JP2023503141A - A side assembly in which the overlapping balustrades are stored, a rear cover assembly covering the base assembly and multi-level bleachers including these - Google Patents

Abstract

A multi-level spectator seat according to an embodiment of the present invention includes an upper assembly; a middle assembly that can be hidden under the upper assembly or pulled out from below the upper assembly as a lower stage of the upper assembly; and a lower assembly that can be hidden under the middle assembly or pulled out from the bottom of the middle assembly as a lower stage of the middle assembly, wherein the upper assembly comprises an upper base portion. and an upper base assembly having an upper support portion for supporting the upper base portion; , the upper side portion may have a predetermined width in a lateral direction so that the upper assembly, the middle assembly and the lower assembly are covered in a storage state.

Description

The present invention relates to a side assembly for storing stacked balustrades, a rear cover assembly for covering the base assembly, and a multi-stage bleachers including these, the side assembly connected to the side of the base assembly, the base assembly. The present invention relates to a rear side cover assembly covering at least a part of the rear side of a stage and multi-stage bleachers including these.

In general, multi-level bleachers are used in gymnasiums, auditoriums, various performance venues, and event venues to improve space efficiency, and a large number of operating bleachers can be expanded and folded in sequence, and when folded. Only a space is secured in the folded space, so that the space can be used widely, but when it is opened, a space and seats for many people to sit in multiple stages can be secured.

The structure of the existing multi-stage bleachers (Korea Registered Patent Publication No. 10-1103046, 2011.12.29, published) is roughly arranged with chairs where people can sit and provides an area where people can come and go. It may comprise a base plate, a support for supporting the base plate from the ground, and a balustrade connected to a side end of the base plate to prevent a person positioned on the base plate from falling or falling.

Here, since the existing multi-tiered bleachers were only concerned with the seating of spectators, no members were installed on the sides of the multi-tiered bleachers, so the lower part of the multi-tiered bleachers was It was exposed to the outside as it was. As a result, people could easily enter the lower part of the bleachers, resulting in a safety accident.

SUMMARY OF THE INVENTION In order to solve the above problems, an object of the present invention is to provide a side assembly such as a shielding screen at the side end of the base assembly and a rear cover assembly covering at least a portion of the rear side of the base assembly. It is to provide multi-stage bleachers in which are arranged.

The problems to be solved by the present invention are not limited to the problems described above, and problems not mentioned can be clearly understood by those skilled in the art to which the present invention pertains from the present specification and the accompanying drawings. would get.

A multi-level spectator seat according to an embodiment of the present invention includes an upper assembly; a middle assembly that can be hidden under the upper assembly or pulled out from below the upper assembly as a lower stage of the upper assembly; and a lower assembly that can be hidden under the middle assembly or pulled out from the bottom of the middle assembly as a lower stage of the middle assembly; an upper base assembly comprising an upper base portion providing a predetermined area in which the body can be positioned; and an upper support portion supporting the upper base portion; The upper side surface portion is configured to be hidden from the outside of the upper assembly, and the upper side surface is laterally arranged in a storage state in which the lower assembly and the middle assembly are hidden under the upper assembly. may have a predetermined width so that the upper assembly, the middle assembly and the lower assembly are covered with respect to each other.

In addition, the middle assembly includes a middle base for providing a predetermined area for a visitor to sit, a middle support for supporting the middle base, and a middle base assembly positioned above the middle support. a middle balustrade that is moved together with the middle base assembly so as to prevent a visitor from falling outward of the middle support; A hidden space, which is a predetermined space, may be provided inside such that the middle balustrade is positioned and at least a part of the middle balustrade is hidden from the outside.

Further, when the middle assembly is pulled out from the lower side of the upper assembly and the lower assembly is pulled out from the lower side of the middle assembly, the a middle side surface portion connected to the middle base assembly to conceal at least a portion of the middle support portion from the outside; The concealment space may be formed to open forward so that the portion can be pulled into the concealment space or the middle side portion can be drawn out of the concealment space.

Further, the middle stage side portion includes a middle stage connection side portion connected to the middle stage base assembly, a middle stage hiding side portion for hiding at least a part of the middle stage support portion from the outside in an outward direction, and the middle stage hiding portion. A middle front side portion connecting the middle connecting side portion and the middle concealing side portion is provided so as to be spaced apart from the base assembly by a predetermined distance, and the middle front side portion extends forward in the storage state. A part of the concealment space can be concealed from the outside in the forward direction in the storage state so as to prevent a person or a foreign object from entering the concealment space from the outside.

In addition, the upper side portion includes an upper connecting side portion connected to the upper base assembly, an upper concealing side portion for concealing at least a portion of the upper supporting portion from the outside, and the concealing space. The upper rear side portion connects the upper connecting side portion and the upper concealing side portion to each other, and the upper rear side portion is in contact with the middle side portion so that the middle side portion moves rearward. can specify the range that can be

In addition, the middle stage side portion includes a middle stage connecting side portion connected to the middle stage base assembly, a middle stage hiding side portion for hiding at least a part of the middle stage support portion from the outside in an outward direction, and the middle stage balustrade portion. A middle rear side surface that connects the middle connection side portion and the middle concealment side portion so that the middle base assembly and the middle concealment side portion can be separated from each other by a predetermined distance in order to prevent conflict with the concealment side portion. The upper rear side portion may be in contact with the middle rear side portion to define a range in which the middle side portion may be moved rearward.

Further, when the middle assembly is pulled out from the lower side of the upper assembly and the lower assembly is pulled out from the lower side of the middle assembly, the A middle side surface portion connected to the middle base assembly to conceal at least a portion of the middle support portion from the outside, and a side support portion connected to the middle side surface portion to support the upper side surface portion are further provided. be able to.

In addition, the side support reduces friction generated when the side support is slid on the upper side surface while the middle assembly is moved with respect to the upper assembly. In addition, it can consist of rollers.

In addition, the upper side portion includes an upper connecting side portion connected to the upper base assembly, an upper concealing side portion for concealing at least a portion of the upper supporting portion from the outside, and the concealing space. and an upper rear side portion connecting the upper connection side portion and the upper hidden side portion to each other, and the upper hidden side portion has an inner side surface so that the side support portion can be hidden from the outside in the forward direction. may be invaginated to form an upper invagination.

In addition, when connected to the upper assembly and in the storage state, the rear side provides a storage space, which is a predetermined space in which the middle assembly or the lower assembly can be positioned in the rear direction of the upper assembly. a cover assembly;

Further, the rear cover assembly is connected to the rearwardly extending side extension portion of the upper assembly and the side extension portion at a predetermined angle so that the rear cover assembly is connected to the middle assembly or the lower assembly from the outside in the rearward direction. A rearward extension may be provided that conceals at least a portion of the assembly.

Also, the rear extension part may be partially opened so that the storage space can communicate with the outside in the rear direction.

In addition, the upper assembly further includes an upper balustrade connected to the upper base assembly, and the middle assembly includes a middle base for providing a predetermined area for visitors to sit, the middle base. and a spectator located above the middle support is prevented from falling outwardly of the middle support, positioned with the middle base assembly A movable middle balustrade is provided, and the middle balustrade is an upper region, which is a virtual region that includes all possible positions of the upper balustrade as the upper base assembly is moved. By moving the middle base assembly, a middle region, which is a virtual region including all possible positions of the middle balustrade, may be connected to the middle base assembly so as to overlap each other.

In addition, the upper assembly further includes an upper side surface portion that mediates the upper base assembly and the upper balustrade portion, and the upper balustrade portion is connected to a front end of the upper side surface portion and extends upward. An upper front rod, an upper rear rod connected to the rear portion of the upper side surface portion and extending upward, and an upper horizontal rod connecting the upper front rod and the upper rear rod to each other; Further comprising a middle tier side portion interposing between the middle base assembly and the middle balustrade portion, the middle balustrade portion being connected to a front end portion of the middle tier side portion and extending upward in a middle front rod, the middle tier side portion A middle rear rod connected to the rear section and extending upward, and a middle horizontal rod connecting the middle front rod and the middle rear rod to each other, the middle horizontal rod being moved by the middle assembly. It can be moved above or below the upper horizontal rod.

A side assembly according to an embodiment of the present invention includes an upper base assembly and the upper base assembly comprising an upper base portion providing a predetermined area where a visitor can be placed and an upper support portion supporting the upper base portion. It is connected to the side end of a base assembly including a lower base assembly having a lower base part for providing a predetermined area where a visitor can be placed and a lower support part for supporting the lower base part as a lower level of the three-dimensional structure. an upper side surface portion connected to the upper base assembly to conceal at least a portion of the upper support portion from the outside in an outward direction, wherein the upper side surface portion is connected to the lower base assembly; It may have a predetermined width in a lateral direction so that the upper and lower base assemblies are covered in a storage state in which the upper and lower base assemblies are hidden under the upper base assembly. can.

The side assembly, the rear cover assembly, and the multi-stage bleachers including the same according to the present invention can prevent safety accidents.

In addition, corrosion from external contaminants can be prevented and durability can be enhanced.

In addition, storage can be performed without being restricted by a place.

Also, maintenance can be easy.

Also, the space to be stored can be minimized.

The effects of the present invention are not limited to the effects described above, and effects not mentioned can be clearly understood by those skilled in the art to which the present invention pertains from the present specification and the accompanying drawings. .

FIG. 4 is a view illustrating a usage state in which the multi-tiered bleachers are spread out according to an embodiment of the present invention; FIG. FIG. 4 is a view illustrating a storage state in which multi-tiered bleachers are folded according to an embodiment of the present invention; FIG. FIG. 4 is an upper perspective view of the side assembly when the multi-stage bleachers according to one embodiment of the present invention are in use; FIG. 4 is a bottom perspective view of the side assembly when the multi-stage bleachers according to one embodiment of the present invention are in use; FIG. 4 is a view illustrating a lower side wall and a lower balustrade provided in the multi-tiered bleachers according to an embodiment of the present invention; FIG. FIG. 4 is a view illustrating an upper side wall and an upper balustrade provided in a multi-stage spectator seat according to an embodiment of the present invention; FIG. FIG. 4 is a rear perspective view of the multi-stage bleachers in use according to an embodiment of the present invention; FIG. 4 is a front view of the multi-tiered bleachers according to one embodiment of the present invention in a stored state; FIG. 4 is a view illustrating a rear cover assembly when the multi-stage bleachers are in a storage state according to an embodiment of the present invention; FIG. FIG. 5 is a view for explaining the positional relationship of crosspieces of the balustrade provided in the multi-stage spectator seats according to an embodiment of the present invention; FIG. FIG. 5 is a view for explaining the positional relationship of crosspieces of the balustrade provided in the multi-stage spectator seats according to an embodiment of the present invention; FIG. FIG. 5 is a view for explaining the positional relationship of crosspieces of the balustrade provided in the multi-stage spectator seats according to an embodiment of the present invention; FIG.

Specific embodiments of the present invention are described in detail below with reference to the drawings. However, the spirit of the present invention is not limited to the presented embodiments, and a person skilled in the art who understands the spirit of the present invention may add, change, or delete other components within the scope of the same spirit. It can be said that wax is also included within the concept of the present invention.

Also, constituent elements having the same function within the scope of the same concept shown in the drawings of the respective embodiments will be described using the same reference numerals.

If it is determined that a detailed description of known structures or functions related to the present invention may unnecessarily obscure the gist of the present invention, detailed description thereof will be omitted. .

FIG. 1 is a view showing a state in which a multi-tiered bleacher according to an embodiment of the present invention is used, and FIG. FIG. 4 is a diagram illustrating a certain storage state; FIG.

Referring to FIG. 1, a multi-level spectator seat according to an embodiment of the present invention includes an upper assembly 100 and a lower stage of the upper assembly 100, which can be hidden under the upper assembly 100 or can be mounted on the upper assembly. Middle stage assemblies 200, 300, 400 that can be pulled out from the lower side of 100 and the lower stage of said middle stage assemblies 200, 300, 400 are concealed under said middle stage assemblies 200, 300, 400 or said middle stage assemblies. A bottom assembly 500 can be included that can be pulled out from the underside of the solid.

In addition, as an upper stage of the upper assembly 100, a top assembly 10 connected to the upper assembly 100 and not moved with respect to the upper assembly 100 may be further included.

Here, the top assembly 10 can provide a predetermined area in which a person can be positioned.

In addition, when the multi-level bleachers are connected to the upper assembly 100 and are in the storage state, the lower assembly 500, the middle assembly and/or the lower assembly 500 are positioned behind the upper assembly 100. A rear cover assembly 600 that provides a storage space S600, which is a predetermined space to obtain, may be further included.

The upper assembly 100 includes upper base assemblies 111 and 112 and the upper base assembly 111, which includes an upper base portion 111 providing a predetermined area where visitors can be placed and an upper support portion 112 supporting the upper base portion 111. , 112 to hide at least a portion of the upper support part 112 from the outside, and an upper balustrade part 130 connected to the upper base assemblies 111 and 112 . .

A seat or the like may be arranged on the upper side of the upper base part 111 in a manner different from that shown in the drawings.

The upper support part 112 may support the upper base part 111 so that the upper base part 111 may be spaced upward from the ground by a predetermined distance.

The upper side portion 120 may be connected to the upper base assemblies 111 and 112 , specifically, the upper base portion 111 .

The upper balustrade part 130 may be connected to the upper lateral part 120 and/or the upper base assemblies 111 , 112 , specifically the upper base part 111 .

The upper balustrade part 130 may protrude upward with respect to the upper base part 111 so as to prevent a person on the upper base part 111 from falling sideways.

The middle assembly comprises a middle base for providing a predetermined area for spectators to sit, a middle support for supporting the middle base, and a spectator positioned above the middle support. The lower assembly 500 is pulled out from under the middle assembly and the middle balustrade moved together with the middle base assembly so as to prevent the middle support from falling outward. A middle side portion may be provided that is connected to the middle base assembly to conceal at least a portion of the middle support portion from the outside when in use.

The middle base part is positioned under the upper base part 111 and can be pulled out or pulled into the lower space of the upper base part 111 .

The detailed description of the technical features of the middle base part, the middle support part, the middle side part and the middle balustrade overlaps with the technical features of the upper base part 111, the upper support part 112, the upper side part 120 and the upper balustrade part 130. Parts can be omitted.

There may be multiple middle assemblies.

As an example, the middle assembly is the first middle assembly 200, the second middle assembly 300 which is the upper stage of the first middle assembly 200, and the upper assembly 100 which is the upper stage of the third middle assembly 400. A third middle assembly 400 can be provided which is the lower stage of the .

Accordingly, the first intermediate assembly 200 includes first intermediate base assemblies 211 and 212 having a first intermediate base portion 211 and a first intermediate support portion 212, a first intermediate balustrade portion 220, and a first intermediate side surface portion 230. , and a detailed description thereof may be omitted if it overlaps with the description.

In addition, the second middle assembly 300 includes second middle base assemblies 311 and 312 having a second middle base portion 311 and a second middle support portion 312 , a second middle balustrade portion 320 and a second middle side portion 330 . A detailed description thereof may be omitted if it overlaps with the description.

The third middle assembly 400 also includes third middle base assemblies 411 and 412 having a third middle base portion 411 and a third middle support portion 412 , a third middle balustrade portion 420 and a third middle side portion 430 . A detailed description thereof may be omitted if it overlaps with the description.

However, the present invention is not limited to this, and the number of the intermediate assemblies can be variously modified at a level obvious to ordinary engineers.

As an example, the middle assembly may consist of four middle assemblies.

Although the description below is based on the assumption that the middle assembly consists of three middle assemblies, the present invention is not limited to this.

The lower assembly 500 may be composed of lower base assemblies 511 and 512 including a lower base portion 511 providing a predetermined area where visitors can sit and a lower support portion 512 supporting the lower base portion 511 .

The lower base part 511 is located below the middle base part and can be pulled out or pulled into the lower space of the middle base part.

A detailed description of the technical features of the lower base part 511 and the lower support part 512 may be omitted if they overlap with the technical features of the middle base part and the middle support part.

FIG. 3 is a top perspective view of the side assembly when the multi-level bleachers according to one embodiment of the present invention are in use, and FIG. 4 is a top perspective view of the multi-level bleachers according to one embodiment of the present invention when in use. FIG. 5 is a bottom perspective view of a side assembly, FIG. 5 is a drawing showing a lower side wall and a lower balustrade provided in a multi-level spectator seat according to an embodiment of the present invention, and FIG. FIG. 7 is a view illustrating an upper side surface portion and an upper balustrade of a multi-tiered bleachers according to an embodiment of the present invention, and FIG. 7 is a rear perspective view of the multi-tiered bleachers according to an embodiment of the present invention when in use; is.

Referring to FIGS. 3-7, the bottom tier assembly 500 can be the bottom tier.

A separate balustrade may not be arranged at the side edge of the lower assembly 500 toward the lower base portion 511 .

In addition, a separate side portion may not be connected to the lower base portion 511 .

This may be for the purpose of allowing a visitor to easily move to the lower base part 511 or to easily move from the lower base part 511 to the ground.

A middle stage side portion includes a middle stage connection side portion connected to the middle stage base assembly, a middle stage concealment side portion for concealing at least a part of the middle stage support portion from the outside in an outward direction, and the middle stage concealment side portion is connected to the middle stage base assembly. a middle front side portion connecting the middle connecting side portion and the middle concealing side portion so as to be spaced apart from each other by a predetermined distance.

In addition, the middle side surface portion is formed by the middle connection side surface so that the middle base assembly and the middle concealment side portion are spaced apart from each other by a predetermined distance in order to prevent the middle balustrade portion from contacting the middle concealment side portion. A middle rear side portion connecting the portion and the middle hidden side portion to each other may be further provided.

The middle connecting side portion may be connected to the side edge of the middle base portion.

The middle connecting side portion may be formed to extend in the forward and rearward directions.

The front end of the middle connecting side portion can coincide with the front end of the middle base portion.

The front end of the intermediate connecting side portion may not protrude forward from the front surface of the intermediate base portion.

This may be so as not to inconvenience the behavior of a person walking around on the base.

A rear stage of the intermediate connecting side portion may protrude rearward from the rear surface of the intermediate base portion.

The middle rear side portion may be connected to the rear portion of the middle connecting side portion at a predetermined angle.

The middle rear side portion may extend in one direction from the middle connection side portion.

The middle concealing side portion may be spaced apart from the middle connecting side portion in one direction.

One end of the middle rear side portion may be connected to the middle connecting side portion, and the other end of the middle rear side portion may be connected to the middle hiding side portion.

The middle rear side portion may be connected to the middle hidden side portion at a predetermined angle.

For example, the middle front side portion may extend from the middle hidden side portion in a direction opposite to the one side direction.

The middle side portion may provide a predetermined space inside.

The middle assembly may further include a side support part connected to the middle side part to support the upper side part 120 .

A side support part may be connected to the outer surface of the middle hidden side part.

In order to reduce the friction generated when the side support part slides on the upper side part 120 while the middle assembly is moved with respect to the upper assembly 100, It can consist of rollers.

Here, the configuration of the middle-stage side portion may differ depending on the position of the middle-stage assembly.

As an example, it can be assumed that the middle assembly consists of first middle assembly 200, second middle assembly 300 and third middle assembly 400, as previously described.

Here, the first intermediate side surface portion 230 hides at least a portion of the first intermediate connection side portion 231 connected to the side end portion of the first intermediate base portion 211 and the first intermediate support portion 212 from the outside. a first middle hidden side portion 232 that allows the first middle hidden side portion 232 to connect to the first middle rear side portion 233 and the first middle hidden side portion 232 that connect the first middle connecting side portion 231 and the first middle hidden side portion 232 to each other; A first middle front side portion 234 may be provided to face the first middle rear side portion 233 .

An inner surface of the first middle hidden side portion 232 may be recessed to form a first middle recessed portion 232a.

A detailed description of the technical features of the first middle connecting side portion 231, the first middle concealing side portion 232, the first middle rear side portion 233, and the first middle front side portion 234 will be provided in the above-described middle connecting side portion and the middle concealing side portion. The parts that overlap with the description of the part, the middle front side part, and the middle rear side part can be omitted.

The first middle side part 230 may provide a closed space in front and rear directions.

The first middle assembly 200 may further include a first side support part 240 connected to the outer surface of the first middle hidden side part 232 .

The second middle side surface portion 330 hides at least a portion of the second middle connection side portion 331 connected to the side end of the second middle base portion 311 and the second middle support portion 312 from the outside in the outward direction. A middle hiding side portion 332 and a second middle rear side portion 333 connecting the second middle connecting side portion 331 and the second middle hiding side portion 332 to each other may be provided.

Since the second middle front side portion may not be formed in the second middle side portion 330, the second middle side portion 330 may provide an inner space opened forward.

This may be because the first middle side 230 can be pulled out and pulled into the space provided by the second middle side 330 .

The inner surface of the second middle hidden side portion 332 may be recessed to form a second middle recessed portion 332a.

The first side support part 240 may be connected to the second middle indentation part 332a.

The first side support part 240 is connected to the second middle indentation part 332a so as to prevent the second middle rear side part 333 from being damaged by an external force applied to the second middle hidden side part 332. can support the second middle concealment side portion 332 .

The first side support part 240 is not exposed to the outside due to the second middle indentation part 332a, and can be hidden from the outside in the forward direction by the front surface of the second middle hidden side part 332. As shown in FIG.

When the first middle base part 211 is hidden or pulled out under the second middle base part 311, the first side support part 240 may slide and roll on the second middle indentation part 332a.

A detailed description of the technical features of the second middle connecting side portion 331, the second middle concealing side portion 332, and the second middle rear side portion 333 will be provided in the above-described middle connecting side portion, middle concealing side portion, middle front side portion, and middle portion. A portion that overlaps with the description of the rear side portion may be omitted.

The second middle assembly 300 may further include a second side support part 340 connected to the outer surface of the second middle hidden side part 332 .

Similarly, the third intermediate side surface portion 430 conceals at least a portion of the third intermediate connecting side surface portion 431 coupled to the side end portion of the third intermediate base portion 411 and the third intermediate supporting portion 412 from the outside in the outward direction. and a third middle rear side portion 433 connecting the third middle connecting side portion 431 and the third middle hiding side portion 432 to each other.

Since the third middle front side portion may not be formed in the third middle side portion 430, the third middle side portion 430 may provide an inner space opened forward.

This may be because the second middle side 330 and the first middle side 230 can be pulled out and pulled into the space provided by the third middle side 430 .

An inner surface of the third middle hidden side portion 432 may be recessed to form a third middle recessed portion 432a.

The second side support part 340 may be connected to the third middle indentation part 432a.

The second side support part 340 is connected to the third middle indentation part 432a so as to prevent the third middle rear side part 433 from being damaged by an external force applied to the third middle hidden side part 432. can support the third middle concealment side portion 432 .

The second side support part 340 is not exposed to the outside due to the third middle indentation part 432a, and can be hidden from the outside in the forward direction by the front surface of the third middle hidden side part 432. As shown in FIG.

When the second middle base part 311 is hidden or pulled out under the third middle base part 411, the second side support part 340 may slide and roll on the third middle indentation part 432a.

A detailed description of the technical features of the third middle connecting side portion 431, the third middle concealing side portion 432, and the third middle rear side portion 433 can be found in A portion that overlaps with the description of the rear side portion may be omitted.

The third middle assembly 400 may further include a third side support part 440 connected to the outer surface of the third middle hidden side part 432 .

In a storage state in which the lower assembly 500 and the middle assembly are hidden under the upper assembly 100, the upper assembly 100, the middle assembly and the lower assembly are arranged sideways. The upper side part 120 may have a predetermined width so that the assembly 500 is covered.

The upper side portion 120 includes an upper connecting side portion 121 connected to the upper base assemblies 111 and 112, an upper concealing side portion 122 concealing at least a portion of the upper supporting portion 112 from the outside, and the concealing space S120. An upper rear side portion 123 may be provided to connect the upper connecting side portion and the upper concealing side portion 122 to each other so as to form a .

The upper connection side part 121 may be connected to the side end of the upper base part 111 .

The upper connection side part 121 may be formed to extend forward and backward.

A front end of the upper connection side part 121 may coincide with a front end of the upper base part 111 .

The front end of the upper connection side portion 121 may not protrude forward from the front surface of the upper base portion 111 .

This may be so as not to inconvenience the behavior of a person walking around on the base.

The rear end of the upper connecting side portion 121 may protrude rearward from the rear surface of the upper base portion 111 .

The upper rear side portion 123 may be connected to the rear portion of the upper connection side portion 121 at a predetermined angle.

The upper rear side portion 123 may extend from the upper connection side portion 121 in one direction.

The upper concealing side portion 122 may be spaced apart from the upper connecting side portion 121 in one direction.

One end of the upper rear side portion 123 may be connected to the upper connection side portion 121 , and the other end of the upper rear side portion 123 may be connected to the upper hidden side portion 122 .

The upper rear side portion 123 may be connected to the upper hidden side portion 122 at a predetermined angle.

For example, the upper front side portion may extend from the upper hidden side portion 122 in the other side direction opposite to the one side direction.

The upper side part 120 may provide a predetermined space that is opened forward inward.

This may be because the third middle side 430 , the second middle side 330 and the first middle side 230 can be pulled out and pulled into the space provided by the upper side 120 .

An inner surface of the upper hidden side portion 122 may be recessed to form an upper recessed portion 122a.

As a result, the side support portion (for example, the third side support portion 440) can be hidden from the outside in the forward direction.

When the multi-stage bleachers are stored, the first middle side part 230, the second middle side part 330 and the third side part can be drawn into the concealment space S120.

When the multi-level spectator seats are stored, the first middle side portion 230, the second middle side portion 330, and the third side portion can be hidden from the outside in the lateral direction.

At least one of the lower base assemblies 511 and 512, the middle base assembly, and the upper base assemblies 111 and 112 may be hidden laterally from the outside when the multi-tiered bleachers are stored.

In order to prevent the upper rear side portion 123 from being damaged by an external force applied to the upper hidden side portion 122, the third side support portion 440 is connected to the upper recessed portion 122a to support the upper hidden side portion 122. can support.

The third side support part 440 is not exposed to the outside due to the upper indentation part 122a, and can be hidden from the outside in the forward direction by the front surface of the upper hidden side part 122. FIG.

When the third middle base part 411 is hidden or pulled out under the upper base part 111, the third side support part 440 may slide and roll on the upper indentation part 122a.

When the multi-level bleachers are in a storage state, the upper side part 120 is formed with a predetermined space inside so that the middle balustrade is positioned and at least a part of the middle balustrade can be hidden from the outside. A certain hidden space S120 can be provided.

The upper side portion 120 is located near the concealing space S120 so that the middle side portion can be drawn into the concealing space S120 or pulled out from the concealing space S120 by moving the position of the middle base assembly. It may be formed so as to be open forward.

The rear cover assembly 600 is connected to the rearwardly extending side extension portion 610 of the upper assembly 100 and the side extension portion 610 at a predetermined angle to cover the middle assembly or the lower assembly from the outside in the rearward direction. A rear extension 620 may be provided to conceal at least a portion of the solid 500 .

As a specific example, the side extension part 610 may be connected to the upper hidden side part 122 and extended to protrude from the upper hidden side part 122 in the rear direction.

For example, the outer surface of the side extension part 610 and the outer surface of the upper hidden side part 122 may form a uniform surface.

The rear extension part 620 may be formed to extend from one side to the other side from the side extension part 610 .

The upper side portion 120 may be connected to both side ends of the upper base assemblies 111 and 112, and the middle side portion may be connected to both side ends of the middle base assembly.

Therefore, the rear cover assembly 600 can also be connected to the upper side portions 120 on both sides.

The rear extension part 620 may be partially opened so that the storage space S600 can communicate with the outside in the rear direction.

The rearward extension on one side and the rearward extension on the other side may be spaced apart from each other.

As a result, a person can easily move to the lower side of the multi-stage bleachers from the outside in the rear direction, so that the movement of the manager and the repairman can be made freely.

FIG. 8 is a front view of the multi-tiered bleachers according to one embodiment of the present invention in a stored state.

Referring to FIG. 8, when the multi-level bleachers are in a storage state, the first middle side part 230, the second middle side part 330 and the third middle side part 430 may be arranged in the concealment space S120.

Here, when the multi-stage bleachers are in a storage state, the front side portion of the middle stage partially covers the hidden space S120 so as to prevent a person or a foreign object from entering the hidden space S120 from the outside in the front direction. It can be hidden from the outside in the forward direction.

As a specific example, when the multi-stage bleachers are in a storage state, the first middle front side portion 234 can hide part of the concealment space S120 from the outside in the forward direction.

A first middle balustrade part 220 may be positioned in an inner space of the first middle side part 230 .

Accordingly, when the multi-tiered bleachers are in a storage state, it is possible to prevent accidents or malfunctions caused by people or foreign objects entering the hidden space S120.

FIG. 9 is a diagram illustrating a rear cover assembly when the multi-tiered bleachers are in a storage state according to an embodiment of the present invention.

The upper rear side portion may contact the middle side portion to define a range in which the middle side portion can be moved rearward.

The upper rear side portion may contact the middle rear side portion to define a range in which the middle side portion can be moved rearward.

As a specific example, referring to FIG. 9, when the multi-tiered bleachers are moved from the use state to the storage state, the first, second, and third middle side walls are positioned rearward. can be moved.

Here, the third middle base assembly can be moved rearwardly until the third middle rear side portion 433 contacts the upper rear side portion 123 .

Similarly, the second middle base assembly moves rearwardly until the third middle rear side 433 contacts the upper rear side 123 and the second middle rear side 333 contacts the third middle rear side 433 . can be relocated.

In addition, the third middle rear side surface portion 433 contacts the upper rear side surface portion 123, the second middle rear side surface portion 333 contacts the third middle rear side surface portion 433, and the first middle rear side surface portion 233 contacts the second middle rear side surface portion 433. The first middle base assembly can be moved rearward until it contacts the side portion 333 .

When the multi-stage bleachers are in the storage state, the first middle rear side surface portion 233 contacts the second middle rear side surface portion 333, the second middle rear side surface portion 333 contacts the third middle rear side surface portion 433, and the third middle rear side surface portion 333 contacts the third middle rear side surface portion 433. The middle rear side portion 433 can contact the upper rear side portion 123 .

10 to 12 are drawings for explaining the positional relationship of crosspieces of the balustrade provided in the multi-tiered bleachers according to one embodiment of the present invention.

The upper area A130, which is a virtual area including all possible positions of the upper balustrade 130 by moving the upper base assembly, and the middle balustrade by moving the middle base assembly. The middle balustrade can be connected to the middle base assembly so that the middle region, which is a virtual region containing all possible positions, can overlap each other.

If the upper base assembly is not displaced, the upper area A130 may mean an imaginary area including the position of the upper balustrade 130 .

As a specific example, referring to FIG. 10, it can be assumed that the middle tier assemblies are first middle tier assembly 200 , second middle tier assembly 300 and third middle tier assembly 400 .

The first middle area A220 may mean an imaginary area including all possible positions of the first middle balustrade part 220 as the first middle base assembly is moved.

The second middle area A320 may mean an imaginary area including all possible positions of the second middle balustrade part 320 as the second middle base assembly is moved.

The third middle area A420 may mean an imaginary area including all possible positions of the third middle balustrade part 420 as the third middle base assembly is moved.

Here, at least two of the first middle area A220, the second middle area A320, the third middle area A420 and the upper area A130 may overlap.

For example, the middle area, the second middle area A320, the third middle area A420 and the upper area A130 may overlap each other.

The upper balustrade part 130 may be connected to the upper base part 111 and/or the upper connecting side part 121 .

The upper assembly 100 may further include an upper side portion 120 that mediates the upper base assemblies 111 and 112 and the upper balustrade portion 130 .

The upper balustrade portion 130 includes an upper front rod 131 connected to the front end of the upper side portion 120 and extending upward, an upper rear rod 132 connected to the rear portion of the upper side portion 120 and extending upward, and the upper front rod 131 . and an upper horizontal rod 133 connecting the upper rear rod 132 to each other.

Also, an upper grip part 134 connected to the upper end of the upper front rod 131 and the upper end of the upper rear rod 132 may be further provided.

The upper rear rod 132 is connected at a predetermined angle to one upper rear rod 132a connected to the upper connection side portion 121 of the upper side portion 120 and to the one upper rear rod 132a, and extends upward. A side upper rear rod 132b may be provided.

One side upper rear rod 132 a may extend to protrude from the upper connection side portion 121 in the lateral direction.

A lower end of the other upper rear rod 132 b may be connected to the one upper rear rod 132 a , and an upper end of the other upper rear rod 132 b may be connected to the upper grip part 134 .

The upper horizontal rod 133 has one side upper horizontal rod 133a connected to the upper front rod 131 at a predetermined angle, and the one side upper horizontal rod 133a connected to the one side upper horizontal rod 133a at a predetermined angle. An intermediate upper horizontal rod 133b extending rearward from the horizontal rod 133a and another upper horizontal rod 133c connected to the intermediate upper horizontal rod 133b and the other upper rear rod 132b at a predetermined angle are provided. can.

For example, the one side upper horizontal rod 133a and the other side upper horizontal rod 133c may extend in opposite directions with respect to the middle upper horizontal rod 133b.

For example, one side upper horizontal rod 133 a may extend laterally from the upper front rod 131 .

For example, the other upper horizontal rod 133c may extend in a direction opposite to the lateral direction from the other upper rear rod 132b.

The middle balustrade portion may be connected with the middle base portion and/or the middle connecting side portion.

The middle assembly may further include a middle side portion that mediates the middle base assembly and the middle balustrade.

The middle balustrade portion includes a middle front rod connected to the front end of the middle side surface and extending upward, a middle rear rod connected to the rear portion of the middle side surface and extending upward, the middle front rod, and the middle stage. There may be a middle transverse rod connecting the rear rods to each other.

Also, a middle grip part connected to upper ends of the middle front rod and the middle rear rod may be further provided.

The middle rear rod includes a one-side middle rear rod connected to the middle-connecting side portion of the middle-stage side portion and the other-side middle-row rear rod connected to the one-side middle rear rod at a predetermined angle and extending upward. can be equipped.

The one-side middle rear rod may extend to laterally protrude from the middle connecting side portion.

A lower end of the other middle rear rod may be connected to the one middle rear rod, and an upper end of the other middle rear rod may be connected to the upper grip part 134 .

The middle horizontal rod is a one-side middle horizontal rod connected to the middle front rod at a predetermined angle, and is connected to the one-side middle horizontal rod at a predetermined angle to the rear of the one-side middle horizontal rod. and an intermediate middle horizontal rod extending in a direction and another middle horizontal rod connected to the intermediate middle horizontal rod and the other middle rear rod at a predetermined angle.

For example, the one-side middle horizontal rod and the other-side middle horizontal rod may extend in opposite directions with respect to the middle middle horizontal rod.

As an example, one side middle horizontal rod may extend laterally from the middle front rod.

For example, the other middle horizontal rod may extend in a direction opposite to the lateral direction from the other middle rear rod.

As a specific example, referring to FIG. 11, it can be assumed that the middle tier assemblies are first middle tier assembly 200 , second middle tier assembly 300 and third middle tier assembly 400 .

Accordingly, the multi-level bleachers may include a first middle balustrade part 220 , a second middle balustrade part 320 and a third middle balustrade part 420 .

Accordingly, the first middle balustrade part 220 may include a first middle front rod 221 , a first middle rear rod 222 , a first middle horizontal rod 223 and a first middle grip part 224 .

Here, the first middle rear rod 222 may include a first one-side middle rear rod 222a and a first other-side middle rear rod 222b.

Also, the first middle horizontal rod 223 may include a first one-side middle horizontal rod 223a, a first middle middle horizontal rod 223b, and a first other-side middle horizontal rod 223c.

A detailed description of the technical features of the configuration of the first middle balustrade part 220 may be omitted if it overlaps with the above description.

Similarly, the second intermediate balustrade portion 320 may comprise a second intermediate front rod 321 , a second intermediate rear rod 322 , a second intermediate horizontal rod 323 and a second intermediate grip portion 324 .

Here, the second middle rear rod 322 may include a second one-side middle rear rod 322a and a second other-side middle rear rod 322b.

In addition, the second middle horizontal rod 323 may include a second one-side middle horizontal rod 323a, a second middle middle horizontal rod 323b, and a second other-side middle horizontal rod 323c.

A detailed description of the technical features of the configuration of the second middle balustrade part 320 may be omitted if it overlaps with the above description.

Similarly, the third intermediate balustrade portion 420 may comprise a third intermediate front rod 421 , a third intermediate rear rod 422 , a third intermediate horizontal rod 423 and a third intermediate grip portion 424 .

Here, the third middle rear rod 422 may include a third one-side middle rear rod 422a and a third other-side middle rear rod 422b.

Also, the third middle horizontal rod 423 may include a third one-side middle horizontal rod 423a, a third middle middle horizontal rod 423b, and a third other-side middle horizontal rod 423c.

A detailed description of the technical features of the configuration of the third middle balustrade part 420 may be omitted if it overlaps with the above description.

For example, the first middle horizontal rod 223 may be positioned above the second middle horizontal rod 323 .

Also, the second middle horizontal rod 323 may be positioned below the second middle horizontal rod 323 .

A second middle horizontal rod 323 may be positioned above the third middle horizontal rod 423 .

Also, the upper horizontal rod 133 may be positioned below the third middle horizontal rod 423 .

The middle horizontal rod can be moved above or below the upper horizontal rod 133 by moving the middle assembly.

The middle horizontal rods can cross each other by moving the middle assembly.

As a specific example, referring to FIGS. 11 and 12, when the multi-stage bleachers are moved from the use state to the storage state, the second middle horizontal rod 323 is used as a reference and the upper side of the second middle horizontal rod 323 is moved. , the first middle horizontal rod 223 can be moved rearward, and the third middle horizontal rod 423 is positioned forward on the lower side of the second middle horizontal rod 323 with respect to the second middle horizontal rod 323. can be moved.

In this way, since the middle horizontal rods of the middle balustrade on both sides are divided into upper and lower parts, they do not interfere with each other.

Similarly, when the multi-tiered bleachers are moved from the use state to the storage state, the second middle horizontal rod 323 is positioned above the third middle horizontal rod 423 on the basis of the third middle horizontal rod 423 in the rearward direction. With the third middle horizontal rod 423 as a reference, the upper horizontal rod 133 can be moved forward under the third middle horizontal rod 423 .

Here the respective transverse rods can be slipped in contact with each other.

As an example, when the multi-tiered bleachers are moved from a use state to a storage state, the first middle horizontal rod 223 may contact and slip on the second middle horizontal rod 323, and the second middle horizontal rod 323 may slide toward the second middle horizontal rod 323. The third intermediate horizontal rod 423 can be contacted and slipped, and the third intermediate horizontal rod 423 can be contacted and slipped against the upper horizontal rod 133 .

However, the present invention is not limited to this, and the respective middle horizontal rods can be separated from each other.

A side assembly according to an embodiment of the present invention includes upper base assemblies 111 and 112 including an upper base portion 111 providing a predetermined area for visitors to sit and an upper support portion 112 supporting the upper base portion 111. and a lower base assembly 511 having a lower base part 511 providing a predetermined area where visitors can sit and a lower support part 512 supporting the lower base part 511 as a lower part of the upper base assemblies 111 and 112; In the side assembly connected to the side end of the base assembly including 512, the upper side surface connected to the upper base assemblies 111 and 112 to hide at least part of the upper support part 112 from the outside in the outward direction. A portion 120 may be included.

Here, when the lower base assemblies 511 and 512 are in a state of being hidden under the upper base assemblies 111 and 112, the upper base assemblies 111 and 112 and the upper base assemblies 111 and 112 and The upper side part 120 may have a predetermined width so that the lower base assemblies 511 and 512 are covered.

Since the upper side part 120 provides the concealment space S120 and the rear cover assembly 600 provides the storage space S600, the multi-stage bleachers can be easily stored anywhere without providing a separate storage space. can be stored in

For example, the exterior in the forward direction may refer to any space located in front of the multi-tiered bleachers.

In addition, the outside in the lateral direction may mean an arbitrary space located laterally with respect to the multi-tiered bleachers.

This principle can be applied to other directions in the same way, and a detailed description thereof will be omitted.

In the attached drawings, in order to express the technical idea of the present invention more clearly, configurations that are irrelevant or less relevant to the technical idea of the present invention are simplified or omitted.

Although the configuration and features of the present invention have been described above based on the embodiments of the present invention, the present invention is not limited thereto, and the present invention belongs to the present invention that can be variously changed or modified within the spirit and scope of the present invention. Such modifications or variations are obvious to those skilled in the art and are therefore intended to be covered by the appended claims.

Claims (15)

an upper assembly;
a middle stage assembly that can be hidden under the upper stage assembly or pulled out from the bottom side of the upper stage assembly as a lower stage of the upper stage assembly;
a lower assembly that can be hidden under the middle assembly or pulled out from the bottom of the middle assembly as a lower stage of the middle assembly;
The upper assembly includes:
an upper base assembly comprising an upper base part providing a predetermined area in which a visitor can be placed; an upper support part supporting the upper base part; and at least a part of the upper support part connected to the upper base assembly. Equipped with an upper side surface that hides from the outside in the outer direction,
The upper side portion is
When the lower assembly and the middle assembly are in a state of being hidden under the upper assembly, the upper assembly, the middle assembly, and the lower assembly are arranged laterally. Multi-level bleachers having a predetermined width to be covered. The middle assembly is
A middle base assembly having a middle base providing a predetermined area where a spectator can be positioned, a middle support supporting the middle base, and a spectator positioned above the middle support is positioned on the middle support. a middle balustrade that is displaced with the middle base assembly such that it is prevented from falling outwardly;
The upper side portion is
A concealment space, which is a predetermined space, is provided inside such that, when in the storage state, the middle balustrade is positioned so that at least a part of the middle balustrade can be hidden from the outside in the outward direction. 1. Multistage bleachers according to 1. The middle assembly is
In a state of use in which the middle assembly is pulled out from the lower side of the upper assembly and the lower assembly is pulled out from the lower side of the middle assembly, it is connected to the middle base assembly. further comprising a middle-stage side surface part that hides at least a part of the middle-stage support part from the outside in the outer direction;
The upper side portion is
The concealment space is opened forward so that the middle-stage side portion can be pulled into the concealment space or pulled out from the concealment space by the positional movement of the middle-stage base assembly. 3. A multi-level bleachers according to claim 2 formed. The middle side portion is
A middle connection side portion connected to the middle base assembly, a middle concealment side portion that conceals at least a portion of the middle support portion from the outside, and the middle concealment side portion are separated from the middle base assembly by a predetermined distance. a middle front side surface portion connecting the middle connecting side surface portion and the middle concealing side surface portion to each other,
The middle front side portion is
A part of the concealment space is concealed from the outside in the storage state so as to prevent a person or a foreign object from entering the concealment space from the outside in the front direction in the storage state. , The multi-level bleachers according to claim 3. The upper side portion is
an upper connection side portion connected to the upper base assembly; an upper concealment side portion for concealing at least a portion of the upper support portion from the outside; and the upper connection side portion to form the concealment space. comprising an upper rear side portion connecting the upper hidden side portions to each other;
The upper rear side portion,
5. The multi-tiered bleachers according to claim 3, wherein contact with said middle-level side surface defines a range in which said middle-level side surface can be moved rearward. The middle side portion is
A middle stage connection side part connected to the middle stage base assembly, a middle stage concealment side part that conceals at least a part of the middle stage support part from the outside in an outward direction, and the middle stage balustrade are prevented from coming into contact with the middle stage concealment side part. a middle rear side portion that connects the middle connection side portion and the middle concealment side portion so that the middle base assembly and the middle concealment side portion are separated from each other by a predetermined distance, and
The upper rear side portion,
6. The multi-stage bleachers according to claim 5, wherein contact with said middle rear side portion defines a range in which said middle portion side portion can be moved rearward. The middle assembly is
In a state of use in which the middle assembly is pulled out from the lower side of the upper assembly and the lower assembly is pulled out from the lower side of the middle assembly, it is connected to the middle base assembly. 7. The apparatus according to any one of claims 2 to 6, further comprising: a middle side surface part that conceals at least a part of said middle support part from outside, and a side support part that is connected to said middle side surface part and supports said upper side surface part. or the multi-tiered bleachers described in paragraph 1. The side support part
In order to reduce friction generated when the side support part slides on the upper side part while the middle assembly is moved with respect to the upper assembly, the roller is formed as a roller. 8. Multistage bleachers according to Item 7. The upper side portion is
an upper connection side portion connected to the upper base assembly; an upper concealment side portion for concealing at least a portion of the upper support portion from the outside; and the upper connection side portion to form the concealment space. comprising an upper rear side portion connecting the upper hidden side portions to each other;
The upper concealed side portion includes:
9. The multistage bleachers according to claim 7 or 8, wherein the inner surface is recessed to form an upper recessed portion so that the side support portion can be hidden from the outside in the forward direction. A rear cover set that is connected to the upper assembly and provides a storage space, which is a predetermined space in which the middle assembly or the lower assembly can be positioned in the rearward direction of the upper assembly when in the storage state. 10. A multi-level bleachers according to any one of claims 1 to 9, further comprising: a solid; The rear cover assembly includes:
A side extension portion extending in the rear direction of the upper assembly and a rear portion connected to the side extension portion at a predetermined angle to hide at least part of the middle assembly or the lower assembly from the outside in the rear direction. 11. A multi-level bleachers according to claim 10, comprising extensions. The rearward extension is
12. The multi-stage bleachers according to claim 11, wherein the storage space is partially opened to communicate with the outside in the rear direction. The upper assembly includes:
further comprising an upper balustrade connected to the upper base assembly;
The middle assembly is
A middle base assembly having a middle base providing a predetermined area where a spectator can be positioned, a middle support supporting the middle base, and a spectator positioned above the middle support is positioned on the middle support. a middle balustrade that is displaced with the middle base assembly such that it is prevented from falling outwardly;
The middle balustrade part is
An upper area, which is a virtual area that includes all possible positions of the upper balustrade by moving the upper base assembly, and the middle balustrade by moving the middle base assembly. 13. A multi-level bleachers according to any one of claims 1 to 12, wherein middle tier areas, which are virtual areas containing all possible positions, are connected to the middle tier base assembly so as to overlap each other. The upper side portion is
mediating the upper base assembly and the upper balustrade with each other;
The upper balustrade,
An upper front rod connected to the front end of the upper side surface portion and extending upward, an upper rear rod connected to the rear portion of the upper side surface portion and extending upward, and the upper front rod and the upper rear rod being connected to each other. Equipped with an upper horizontal rod,
The intermediate assembly is
further comprising a middle side portion that mediates the middle base assembly and the middle balustrade;
The middle balustrade part is
A middle front rod connected to the front end of the middle side surface portion and extending upward, a middle rear rod connected to the rear portion of the middle side surface portion and extending upward, and the middle front rod and the middle rear rod being connected to each other. Equipped with a middle horizontal rod to
The middle horizontal rod is
14. The multi-level bleachers according to claim 13, wherein the position of the middle assembly is moved above or below the upper horizontal rod. An upper base assembly comprising an upper base part providing a predetermined area where a visitor can be placed and an upper support part supporting the upper base part, and a predetermined area where a visitor can be placed as a lower stage of the upper base assembly. A side assembly connected to a side end of a base assembly including a lower base assembly having a lower base part providing a region and a lower support part supporting the lower base part,
an upper side surface portion connected to the upper base assembly to conceal at least a portion of the upper support portion from the outside in an outward direction;
The upper side portion is
When the lower base assembly is hidden under the upper base assembly in a storage state, the upper base assembly and the lower base assembly are covered in a lateral direction. A side assembly having a width of

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