KR102665165B1 - A buoyancy body for installing floating photovoltaic panel having blocking inflow of sea water and a structure for installing floating photovoltaic panel including the same - Google Patents

Abstract

A buoyancy body for installing floating solar panels with improved buoyancy performance by preventing moisture penetration into the interior and a floating solar panel installation structure including the same are provided.
For this purpose, the buoyancy body for installing floating solar panels according to the present invention has a buoyancy space with an open upper surface, and a first flange is formed on the circumferential surface at a certain distance away from the end of the upper surface to block moisture infiltration into the interior. It includes a body, a cover that covers the buoyancy space and has a second flange formed on a circumferential surface in contact with the first flange, and a sealing member that seals between the first flange and the second flange.

Description

A buoyancy body for installing a floating solar panel having a structure to block seawater inflow and a floating solar panel installation structure including the same

The present invention relates to a buoyancy body for installing floating solar panels having a structure to block seawater inflow and a floating solar panel installation structure including the same. More specifically, it relates to seawalls, seas, streams, rivers, and dams for power generation using solar energy. , relates to a buoyancy body for installing floating solar panels having a structure to block seawater inflow that is floatingly installed in reservoirs, freshwater lakes, etc., and a floating solar panel installation structure including the same.

Recently, as international regulations on environmental pollution and greenhouse gases have become stronger, research on renewable energy systems such as solar power systems that can replace the use of fossil fuels such as coal is being actively conducted. A solar power generation system is a power generation system that produces electricity using solar power, and can be classified into a ground solar power generation system and a floating solar power generation system depending on the installation environment. A floating solar power generation system involves floating solar panels installed on water such as seawalls, seas, rivers, rivers, dams, reservoirs, and freshwater lakes, overcoming space limitations on the ground and providing solar power in a wide space without damaging farmland or forests. It is in the spotlight because it allows installation of photovoltaic power generation facilities. In addition, the floating solar power generation system can increase power generation efficiency through the cooling effect on the water surface, prevent green and red tides by reducing direct sunlight falling on the water surface, and reduce the population of fish living under the floating solar power generation system. It also has advantages such as increasing

Republic of Korea Patent Publication No. 10-2158200 (published on September 22, 2020) (hereinafter referred to as 'prior art') discloses 'a floating solar panel installation structure and a buoyancy body for installing a floating solar panel'.

The prior art consists of a solar panel, a solar panel support structure supporting the solar panel, and a buoyancy body supporting the solar panel support structure, and the cylindrical body of the buoyancy body is composed of an upper structure and a lower structure. Consisting of, the upper structure and the lower structure are each manufactured by press injection molding and then fused and joined together, so that the internal space of the cylindrical body is formed as a sealed space, preventing moisture from infiltrating into the internal space from the outside. You can do it.

However, in the prior art, the upper structure and the lower structure were combined by mutual fusion to form the internal space as a closed space blocked from the outside, so the assembly process of the buoyancy body was not only complicated, but also the If a fusion defect occurs in the process of welding the upper structure and the lower structure to each other, moisture penetrates into the internal space through the gap between the upper structure and the lower structure, resulting in a decrease in buoyancy performance.

In addition, in the prior art, the solar panel support structure consisting of a plurality of square pipes is installed on the buoyancy body to support the solar panel, and the solar panel support structure is formed of PosMac material. There are two types of solar panel support structures made of fiber-reinforced plastic (FRP) material. Since the two types of solar panel support structures have different bolted structures with the buoyancy body, the buoyancy body There was also the problem of having to manufacture them separately to fit the bolt fastening structures of the two types of solar panel support structures.

Republic of Korea Patent Publication No. 10-2158200 (2020.09.22. Announcement date)

The problem to be solved by the present invention is to provide a buoyancy body for installing water solar panels with improved buoyancy performance by preventing moisture penetration into the interior, and a structure for installing water solar panels including the same.

Another problem that the present invention seeks to solve is to provide a buoyancy body for installing water solar panels that can be installed and used on both types of support frames supporting solar panels, and a structure for installing water solar panels including the same.

The problem of the present invention is not limited to the problems mentioned above, and other problems not mentioned will be clearly understood by those skilled in the art from the description below.

In order to achieve the above problem, the buoyancy body for installing a floating solar panel having a structure to block seawater inflow according to the present invention is composed of a body, a cover, and a sealing member. A buoyancy space with an open upper surface is formed in the body. A first flange is formed on the circumferential surface of the body. The cover covers the buoyancy space. On the circumferential surface of the cover, a second flange abutting the first flange is formed at a certain distance from the end of the upper surface to block moisture infiltration into the interior. The sealing member seals between the first flange and the second flange.

A plurality of bolt fastening holes fastened through bolts may be formed in each of the first flange and the second flange. The plurality of bolt fastening holes may be formed to be spaced apart from each other along the circumferential direction of each of the first flange and the second flange.

A sealing member insertion groove into which the sealing member is inserted may be further formed in each of the first flange and the second flange.

A reinforcing step may be further formed on the lower surface of the first flange. The reinforcing step portion may be formed such that a portion of the lower surface of the first flange corresponding to the sealing member insertion groove and the bolt fastening hole protrudes lower than the remaining portion.

A plurality of triangular plate-shaped reinforcing ribs extending from the body may be formed on the lower surface of the first flange. The plurality of triangular plate-shaped reinforcing ribs may be formed to be spaced apart from each other along the circumferential direction of the first flange.

A body insertion groove with an open lower surface may be formed in the cover. The upper end of the body may be inserted into the body insertion groove.

The cover may have grid-shaped reinforcing ribs or straight reinforcing ribs further protruding from the upper surface of the body insertion groove.

A buoyancy member may be inserted and placed in the buoyancy space.

On both sides of the upper part of the cover, support frame coupling parts coupled to the support frame supporting the solar panel may be formed to protrude on both sides. A plurality of first bolt fastening parts and a plurality of second bolt fastening parts may be formed in each of the support frame coupling parts on both sides. The plurality of first bolt fastening units may be fastened to a first type support frame among the support frames through bolts. The plurality of second bolt fastening units may be fastened to a second type support frame among the support frames through bolts.

Each of the plurality of first bolt fastening parts may include a first through hole that penetrates upward and downward through the support frame coupling parts on both sides. Each of the plurality of second bolt fastening parts may include a pair of second through holes that penetrate upward and downward through the support frame coupling parts on both sides. A fastening rib and a plurality of connecting ribs may be disposed inside the first through hole and inside each of the pair of second through holes. The fastening rib may be disposed at an inner center of each of the first through hole and the pair of second through holes. A bolt fastening hole may be formed in the fastening rib. The plurality of connecting ribs may be disposed on the outer peripheral surface of the fastening rib to protrude and be spaced apart from each other in a circumferential direction of the fastening rib and may be connected to an inner wall of the first through hole or the second through hole.

A plurality of grooves for weight reduction may be formed on each side of the support frame coupling portion on both sides. Each of the plurality of weight reduction grooves may be composed of a plurality of grid-shaped grooves.

The upper surface of the cover may be formed as a horizontal surface. The upper surface of each of the support frame coupling parts on both sides may be formed as a horizontal surface extending horizontally from the upper surface of the cover. The lower surfaces of each of the support frame coupling parts on both sides may be formed as a horizontal surface opposing the upper surface of the second flange.

The sealing member may be manufactured from any one or a combination of two or more of a rubber pad, an industrial urethane sealant, and a silicone sealant.

The floating solar panel installation structure with a seawater inflow blocking structure according to the present invention is composed of a solar panel, a support frame, and a buoyancy body. The buoyancy body is composed of a body, a cover, and a sealing member. A buoyancy space with an open upper surface is formed in the body. A first flange is formed on the circumferential surface of the body. The cover covers the buoyancy space. A second flange in contact with the first flange is formed on the circumferential surface of the cover. The sealing member seals between the first flange and the second flange.

The support frame may be composed of a type 1 support frame or a type 2 support frame. On both sides of the upper part of the cover, support frame coupling parts coupled to the support frame supporting the solar panel may be formed to protrude on both sides. The first type support frame may be formed of PosMac material, and the second type support frame may be formed of fiber reinforced plastic (FRP) material. A plurality of first bolt fastening parts and a plurality of second bolt fastening parts may be formed in each of the support frame coupling parts on both sides. The plurality of first bolt fastening units may be fastened to the first type support frame through bolts. The plurality of second bolt fastening units may be fastened to the second type support frame through bolts.

The first type support frame can support the solar panel at an angle of 30 to 40 degrees with respect to the horizontal plane. The second type support frame can support the solar panel at an angle of 10 to 20 degrees with respect to the horizontal plane.

Specific details of other embodiments are included in the detailed description and drawings.

The buoyancy body for installing a floating solar panel having a structure for blocking seawater inflow according to the present invention and the floating solar panel installation structure including the same have flanges formed on the body and the cover constituting the buoyancy body, respectively, and a space between the flanges is formed. Since it is sealed through a sealing member, it is possible to prevent moisture from penetrating into the buoyancy space within the buoyancy body, thereby improving buoyancy performance.

In addition, the buoyancy body for installing a water solar panel according to the present invention and a water solar panel installation structure including the same include two types of support frame joints protruding from both sides of the upper end of the cover to support the solar panel. Since two types of bolt fastening parts are formed that are fastened to the support frame and bolts, there is an effect that the buoyancy body can be installed and used in both of the two types of support frames.

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the description of the claims.

1 is a perspective view showing a floating solar panel installation structure having a structure to block seawater inflow according to a first embodiment of the present invention;
Figure 2 is a perspective view showing a floating solar panel installation structure having a structure to block seawater inflow according to a second embodiment of the present invention;
Figure 3 is a top perspective view showing the buoyancy body shown in Figures 1 and 2;
Figure 4 is a bottom perspective view showing the buoyancy body shown in Figures 1 and 2;
Figure 5 is a longitudinal cross-sectional view and partially enlarged view showing the buoyancy body shown in Figures 1 and 2;
Figure 6 is a top perspective view and partially enlarged view showing the body shown in Figures 3 to 5;
Figure 7 is a bottom perspective view and partially enlarged view showing the body shown in Figures 3 to 5;
Figure 8 is a top perspective view and partially enlarged view showing the cover shown in Figures 3 to 5;
Figure 9 is a bottom perspective view and partially enlarged view showing the cover shown in Figures 3 to 5;
Figure 10 is a top perspective view showing the buoyancy member shown in Figure 5.

Hereinafter, a buoyancy body for installing a floating solar panel according to an embodiment of the present invention and a floating solar panel installation structure including the same will be described with reference to the drawings.

Figure 1 is a perspective view showing a floating solar panel installation structure according to a first embodiment of the present invention.

Referring to Figure 1, the floating solar panel installation structure (1) according to the first embodiment of the present invention is a plurality of solar panels on water such as inland waters such as Saemangeum, the sea, rivers, rivers, dams, reservoirs, and freshwater lakes. It may be provided to install the panel 100 in a floating manner. The floating solar panel installation structure (1) may include a plurality of floating solar panel installation structures (1) installed on the water. Each water-based solar panel installation structure (1) may be provided to support at least one solar panel (100) on the water.

In the embodiment of Figure 1, the floating solar panel installation structure 1 is configured to support three solar panels 100, but the floating solar panel installation structure 1 includes at least one solar panel 100. It may be configured to support . A plurality of floating solar panel installation structures (1) may be arranged in multiple rows and columns. A plurality of floating solar panel installation structures (1) may be configured to be interconnected.

A plurality of floating solar panel installation structures 1 may be connected to each other by a plurality of ball joint hinge apparatus. The plurality of floating solar panel installation structures (1) can smoothly adjust their angles to each other through the ball joint hinge devices when flow occurs on the water surface due to waves, etc., thereby providing stable support for the solar panel (100). status can be maintained. The ball joint hinge device (Hinge Apparatus) may be referred to as a ball joint link.

The floating solar panel installation structure (1) includes a plurality of buoyancy bodies (300) to provide buoyancy, and a support frame (200) floating on the water surface supported on a plurality of buoyancy bodies (300) having a structure to block seawater inflow. ) and at least one solar panel 100 supported by the support frame 200.

A plurality of buoyancy bodies 300 may be arranged on the lower side of the support frame 200 to be spaced apart from each other. A plurality of buoyancy bodies 300 may be arranged in an appropriate number and spacing to provide sufficient buoyancy to float the support frame 200 and the solar panel 100, and in the illustrated embodiment, the solar panel ( 100) is equipped with three solar panels 100, and each solar panel 100 is provided with three buoyancy bodies 300, so that the buoyancy bodies 300 are arranged in 3 rows and 3 columns, for a total of 9 buoyancy bodies. Although it includes a body 300, the number of buoyancy bodies 300 can be changed in various ways.

The buoyancy body 300 may be made of a material that is a combination of polyethylene and Waste Carbon Fiber Reinforced Plastics (WCFRP), an advanced composite material. Waste carbon fiber reinforced plastic is waste generated during the production of carbon fiber reinforced plastics, a composite polymer material of carbon fiber and plastic (for example, low-grade carbon fiber reinforced plastic that does not meet preset standards). Alternatively, it may include carbon fiber reinforced plastic that has been discarded for reasons such as shortened carbon fiber length. The buoyancy body 300, which is a combination of polyethylene and waste carbon fiber reinforced plastic, is inexpensive and has sufficient strength to support the support frame 200 and the solar panel 100 while reducing the weight of the buoyancy body 300. In addition to having rigidity, it can provide sufficient buoyancy to float the support frame 200 and the solar panel 100 on the water.

The buoyancy body 300 may contain more than 3% by weight of an ultraviolet ray shielding agent, and may contain more than 0% by weight and less than 97% by weight of polyethylene and waste carbon fiber reinforced plastic. In order to ensure lightness, strength/stiffness and buoyancy performance, the buoyancy body 300 is made of high density polyethylene with a density of 930 to 970 kg/m and low density polyethylene with a density of 915 to 925 kg/m. It may be made of materials including Low Density Polyethylene, linear low density polyethylene, and waste carbon fiber reinforced plastic.

According to an embodiment of the present invention, rigidity for supporting the support frame 200 and the solar panel 100 can be secured while minimizing the weight of the buoyancy body 300. In addition, the buoyancy body 300 can provide buoyancy of about 10 times or more compared to the weight of the buoyancy body 300. In embodiments, the buoyant body 300 has a mass of about 10 to 30 kg (e.g., about 20 kg) and is designed to provide buoyancy of about 200 to 300 kg (e.g., about 260 kg) or more. It can be.

The support frame 200 may be disposed on top of the plurality of buoyancy bodies 300. The support frame 200 may be made of PosMac, a corrosion-resistant metal material. The support frame 200 may be formed by combining a plurality of frames.

The support frame 200 includes a solar panel installation frame 210 installed on the rear of the solar panel 100, a buoyancy body installation frame 220 installed on the upper surface of the buoyancy body 300 and arranged horizontally, and , It may include an inclined arrangement frame 230 that supports the solar panel installation frame 210 at a predetermined angle with respect to the buoyancy body installation frame 220 so that the solar panel 100 is inclined at the predetermined angle. .

The solar panel installation frame 210 and the inclined arrangement frame 230 may be provided to have sufficient strength and rigidity to support the weight of the solar panel 100. The solar panel installation frame 210 and the inclined arrangement frame 230 may be designed with C-beam steel, H-beam steel, square pipe, etc. The buoyancy body installation frame 220 may be designed as a square pipe.

The solar panel installation frame 210 may be installed long along the longitudinal direction of the solar panel 100, and may be installed in plural numbers spaced apart from each other in the width direction of the solar panel 100. In this embodiment, the solar panel installation frame 210 is formed of two solar panel installation frames 210 per solar panel 100, making a total of six solar panel installation frames 210. The number of optical panel installation frames 210 is not limited to this.

The buoyancy body installation frame 220 is installed long in a direction perpendicular to the longitudinal direction of the solar panel installation frame 210, and may be installed in plural numbers spaced apart from each other in the longitudinal direction of the solar panel installation frame 210. . In this embodiment, the number of buoyancy body installation frames 220 is comprised of six buoyancy body installation frames 220, but the number of buoyancy body installation frames 220 is not limited to this. In this embodiment, three buoyancy bodies 300 are installed on two buoyancy body installation frames 220.

The inclined arrangement frame 230 connects a plurality of solar panel installation frames 210 arranged at a distance from each other in the width direction of the solar panel 100 on the rear of the solar panel 100 ( It may include a first inclined arrangement frame whose lower end is coupled to the first inclined arrangement frame, and a second inclined arrangement frame whose upper end is coupled to the first inclined arrangement frame and whose lower end is coupled to the buoyancy body installation frame 220. The first inclined arrangement frame and the second inclined arrangement frame are disposed inclined in opposite directions, so that the internal space formed together with the buoyancy body installation frame 220 may be formed as a triangular space. In this embodiment, the inclined arrangement frame 230 is formed of six inclined arrangement frames 230, which are the same number as the number of buoyancy body installation frames 220 per solar panel 100, so that there are a total of 18 inclined arrangement frames ( 230), and each inclined arrangement frame 230 is installed on the buoyancy body installation frame 220. The number of inclined arrangement frames 230 is not limited to this.

The fastening method of the solar panel installation frame 210, the buoyancy body installation frame 220, and the inclined arrangement frame 230 may be bolting or welding, but is not limited to these fastening methods.

In an embodiment, a maintenance footrest 250 may be installed on the upper surfaces of the buoyancy body installation frames 210. The maintenance scaffold 250 is between the solar panels 100 and on the outside of any one of the solar panels 100 disposed outside, respectively, of the solar panels 100. ) can be installed long in the longitudinal direction. In addition, the floating solar panel installation structure 1 connects one end of the maintenance scaffolds 250 installed long in the longitudinal direction of the solar panel 100 and is arranged long in the width direction of the solar panel 100. A maintenance scaffold 250 may be additionally installed.

The maintenance scaffold 250 can provide a movement path for workers to perform maintenance/repair work on the floating solar panel installation structure (1). The maintenance scaffold 250 may be made of a material that is a combination of polyethylene and waste carbon fiber reinforced plastic. In an embodiment, in order to secure strength/stiffness performance and reduce weight, the mixing ratio of polyethylene and waste carbon fiber reinforced plastic constituting the maintenance scaffold 250 may be designed to range from 20:80 to 80:20. The maintenance scaffold 250 may be provided as a perforated plate with a plurality of holes perforated to reduce weight.

Figure 2 is a perspective view showing a floating solar panel installation structure according to a second embodiment of the present invention. Here, the same reference numerals are given to the same items as those of the above-described first embodiment, the details thereof are omitted, and only the differences will be described.

Referring to Figure 2, the floating solar panel installation structure 2 according to the second embodiment of the present invention is formed of a material of the support frame 200' different from that of the support frame 200 of the first embodiment. , the support frame 200' supports the solar panel 100 at a different angle compared to the first embodiment, and the structure in which the support frame 200' is fastened to the buoyancy body 300 is the support frame of the first embodiment. Except that 200 is different from the structure fastened to the buoyancy body 300, the remaining configurations are the same as the first embodiment.

The support frame 200' of this second embodiment is made of fiber-reinforced plastic (FRP) material with excellent corrosion resistance. This second embodiment can reduce the weight of the support frame 200' and reduce manufacturing costs compared to the support frame 200 of the first embodiment made of Posmac material.

The support frame 200' of the second embodiment may be formed to have the same function as that of the support frame 200 of the first embodiment. That is, the support frame 200' includes a solar panel installation frame 210' installed on the rear of the solar panel 100, and a buoyancy body installation frame installed on the upper surface of the buoyancy body 300 and arranged horizontally. (220`), and an inclined arrangement frame ( 230`) may be included.

In the following description, the support frame 200 of the first embodiment shown in FIG. 1 will be described as a type 1 support frame 200, and the support frame 200 ′ of the second embodiment shown in FIG. 2 will be described as a type 2 support frame. It will be explained as (200`).

The first type support frame 200 disclosed in FIG. 1 can support the solar panel 100 at an angle of 30 to 40 degrees with respect to the horizontal plane. Specifically, the first type support frame 200 supports the solar panel 100 at an angle of 33 degrees with respect to the horizontal plane, and in this case, the incident angle of sunlight incident on the solar panel 100 is 30 degrees.

The second type support frame 200 ′ disclosed in FIG. 2 can support the solar panel 100 at an angle of 10 to 20 degrees with respect to the horizontal plane. Specifically, the second type support frame 200' can support the solar panel 100 at an angle of 12 degrees with respect to the horizontal plane, and in this case, the incident angle of sunlight incident on the solar panel 100 is 21 degrees. .

Hereinafter, the detailed structure of the buoyancy body 300 will be described with reference to FIGS. 3 to 10.

Figure 3 is a top perspective view showing the buoyancy body shown in Figures 1 and 2, Figure 4 is a bottom perspective view showing the buoyancy body shown in Figures 1 and 2, and Figure 5 is a buoyancy body shown in Figures 1 and 2. Figure 6 is a top perspective view and partially enlarged view showing the body shown in Figures 3 to 5, Figure 7 is a bottom perspective view and partially enlarged view showing the body shown in Figures 3 to 5, FIG. 8 is a top perspective view and partially enlarged view showing the cover shown in FIGS. 3 to 5, FIG. 9 is a bottom perspective view and partially enlarged view showing the cover shown in FIGS. 3 to 5, and FIG. 10 is a view showing the cover shown in FIG. 5. This is a top perspective view showing the absence of buoyancy.

Referring to FIGS. 3 to 10 , the buoyancy body 300 may be formed in a substantially hexahedral case shape. The buoyancy body 300 may include a body 400 and a cover 500. The body 400 may form the lower part of the buoyancy body 300, and the cover 500 may form the upper part of the buoyancy body 300.

The body 400 may be formed in a cylindrical shape with an open upper surface. In this embodiment, the body 400 is formed as a rectangular cylinder with an open upper surface, but may be changed to a cylindrical shape of various shapes, such as a cylindrical shape with an open upper surface, a triangular cylindrical shape with an open upper surface, etc.

The cover 500 may cover the open upper surface of the body 400. To this end, the cover 500 may be formed in a shape corresponding to the body 400. The cover 500 may be formed in a cylindrical shape with an open lower surface. In this embodiment, the cover 500 is formed as a rectangular cylinder with an open lower surface, but may be changed to a cylinder of various shapes, such as a cylindrical shape with an open lower surface, a triangular cylinder with an open lower surface, etc.

A buoyancy space 405 with an open upper surface may be formed in the body 400. The body 400 may be formed in a cylindrical shape with an upper surface opened by a buoyancy space 405. The buoyancy space 405 may form a groove extending downward on the upper surface of the body 400. The buoyancy space 405 may be formed in a square groove shape.

The cover 500 may be coupled to the upper side of the body 400 to cover the buoyancy space 405 of the body 400. The cover 500 may be coupled to the upper side of the body 400 to form the buoyancy space 405 of the body 400 as a closed space. The buoyancy space 405 is formed as an empty space, and the buoyancy body 300 can have buoyancy due to the air filled inside the buoyancy space 405. However, in this embodiment, the buoyancy space 405 is filled with the buoyancy member 700 having buoyancy, but the buoyancy space 405 does not necessarily need to be filled with the buoyancy member 700 and is formed as an empty space filled with air. It may be possible.

A first flange 410 may be formed on the circumferential surface of the body 400 at a certain distance (D) away from the end of the upper surface to allow moisture to penetrate into the interior, and on the circumferential surface of the cover 500 A second flange 510 may be formed. When the body 400 and the cover 500 are coupled to each other, the first flange 410 and the second flange 510 may contact each other. The first flange 410 may be disposed to protrude in the horizontal direction on the outer peripheral surface of the body 400, and the second flange 510 may be disposed to protrude in the horizontal direction on the outer peripheral surface of the cover 500. The first flange 410 and the second flange 510 may be disposed to face each other.

The first flange 410 may be continuously formed on the outer peripheral surface of the body 400 along the circumferential direction of the body 400. The first flange 410 may be formed in a ring shape. In this embodiment, since the body 400 is formed in a square cylinder shape, the first flange 410 may be formed in a square ring shape.

The second flange 510 may be continuously formed on the outer peripheral surface of the cover 500 along the circumferential direction of the cover 500. The second flange 510 may be formed in the same shape as the first flange 410. The second flange 510 may be formed in a ring shape. In this embodiment, since the cover 500 is formed in a square cylinder shape, the second flange 510 may be formed in a square ring shape.

The first flange 410 and the second flange 510 may be fastened through a plurality of bolts. By fastening the first flange 410 and the second flange 510 through a plurality of bolts, the body 400 and the cover 500 can be coupled to each other. Since the body 400 and the cover 500 are coupled by a bolt fastening method, the assembly process can be shortened and mass production can be possible compared to the case where the body 400 and the cover 500 are coupled by a fusion method.

A plurality of bolt fastening holes 412 and 512 fastened through bolts may be formed in each of the first flange 410 and the second flange 510. A plurality of bolt fastening holes 412 and 512 may be formed to be spaced apart from each other along the circumferential direction of each of the first flange 410 and the second flange 510. The plurality of bolt fastening holes 412 and 512 includes a plurality of first bolt fastening holes 412 formed in the first flange 410 and a plurality of second bolt fastening holes 512 formed in the second flange 510. may include. The plurality of first bolt fastening holes 412 may be formed to be spaced apart from each other along the circumferential direction of the first flange 410. The plurality of second bolt fastening holes 512 may be formed to be spaced apart from each other along the circumferential direction of the second flange 510 . The worker may pass each of the plurality of bolts through each of the plurality of first bolt fastening holes 412 and each of the plurality of second bolt fastening holes 512 and then fasten a nut to the end of each of the plurality of bolts.

A sealing member 600 may be disposed between the first flange 410 and the second flange 510. The sealing member 600 may be formed in a ring shape surrounding the outer peripheral surface of the body 400. In this embodiment, the body 400 is formed in a square cylinder shape, so the sealing member 600 may be formed in a square ring shape. there is. At this time, the sealing member 600 may be manufactured from any one of a rubber pad, an industrial urethane sealant, and a silicone sealant, or a combination of two or more.

The sealing member 600 seals the space between the first flange 410 and the second flange 510 when the first flange 410 and the second flange 510 are fastened to each other by a plurality of bolts. , it is possible to prevent water from penetrating into the interior of the buoyant body 300 from the outside. The sealing member 600 is formed of an elastic material such as rubber, and is deformed when the first flange 410 and the second flange 510 come into contact with each other, so that the sealing member 600 is formed between the first flange 410 and the second flange 510. can be sealed.

Sealing member insertion grooves 411 and 511 into which the sealing member 600 is inserted may be further formed in each of the first flange 410 and the second flange 510. The sealing member insertion grooves 411 and 511 include a first sealing member insertion groove 411 formed on the upper surface of the first flange 410 and a second sealing member insertion groove formed on the lower surface of the second flange 510. It may include (511). The first sealing member insertion groove 411 and the second sealing member insertion groove 511 may be formed in a ring shape corresponding to the shape of the sealing member 600, and in this embodiment, they are formed in a square ring shape. The first sealing member insertion groove 411 may extend in the horizontal direction from the outer peripheral surface of the body 400, and the second sealing member insertion groove 511 may be located at the entrance of the body insertion groove 505 formed in the cover 500. It can be extended horizontally. The first sealing member insertion groove 411 and the second sealing member insertion groove 511 may be disposed opposite to each other. The lower part of the sealing member 600 may be inserted into the first sealing member insertion groove 411, and the upper part of the sealing member 600 may be inserted into the second sealing member insertion groove 511.

A reinforcing step portion 413 may be further formed on the lower surface of the first flange 410. The reinforcing step portion 413 may be formed so that the portion corresponding to the sealing member insertion groove 411, 511 and the bolt fastening hole 412, 512 of the lower surface of the first flange 410 protrudes lower than the remaining portion. . The reinforcing step portion 413 may be formed such that a portion of the lower surface of the first flange 410 corresponding to the first sealing member insertion groove 411 and the first bolt fastening hole 412 protrudes lower than the remaining portion. . The reinforcing step portion 413 can reinforce the rigidity of the first flange 410 and prevent damage to the first flange 410 due to external force acting on the first flange 410.

Most of the reinforcing step portions 413 are formed in a square ring shape and are disposed on the opposite side of the first sealing member insertion groove 411, and in most of them, a portion corresponding to the first sealing member insertion groove 411 protrudes in plural numbers. It can have a given shape. The plurality of first bolt fastening holes 412 may be disposed outside the first sealing member insertion groove 411 on the upper surface of the first flange 410, and the reinforcing step is formed from the upper surface of the first flange 410. It may be formed to penetrate to the lower surface of the portion of (413).

A plurality of triangular plate-shaped reinforcing ribs 415 extending from the body 400 may be formed on the lower surface of the first flange 410. A plurality of triangular plate-shaped reinforcing ribs 415 may be formed to be spaced apart from each other along the circumferential direction of the first flange 410. The plurality of triangular plate-shaped reinforcing ribs 415 may support the first flange 410 and prevent deformation of the first flange 410. In addition, the plurality of triangular plate-shaped reinforcing ribs 415 may reinforce the rigidity of the first flange 410 and prevent damage to the first flange 410 due to external force acting on the first flange 410.

A body insertion groove 505 with an open lower surface may be formed in the cover 500. The cover 500 may be formed in a cylindrical shape with its lower surface open by a body insertion groove 505. The body insertion groove 505 may form a groove extending upward on the lower surface of the cover 500. The body insertion groove 505 may be formed in a square groove shape. The body insertion groove 505 may be formed at a position corresponding to the buoyancy space 405. When the body 400 and the cover 500 are combined, the buoyancy space 405 and the body insertion groove 505 may be formed as a closed space.

The upper end of the body 400 may be formed to protrude upward beyond the first flange 410. The upper end of the body 400 may be inserted into the body insertion groove 505. When the first flange 410 and the second flange 510 are in contact with each other, the top of the body 400 may be in contact with the upper surface of the body insertion groove 505 of the cover 500.

The cover 500 may have grid-shaped reinforcing ribs 520 further protruding from the upper surface of the body insertion groove 505. The grid-shaped reinforcing ribs 520 can reinforce the rigidity of the cover 500 and prevent damage to the cover 500 due to external force acting on the cover 500. Meanwhile, in this embodiment, a configuration in which lattice-shaped reinforcing ribs 520 are formed in the cover 500 is described, but a configuration in which straight reinforcing ribs rather than lattice-type reinforcing ribs are formed is also possible.

A buoyancy member 700 having buoyancy may be inserted and placed in the buoyancy space 405. In this embodiment, the buoyancy member 700 is formed of Styrofoam, but is not limited to this and may be replaced with another member having buoyancy. Of course, as described above, the buoyancy member 700 does not necessarily need to be inserted into the buoyancy space 405, and may be formed as an empty space filled with air.

When the body 400 and the cover 500 are coupled to each other, the body 400 and the cover 500 may function as a case that accommodates the buoyancy member 700 therein. The buoyancy member 700 may be formed as a hexahedron, and the corners of the hexahedron may be rounded to have an arc-shaped cross-section that is convex outward. In this embodiment, since the buoyancy space 405 is formed in a square groove shape, the buoyancy member 700 is illustrated as being formed in a hexahedron whose shape corresponds to the buoyancy space 405. However, the buoyancy member 700 is a buoyancy space. As long as it is formed in a shape corresponding to 405 and can fill the buoyancy space 405, the shape of the buoyancy member 700 can be changed in various ways.

On both sides of the upper part of the cover 500, support frame coupling portions 530 coupled to the support frames 200 and 200' supporting the solar panel 100 may be formed to protrude on both sides. The support frame coupling portions 530 on both sides may be formed to protrude in the width direction on both sides of the upper end of the cover 500 in the width direction. The upper surface of the cover 500 may be formed as a horizontal plane, and the upper surface of each of the support frame coupling portions 530 on both sides may be formed as a horizontal plane extending horizontally from the upper surface of the cover 500, and the support frame coupling on both sides may be formed. The lower surface of each part 530 may be formed as a horizontal surface opposing the upper surface of the second flange 510.

A plurality of first bolt fastening parts 540 and a plurality of second bolt fastening parts 550 may be formed in each of the support frame coupling parts 530 on both sides. The plurality of first bolt fastening portions 540 may be fastened to the first type support frame 200 through bolts. The plurality of second bolt fastening portions 550 may be fastened to the second type support frame 200′ through bolts.

The plurality of first bolt fastening parts 540 may be arranged to be spaced apart from each other in the longitudinal direction of the support frame coupling parts 530 on both sides, and the plurality of second bolt fastening parts 550 may be arranged at the support frame coupling parts on both sides ( 530) may be arranged to be spaced apart from each other in the longitudinal direction. Each of the plurality of first bolt fastening parts 540 may be disposed between a plurality of second bolt fastening parts 550, and each of the plurality of second bolt fastening parts 550 may be disposed between a plurality of first bolt fastening parts 540. ) can be placed between.

Each of the plurality of first bolt fastening parts 540 may include a first through hole 541 penetrating upward and downward through the support frame coupling parts 530 on both sides, and each of the plurality of second bolt fastening parts 550 may include a pair of second through holes 551 that penetrate upward and downward through the support frame coupling portions 530 on both sides.

Fastening ribs 543 and 553 and a plurality of connecting ribs 544 and 554 may be disposed inside the first through hole 541 and inside each of the pair of second through holes 551. The fastening ribs 543 and 553 may be disposed at the inner center of the first through hole 541 and the inner center of each of the pair of second through holes 551. Bolt fastening holes 542 and 552 may be formed in the fastening ribs 543 and 553. A plurality of connecting ribs 544, 554 are disposed on the outer peripheral surface of the fastening ribs 543, 553 to protrude and be spaced apart from each other in the circumferential direction of the fastening ribs 543, 553 to form a first through hole 541 or a second through hole ( 551) can be connected to the inner wall.

The fastening ribs 543 and 553 include a first fastening rib 543 disposed at the inner center of the first through hole 541 and a pair of fastening ribs 543 disposed at the inner center of each of the pair of second through holes 551. It may include a second fastening rib 553. The bolt fastening holes 542 and 552 penetrate vertically through the third bolt fastening hole 542 and the pair of second fastening ribs 553, respectively, which are formed to penetrate vertically through the first fastening rib 543. may include a pair of fourth bolt fastening holes 552 formed to The plurality of connecting ribs 544 and 554 are disposed on the outer peripheral surface of the first fastening rib 543 to be spaced apart from each other in the circumferential direction of the first fastening rib 543 and are connected to the inner wall of the first through hole 541. A plurality of first connecting ribs 544 and a pair of second fastening ribs 553 are each protruding and disposed on the outer peripheral surface of each of the plurality of first connecting ribs 544 and spaced apart from each other in the circumferential direction of each second fastening rib 553. It may include a plurality of second connection ribs 554 each connected to the inner wall of the second through hole 551.

The first through hole 541 and the pair of second through holes 551 may be formed as square holes. However, the first through hole 541 and the pair of second through holes 551 are not limited to square holes and may be variously modified into circular holes or triangular holes.

The first fastening rib 543 and the pair of second fastening ribs 553 may be formed in a cylindrical shape. However, the shape of the first fastening rib 543 and the pair of second fastening ribs 553 is not limited to a cylindrical shape, and may be variously changed to a square cylindrical shape or a triangular cylindrical shape.

A plurality of weight reduction grooves 560 may be formed on each side of the support frame coupling portions 530 on both sides. Each of the plurality of weight reduction grooves 560 may be composed of a plurality of grid-shaped grooves 561. The plurality of grid-shaped grooves 561 may be arranged in two rows up and down, and a plurality of grid-shaped grooves 561 may be arranged in the upper row, and the same number of grid-shaped grooves 561 as the upper row may be arranged in the lower row. can be placed. Each of the plurality of weight reduction grooves 560 may be composed of a plurality of square grooves divided by grid-shaped ribs 562 into a plurality of grid-shaped grooves 561.

A plurality of weight reduction grooves 560 may be arranged to be spaced apart from each other in the longitudinal direction of the support frame coupling portions 530 on both sides.

As described above, the buoyancy body 300 for installing water solar panels according to an embodiment of the present invention and the water solar panel installation structures 1 and 2 including the same include the body 400 constituting the buoyancy body 300. And since flanges 410 and 510 are formed on the cover 500, and the space between the flanges 410 and 510 is sealed through a sealing member 600, the buoyancy spaces 405 and 505 within the buoyancy body 300. ) can prevent moisture from penetrating, so buoyancy performance can be improved.

In addition, the buoyancy body 300 for installing water solar panels according to an embodiment of the present invention and the water solar panel installation structures 1 and 2 including the same have support frames formed on both sides of the upper end of the cover 500. Because two types of support frames (200, 200') supporting the solar panel 100 and two types of bolt fastening parts (540, 550) fastened through bolts are formed in the coupling portion (530), The buoyancy body 300 can be installed and used on both types of support frames (200, 200`).

Those skilled in the art to which the present invention pertains will understand that the present invention can be implemented in other specific forms without changing its technical idea or essential features. Therefore, the embodiments described above should be understood in all respects as illustrative and not restrictive. The scope of the present invention is indicated by the claims described below rather than the detailed description above, and all changes or modified forms derived from the meaning and scope of the claims and their equivalent concepts should be construed as being included in the scope of the present invention.

1, 2: floating solar panel installation structure 100: solar panel
200, 200`: Support frame 300: Buoyancy body
400: Body 405: Buoyancy space
410: first flange 411, 511: sealing member insertion groove
412, 512, 542, 552: Bolt fastening hole 413: Reinforcement step part
415: Triangular plate-shaped reinforcing rib 500: Cover
505: Body insertion groove 510: Second flange
520: Grid-type reinforcing rib 530: Support frame joint
540: first bolt fastening portion 541: first through hole
543, 553: Fastening ribs 544, 554: Connecting ribs
550: second bolt fastening part 551: second through hole
560: Groove for weight reduction 561: Grid groove
600: sealing member 700: buoyancy member

Claims (16)

A body in which a buoyancy space is formed with an open upper surface and a first flange is formed on the circumferential surface at a certain distance away from the end of the upper surface to block moisture infiltration into the interior;
a cover that covers the buoyancy space and has a second flange formed on a circumferential surface in contact with the first flange; and
It includes a sealing member sealing between the first flange and the second flange,
On both sides of the upper part of the cover, support frame coupling parts that are coupled to the support frame supporting the solar panel are formed to protrude on both sides,
Each of the support frame coupling parts on both sides includes a plurality of first bolt fastening parts fastened to the first type support frame among the support frames through bolts, and a plurality of first bolt fastening parts fastened to the second type support frame among the support frames through bolts. Two second bolt fastening portions are formed,
The plurality of first bolt fastening parts are arranged to be spaced apart from each other in the longitudinal direction of the support frame coupling parts on both sides, and the plurality of second bolt fastening parts are arranged to be spaced apart from each other in the longitudinal direction of the support frame coupling parts on both sides, and a plurality of Each of the first bolt fastening parts is disposed between the plurality of second bolt fastening parts, and each of the plurality of second bolt fastening parts is a buoyancy body for installing a water solar panel disposed between the plurality of first bolt fastening parts. . In claim 1,
A buoyancy body for installing a water solar panel, wherein a plurality of bolt fastening holes fastened to each of the first flange and the second flange through bolts are formed to be spaced apart from each other along the circumferential direction of each of the first flange and the second flange. In claim 2,
A buoyancy body for installing a floating solar panel, in which a sealing member insertion groove into which the sealing member is inserted is further formed in each of the first flange and the second flange. In claim 3,
A buoyancy body for installing a floating solar panel, wherein a reinforcing step portion is further formed on the lower surface of the first flange, where a portion corresponding to the sealing member insertion groove and the bolt fastening hole protrudes lower than the remaining portion. In claim 1,
A buoyancy body for installing a floating solar panel, wherein a plurality of triangular plate-shaped reinforcing ribs extending from the body are formed on the lower surface of the first flange and spaced apart from each other along the circumferential direction of the first flange. In claim 1,
A body insertion groove with an open lower surface is formed in the cover,
The upper end of the body is a buoyancy body for installing a floating solar panel that is inserted into the body insertion groove. In claim 6,
The cover is a buoyancy body for installing a floating solar panel in which a grid-type reinforcement rib or a straight reinforcement rib is further protruded on the upper surface of the body insertion groove. In claim 1,
A buoyancy body for installing a floating solar panel, further comprising a buoyancy member inserted into the buoyancy space. delete In claim 1,
Each of the plurality of first bolt fastening parts includes a first through hole that penetrates upward and downward through the support frame coupling parts on both sides,
Each of the plurality of second bolt fastening parts includes a pair of second through holes that penetrate upward and downward through the support frame coupling parts on both sides,
Inside the first through hole and inside each of the pair of second through holes, a fastening rib having a bolt fastening hole is disposed at the center, and a plurality of connecting ribs are arranged on the outer peripheral surface of the fastening rib in the circumferential direction of the fastening rib. A buoyancy body for installing a floating solar panel that is protruding and arranged to be spaced apart from each other and connected to the inner wall of the first through hole or the second through hole. In claim 1,
A buoyancy body for installing a floating solar panel in which a plurality of weight reduction grooves composed of a plurality of grid-shaped grooves are formed on each side of the support frame coupling portion on both sides. In claim 1,
The upper surface of the cover is formed as a horizontal plane,
The upper surface of each of the support frame coupling parts on both sides is formed as a horizontal surface extending horizontally from the upper surface of the cover,
A buoyancy body for installing a floating solar panel, wherein the lower surfaces of each of the support frame coupling parts on both sides are formed as horizontal surfaces opposing the upper surface of the second flange. In claim 1,
The sealing member is a buoyancy body for installing a floating solar panel, characterized in that it is manufactured from one or a combination of two or more of a rubber pad, an industrial sealant urethane, and a silicone sealant. solar panels;
A support frame supporting the solar panel; and
It includes a buoyancy body supporting the support frame,
The buoyancy body is,
A body in which a buoyancy space is formed with an open upper surface and a first flange is formed on the circumferential surface at a certain distance away from the end of the upper surface to block moisture infiltration into the interior;
a cover that covers the buoyancy space and has a second flange formed on a circumferential surface in contact with the first flange; and
It includes a sealing member sealing between the first flange and the second flange,
On both sides of the upper part of the cover, support frame coupling parts that are coupled to the support frame supporting the solar panel are formed to protrude on both sides,
Each of the support frame coupling parts on both sides includes a plurality of first bolt fastening parts fastened to the first type support frame among the support frames through bolts, and a plurality of first bolt fastening parts fastened to the second type support frame among the support frames through bolts. Two second bolt fastening portions are formed,
The plurality of first bolt fastening parts are arranged to be spaced apart from each other in the longitudinal direction of the support frame coupling parts on both sides, and the plurality of second bolt fastening parts are arranged to be spaced apart from each other in the longitudinal direction of the support frame coupling parts on both sides, and a plurality of Each of the first bolt fastening parts is disposed between the plurality of second bolt fastening parts, and each of the plurality of second bolt fastening parts is disposed between the plurality of first bolt fastening parts. In claim 14,
The support frame is a floating solar panel installation structure including a first-type support frame formed of a Posmac material or a second-type support frame formed of a fiber-reinforced plastic material. In claim 15,
The first type support frame supports the solar panel at an angle of 30 to 40 degrees with respect to the horizontal plane,
The second type support frame is a floating solar panel installation structure that supports the solar panel at an angle of 10 to 20 degrees with respect to the horizontal plane.

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