A multi-layer refractory brick with thermal insulation effect

Abstract

The present invention discloses a multi-layer refractory brick with heat preservation and heat insulation effect, comprising a top cover plate, a brick core plate and a bottom cover plate arranged at the bottom of the brick core plate, a composite plate 1 is arranged between the top cover plate and the brick core plate, and a composite plate 2 is arranged between the brick core plate and the bottom cover plate; the top cover plate, the composite plate 1, the brick core plate, the composite plate 2 and the bottom cover plate are assembled as a whole to form a rectangular refractory brick. A plurality of S-shaped protrusions 1 are arranged on the top and bottom outer walls of the brick core plate of the present invention, the protrusion 1 is hollow and has openings at both ends, and a plurality of heat collection holes are also arranged on the side wall of the protrusion 1, and by buckling the protrusion 1 into the groove between the protrusions 2, the heat of the protrusion 1 and the outside is quickly conducted to the solid protrusion 2 to preserve the heat.

Description

Technical Field

[0001] The invention relates to the technical field of refractory brick equipment, in particular to a refractory brick with a multi-layer structure having thermal insulation effects. Background Art

[0002] Refractory materials are generally divided into two types, namely, unshaped refractory materials and shaped refractory materials. Unshaped refractory materials, also called castables, are mixed powder particles composed of multiple aggregates or aggregates and one or more binders. When used, they must be mixed with one or more liquids to be evenly mixed and have strong fluidity. Shaped refractory materials generally refer to refractory bricks, which have standard shapes and can also be temporarily processed when building and cutting according to needs.

[0003] Refractory bricks are referred to as fire bricks. Refractory materials made by firing refractory clay or other refractory raw materials. They are light yellow or brownish in color. They are mainly used for building smelting furnaces and can withstand high temperatures of 1,580°C to 1,770°C. They are also called fire bricks. Refractory materials with certain shapes and sizes. According to the preparation process, they can be divided into fired bricks, unfired bricks, fused bricks (fused casting bricks), and refractory insulation bricks; according to the shape and size, they can be divided into standard bricks, ordinary bricks, special bricks, etc. They can be used as high-temperature building materials and structural materials for building kilns and various thermal equipment, and can withstand various physical and chemical changes and mechanical effects at high temperatures. For example, refractory clay bricks, high-alumina bricks, silica bricks, magnesium bricks, etc.

[0004] The existing refractory bricks have low hardness and adopt a single-layer design, and the overall heat insulation effect is poor. Therefore, a refractory brick with a multi-layer structure and heat insulation effect is proposed. Summary of the invention

[0005] 1. Technical issues to be resolved

[0006] In view of the shortcomings of the prior art, the present invention provides a multi-layer refractory brick with thermal insulation effect, which solves the problem that the existing refractory bricks have low hardness and adopt a single-layer design, and the overall thermal insulation effect is poor.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the present invention is implemented through the following technical solutions: a multi-layer refractory brick with thermal insulation effect, comprising a top cover plate, a brick core plate and a bottom cover plate arranged at the bottom of the brick core plate, a composite plate 1 is arranged between the top cover plate and the brick core plate, and a composite plate 2 is arranged between the brick core plate and the bottom cover plate;

[0009] The top cover plate, the first composite plate, the brick core plate, the second composite plate and the bottom cover plate are integrally assembled to form a rectangular refractory brick.

[0010] As a further preferred embodiment of the present invention, convex strips are provided at the four corners of the top of the top cover plate, through holes are provided on the convex strips, and a plurality of convex columns are provided at the bottom of the top cover plate, the bottom of the convex columns is plugged into the brick core plate, the interior of the convex columns is hollow, and the convex columns are connected to the through holes on the convex strips in an air path.

[0011] As a further preferred embodiment of the present invention, the brick core plate is a rectangular parallelepiped, and a plurality of S-shaped protrusions are provided on the top and bottom outer walls of the brick core plate. The protrusion is hollow and has openings at both ends, and a plurality of heat collection holes are also provided on the side walls of the protrusion.

[0012] As a further preferred embodiment of the present invention, a plurality of S-shaped protrusions 2 are provided on the top of the bottom cover plate, and S-shaped grooves are formed between adjacent protrusions 2, and the protrusions 1 on the brick core plate are buckled into the corresponding grooves, and the protrusions 2 are solid insulation materials.

[0013] As a further preferred embodiment of the present invention, the second composite panel includes a protective frame, and a heat-insulating film layer is arranged inside the protective frame. The protective frame is in a rectangular shape and columns are arranged at the corners. A semi-cylindrical plug is arranged at the bottom of the column, and a groove is arranged at the corresponding position of the bottom cover plate. The heat-insulating film layer is a mesh film composed of tungsten wire.

[0014] As a further preferred embodiment of the present invention, the composite plate 1 includes an alumina fiber layer, a capacitor magnesia sand layer, and a glass fiber layer. The glass fiber layer is arranged on the outside of the alumina fiber layer, and the capacitor magnesia sand layer is arranged on the outside of the glass fiber layer.

[0015] As a further preferred embodiment of the present invention, the second convex block is made of ingredients including concrete, clay, calcium aluminate cement, silicon carbide, ferric oxide, and sodium silicate.

[0016] As a further preferred embodiment of the present invention, the boss is made of alloy material, and the boss is copper-aluminum alloy.

[0017] (III) Beneficial effects

[0018] The present invention provides a multi-layer refractory brick with thermal insulation effect. It has the following beneficial effects:

[0019] (1) The refractory bricks of the present invention are formed into a rectangular shape by assembling a top cover plate, a composite plate 1, a brick core plate, a composite plate 2 and a bottom cover plate as a whole. The multi-layer combination is adopted, and a plurality of convex columns are added to the bottom of the top cover plate. The bottom of the convex columns is plugged into the brick core plate. The interior of the convex columns is hollow, and the convex columns are connected to the through-hole gas path on the convex strips, so that heat can be conducted to the interior of the brick core plate, and the heat is quickly retained in the interior of the brick core plate.

[0020] (2) A plurality of S-shaped protrusions 1 are provided on the top and bottom outer walls of the brick core board of the present invention. The protrusion 1 is hollow and has openings at both ends. A plurality of heat collection holes are also provided on the side wall of the protrusion 1. By buckling the protrusion 1 into the groove between the protrusions 2, the heat of the protrusion 1 and the outside is quickly conducted to the solid protrusion 2 to preserve the heat.

[0021] (3) Composite plate 1 and composite plate 2 are added to the upper and lower parts of the brick core plate of the present invention respectively, and composite plate 1 and composite plate 2 are used to preserve heat to achieve the effect of thermal insulation. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the present invention;

[0023] Figure 2 It is a schematic structural diagram of the side view of the present invention;

[0024] Figure 3 It is a front view structural schematic diagram of the present invention;

[0025] Figure 4 It is a structural schematic diagram of a brick core board of the present invention;

[0026] Figure 5 Schematic diagram of the internal structure of the composite plate 1 of the present invention.

[0027] In the figure: 1, top cover plate; 2, brick core plate; 3, bottom cover plate; 4, composite plate 1; 5, composite plate 2; 6, convex strip; 7, convex column; 8, convex block 1; 9, convex block 2; 10, guard frame; 11, column strip; 12, plug block; 13, notch; 14, alumina fiber layer; 15, capacitor magnesium sand layer; 16, glass fiber layer. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] See also Figure 1-5 , the embodiment of the present invention provides a technical solution:

[0030] A multi-layer refractory brick with thermal insulation effect comprises a top cover plate 1, a brick core plate 2 and a bottom cover plate 3 arranged at the bottom of the brick core plate 2, a composite plate 1 4 is arranged between the top cover plate 1 and the brick core plate 2, and a composite plate 2 5 is arranged between the brick core plate 2 and the bottom cover plate 3; the top cover plate 1, the composite plate 1 4, the brick core plate 2, the composite plate 2 5 and the bottom cover plate 3 are assembled as a whole to form a refractory brick in the shape of a rectangular parallelepiped.

[0031] The top four corners of the top cover plate 1 are provided with convex strips 6, through holes are provided on the convex strips 6, and a plurality of convex columns 7 are provided at the bottom of the top cover plate 1. The bottom of the convex column 7 is plugged into the brick core plate 2, the interior of the convex column 7 is hollow, and the convex column 7 is connected to the through hole air path on the convex strips 6. By using the convex strips 6, the external heat can be absorbed, and the heat can be conducted to the inside of the brick core plate 2 through the convex columns.

[0032] The brick core plate 2 is a rectangular parallelepiped, and a plurality of S-shaped protrusions 8 are arranged on the top and bottom outer walls of the brick core plate 2. The protrusion 8 is hollow and has openings at both ends. A plurality of heat collecting holes are also arranged on the side walls of the protrusion 8. Heat is absorbed by using the protrusion 8 on the brick core plate 2, and the heat collecting holes promote heat conduction.

[0033] A plurality of S-shaped protrusions 9 are provided on the top of the bottom cover plate 3, and S-shaped grooves are formed between adjacent protrusions 9. The protrusions 8 on the brick core plate 2 are buckled into the corresponding grooves. The protrusions 9 are solid thermal insulation materials. The heat conducted by the protrusions 8 is absorbed and preserved by using the protrusions 9, thereby achieving the technical effect of thermal insulation.

[0034] The composite board 2 5 includes a protective frame 10, and a heat-insulating film layer is arranged inside the protective frame 10. The protective frame 10 is a rectangular parallelepiped and has columns 11 at the corners. A semi-cylindrical plug 12 is arranged at the bottom of the column 11. A notch 13 is arranged at the corresponding position of the bottom cover plate 3. The heat-insulating film layer is a mesh film composed of tungsten wire. By using the protective frame 10 and the heat-insulating film layer inside it, the absorbed heat is preserved.

[0035] The composite plate 4 includes an alumina fiber layer 14, a capacitor magnesia sand layer 15, and a glass fiber layer 16. The glass fiber layer 16 is arranged on the outside of the alumina fiber layer 14, and the capacitor magnesia sand layer 15 is arranged on the outside of the glass fiber layer 16. The composite plate 1 composed of the alumina fiber layer 14, the capacitor magnesia sand layer 15, and the glass fiber layer 16 achieves a technical effect of high efficiency and high temperature resistance.

[0036] The components of the convex block 29 include concrete, clay, calcium aluminate cement, silicon carbide, ferric oxide, sodium silicate, etc. The convex block 29 made of concrete, clay, calcium aluminate cement, silicon carbide, ferric oxide, sodium silicate and the like has good heat resistance.

[0037] The boss 7 is made of alloy material, such as copper-aluminum alloy. The boss 7 can quickly conduct heat and keep warm.

[0038] Working principle: The top cover plate 1, the composite plate 1 4, the brick core plate 2, the composite plate 2 5 and the bottom cover plate 3 are assembled as a whole to form a rectangular refractory brick, which adopts a multi-layer combination, and a plurality of protrusions 7 are added to the bottom of the top cover plate 1. The bottom of the protrusion 7 is plugged with the brick core plate 2. The inside of the protrusion 7 is hollow, and the protrusion 7 is connected to the through-hole gas path on the protrusion 6, which can conduct heat to the inside of the brick core plate 2, and the heat is quickly retained in the inside of the brick core plate 2. The top and bottom outer walls of the brick core plate 2 A plurality of S-shaped protrusions 8 are provided, which are hollow and have openings at both ends. A plurality of heat collecting holes are also provided on the side walls of the protrusions 8. By buckling the protrusions 8 into the grooves between the protrusions 9, the heat of the protrusions 8 and the outside is quickly transferred to the solid protrusions 9 to preserve the heat. Composite panels 14 and 25 are added to the upper and lower parts of the brick core board 2, respectively, and the composite panels 14 and 25 are used to preserve the heat to achieve the effect of thermal insulation.

[0039] The present invention comprises 1, top cover plate; 2, brick core plate; 3, bottom cover plate; 4, composite plate 1; 5, composite plate 2; 6, convex strip; 7, convex column; 8, convex block 1; 9, convex block 2; 10, guard frame; 11, column strip; 12, plug block; 13, notch; 14, alumina fiber layer; 15, capacitor magnesia layer; 16, glass fiber layer. All the components are universal standard parts or components known to the technicians in this field. The structures and principles thereof can be known to the technicians in this field through the technical manual or through conventional experimental methods. The present invention solves the problem that the existing refractory bricks have low hardness and adopt a single-layer design, and the overall thermal insulation effect is poor. The present invention combines the above components with each other. The present invention forms a rectangular parallelepiped by assembling the top cover plate, composite plate 1, brick core plate, composite plate 2 and bottom cover plate as a whole. The refractory bricks are in the shape of a multi-layer combination, and a plurality of convex columns are added to the bottom of the top cover plate, the bottom of the convex columns is plugged into the brick core plate, the interior of the convex columns is hollow, and the convex columns are connected to the through-hole air paths on the convex strips, so that heat can be conducted to the interior of the brick core plate, and the heat is quickly retained in the interior of the brick core plate. A plurality of S-shaped convex blocks 1 are arranged on the top and bottom outer walls of the brick core plate of the present invention, the convex block 1 is hollow and has openings at both ends, and a plurality of heat collecting holes are also arranged on the side wall of the convex block 1, and the heat of the convex block 1 and the outside is quickly conducted to the solid convex block 2 to preserve the heat by buckling the convex block 1 into the groove between the convex blocks 2, and the heat is preserved by preserving the heat by preserving the heat by preserving the heat by the solid convex block 2. The upper and lower parts of the brick core plate of the present invention are respectively added with a composite plate 1 and a composite plate 2, and the heat is preserved by using the composite plate 1 and the composite plate 2 to achieve the effect of thermal insulation.

[0040] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0041] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A multi-layer refractory brick with thermal insulation effect, characterized in that: It comprises a top cover plate (1), a brick core plate (2) and a bottom cover plate (3) arranged at the bottom of the brick core plate (2), a composite plate 1 (4) being arranged between the top cover plate (1) and the brick core plate (2), and a composite plate 2 (5) being arranged between the brick core plate (2) and the bottom cover plate (3); The top cover plate (1), composite plate 1 (4), brick core plate (2), composite plate 2 (5) and bottom cover plate (3) are integrally assembled to form a rectangular refractory brick; The top four corners of the top cover plate (1) are provided with convex strips (6), the convex strips (6) are provided with through holes, and the bottom of the top cover plate (1) is provided with a plurality of convex columns (7), the bottoms of the convex columns (7) are plugged into the brick core plate (2), the interior of the convex columns (7) is hollow, and the convex columns (7) are in gas communication with the through holes on the convex strips (6); The brick core plate (2) is in the form of a rectangular parallelepiped, and a plurality of S-shaped protrusions (8) are arranged on the top and bottom outer walls of the brick core plate (2), the protrusions (8) are hollow and have openings at both ends, and a plurality of heat collection holes are also arranged on the side walls of the protrusions (8); The top of the bottom cover plate (3) is provided with a plurality of S-shaped protrusions (9), and S-shaped grooves are formed between adjacent protrusions (9), and the protrusions (8) on the brick core plate (2) are buckled into the corresponding grooves, and the protrusions (9) are solid thermal insulation materials; The second composite plate (5) comprises a protective frame (10), and a heat-insulating film layer is arranged inside the protective frame (10); the protective frame (10) is in the form of a rectangular parallelepiped and has columns (11) arranged at the corners; a semi-cylindrical plug (12) is arranged at the bottom of the column (11); a notch (13) is arranged at a corresponding position of the bottom cover plate (3); and the heat-insulating film layer is a mesh film composed of tungsten wire.

2. The multi-layer refractory brick with thermal insulation effect according to claim 1, characterized in that: The composite plate 1 (4) comprises an alumina fiber layer (14), a capacitor magnesia sand layer (15), and a glass fiber layer (16); the glass fiber layer (16) is arranged outside the alumina fiber layer (14), and the capacitor magnesia sand layer (15) is arranged outside the glass fiber layer (16).

3. The multi-layer refractory brick with thermal insulation effect according to claim 1, characterized in that: The components of the second protrusion (9) include concrete, clay, calcium aluminate cement, silicon carbide, ferric oxide and sodium silicate.

4. The multi-layer refractory brick with thermal insulation effect according to claim 1, characterized in that: The boss (7) is made of alloy material, and the boss (7) is a copper-aluminum alloy.

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