of utility model Aiming at the problems of the background technology, the utility model aims to provide a bricklaying structure of a kiln car lining, which solves the problem that the existing kiln car is not high-temperature resistant. In order to achieve the purpose, the utility model adopts the following technical scheme: The brickwork of kiln car lining is built on the top surface of the kiln car bottom plate, and comprises a surrounding wall, a partition wall and a light heat-insulating material; The inside of enclosing the side wall is equipped with the partition wall, the partition wall will enclose the inner space of side wall and divide into a plurality of filling space, enclose the inside wall of side wall the lateral wall of side wall with the both sides wall of partition wall all is equipped with curved seal structure, the filling space is filled with light insulation material, the filling height of light insulation material with enclose the height of side wall with the height of partition wall is the same. Preferably, the curved sealing structure comprises a enclosing wall dislocation structure and a partition wall dislocation structure; The surrounding wall comprises a plurality of first brick layer structures and a plurality of second brick layer structures, wherein the first brick layer structures and the second brick layer structures are arranged in a stacked manner from bottom to top, the vertically adjacent first brick layer structures and the vertically adjacent second brick layer structures are arranged in a staggered manner, and the inner side wall and the outer side wall of the surrounding wall form a surrounding wall staggered structure; The partition wall comprises a plurality of first partition brick layers and a plurality of second partition brick layers, wherein the first partition brick layers and the second partition brick layers are arranged in a stacked mode from bottom to top, the first partition brick layers and the first brick layer structure are located on the same brick layer, the second partition brick layers and the second brick layer structure are located on the sa