JP6742659B1 - Construction and construction method of construction - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily construct a side wall portion and/or a ceiling portion of a structure. SOLUTION: The construction method of the side wall portion and/or the ceiling portion of the building is such that the inner surface of the plate material 10 that is magnetically attracted by the magnet 11 in the step of forming the side wall portion and the 3, 4 and/or the ceiling portion 6 of the building 1. It is characterized in that a plurality of blocks (standard refractories 7) are stacked along the shape of the plate material 11 while magnetically attracting the magnet 11 to the. [Selection diagram] Figure 2

Description

The present invention relates to a structure including a side wall and a ceiling, and a method of constructing a side wall and/or a ceiling of the structure.

For example, in a structure requiring fire resistance such as a furnace, a kiln, and a flue, a ceiling portion and a side wall portion are formed by stacking a plurality of block-shaped fixed refractory materials such as refractory bricks. When stacking a plurality of fixed refractories to form a ceiling portion or a side wall portion, a work of joining adjacent fixed refractories with each other by filling the joints of the fixed refractory with, for example, mortar. Also. In order to stably hold the heavy ceiling portion, the ceiling portion generally employs a structure in which a plurality of regular refractory materials are assembled in an arch shape (see, for example, FIG. 3 of Patent Document 1).

Japanese Patent No. 6245202

When forming the ceiling and side walls, it is necessary to align the thickness of the mortar to be filled in each joint in order to arrange a plurality of standard refractories in a neat and regular manner, for example, to arrange a plurality of standard refractories without waviness. is there. However, in order to arrange a plurality of standard refractory materials in a regular and neat manner by adjusting the thickness of the mortar of each joint, it requires a skilled technique and there is a problem that it is difficult unless it is carried out by an experienced craftsman.

In addition, as shown in FIG. 9, the structure including the arch-shaped ceiling portion has the left and right side wall portions 102 after the left and right side wall portions 102 and 103 are formed on the floor portion 101 (FIG. 9A). , 103, an arch-shaped ceiling portion 104 is formed, and at this time, a semi-cylindrical base 100 is used. The base 100 is fixed between the upper end positions of the left and right side wall portions 102 and 103 (FIG. 9B), and a plurality of block-shaped fixed refractory materials 105 are attached to the left and right side walls along the arc-shaped outer peripheral surface of the base 100. After stacking between the parts 102 and 103 (FIG. 9C), the base 100 is removed to form the arch-shaped ceiling part 104 (FIG. 9D). Since high strength is required to support the ceiling portion 104, and since it is large and heavy, it requires a great deal of labor when forming the arch-shaped ceiling portion, and is bulky during storage. A large space is required for storage.

It is an object of the present invention to provide a construction and a construction method for the construction that solve the above problems.

A first aspect of the present invention relates to a method of constructing a side wall portion and/or a ceiling portion of a structure. The construction method of the present invention includes a step of forming a side wall portion and/or a ceiling portion of the structure by stacking a plurality of blocks each provided with a magnet, and in the step, an inner surface of a plate material magnetically attracted to the magnet. The plurality of blocks are stacked along the shape of the plate material while magnetically attracting the magnet.

In the construction method of the present invention, the magnet may be arranged so as to be arranged at a position apart from the surface of the block facing the inner surface of the plate material by a certain length on the inner surface side of the plate material.

Further, in the construction method of the present invention, the magnet can be configured so as to be arranged on a surface of the block that faces the inner surface of the plate material.

Further, the construction method of the present invention can be configured to further include a step of interposing a heat insulating material between the plurality of blocks and the plate material.

Further, in the construction method of the present invention, the plate material forming the ceiling portion of the structure can be configured to be curved in an arch shape.

The 2nd aspect of this invention is related with the structure provided with the side wall part and the ceiling part. In the structure of the present invention, the side wall portion and/or the ceiling portion includes a plurality of blocks each including a magnet, and a plate member that is magnetically attracted by the magnet, and the plurality of blocks are provided on an inner surface of the plate member. It is characterized in that the magnets are stacked along the shape of the plate material while being attracted to the magnets.

In the structure of the present invention, the plate material forming the ceiling portion can be configured to be curved in an arch shape.

According to the present invention, a plurality of blocks each having a magnet for magnetically attracting a plate material are stacked while adsorbing the magnet on the inner surface of the plate material, thereby forming a side wall portion and/or a ceiling portion of the structure. Thereby, the plurality of blocks can be stacked along the shape of the plate material while holding the blocks at the respective fixed positions, and finally the side wall portion and the ceiling portion can be formed as a whole. Therefore, a plurality of blocks can be arranged regularly and neatly, for example, a plurality of blocks can be arranged without waviness. In addition, when a plurality of blocks are stacked to form a ceiling portion or a side wall portion, it is not necessary to fill the joints of the plurality of blocks with, for example, mortar to join the adjacent blocks to each other. In addition to facilitating the work of forming the, the skill required for the work is not necessarily required .

Further, when forming the ceiling portion of the structure, because it does not require a large and heavy semi-cylindrical base as described in the prior art, it does not require much labor when forming the ceiling portion. , Does not require a large space to store the base.

It is a figure explaining a part of process about the construction method of the structure of one form of this invention. It is a figure explaining a part of process about the construction method of the structure of one form of this invention following FIG. It is the (A) perspective view and the (B) sectional view of one form of the fixed refractory (block) which constitutes a ceiling part. It is the (A) perspective view and the (B) sectional view of other forms of a fixed refractory (block) which constitutes a ceiling part. It is a figure explaining a part of process about the construction method of the structure of the other form of this invention. It is a figure explaining a part of process about the construction method of the structure of the other form of this invention following FIG. It is sectional drawing of the construction constructed|assembled by the construction construction method of the other form of this invention. (A) It is a figure which shows the schematic structure of the construct|structure of another one form of this invention both (B). It is a figure explaining a part of process about the construction method of the structure of a prior art example.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. The present invention relates to a structure having a side wall and a ceiling, and a method for constructing a side wall and/or a ceiling of the structure. The structure is not particularly limited, for example, a furnace or kiln used for melting, refining, firing, heating, etc., or a structure requiring fire resistance such as a flue that discharges high temperature exhaust gas is exemplified. can do.

As shown in FIGS. 1 to 3, the construction method of the present embodiment includes a step of forming a pair of side wall portions 3 and 4 on the floor portion 2 and a ceiling portion 6 between the pair of side wall portions 3 and 4. And a step of forming. The step of forming the ceiling portion 6 includes a step of providing the plate material 10 on the pair of side wall portions 3 and 4 and a plurality of blocks (standard refractory materials 7 along the shape of the plate material 10 between the pair of side wall portions 3 and 4). ) Are stacked, and a step of interposing the heat insulating material 8 between the plurality of blocks (standard refractory materials 7) forming the ceiling portion 6 and the plate material 10 is included. Hereinafter, the construction method of the structure of the present embodiment and the structure of the present embodiment will be described in detail. In addition, in this embodiment, the construction method and the structure 1 in which the ceiling 6 is formed by stacking a plurality of blocks (standard refractories 7) each including the magnet 11 are described as an example.

As shown in FIG. 1(A), the pair of side wall portions 3 and 4 stand on the floor portion 2 so as to face each other with a certain distance therebetween and to extend horizontally over a certain length. Is formed. The floor portion 2 may be formed of a block-shaped fixed refractory material such as refractory bricks or refractory insulation bricks, or may be formed of a combination of fixed refractory materials and castable refractory materials.

The pair of side wall portions 3 and 4 are formed by stacking a plurality of fixed refractory materials 5 each having fire resistance (stacking in a vertical direction). Adjacent regular refractories 5 are joined together by, for example, a refractory mortar; a refractory cement; an adhesive having fire resistance. As the standard refractory material 5, for example, a block having fire resistance such as refractory bricks or refractory insulation bricks can be used. The fixed refractory 6 forming each of the side wall portions 3 and 4 has a rectangular prism shape in a sectional view in the present embodiment, but the shape of the fixed refractory 6 is not particularly limited.

A heat insulating material 8 and, if necessary, a casing 9 formed of a metal such as steel can be arranged on the outer surfaces of the side wall portions 3 and 4. As the heat insulating material 8, for example, heat insulating bricks, heat insulating boards, glass wool, rock wool, ceramic fibers, etc. made of cotton; silica sand and the like can be used. Since the heat insulating material 8 and the casing 9 are lined on the side walls 3 and 4, it is possible to prevent the heat retained in the structure 1 from being dispersed to the outside, and at the same time, the air flows into the structure 1 from the outside. You can block what you do.

After forming the pair of side wall portions 3 and 4 on the floor portion 2, next, as shown in FIG. 1B, the plate member 10 is provided on the pair of side wall portions 3 and 4. The plate member 10 has a property of being magnetically attracted to a magnet 11 described later, and is made of a metal such as steel. The plate member 10 has a shape along the ceiling 6 of the finally constructed structure 1 shown in FIG. 2(B), and in the present embodiment, since the ceiling 6 of the structure 1 is arch-shaped, The plate member 10 has an arch shape that is convexly bent and bent, specifically, an arc shape. The central angle of the plate material 10 is not particularly limited, and may be 180° (semicircular shape) or less than 180°. The radius of curvature of the plate member 10 is not particularly limited, and may be a size that matches the size of the ceiling portion 6, that is, a size that covers the ceiling portion 6, or is larger than the size of the ceiling portion 6. The size, that is, the size having a space between the ceiling 6 and the ceiling 6 may be used.

The method of fixing the plate member 10 on the pair of side wall portions 3 and 4 is not particularly limited, and for example, a method of suspending it by a crane or the like, or welding to a steel frame forming a frame (for example, a furnace frame) surrounding the structure 1 is performed. A method etc. can be illustrated.

When the plate material 10 is provided on the pair of side wall portions 3 and 4, next, as shown in FIG. 1C, the plate material 10 is formed into a shape between the pair of side wall portions 3 and 4, which is an arch shape in the present embodiment. The ceiling part 6 is formed along it. The ceiling portion 6 is formed by stacking a plurality of fixed refractory materials 7 having fire resistance along an arch shape that is the shape of the plate material 10. As the fixed refractory 7, for example, a block having fire resistance such as refractory bricks or refractory insulation bricks can be used. In the present embodiment, the fixed refractory 7 forming the ceiling portion 6 has a trapezoidal rectangular prism shape, but the shape of the fixed refractory 7 is not particularly limited.

The fixed refractory 7 forming the ceiling portion 6 includes at least one magnet 11. As the magnet 11, for example, a permanent magnet such as a neodymium magnet or a ferrite magnet can be used, but the magnet 11 is not limited to this, and may be any one that magnetically attracts the plate material 10. The magnet 11 is arranged on the surface side of the fixed refractory 7 that faces the inner surface of the plate material 10 when the ceiling 6 is formed.

In the present embodiment, as shown in FIG. 3, the magnet 11 is located, via the position adjusting member 12, at a position apart from the surface facing the inner surface of the plate material 10 of the fixed refractory 7 by a certain length on the inner surface side of the plate material 10. It is located in. The position adjusting member 12 may be made of, for example, a metal rod such as a reinforcing bar, but is not limited to this. The magnet 11 is formed from the surface facing the inner surface of the plate material 10 of the fixed refractory 7 to the plate material 10. Anything can be used as long as it can be arranged at a position separated by a certain length on the inner surface side. The position adjusting member 12 is fixed to the fixed refractory 7 by being partially embedded in the fixed refractory 7, but the fixing method is not limited to this and various methods are possible. .. The rest of the position adjusting member 12 is exposed from the fixed refractory 7 and the magnet 11 is fixed to the end thereof. By changing the length of the portion of the position adjusting member 12 exposed from the fixed refractory 7, the length between the magnet 11 and the surface of the fixed refractory 7 facing the inner surface of the plate material 10 can be changed. ..

As shown in FIG. 1(C) and FIG. 2(A), the ceiling part 6 makes a plurality of fixed refractories 7 having magnets 11 for magnetically attracting the plate material 10 attract the magnet 11 to the inner surface of the plate material 10. However, it is formed by stacking along the arch shape which is the shape of the plate material 10 between the pair of side wall portions 3 and 4. Specifically, when stacking a plurality of standard refractories 7 on the upper ends of the side walls 3 and 4, the magnets 11 of the standard refractories 7 are attracted to the plate material 10. As a result, the plurality of fixed refractories 7 can be stacked along the arch shape of the plate material 10 while being held at fixed positions, and finally the arch-shaped ceiling portion 6 can be formed as a whole. A chimney or the like may be formed on the ceiling portion 6.

After the arch-shaped ceiling portion 6 is formed, the plate material 10 can be used as a casing, and as shown in FIG. 2(B), between the plurality of fixed refractory materials 7 constituting the ceiling portion 6 and the plate material 10. The heat insulating material 8 can be interposed between the two. Since the heat insulating material 8 and the plate material 10 as a casing are lined on the ceiling portion 6, it is possible to prevent the heat retained in the structure 1 from being dispersed to the outside, and at the same time, the air flows into the structure 1 from the outside. You can block what you do. The plate material 10 may be removed after the arch-shaped ceiling portion 6 is formed, or only the heat insulating material 8 may be arranged on the upper surface of the ceiling portion 6.

According to the building 1 and the construction method of the present embodiment described above, a plurality of fixed refractories 7 including the magnets 11 that magnetically attract the plate material 10 are stacked by adsorbing the magnets 11 on the inner surface of the plate material 10. The ceiling part 6 of 1 is formed. Thereby, the plurality of fixed refractories 7 can be stacked along the shape of the plate material 10 while holding the fixed refractories 7 in fixed positions, respectively, and finally the ceiling portion 6 can be formed as a whole. Therefore, a plurality of standard refractory materials 7 can be regularly and neatly arranged, for example, a plurality of standard refractory materials 7 can be arranged without waviness. In addition, when stacking a plurality of standard refractory materials 7 to form the ceiling portion 6, it is not necessary to fill the joints of the plurality of standard refractory materials 7 with, for example, refractory mortar to join the adjacent standard refractory materials 7 to each other. Since it is good, the work of forming the ceiling portion 6 becomes easy, and the skill required for the work is not necessarily required .

In addition, according to the structure 1 and the construction method of the present embodiment, when the arch-shaped ceiling portion 6 is formed, a large and heavy semi-cylindrical base as described in the related art is not required. It does not require much labor when forming the ceiling portion 6 and does not require a large space for storing the base. Further, since the plate material 10 can be used as a casing of the structure 1, the structure 1 can be constructed without waste. Even when the plate material 10 is removed, the plate material 10 can be effectively used for other purposes.

In addition, according to the structure 1 and the construction method of the present embodiment, the plate material 10 has a radius of curvature larger than the size of the ceiling portion 6, that is, a size having a space between the ceiling portion 6 and the plate portion 10. Even when it is not possible to prepare, by adjusting the position of the magnet 11 with respect to the fixed refractory 7 by the position adjusting member 12, the ceiling 6 having a desired size can be formed regardless of the radius of curvature of the plate material 10. it can.

Although the embodiment of the present invention has been described above, the present invention is not limited to the above embodiment, and various modifications can be made without departing from the spirit of the present invention.

For example, as shown in FIG. 4, the magnet 11 may be arranged on the surface of the fixed refractory 7 facing the inner surface of the plate material 10. The magnet 11 may be fixed to the fixed refractory 7 by partially embedding it in the fixed refractory 7, or may be fixed using an adhesive or the like. Further, the magnet 11 may be fixed to the fixed refractory 7 by embedding the entire position adjusting member 12 having the magnet 11 fixed at one end in the fixed refractory 7. In this case, the plate material 10 is formed so that the radius of curvature R thereof matches the size of the ceiling portion 6, that is, the size that covers the ceiling portion 6.

Also for the fixed refractory 7 shown in FIG. 4, if a pair of side wall portions 3 and 4 is formed on the floor portion 2 as shown in FIGS. 5 and 6 (FIG. 5(A)), then a pair of side walls is formed. The plate member 10 curved in an arch shape is provided on the side wall portions 3 and 4 (FIG. 5B). Then, by stacking the plurality of standard refractories 7 between the pair of side wall portions 3 and 4 along the arched shape of the plate material 10 while adsorbing the magnet 11 to the inner surface of the plate material 10 (see FIG. C)), it is possible to form the arch-shaped ceiling portion 6 (FIG. 6(A). After the arch-shaped ceiling portion 6 is formed, the plate material 10 may be removed from the plurality of standard refractory materials 7, For example, when the plate material 10 is removed from the plurality of standard refractory materials 7 (FIG. 6(B)), as shown in FIG. 7, the heat insulating material 8 or the fire resistant material (fire brick or fire insulating material) is used. A fixed refractory material such as brick or castable refractory material) may be applied to the side walls 3, 4 and the ceiling portion 6 of the building 1, and the casing may be applied as necessary.

Further, in the above-described embodiment, the structure 1 includes the pair of side wall parts 3 and 4, and the ceiling part 6 is formed between the side wall parts 3 and 4, but the structure 1 includes the pair of side wall parts 3 and 4. For example, an arch-shaped ceiling portion 6 may be formed on the floor portion 2 without providing the above.

Further, in the above-described embodiment, the ceiling portion 6 of the structure 1 is arch-shaped, and the plate member 10 is also curved in an arch shape accordingly, but the ceiling portion 6 of the structure 1 is not limited to the arch-shaped. For example, it may be a triangular shape, a trapezoidal shape, a flat shape, or the like, and accordingly, the plate material 10 may also be bent in a triangular shape or a trapezoidal shape along the shape of the ceiling portion 6, or may be flat without bending. It may be a shape.

Further, in the above-described embodiment, the ceiling 6 of the building 1 is formed by stacking a plurality of fixed refractories 7 each having the magnet 11, but the side walls 3 and 4 are also fixed refractory 7 including the magnet 11. It may be formed by stacking a plurality of layers. In this case, the step of forming the pair of side wall portions 3 and 4 of the construction method includes the step of providing the plate material 10 on the floor portion 2 and the step of forming the plate material 10 on the floor portion 2 as shown in FIG. Stacking a plurality of blocks (standard refractories 7) along the same.

In the embodiment of FIG. 8, the plate member 10 includes a portion along the ceiling portion 6 of the building 1 and portions along the side wall portions 3 and 4 of the building 1. Specifically, the plate member 10 includes, for example, a first portion 10a curved in an arch shape, and a pair of second portions 10b extending in the vertical direction from both ends of the first portion 10a.

FIG. 8(A) is an example in which the structure 1 is constructed using the fixed refractory 7 shown in FIG. 3, and FIG. 8(B) is formed in the structure 1 using the fixed refractory 7 shown in FIG. Here is an example. In any of the examples, after the plate material 10 is provided on the floor 2, a plurality of fixed refractories 7 having the magnets 11 are placed on the inner surface of each second portion 10b of the plate material 10 while adsorbing the magnets 11. By stacking the fixed refractories 7 in the direction, a pair of side wall portions 3 and 4 can be formed. By stacking a plurality of fixed refractories 7 including the magnets 11 along the arch shape that is the shape of the first portion 10a of the plate material 10 while attracting the magnets 11 to the inner surface of the first portion 10a of the plate material 10, Further, the ceiling portion 6 can be formed.

According to the construction 1 and the construction method of the embodiment of FIG. 8, by stacking a plurality of fixed refractories 7 having magnets 11 for magnetically attracting the plate material 10 while adsorbing the magnets 11 on the inner surface of the plate material 10, A pair of side wall portions 3 and 4 is formed. As a result, the plurality of shaped refractory materials 7 can be stacked along the shape of the plate material 10 while being held at fixed positions, and finally the pair of side wall portions 3 and 4 can be formed as a whole. Therefore, a plurality of standard refractory materials 7 can be regularly and neatly arranged, for example, a plurality of standard refractory materials 7 can be arranged without waviness. In addition, when a plurality of standard refractory materials 7 are stacked to form the pair of side wall portions 3 and 4, joints of adjacent standard refractory materials 7 are joined by filling the joints of the plurality of standard refractory materials 7 with, for example, refractory mortar. Since it is not necessary to do so, the work of forming the pair of side wall portions 3 and 4 becomes easy, and the skill required for the work is not necessarily required .

Although illustration is omitted in the case of the example of FIG. 8(A), the plate material 10 is used as a casing in the same manner as the example of FIG. 2(B), and between the plurality of fixed refractories 7 and the plate material 10. The heat insulating material 8 can be interposed. In the case of the example of FIG. 8(B), after removing the plate material 10 from the plurality of standard shaped refractory materials 7, illustration is omitted, but in the same manner as the example of FIG. A regular refractory material such as refractory insulation brick or castable refractory material) may be applied to the side walls 3 and 4 and the ceiling portion 6 of the building 1, and a casing may be applied as necessary.

Further, in the above-described embodiment, the blocks forming the side walls 3 and 4 and the ceiling 6 of the structure 1 are the fixed refractories 5 and 7, but they may not be refractory. Further, the structure 1 may be something other than a furnace, a kiln, and a flue.

1 Building 2 Floor 3 Sidewall 4 Sidewall 5 Fixed refractories (block)
6 Ceiling 7 Standard refractory (block)
8 Heat Insulating Material 9 Casing 10 Plate Material 11 Magnet 12 Position Adjusting Material

Claims (8)

A method of constructing a side wall portion and/or a ceiling portion of a structure,
A step of stacking a plurality of blocks provided with a magnet to form a side wall portion and/or a ceiling portion of the construction, in which the magnet is magnetically attracted to an inner surface of a plate material that is magnetically attracted to the magnet. Meanwhile, a construction method in which the plurality of blocks are stacked along the shape of the plate material without adjoining adjacent blocks . The said magnet is the construction method of Claim 1 arrange|positioned from the surface which opposes the inner surface of the said plate material of the said block to the inner surface side of the said plate material by the fixed distance. The construction method according to claim 1, wherein the magnet is arranged on a surface of the block that faces an inner surface of the plate material. The construction method according to claim 1, further comprising a step of interposing a heat insulating material between the plurality of blocks and the plate material. The construction method according to claim 1, wherein the plate material forming the ceiling portion of the structure is curved in an arch shape. The side wall portion and/or the ceiling portion includes a plurality of blocks each including a magnet, and a plate member that is magnetically attracted to the magnet,
A construction in which the plurality of blocks are stacked without adjoining adjacent blocks along the shape of the plate material in a state where the magnet is attracted to the inner surface of the plate material. The construct according to claim 6, wherein the plate material forming the ceiling portion is curved in an arch shape. The structure according to claim 6, wherein a heat insulating material is interposed between the plurality of blocks and the plate material.

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