KR20190097730A - Manufacturing method of frame for dome structure and the frame - Google Patents

Abstract

The present invention relates to a method for manufacturing a frame for a dome structure and a frame thereof, the method comprising: a first process of forming a steel material (120) composed of a 1/4 circular arc or a 1/4 elliptical arc by extending a rectangular cross section; a second process of forming a left wooden panel (130) and a right wooden panel (130′) of a parallelogram having an outer side and an inner side (131, 132), each of which has an approximate value with respect to the length of an outer arc and an inner arc (121, 122), by dividing left and right surfaces of the steel material (120) in virtual areas; a third process of aligning and attaching the left wooden panel (130) and the right wooden panel (130′) in an arc shape to the left and right surfaces of the steel material (120), respectively, before fastening and pressurizing a plurality of pressuring plates (135); a fourth process of removing a sharp portion (133) and a redundant portion (134) formed at the left wooden panel (130) and the right wooden panel (130′); a fifth process of polishing the outer and inner circumferential surfaces of the left wooden panel (130) and the right wooden panel (130′), which have undergone the fourth process, to correspond to the curvature of the outer and inner circumferential surfaces of the steel material (120); and a sixth step of removing the pressuring plates (135) fastened in the third process before finishing a fastening hole. Therefore, the frame for a dome structure is provided, which is eco-friendly, and conveniently manufactured and installed.

Description

Manufacturing method of frame for dome structure and its frame {MANUFACTURING METHOD OF FRAME FOR DOME STRUCTURE AND THE FRAME}

The present invention relates to a method of manufacturing a frame for a dome structure and the frame thereof, and more particularly, in the manufacture of a frame for forming a frame of a dome structure that constructs a roof or ceiling of a building in a hemispherical shape. By more environmentally friendly and easy to manufacture and construction relates to the manufacture of the frame for the dome structure.

In general, the dome structure is a hemispherical building structure in which three-dimensional arches are formed, and a round curved ceiling or roof is mainly constructed on a circular base.

The circular wall of the dome structure is more stable than the conventional straight wall because of its structural characteristics, it distributes the vertical load in all directions. In addition, due to the aesthetic effect created by the curves inside and outside the space, it is a construction technique that is widely applied from the old stone building to the present reinforced concrete building.

The dome structure has a concrete cell structure, reinforced concrete arch structure, and steel truss structure according to its structure.

The concrete cell structure, which is mainly applied to large dome structures, is a geodesic dome, which is constructed by dividing a sphere by using a polyhedron. Looking at the structure of the geodesic dome known in the Republic of Korea Patent No. 10-1466494 schematically, a plurality of panels having a polygonal cross-sectional shape constitutes a geodesic dome assembled in a dome shape, coupled to the sides of the panel Connecting the frame frame, a connector coupled to each vertex of the panel, a connecting bar connecting the frame frame and the connector, and a pair of the frame frame coupled to each opposite side of the pair of adjacent panels. And a connector support unit for interconnecting a frame coupling cover and a plurality of connectors coupled to opposite vertices of a plurality of adjacent panels.

Reinforced concrete arch structure is applied to the most common dome structure, and forms an arched frame mainly using steel, and then forms the structure by covering the reinforcement such as concrete. As an example, the dome house of Korean Patent No. 10-1634557 has a bottom plate on the bottom surface, and is long curved, and is formed at intervals from each other such that the concave portions face one point or one line, and each cross section is positive. A plurality of rectangular supporting frames having protrusions in the middle of the side edges, an inner panel positioned between the adjacent supporting frames, and having both edges joined to the concave portions of the supporting frames, and positioned between the adjacent supporting frames. It comprises an outer panel edge is joined to the protrusion of the support frame, and a cover covering the upper center of the space formed by the support frame.

As another example, the dome house of Korean Patent Laid-Open Publication No. 0025352 has a ceiling frame, a ceiling panel having a plurality of first coupling grooves formed on an edge of the ceiling frame, and a first coupling portion formed at one end thereof. A plurality of first pipe frames extending downward while being constrained to each of the plurality of first coupling grooves of the plurality of first coupling grooves, and having a width gradually increasing toward the bottom, and having a second coupling portion formed at the other end thereof extending in a predetermined length in a horizontal direction And a plurality of second pipe frames for constraining the first pipe frame while crossing the same horizontal position of the first pipe frame, and a space between the first and second pipe frames, wherein the ocher surface layer is formed on the outer surface thereof. It consists of a plurality of roof panels.

Korea Patent Registration No. 10-1634557 (2016.06.29) Korean Patent Publication No. 10-2015-0025352 (2015.03.10) Korea Patent Registration No. 10-1466494 (2014.12.02) Korean Utility Model Model No. 20-2017-0000482 (2017.02.06)

The dome structure of the prior art as described above is a geodesic dome structure in the form of constructing a spherical surface divided by a polyhedron, or a reinforcing steel reinforcement by coating a reinforcement such as concrete or insulation after forming an arched frame mainly made of metal Concrete arch structures are common.

However, the geodesic dome structure requires a high level of technology from the design of the frame, since the coupling means such as the frame and the connector connecting each side of the plurality of panels form a coupling relationship with a complex network structure. There is difficulty. Therefore, the construction period, the overall costs are enormous, and the maintenance is difficult, so it is mainly applied to the construction of large dome structures such as performance halls and exhibition halls.

On the other hand, the dome house of the prior art is configured to form a dome house by mounting a heat insulating material by providing a quadrant shaped support frame, that is, a simple steel frame having an arch structure as a basic skeleton of the dome house.

Another dome house to which the prior art is applied also has a form which crosses a plurality of metal tubular pipe frames vertically and horizontally to form a basic skeleton of the dome house.

Therefore, the present invention is invented to solve the problems of the prior art as described above,

A first step of forming a steel plate 120 formed of a quarter arc or a quarter elliptical arc by extending a rectangular cross section into an arc shape;

The left and right surfaces of the steel 120 are divided into imaginary regions, and the left and right wood panels 130 and the right side are parallelograms having outer and inner sides 131 and 132 having approximations in the lengths of the outer and inner arcs 121 and 122, respectively. A second process of forming the wood panel 130 ',

A third step of arranging the left wood panel 130 and the right wood panel 130 'in an arc shape and attaching them to the left and right surfaces of the steel 120, respectively, and fastening by pressing the plurality of pressure plates 135; ,

A fourth step of removing the sharp parts 133 and the surplus parts 134 formed on the left wood panel 130 and the right wood panel 130 ';

A fifth process of grinding the outer circumferential surface and the inner circumferential surface of the left wood panel 130 and the right wood panel 130 'according to the fourth process so as to correspond to the curvature of the outer circumferential surface and the inner circumferential surface of the steel 120;

And a sixth process of removing the pressure plate 135 fastened in the third process and closing the fastening hole.

In addition, in the second process, the inner wood panel is formed in a shape corresponding to the inner surface of the steel 120, and after the fifth process, the inner wood panel is attached along the inner circumferential surface of the steel 120.

The left timber panel 130 and the right timber panel 130 'and the inner timber panel is made of cypress wood to achieve the purpose of providing a method of manufacturing a frame for a dome structure more environmentally friendly and easy to manufacture and construction This is possible.

The present invention has the effect of producing a frame for a dome structure environmentally friendly and easy to manufacture and construction compared to the frame for the dome structure made of a conventional simple steel frame by mixing wood and steel.

In particular, the present invention by applying the wood panel made of cypress wood, which is known to emit a large amount of beneficial components such as phytoncide, as well as air purification and humidity control function to the steel material by applying the structural combination between different materials for durability, corrosion resistance Complement the mechanical properties of the light, and exhibits the health promotion and eco-friendly effects, such as exhibiting the suppression of harmful substances by interacting with the building.

In addition, there is a variety of advantages, such as the beauty of the dome structure and the construction of a higher quality dome structure through the combination of the unique cold properties of the steel and the natural texture of the wood.

1 is a process diagram schematically showing a manufacturing process of a frame for a dome structure according to the present invention.
2 to 5 is a perspective view schematically showing a construction state according to an embodiment of the dome structure using the present invention.
Figure 6 is an exemplary view showing another embodiment of the dome structure using the present invention.

Hereinafter, with reference to the accompanying drawings the configuration and operation according to the manufacturing method of the frame for the dome structure of the present invention and a preferred embodiment of the present invention will be described in detail. The following description is to be given by the preferred embodiment of the present invention, the present invention is not limited by the following examples and it will be obvious that various modifications can be provided within the scope without departing from the scope of the invention. . In addition, in the following description, a detailed description of parts that can be easily implemented by those skilled in the art may be omitted.

1 is a process diagram schematically showing a manufacturing process of a frame for a dome structure according to the present invention, Figures 2 to 5 is a perspective view schematically showing a construction state according to an embodiment of the dome structure using the present invention, 6 is an exemplary view showing another embodiment of a dome structure using the present invention.

Method of manufacturing a frame for a dome structure to which the technique of the present invention is applied, and the frame is used to manufacture a frame to form the internal skeleton of the dome structure for building the roof or ceiling of the building in a hemispherical shape, the arch of the conventional simple steel or Note that it is related to the technology for integrating environmentally friendly wood and steel to reinforce the mechanical properties and manufacturing the eco-friendly, easy-to-manufacturing and constructing frame for the dome structure, which is differentiated from the dome frame technology that is constructed as a mesh.

The manufacturing method of the frame for the dome structure of the present invention for this purpose is largely made of the first to sixth process, specifically as follows.

In the first process, the rectangular cross section is extended into an arc to form a steel material 120 having a quarter arc or a quarter ellipse arc.

That is, the steel 120 is formed into a 1/4 arc or 1/4 elliptical arc connecting vertical and horizontal shaft ends from the center of the base 110 to form as shown in FIG.

The base 110 to which the lower portion of the steel 120 is coupled forms a lower structure of the hemispherical dome by supporting the load of the frame. In other words, the base 110 is a polygon that forms the number of corners of the frame 120 and the bottom wood panel 130, which will be described later, the right wood panel 130 'is integrated with the bottom of the frame It may be provided, or may be provided in a circular shape. In the embodiment of the present invention, the base 110 is provided with a metal material having a predetermined durability.

The steel 120 is formed so that the left and right surfaces between the inner circumferential surface and the outer circumferential surface are formed in a plane by extending a rectangular cross section. The distance between the outer and inner doors 121 and 122 can be increased or decreased as necessary.

In addition, the steel 120 is provided to be mounted to the base 110 by coupling a predetermined bracket at the bottom.

In the second process, the left and right surfaces of the steel 120 are divided into imaginary regions, and the left and right sides of the steel panel 120 are parallelograms having outer and inner sides 131 and 132 having approximate values in the length of the outer and inner arcs 121 and 122, respectively. 130) and the right wood panel 130 '.

In the second process, first, the left and right surfaces of the steel 120 are virtually divided into three parts to calculate the lengths of the outer and inner arcs 121 and 122 of the divided region. In the embodiment of the present invention, but divided into three parts, the number of fractions can be increased or decreased as necessary in consideration of the length of the steel (120).

As shown in (b) of FIG. 1, in the second process, the left wood panel 130 and the right wood panel 130 ′ may be divided into the outer and inner doors 121 and 122 on individual surfaces virtually divided into the steel 120. It is formed by processing into parallelograms having outer and inner sides 131 and 132 having approximate values in length, respectively.

In the present invention, cypress wood is used as the wood constituting the left wood panel 130 and the right wood panel 130 '. Cypress trees contain and release a large amount of natural antibacterial substance called phytoncide, which is widely used as a material for well-being because of its excellent antibacterial and bactericidal activity. In addition, it has recently attracted attention as an advanced eco-friendly interior lining for construction, such as air purification and peculiar scent divergence by moisture absorption and water resistance.

In the second process, the left timber panel 130 and the right timber panel 130 'are processed as many as the number of the regions where the steel 120 is virtually divided as described above, and accommodates the entire divided individual surfaces of the steel 120. It is processed in the form of parallelogram with area.

Such a configuration is due to the fact that the cypress has a great difference in workability in the opposite case to the case of pattern or knot depending on the state of the sanction. That is, in the second process, the left wood panel 130 and the right wood panel 130 'are processed by processing the cypress material in a straight parallelogram shape in the second process, since the material may be easily deformed or fractured when the cut material is curved. After the formation, in the fourth to fifth steps to be described later, the left and right wood panels 130 and the right wood panel 130 ′ are configured to remove excess regions.

On the other hand, in the second process to form an inner wood panel (not shown) in a shape corresponding to the inner surface of the steel 120, after the fifth process is configured to adhere and finish along the inner circumferential surface of the steel 120 do.

Like the inner wood panel 130 and the right wood panel 130 ', the inner wood panel is composed of cypress wood and covers the part where the steel 120 is exposed throughout the inside of the frame. Construct to derive aesthetics.

In the third step, the left wood panel 130 and the right wood panel 130 'are arranged on the left and right surfaces of the steel 120 in an arc shape, and then attached to each other, and the plurality of pressure plates 135 are fastened and pressed. .

As shown in (b) of FIG. 5, the left wood panel 130 and the right wood panel 130 ′ processed in parallelograms in the second process are formed on the virtual fractions of the left and right surfaces of the steel 120. To abut each other using a predetermined adhesive.

That is, in the third process, the left and right surfaces of the steel 120 are attached to be completely covered by the left wood panel 130 and the right wood panel 130 'so that the steel 120 and the left wood panel 130 are attached. And the right wood panel 130 'forms an integrated frame.

The pressing plate 135 is composed of a flat plate having a predetermined width and fastens a predetermined fastening means to closely press the upper surface of the left wood panel 130 and the right wood panel 130 '. At this time, the fastening means fastened to the pressure plate 135 must pass through the steel material 120, in order to form a predetermined fastening hole by setting a virtual fractional area in advance when processing the steel material 120 in the first process. It will be possible too.

In the fourth step, as shown in FIG. 1C, the sharp part 133 and the surplus part 134 formed on the left wood panel 130 and the right wood panel 130 ′ are removed.

As described above, the left timber panel 130 and the right timber panel 130 ′ are made of a cypress material having a particularly poor curability, so in the fourth process, the left timber of the parallelogram shape is arranged in an arc shape prior to the fifth process. The sharp portion 133 formed between the panels 130 or the right wood panel 130 ′ and the surplus portion 134 deviating from the outer circumferential surface and the inner circumferential surface of the steel 120 are roughly cut using a predetermined cutting device. Cut.

In the fifth process, the outer circumferential surface and the inner circumferential surface of the left wood panel 130 and the right wood panel 130 ′ that have undergone the fourth process are polished to correspond to the curvature of the outer circumferential surface and the inner circumferential surface of the steel 120. Therefore, the outer circumferential surface and the inner circumferential surface of the roughly cut state in the fourth process are precisely polished to match the curvature of the outer circumferential surface and the inner circumferential surface of the steel material 120.

Accordingly, the left wood panel 130 and the right wood panel 130 ′, which have a parallelogram shape as shown in FIG. 1 (b), are removed by removing the sharp portion 133 and the surplus portion 134 through a fourth process. It is formed as shown in (c) of 1, and precisely polished again through a fifth process to be processed to form an outer circumferential surface and an inner circumferential surface of the same curvature as the steel 120, as shown in (d) of Figure 1, the steel material 120 and wood The panel 130 is completed in a frame having an integrated structure.

In the sixth process, the pressing plate 135 fastened in the third process is removed and the fastening plate 135 closes the fastening holes formed in the left wood panel 130, the right wood panel 130 ′ and the steel 120 by the pressure plate 135. . The finishing material is filled with a predetermined material of the same material as the left wood panel 130 and the right wood panel 130 'in the fastening hole to finish.

The dome structure frame according to the method of manufacturing a frame for a dome structure to which the technique of the present invention having the above-described configuration is applied is formed of a steel material having a rectangular cross section extending into an arc shape to form a 1/4 arc or 1/4 elliptic arc shape. 120, a left wood panel 130 for attaching a plurality of arcs to the left side of the steel 120 in an arc shape, and a right wood panel for attaching a plurality of arcs to the right side of the steel 120 in an arc shape ( 130 ').

In particular, the left wood panel 130 and the right wood panel 130 'is provided to correspond to the curvature of the outer circumferential surface and the inner circumferential surface of the steel 120 is configured to be integrated with each other on the left and right of the steel 120, the left wood panel 130 and the right wood panel 130 'is composed of a cypress.

In addition, the inner circumferential surface of the steel 120 covers the portion of the steel 120 is exposed throughout the inside of the frame by attaching an inner wood panel made of cypress, like the left wood panel 130 and the right wood panel 130 '. To finish.

Hereinafter, the construction process of the dome structure using the frame for the dome structure of the present invention manufactured by the manufacturing method as described above will be outlined with reference to the bar shown in Figs.

Frames in which the steel 120, the left timber panel 130, and the right timber panel 130 'are integrated are arranged on the base 110 at random intervals by the first to sixth processes as described above.

The frame is positioned at both ends of the frame at vertical and horizontal shaft ends from the center of the base 110.

A predetermined polyhedral bracket is provided at the top of the frame to concentrate the supporting force acting on the plurality of frames and distribute the load. In addition, as described above, the lower end of the steel 120 forming the center of the frame is fixed to the bottom of the base 110 by mounting a predetermined bracket.

Next, the surfaces of the voids between the frames arranged in a circular manner are virtually divided, and a plurality of dome panels 140 are prepared by processing a different panel shape to accommodate the divided individual surfaces.

Specifically, as shown by the dashed-dotted line in FIG. 2, the surfaces of the voids formed between the two frames arranged in an imaginary manner are virtually divided into nine equal parts to calculate the mutual and lower arcs 123 and 124 of the divided regions. In the embodiment of the present invention, but divided into nine equal parts may be increased or decreased as necessary in consideration of the height of the frame.

The dome panel 140 to be attached to the virtual region divided as described above is processed.

The dome panel 140 forms the left and right sides 141 and 142 along the centerline of the arranged frames, and the upper and lower sides 143 and 144 having approximations to the lengths of the mutual and lower arcs 123 and 124, respectively, on individual surfaces virtually divided between the upper and lower frames. Machined into parallelograms of different shapes with

In the embodiment using the present invention, like the left timber panel 130 and the right timber panel 130 ', cypress wood is used as the wood constituting the dome panel 140. As described above, the cypress has difficulty in curved processing, and in particular, the dome panel 140 should be coupled to be in contact with the outer circumferential surface of the frame, but there is a practical difficulty in performing the curved processing.

Therefore, by dividing the surface of the gap formed between the two frames to a large number so that the dome panel 140 can be attached in a form close to the curved surface along the frame to calculate the length between the upper and lower sides (143,144) to an appropriate level. .

In addition, the left and right sides 141 and 142 of one side and the other side dome panel 140 positioned along the center line of the frame may be diagonally opposed to each other with a predetermined tolerance so as not to interfere with each other due to the thickness of the dome panel 140. Process it.

The dome panel 140 is provided with a plurality of processing so that the size is different for each stage because the distance between the upper frame of the present invention becomes narrower toward the upper side.

Next, the plurality of dome panels 140 are arranged on the outer circumferential curved surface of the frame and then combined to form a dome structure. The dome panel 140 is coupled to the frame in a circular direction from the lower side of the frame to the upper direction, or vice versa, or stages.

Finally, the dome structure is constructed by fastening and coupling the steel frame 120, or the left wood panel 130 and the right wood panel 130 'of the frame on the surface of the dome panel 140 using a predetermined fastening means. At this time, the fastening means must pass through the dome panel 140 and the frame, when processing the steel 120, the left wood panel 130 and the right wood panel 130 ', or when processing the dome panel 140 It will also be possible to form a predetermined fastening hole in advance.

In addition, the upper structure of the dome structure using the manufacturing method of the frame according to the present invention as shown in Figure 6 is manufactured by manufacturing the frame in the form of a hemispherical dome as described above, the lower structure is a straight column It will be possible to manufacture a dome structure of various structures.

The manufacturing method of the frame for the dome structure of the present invention having the configuration as described above and the frame is a frame for the dome structure, which is environmentally friendly and easy to manufacture and construct, compared to the frame for the dome structure made of conventional simple steel, by mixing wood and steel It is effective to manufacture.

Particularly, the present invention manufactures a frame by integrating the left wood panel 130 and the right wood panel 130 'of the cypress material into the steel 120, thereby making mechanical properties such as durability and corrosion resistance through structural coupling between different materials. In addition, air purification and humidity control, as well as releasing a large amount of beneficial substances such as phytoncide, has the advantage of deriving health promotion and eco-friendly effects, such as suppressing the generation of harmful substances when interacting with basic buildings such as concrete. .

In addition, the combination of the cold nature of steel and the natural texture of the wood makes the dome structure more beautiful and the higher quality dome structure available. It is expected.

110: base
120: steel
121: expatriate
122: inward protection
123: trade name
124: Haho
130,130 ': left wood panel, right wood panel
131: outward
132: inner side
133: Sharp
134: surplus
135: platen
140: dome panel
141: left side
142: right side
143: phase
144: lower side

Claims (3)

A first step of forming a steel plate 120 formed of a quarter arc or a quarter elliptical arc by extending a rectangular cross section into an arc shape;
The left and right surfaces of the steel 120 are divided into imaginary regions, and the left and right wood panels 130 and the right sides are parallelograms having outer and inner sides 131 and 132 having approximations in the lengths of the outer and inner arcs 121 and 122, respectively. A second process of forming the wood panel 130 ',
A third step of arranging the left wood panel 130 and the right wood panel 130 'in an arc shape and attaching them to the left and right surfaces of the steel 120, respectively, and fastening by pressing the plurality of pressure plates 135; ,
A fourth step of removing the sharp parts 133 and the surplus parts 134 formed on the left wood panel 130 and the right wood panel 130 ';
A fifth process of grinding the outer circumferential surface and the inner circumferential surface of the left wood panel 130 and the right wood panel 130 'according to the fourth process so as to correspond to the curvature of the outer circumferential surface and the inner circumferential surface of the steel 120;
And a sixth step of removing the pressure plate (135) fastened in the third step and closing the fastening hole. The method of claim 1,
In the second process, the inner wood panel is formed in a shape corresponding to the inner surface of the steel 120, and after the fifth process, the inner wood panel is attached along the inner circumferential surface of the steel 120.
The left wood panel 130 and the right wood panel (130 '), and the inner wood panel is a manufacturing method of the frame for a dome structure, characterized in that made of cypress wood. A frame for a dome structure manufactured by any one of claims 1 to 2,
Steel 120 extending in a rectangular cross section to form a quarter arc or a quarter elliptical arc,
The left timber panel 130 for attaching a plurality of arranged in an arc shape on the left side of the steel 120,
The right side of the steel 120 is made of a right wood panel 130 'for attaching the plurality arranged in an arc shape,
The left timber panel 130 and the right timber panel 130 ′ are processed to correspond to curvature of the outer circumferential surface and the inner circumferential surface of the steel 120 and are integrated with each other at the left and right sides of the steel 120.
The left timber panel 130 and the right timber panel (130 ') is a frame for a dome structure, characterized in that composed of cypress wood.

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