KR102532146B1 - Non-slip and shrinkable/expandable aluminum deck - Google Patents

Abstract

The present invention relates to an aluminum deck capable of preventing slipping and contracting/expanding, and its configuration is that a plurality of anti-slip pieces are formed at regular intervals along the longitudinal direction of the entire area on the upper surface, and between each of the anti-slip pieces Anti-skid means are inserted into and fastened to a plurality of insertion grooves formed alternately along the length of the non-slip piece, and a circularly recessed drain hole combined luminescent pipe connector is formed in the center of the upper surface, and a 'c' character is formed at both left and right ends. On the lower surface of the bent portion bent into a shape, a plurality of first catching irregularities protruding convexly downward are formed so that the second catching piece of the coupling member is selectively engaged and bound, and the lower part is spaced apart from the first catching unevenness by a predetermined width. In the deck body, the end of which is formed with a first clamping piece bent at a certain curvature toward the lower direction; Doedoe is fitted between a plurality of deck bodies so that the plurality of deck bodies are connected, and at the upper part, a second catch piece bent at a certain curvature toward the upper side is formed symmetrically, and in the lower part spaced apart from the second catch piece by a certain width. A coupling member in which a plurality of second locking irregularities protruding convexly upward are symmetrically formed so that the first locking piece of the deck body is selectively engaged and bound; and a fastening piece that penetrates from one side of the deck body to the other side of the coupling member and tightly couples the coupling member to the deck body.

Description

Non-slip and shrinkable/expandable aluminum deck {Non-slip and shrinkable/expandable aluminum deck}

The present invention relates to an aluminum deck, and more particularly, can exhibit an anti-slip function in the longitudinal direction of the deck body as well as in the short side direction (or long side direction) orthogonal to the longitudinal direction of the deck body, and the deck body and the coupling member It relates to an aluminum deck capable of preventing slipping and contracting/expanding, which ultimately enables the life span of the aluminum deck to be extended while improving durability by preventing short-circuiting of coupling members due to a difference in contraction-expansion rate between the two.

Recently, modern people have achieved a high degree of technological development and high economic growth comparable to that of advanced countries, leading a prosperous life, and maintaining a healthy life in such a prosperous life is considered an important indicator of life. In order to maintain a healthy life, it is common for most modern people to consume food through a balanced vegetarian diet or to exercise using their leisure time.

Accordingly, various convenient facilities are now being provided so that people can easily exercise anytime, anywhere, and one of them is a deck installed on the floor of a facility or on a walking path.

These decks can be classified as composite wood decks or metal decks depending on the material, and users' preference is high for synthetic wood decks because they are not only more nature-friendly than metal decks, but also give a visually comfortable feel.

On the other hand, as a prior art related to decks, Patent Registration No. 10-2217099 discloses 'synthetic wood deck assembly and construction method with improved durability due to strengthening of coupling structure'.

The above prior art is devised to strengthen the binding force of the composite wood deck and the reinforcing frame, and to strengthen the structural strength while the entire upper surface area of the lower plate adheres to the entire bottom surface of the composite wood deck.

However, although the composite wood deck as described above can provide superior rigidity compared to general decks, when exposed to rain or strong sunlight for a long time, and when rapid temperature changes occur according to the season, it does not actively respond to it, so it is bent or bent. Distortion etc. will occur. The problem is that this phenomenon not only occurs equally on decks made of metal, but also acts as a factor that has a significant impact on the safety accidents of users that may occur.

Korean Registered Patent Publication No. 10-2217099 (Synthetic wood deck assembly and construction method with improved durability due to reinforced bonding structure, published on February 19, 2021) Korean Patent Registration No. 10-1299772 (prefabricated aluminum deck, published on August 23, 2013) Korean Patent Registration No. 10-2255275 (Deck system with high-strength wooden deck, 2021.05.25. Notice) Korean Registered Patent Publication No. 10-1079306 (Artificial wood for anti-slip and its manufacturing method, published on November 4, 2011)

The present invention has been devised to solve the problems of the prior art, and one object of the present invention is a non-slip function in the longitudinal direction of the deck body as well as in the short side direction (or long side direction) orthogonal to the longitudinal direction of the deck body. It is to provide an aluminum deck capable of non-slip and contraction / expansion that can demonstrate.

Another object of the present invention is to prevent the short circuit of the coupling member due to the difference between the contraction-expansion rate between the deck body and the coupling member, thereby improving durability and ultimately extending the lifespan of the aluminum deck. to provide a deck.

Another object of the present invention is to provide an aluminum deck that is non-slip and capable of contraction/expansion as a unitized structure that is easy to assemble and disassemble and has a beautiful appearance because the fastening piece is not exposed.

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

In the first embodiment of the present invention for achieving the above object, in the aluminum deck 100 in which a plurality of them are successively connected laterally on the construction surface, the upper surface has an anti-slip piece 112 along the longitudinal direction of the entire area A plurality of anti-skid pieces 112 are formed at regular intervals, and between each of the non-slip pieces 112, a plurality of insertion grooves 113-1 formed to cross each other along the longitudinal direction of the non-slip pieces 112 have anti-slip means 113 ) is inserted and fastened, and at the center of the upper surface, a circularly recessed drain hole-combined phosphorescent pipe connector 114 is formed, and the second hook of the following coupling member is formed on the lower surface of the bent portion bent in a 'c' shape at both left and right ends. A plurality of first locking irregularities 116 protruding convexly downward so that the pieces are selectively engaged and bound are formed, and the lower end spaced apart from the first locking irregularities 116 by a certain width has a certain curvature toward the lower direction. A deck body 110 in which a first hooking piece 118 bent into is formed; Doedoe fitted between the plurality of deck bodies 110 so that the plurality of the deck bodies 110 are connected, and the second engaging piece 132 bent at a certain curvature toward the upper part is symmetrically formed on the upper part, and the second At the lower part spaced apart from the locking piece 132 by a certain width, a plurality of second locking irregularities 134 protruding convexly upward so that the first locking piece 118 of the deck body 110 is selectively engaged and bound. Coupling member 130 formed symmetrically; and a fastening piece 150 that penetrates from one side of the deck body 110 to the other side of the coupling member 130 and closely couples the coupling member 130 to the deck body 110.

According to the second embodiment of the aluminum deck capable of preventing slipping and contracting/expanding according to the present invention, a cylindrical phosphorescent pipe L can be fitted into the drain hole combined phosphorescent pipe connector 114.

According to the third embodiment of the anti-skid and contractible / expandable aluminum deck according to the third embodiment of the present invention, a plurality of reinforcing bars ( 119) can be formed.

According to the fourth embodiment of the anti-skid and shrinkable / expandable aluminum deck according to the fourth embodiment of the present invention, the anti-slip piece 112 has a cross section selected from among an arch shape, a heart shape, a rectangular shape, a square shape, and a trapezoidal shape. It may consist of one or more shapes.

According to the fifth embodiment of the aluminum deck capable of preventing slipping and contracting/expanding according to the present invention, the anti-slip means 113 is inserted into the insertion groove 113-1 in an interference fit method and fastened to a wedge-shaped slipper It may consist of the earth 113''.

According to the sixth embodiment of the aluminum deck capable of preventing slipping and contracting/expanding according to the present invention, the upper surface of the deck body 110 may be coated with anti-slip paint after sand blasting.

According to the seventh embodiment of the anti-skid and shrinkable / expandable aluminum deck according to the seventh embodiment of the present invention, the aluminum deck 100 is a coupling member ( 130) may further include an auxiliary deck body 170 connected by, wherein the auxiliary deck body 170 has a plurality of non-slip pieces 112' spaced at regular intervals along the longitudinal direction of the entire area on the upper surface Formed, the tungsten plate body 180 is inserted and fastened to the tungsten plate insertion hole 172 formed in a rectangular parallelepiped depression in the central part of the upper surface, and the second catch is on the lower surface of the bent part bent in a 'c' shape at both left and right ends A plurality of first locking bumps 116' protruding convexly downward so that the pieces 132 are selectively engaged and bound are formed, and an end is formed at the lower part spaced apart from the first locking bumps 116' by a certain width. A first locking piece 118' bent with a certain curvature in a downward direction may be formed.

In the context of the seventh embodiment, the tungsten plate body 180 is a single composition in which tungsten powder is diluted in a solvent, or a mixed composition in which 95.0 - 97.0 wt% of tungsten powder and 3.0 - 5.0 wt% of nickel powder are mixed and diluted in a solvent. It may be made including any one composition selected from among.

According to the non-slip and shrinkable / expandable aluminum deck according to the embodiment of the present invention,

First, the anti-slip function can be exhibited in the longitudinal direction of the deck body as well as in the short side direction (or long side direction) orthogonal to the longitudinal direction of the deck body,

Second, it is possible to extend the life of the aluminum deck ultimately by securing structural stability and improving durability at the same time through an optimized design structure that prevents the short circuit of the coupling member due to the difference in contraction-expansion rate between the deck body and the coupling member.

Third, the appearance is beautiful because the fastening piece is not exposed to the outside, and it is easy to assemble and disassemble as a unitized structure.

Furthermore, from a macro perspective, unlike wood or other metals, resource circulation through recycling is possible and does not involve industrial waste, so it is possible to meet global standards according to environmental changes while meeting the practice of carbon neutrality, which is part of the current government's environmental policy. there is.

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 the appearance of an aluminum deck capable of preventing slipping and shrinking / expanding according to an embodiment of the present invention;
Figure 2a is a partial perspective view showing a state in which a concave-convex surface is formed on the top of a wedge-shaped anti-slip device in an aluminum deck capable of preventing slipping and shrinking / expanding according to an embodiment of the present invention;
Figure 2b is a partial perspective view showing a state in which a protrusion surface is formed on the upper part of the wedge-shaped anti-slip device in an aluminum deck capable of preventing slipping and shrinking / expanding according to another embodiment of the present invention;
Figure 3a is an enlarged cross-sectional view of a wedge-shaped anti-slip device on an aluminum deck capable of preventing slipping and shrinking / expanding according to an embodiment of the present invention;
Figure 3b is an enlarged cross-sectional view of a bolt-type non-slip device on an aluminum deck capable of preventing slipping and shrinking / expanding according to another embodiment of the present invention;
Figure 4 is a cross-sectional view showing an aluminum deck capable of slipping and shrinking / expanding according to an embodiment of the present invention;
5 is a view illustrating contraction and expansion according to temperature change in an aluminum deck capable of anti-slip and contraction / expansion according to an embodiment of the present invention;
Figure 6 is a combined state showing an aluminum deck capable of slipping and contraction / expansion according to an embodiment of the present invention,
Figures 7a to 7c is a combined state showing partially divided and non-slip and shrinkable / expandable aluminum deck according to an embodiment of the present invention,
8 is a state in which a phosphorescent pipe is mounted on an aluminum deck capable of preventing slipping and contracting/expanding according to an additional embodiment of the present invention;
Figure 9 is a partial perspective view showing an auxiliary deck body in an anti-skid and contractible / expandable aluminum deck according to a further embodiment of the present invention.

Advantages and features of the present invention, and methods of achieving them, will become apparent with reference to the embodiments set forth in detail hereinbelow. However, the present invention is not limited to the embodiments described below, but may be implemented in a variety of different forms, only the present embodiments are intended to complete the disclosure of the present invention, and are common in the art to which the present invention belongs. It is provided to fully inform those skilled in the art of the scope of the invention, and the invention is only defined by the scope of the claims.

The terminology used herein is for describing the embodiments and is in no way intended to limit the present invention. In this specification, the singular form may also include the plural form unless specifically stated otherwise in the phrase. As used herein, 'comprises' and/or 'comprising' means the presence of one or more other elements, steps, operations, and/or elements in the stated element, step, operation, and/or element. or do not rule out additions.

Unless otherwise defined, all terms (including technical and scientific terms) used in this specification may be used in a meaning commonly understood by those of ordinary skill in the art to which the present invention belongs. In addition, terms generally defined in advance are not interpreted ideally or excessively unless specifically defined explicitly. For reference, among terms used in this specification, 'plurality' may mean two, and 'many' may mean two or more.

Hereinafter, with reference to the accompanying drawings with respect to the non-slip and shrinkable / expandable aluminum deck according to an embodiment of the present invention will be described in detail. In describing the present invention, detailed descriptions of related well-known functions are omitted in order not to obscure the subject matter of the present invention.

1 is a perspective view showing the appearance of an aluminum deck capable of preventing slipping and contracting/expanding according to an embodiment of the present invention, and FIG. 4 is an aluminum deck capable of preventing slipping and contracting/expanding according to an embodiment of the present invention. cross section shown.

1 and 4, the aluminum deck of the present invention is composed of a deck body 110, a coupling member 130 and a fastening piece 150 in a large framework.

As shown in Figure 4, on the upper part of the deck body 110 according to the present invention, a plurality of non-slip pieces 112 are formed at regular intervals along the longitudinal direction of the entire area.

According to a preferred embodiment of the present invention, the non-slip piece 112 is preferably formed in an arch shape or a rectangular structure in which the lower side is longer than the upper side, which can sufficiently respond to external shocks and loads. The invention is not limited thereto, and as shown in Figs. 1 and 4, it may be formed in a heart shape, or may be formed in a square shape, trapezoidal shape, or the like.

Between each of the non-slip pieces 112 according to the present invention, the non-slip means 113 are inserted into and fastened to a plurality of insertion grooves 113-1 formed to cross each other along the longitudinal direction of the non-slip pieces 112.

As described above, the anti-slip means 113 exhibits an anti-slip function in the longitudinal direction of the deck body 110 by the anti-slip piece 112 described above, and is orthogonal to the longitudinal direction of the deck body 110. (90° vertical rotation direction), so that the anti-slip function can be exhibited even in the direction of the short side (or the direction of the long side).

Figure 3a is an enlarged cross-sectional view of a wedge-shaped anti-slip device on an aluminum deck capable of anti-slip and contraction / expansion according to an embodiment of the present invention, Figure 3b is an anti-slip and contraction / expansion according to another embodiment of the present invention This is an enlarged cross-sectional view of a bolt-type non-slip device on an expandable aluminum deck.

Referring to FIGS. 3A and 3B, the anti-slip means 113 according to the present invention is a bolt-type anti-slip device inserted and fastened into the insertion groove 113-1 by a bolting method, as shown in FIG. 3B ( 113'), or, as shown in FIG. 3A, it may be composed of a wedge-shaped anti-slippery device 113'' inserted into the insertion groove 113-1 in an interference fitting manner.

On the other hand, Figure 2a is a partial perspective view showing a state in which a concave-convex surface is formed on the upper part of the wedge-shaped anti-slip device in an aluminum deck capable of preventing slipping and shrinking / expanding according to an embodiment of the present invention, Figure 2b is another of the present invention It is a partial perspective view showing a state in which a protruding surface is formed on the upper part of a wedge-shaped anti-skid device in an aluminum deck capable of preventing slipping and shrinking / expanding according to the embodiment.

Referring to Figures 2a and 2b, the upper portion of the wedge-shaped anti-slip device 113'', as shown in Figure 2a, a plurality of irregularities 113a'' formed in the long side direction or as shown in Figure 2b Likewise, the non-slip surface may be formed by any one selected from among a plurality of protrusions 113b'' formed in a regular pattern.

At this time, the anti-slip surface including the concavo-convex 113a″ or protrusion 113b″ is formed of a rubber material having a relatively high friction coefficient in order to prevent slipping when in contact with the bottom surface of a pedestrian's shoe. this is preferable

According to a further embodiment of the present invention, the upper surface of the deck body 110 may be coated with anti-slip paint after sand blasting.

As described above, when the anti-slip paint is applied to the upper surface of the deck body 110, it is possible to prevent safety accidents in advance by minimizing the slippage of pedestrians due to freezing in rainy weather or winter.

The type of the anti-slip paint is not limited to any, and any commercially available ones can be applied and used in the present invention, but when considering performance, cost, etc., it is preferable to use an epoxy-based paint.

On the other hand, Figure 9 is a partial perspective view showing an auxiliary deck body in the non-slip and shrinkable / expandable aluminum deck according to a further embodiment of the present invention.

Referring to FIG. 9, the aluminum deck 100 according to the present invention is an auxiliary deck body 170 connected to either side of one side or the other side of the deck body 110 by a coupling member 130. ) may further include.

According to an embodiment of the present invention, the auxiliary deck body 170 has a plurality of non-slip pieces 112' formed at regular intervals along the longitudinal direction of the entire area on the upper surface, and a rectangular parallelepiped shape in the central portion of the upper surface. The tungsten plate body 180 is inserted and fastened into the tungsten plate body insertion hole 172 formed by recessing, and the lower surface of the bent part bent in a 'c' shape at both left and right ends has the lower side so that the second catch piece 132 is selectively engaged and bound. A plurality of first catching irregularities 116' protruding convexly in the direction are formed, and at the lower part spaced apart from the first catching irregularities 116' by a certain width, the first catching irregularities 116' have ends bent with a certain curvature toward the lower direction. A piece 118' is formed.

At this time, the tungsten plate 180 includes a single composition in which tungsten powder is diluted in a solvent or a mixed composition in which 95.0 to 97.0 wt% of tungsten powder and 3.0 to 5.0 wt% of nickel powder are mixed and diluted in a solvent. It can be done by

As described above, according to the tungsten plate body 180, it is possible to instantaneously generate a high frictional force even when in contact with any material, so that the slip of a pedestrian can be more effectively prevented.

On the other hand, the connector 114 for the luminescent pipe for combining drains according to the present invention is formed to be recessed in a circular shape in cross section at the central portion of the upper surface of the deck body 110.

As described above, the phosphorescent pipe connector 114 that serves as a drain serves as a drain that provides a space for attaching and detaching the phosphorescent pipe (L), which will be described later, and at the same time collects rainwater and drains it in one direction when the phosphorescent pipe (L) is not installed. can be performed.

8 is a state diagram showing a state in which a phosphorescent pipe is mounted on an aluminum deck capable of preventing slipping and contracting/expanding according to a further embodiment of the present invention.

Referring to FIG. 8, the above-mentioned phosphorescent pipe (L) is a kind of luminous body that emits light by itself at night or in cloudy weather, and the phosphorescent pipe (L) is coupled to the drain-combined phosphorescent pipe connector 114 in a sliding manner. Or, or may be coupled in an interference fitting method to intentionally apply force in any one direction of the lower and upper directions.

Since the coupling method of the phosphorescent pipe (L) as described above does not require a separate connecting member such as a bolt or piece, it has an advantage that it can be easily coupled to the deck body 110.

In addition, the phosphorescent pipe (L) according to an embodiment of the present invention may be formed in a so-called circular bar shape by including a phosphorescent pigment such as a fluorescent pigment in a thermosetting resin. Due to this, the phosphorescent pigment is uniformly applied to the phosphorescent pipe (L) to prevent stains on the aluminum deck 100 of the present invention due to the phosphorescent pigment, thereby amplifying the aesthetic feeling of the viewer.

In addition, there is also an effect that can significantly reduce the probability of occurrence of a safety accident due to a user slipping in a dark night.

According to an additional embodiment of the present invention, a plurality of reinforcing bars 119 may be formed at regular intervals along the longitudinal direction of the entire area to reinforce a load inside the deck body 110.

Since the reinforcement 119 can evenly distribute the load applied from the top, the possibility of damage due to the continuously applied load can be minimized.

On the other hand, the left and right ends of the deck body 110 according to the present invention are integrally formed with a bent portion bent in a 'c' shape, and the second catch piece 132 of the coupling member 130 to be described later on the lower surface of the bent portion A plurality of first locking irregularities 116 convexly protruding downward to selectively engage and bind are formed.

In addition, a first engaging piece 118 is formed at a lower part spaced apart from the first engaging concavo-convex 116 by a predetermined width, the end of which is bent with a predetermined curvature toward the lower direction.

5 is a view illustrating contraction and expansion according to temperature change in an aluminum deck capable of anti-slip and contraction / expansion according to an embodiment of the present invention, and FIG. 6 is an anti-slip and It is a coupled state diagram showing an aluminum deck capable of contraction / expansion, and FIGS. 7a to 7c are combined state diagrams showing a partially divided anti-skid and contractible / expandable aluminum deck according to an embodiment of the present invention.

5, 6, and 7a to 7c, the coupling member 130 according to the present invention is fitted between a plurality of deck bodies 110 so that the plurality of deck bodies 110 are connected. As a configuration, the upper part is formed with a second catching piece 132 bent at a certain curvature toward the upper side symmetrically, and the second catching piece 132 and the lower part spaced apart by a certain width are the first part of the deck body 110. A plurality of second engaging irregularities 134 convexly protruding upward are formed symmetrically so that the first engaging piece 118 is selectively engaged and bound.

In particular, the coupling member 130 having the configuration as described above is due to a mechanism in which contraction and expansion are actively performed according to temperature changes.

To explain the mechanism in more detail, when the temperature is relatively low as shown in (B) of FIG. 5, the deck body 110 performs a contraction action. At this time, as the gap between the deck bodies 110 widens, While the second locking piece 132 and the second locking bump 134 of the coupling member 130 engaged therewith move forward or backward, the other first locking bump 116 and the first locking piece of the deck body 110 move forward or backward. (118) is engaged and bound.

On the contrary, when the temperature is relatively high, as shown in (A) of FIG. 5, the deck body 110 has an expansion action. At this time, as the gap between the deck bodies 110 narrows, the coupling member engaged and bound thereto ( 130), while the second locking piece 132 and the second locking unevenness 134 move forward or backward, they are engaged and bound to the other first locking unevenness 116 and the first locking piece 118 of the deck body 110. .

As described above, as it actively contracts and expands according to seasonal changes or temperature changes, it prevents short circuits of coupling members due to the difference in contraction-expansion rate, thereby improving durability and securing structural stability, while ultimately ensuring aluminum decking. The action effect that enables the extension of the lifespan of the will appear.

On the other hand, as shown in Figures 7a to 7c, the coupling member 130 of the present invention can be configured to be coupled to the corresponding portion of the deck body 110 in a sliding manner.

On the other hand, as shown in FIG. 4, the fastening piece 150 according to the present invention penetrates from one side of the deck body 110 to the other side of the coupling member 130 to connect the coupling member 130 to the deck body 110. ) to function closely.

Since the fastening piece 150 can closely couple objects without being exposed to the outside, it improves walkability and aesthetics, and also prolongs the life of the deck by not damaging the deck, and can minimize the occurrence of defects.

As described above, the anti-skid and contractible / expandable aluminum deck according to the embodiment of the present invention is, first, in the longitudinal direction of the deck body as well as in the short side direction (or long side direction) orthogonal to the longitudinal direction of the deck body. Second, through an optimized design structure that prevents the short circuit of the coupling member due to the difference in contraction-expansion rate between the deck body and the coupling member, securing structural stability and improving durability at the same time, ultimately aluminum Third, it has a beautiful appearance as the fastening piece is not exposed to the outside, and it is easy to assemble and disassemble as a unitized structure. It is an invention with very high industrial use value that can meet the global standard according to environmental changes while meeting the practice of carbon neutrality, which is part of the current government's environmental policy, as it enables resource circulation and does not involve industrial waste.

Although the preferred embodiments of the present invention have been shown and described above, the present invention is not limited to the specific embodiments described above, and is common in the art to which the present invention pertains without departing from the gist of the present invention claimed in the claims. Of course, various modifications and implementations are possible by those with knowledge of, and these modifications should not be individually understood from the technical spirit or perspective of the present invention.

L: Luminous pipe 100: Aluminum deck
110: deck body 112,112': non-slip piece
113: anti-slip means 113-1: insertion groove
113': bolt-type anti-skid device 113'': wedge-type anti-skid device
113a'': concavo-convex 113b'': protrusion
114: Luminous pipe connector for drain port 116,116': First catching irregularities
118,118': first hook 119: reinforcement
130: coupling member 132: second catch piece
134: second locking irregularities 150: fastening piece
170: auxiliary deck body 172: tungsten plate insert
180: tungsten plate body

Claims (8)

In the aluminum deck 100, which is connected laterally in succession on the construction surface,
On the upper surface, a plurality of anti-slip pieces 112 are formed at regular intervals along the longitudinal direction of the entire area, and between each of the anti-slip pieces 112, along the longitudinal direction of the anti-slip pieces 112 are formed to cross each other An anti-slip means 113 is inserted into a plurality of insertion grooves 113-1, and a circularly recessed drain hole combined luminescent pipe connector 114 is formed in the central part of the upper surface, and 'c' is formed at both left and right ends. On the lower surface of the bent portion bent in a ruler shape, a plurality of first catching protrusions 116 protruding convexly in a downward direction are formed so that the second catching piece of the coupling member selectively engages and binds, and the first catching protrusion 116 A deck body 110 in which a first clamping piece 118 is formed at a lower end spaced apart from a predetermined width with a predetermined curvature toward the lower direction;
Doedoe fitted between the plurality of deck bodies 110 so that the plurality of the deck bodies 110 are connected, and the second engaging piece 132 bent at a certain curvature toward the upper part is symmetrically formed on the upper part, and the second At the lower part spaced apart from the locking piece 132 by a certain width, a plurality of second locking irregularities 134 protruding convexly upward so that the first locking piece 118 of the deck body 110 is selectively engaged and bound. Coupling member 130 formed symmetrically; and
Including,
A cylindrical phosphorescent pipe (L) is coupled to the drain-combined phosphorescent pipe connector 114 in an interference fit method,
Inside the deck body 110, a plurality of reinforcing bars 119 are formed at regular intervals along the longitudinal direction of the entire area to reinforce the load,
The non-slip means 113 is anti-slip and shrinkable / expandable aluminum, characterized in that composed of a wedge-shaped anti-slip device 113 ″ inserted into the insertion groove 113-1 in an interference fit method. deck. delete delete According to claim 1,
The non-slip piece 112 has an arch shape, a heart shape, a rectangular shape, a square shape, and a trapezoidal shape, characterized in that the cross section is made of any one or more shapes selected from a non-slip and shrinkable / expandable aluminum deck. delete According to claim 1,
The upper surface of the deck body 110 is anti-skid and contractible / expandable aluminum deck, characterized in that the anti-slip paint is applied after sand blasting. According to claim 1,
The aluminum deck 100 further includes an auxiliary deck body 170 connected to one side of one side or the other side of the deck body 110 by a coupling member 130,
The auxiliary deck body 170 has a plurality of non-slip pieces 112' formed at regular intervals along the longitudinal direction of the entire area on the upper surface, and a tungsten plate body insertion hole formed in a rectangular parallelepiped shape in the center of the upper surface ( 172), a tungsten plate body 180 is inserted and fastened, and a plurality of convexly protruding downwards so that the second locking piece 132 is selectively engaged and bound to the lower surface of the bent portion bent in a 'c' shape at both left and right ends. A first catching irregularity 116' is formed, and a first catching piece 118' is formed whose end is bent at a certain curvature toward the lower part at a lower part spaced apart from the first catching unevenness 116' by a certain width. Anti-skid and contractible / expandable aluminum deck, characterized in that. According to claim 7,
The tungsten plate body 180 includes any one composition selected from a single composition in which tungsten powder is diluted in a solvent or a mixed composition in which 95.0 - 97.0 wt% of tungsten powder and 3.0 - 5.0 wt% of nickel powder are mixed and diluted in a solvent. Anti-slip and shrinkable / expandable aluminum deck, characterized in that made.

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