KR101510601B1 - Seats multi-step system - Google Patents

Abstract

A multi-stage bleacher according to one embodiment of the present invention includes: a first bleacher unit connected to a first bleacher and having a bleacher storage device for rotating the first bleacher from a use position to a storage position; And a second spectacle stage located at a front of the first spectacle stage and serving as a lower spectacle stage of the first spectacle stage, wherein the second spectacle stage is positioned and positioned to be hidden below the first spectacle stage, And the bleacher storage device is configured to rotate the first grandstand from the use position to the storage position by the pressing force by the position change of the second viewstand stage.

Description

Seats multi-step system

The present invention relates to a grandstand multi-stage system, and more particularly, to a grandstand multi-stage system that allows a grandstand to be changed from a use position to a storage position by a simple method.

Generally, a folding type grandstand means a grandstand which is mounted in a state in which a plurality of grandstand stages can be viewed and retracted.

It is used mainly for gymnasium, auditorium, various theaters and venues to increase the efficiency of the space, and seats are taken out sequentially so that a large number of seats can be seated.

Further, when the folding type grandstand is not required to be used as a grandstand, it may be changed to a state in which a plurality of grandstand stages are laminated when it is necessary to widen the space, or when transportation is required.

Here, in order to change the state of a plurality of gorgeous stones, it is necessary to change the state of the gorgeous gorgeous stools after they are folded and folded.

Conventionally, the grandstand rotation device is manually operated for each grandstand before the plurality of grandstand stages are changed to a stacked state, and the grandstand is changed to a lying state or is automatically changed to a state where the grandstand is automatically laid down by a motor or the like .

However, the conventional method of operating by hand does not provide convenience to the user and takes a long time, and a method of automatically implementing using electricity is complicated in that a separate electric device is required There is a problem.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a grandstand multi-stage system which maximizes the convenience of the user and the efficiency of the work time by rotating a plurality of grandstand seats from the use position to the storage position by a simple method when a plurality of grandstand stages are accommodated.

A multi-stage bleacher according to one embodiment of the present invention includes: a first bleacher unit connected to a first bleacher and having a bleacher storage device for rotating the first bleacher from a use position to a storage position; And a second spectacle stage located at a front of the first spectacle stage and serving as a lower spectacle stage of the first spectacle stage, wherein the second spectacle stage is positioned and positioned to be hidden below the first spectacle stage, And the bleacher storage device is configured to rotate the first grandstand from the use position to the storage position by the pressing force by the position change of the second viewstand stage.

The first spectacle stage of the spectacle multi-stage system according to an embodiment of the present invention includes a first spectacle stage to which the spectacle storage device is mounted, and the second spectacle stage includes a second spectacle stage, And a pressing part connected to the second shelf part so as to provide the pressing force by contact with the floatage storage device when the second shelf part is moved to be hidden below the first shelf part have.

The pressurizing portion of the multi-stage bleacher according to an embodiment of the present invention includes a pressurizing roller portion that rotates by contact with the gaiter storage device and a pressurizing roller support portion that rotatably supports the pressurizing roller portion and is connected to the second shelf portion, And a control unit.

The first viewstand of the multi-stage tapestry system according to an embodiment of the present invention includes a path providing unit connected to a bottom surface of the first shelf unit to provide a path for moving the second shelf unit, A guide roller portion rotating in contact with one surface of the path providing portion and a release preventing portion disposed on both sides of the path providing portion to prevent the guide roller from being separated from the path providing portion.

The first spectacle stage of the spectacle multi-stage system according to an exemplary embodiment of the present invention includes a first shelf unit to which the spectacle-deposit unit is mounted, and the spectacle-storage unit includes a frame mounted on the first shelf unit; A first support portion mounted to be rotatable with respect to a first fixed rotation axis mounted on the frame and connected to the first viewstand to support the first viewstand; A second support portion mounted to be rotatable with respect to a second fixed rotation axis mounted on the frame; A connecting portion that is rotatably mounted on a first variable rotation shaft mounted on the first support portion and a second variable rotation shaft mounted on the second support portion, respectively, one side and the other side of the connection portion connecting the first support portion and the second support portion; And a second support portion mounted on the frame so as to be movable in position while being in contact with the second support portion by the urging force so that the second support portion is rotated with respect to the second fixed rotation axis, And rotating the first grandstand to rotate from the used position to the stored position by rotating the first grandstand on each of the first fixed rotation axis and the second fixed rotation axis.

The position shifting unit of the grandstand multi-stage system according to an embodiment of the present invention may include an attitude conversion unit that is brought into contact with the second spectator seat to change the position of the second viewstand, A contact portion that is moved in contact with the second support portion, and an intermediate portion that connects the posture changing portion and the contact portion to be interlocked with each other.

The mediating part of the grandstand multi-stage system according to an embodiment of the present invention is connected to one side of the posture changing part, and the posture changing part is configured to change the position of the contact part between the second viewstand And the intermediate portion is rotated by the contact to move the intermediate portion.

The mediating part of the multi-stage bleacher according to one embodiment of the present invention is characterized in that it is rotated by the rotation of the posture changing part.

The intermediate portion of the multi-stage bleacher system according to an embodiment of the present invention is a wire, and the position shifting portion includes a rotation support portion mounted on the first shelf portion and supporting rotation of the posture changing portion, And a bending guide portion for guiding the bending of the intermediate portion when the posture changing portion rotates by allowing the intermediate portion to pass therethrough.

The posture changing unit of the grandstand multi-stage system according to an embodiment of the present invention is rotated by the contact with the second viewer seat so that the contact unit is rotated with respect to the second fixed rotation unit while being in contact with the second support unit . ≪ / RTI >

The position shifting unit of the grandstand multi-stage system according to an embodiment of the present invention may be configured such that the rotation direction of the first variable rotation shaft and the rotation direction of the second variable rotation shaft are opposite to each other.

The second support portion of the multi-stage bleacher according to an embodiment of the present invention may include a contact piece for rotating based on the second fixed rotation axis by the contact of the position shifting portion.

The position shifting portion of the multi-stage bleacher seat according to an embodiment of the present invention may press the contact piece downward to rotate the contact piece.

The apparatus according to one embodiment of the present invention includes a first support portion and a frame connected to the frame to rotate at a speed lowering the rotation speed when the first bleacher is rotated from the use position to the receiving position And a reduction unit.

In the bleacher storage device of the multi-stage bleacher system according to one embodiment of the present invention, the bleacher storage device is inserted into the second fixed rotation shaft and one side and the other side are respectively connected to the second supporting part and the frame, And an elastic part elastically deformed when rotated to the receiving position.

According to the bleacher multi-stage system of the present invention, when a plurality of viewstep stages are accommodated, a plurality of bleachers can be rotated from the use position to the storage position by a simple method.

In addition, convenience of the user can be provided by simultaneously implementing the reception of the stage and the rotation of the grandstand.

In addition, it is possible to simultaneously rotate the grandstand disposed at the same view stand, so that the working time can be minimized.

1 is a schematic perspective view showing a multi-stage bleacher according to an embodiment of the present invention;
BACKGROUND OF THE INVENTION Field of the Invention [0001] The present invention relates to a multi-
FIGS. 3 to 14 are views for explaining the operation principle of a multi-stage bleacher system according to an embodiment of the present invention, and FIGS. 6 (a) and 6 (b) FIG. 1 is a perspective view of a conventional artillery storage device; FIG.
15 is a view showing a modified example of a grandstand storage device provided in a grandstand multi-stage system according to an embodiment of the present invention;

Hereinafter, specific embodiments of the present invention will be described in detail with reference to the drawings. It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the inventive concept. Other embodiments falling within the scope of the inventive concept may readily be suggested, but are also considered to be within the scope of the present invention.

The same reference numerals are used to designate the same components in the same reference numerals in the drawings of the embodiments.

FIG. 1 is a schematic perspective view showing a multi-stage viewstand system according to an embodiment of the present invention, and FIG. 2 is a schematic perspective view illustrating a state where a multi-stage viewstand system according to an embodiment of the present invention is accommodated.

Referring to FIGS. 1 and 2, a grandstand multi-stage system 10 according to an embodiment of the present invention is used in a gymnasium, various theaters or event venues, and a plurality of grandstand stages are implemented in a multi- And it may be a structural system in which a plurality of viewing stand stages can be changed into a stacked state when it is not necessary to implement the function of a grandstand, that is, when transportation is necessary or when it is necessary to expand the space.

In the following description, a state in which the function of a chair multi-stage system 10 is implemented is defined as a use state, and a state in which a function as a chair is lost is defined as a non-use state.

At least one grandstand S may be provided at each stage of the grandstand 5 and at least one of the grandstand 1 and the backing 2 of each grandstand S may be rotatably realized.

In other words, when a plurality of spectacle stages 5 are implemented in a multi-stage format, the seat 1 of each grandstand S can be arranged at a predetermined angle with respect to the back plate 2 to realize a function as a chair, At least one of the seat plate 1 and the back plate 2 of each grandstand seat S is rotated and can be changed into a state of being substantially parallel to each other (a folded state) when a change to a state in which the spectacle stage 5 is laminated is required It is.

On the other hand, when a plurality of gorgeous stones 5 are changed into a laminated state, the grandstand S disposed at each end can be rotated from the use position to the storage position, The seat position S can mean a standing position in which the seat S can function as a chair, and the seat position can be a position in which the seat S can not function as a chair, Location.

However, the use position does not necessarily mean only the position in which the seat (1) and the back plate (2) are unfolded in order to realize the function of the chair seat (S) And may stand for a standing position.

The rotation from the use position of the grandstand S disposed in the grandstand stage 5 at the specific stage to the storage position can be realized by the interaction of the grandstand storage device 600 and the grandstand 5 disposed at the lower stage . This will be described later with reference to FIG. 3 to FIG.

3 to 14 are views for explaining the operation principle of a multi-stage bleacher system according to an embodiment of the present invention. Figs. 6 (a) and 6 (b) Fig. 2 is an internal configuration diagram showing a bleacher storage device provided in the system. Fig.

3 and Fig. 5 are views showing a state of use in which a function as a chair is implemented in a multi-stage bleacher system according to an embodiment of the present invention. Fig. 7 and Fig. 8 are views showing the use of a bleacher Position to the receiving position. 9 and 10 are views showing a state in which the floorstand at the lowermost stage moves to the lower side of the stage at the top of the upper stage. Figs. 11 to 14 show the state Fig. 6 is a view showing a state in which a grandstand provided at a viewing stand is rotated from a use position to a storage position.

The multi-stage bleacher system 10 according to one embodiment of the present invention can be implemented by connecting the viewstone stages having the bleacher storage device 600 to a plurality of stages and, as described above, (See FIG. 2) can be distinguished from each other.

When the boulevard multi-stage system 10 needs to be switched from the in-use state to the non-use state, the bouquet stage of a specific stage may be slid down to the lower side of the booth stage directly above the stage, State.

In this case, when the stage of a particular stage is slid to the lower side of the stage of the spectacle immediately above, the stage of the grandstand disposed at the stage of the stage of the upper stage can be rotated from the use position to the receiving position by the staging stage of the stage, The concealment of the stage and the rotation of the seats can be realized at the same time.

Hereinafter, for the sake of convenience of explanation of the above-described principle, a five-stage grandstand system 10 will be described as an example, a grandstand stage of a second stage is defined as a first grandstand stage 100, It is defined as the stage 2 (200).

In the multi-stage bleacher system 10 according to the present invention, the second viewstand stage 200 located at the front of the first viewstand stage 100 is slid by an external force, The first grandstand S1 disposed at the first viewstand 100 may be rotated from the use position to the storage position while being hidden.

The grandstand disposed at the third grandstand stage while the first grandstand stage 100 is hidden below the grandstand stage of the third stage can be rotated from the use position to the storage position, and the grandstand stage of the fourth stage and the grandstand The grandstand placed on the stage can also be rotated by the same principle.

In this case, the spectators 'stalls 100 and 200 at all stages may include the spectators' storage apparatus 600, and the second spectacles S2 disposed at the second spectacles stage 200, 200 and thus, as shown in FIG. 7 and FIG. 8, regardless of the positional shift of the stage of the other stage, It can be rotated from the use position to the storage position by applying a direct external force.

3 to 6, the first viewstand 100 includes a first shelf 110, a grandstand storage device 600 mounted on the first shelf 110, At least one first grandstand S1 connected to the grandstand storage device 600 may be included.

The second spectacles stage 200 includes a second stage 200 and a second stage 200 in which the second stage 210 and the second stage 210 are positioned so as to be hidden below the first stage 110, And a pressing unit 220 which is in contact with the grandstand storage device 600 mounted on the first shelf 110 and connected to the second shelf so as to provide a pressing force to the grandstand storage device 600.

The gaiter storage device 600 may be configured such that the first grandstand seat S1 is moved from the use position to the first grandstand stage 200 by the pressing force provided by the positional movement of the second grandstand stage 200 to the lower side of the first grandstand stage 100 The first supporting portion 620, the second supporting portion 630, the connecting portion 640, and the position 640 as shown in Figs. 6 (a) and 6 (b) (650).

Specifically, the frame 610 may be a component mounted on the first shelf 110 and providing an appearance, and the first support portion 620 may be mounted on the frame 610 to form a first fixed rotation axis 602 , And is connected to the first grandstand (S1) to support the first grandstand (S1).

The second support portion 630 is a component that is rotatably mounted on the basis of the second fixed rotation axis 604 mounted on the frame 610. The connection portion 640 has one side and the other side, A first variable rotation shaft 606 mounted on the first supporting portion 620 and a second variable rotating shaft 608 mounted on the second supporting portion 630 so that the first supporting portion 620 and the second supporting portion 630 630).

The position shifting unit 650 is mounted on the frame 610 so as to be movable in position while being in contact with the second supporting unit 630 by the pressing force so that the second supporting unit 630 can be moved to the second fixed rotating shaft 604, So that the first variable rotation axis 606 and the second variable rotation axis 608 are rotated about the first fixed rotation axis 602 and the second fixed rotation axis 604, And may be a component that causes the first grandstand S1 to be rotated from the use position to the receiving position.

The position shifting unit 650 may shift the rotation direction Y1 of the first variable rotation shaft 606 and the rotation direction Y2 of the second variable rotation shaft 608 such that the contact piece of the second support unit 630 632 in the downward direction.

The contact piece 632 is a component corresponding to one side of the second support part 630 and is rotated by the contact of the position shifting part 650 to rotate the second support part 630 about the second fixed rotation axis 604 As shown in Fig.

One side of the contact piece 632 that contacts the moving part 650 may be rounded to correspond to the outer surface of the contact part 652 of the moving part 650, And may be formed into a bar shape.

The contact portion 652 of the position shifting portion 650 is pressed downward by an external force and the contact portion 652 is pressed downward by the external force, The contact piece 632 rotates in the first direction Y1 with respect to the second fixed rotation axis 604. [

The second support portion 630 rotates in the first direction Y1 with respect to the second fixed rotation axis 604 by the rotation of the contact piece 632 in the first direction Y1, The variable rotation shaft 608 also rotates in the first direction Y1.

The first variable rotation shaft 606 rotates in the second direction Y2 with respect to the first fixed rotation shaft 602 by the rotation of the second variable rotation shaft 608 in the first direction Y1 The first support portion 620 is rotated in the second direction Y2 with respect to the first fixed rotation axis 602 by the rotation of the first variable rotation shaft 606 in the second direction Y2.

The rotation of the first support portion 620 in the second direction Y2 enables the first grandstand S1 to be rotated from the use position in the standing position to the storage position in the overlapped state.

The gaiter storage device 600 is connected to the first support part 620 and the frame 610 and includes a speed reducing part for reducing the rotation speed when the first grandstand S1 is rotated from the use position to the storage position 660), and the speed reduction unit 660 may be, for example, a gas cylinder, a pneumatic cylinder, a hydraulic cylinder, or the like.

Therefore, due to the speed reducer 660, the present invention can prevent the impact when the first grandstand S1 is rotated from the use position to the storage position, thereby maximizing the durability and the like.

The float storage device 600 is inserted into the second fixed rotation shaft 604 and one side and the other side are connected to the second support part 630 and the frame 610 respectively so that the first bleacher S1 And may include an elastic part E which is elastically deformed when rotated to the storage position.

The elastic part E may be a kind of coil spring. When the first grandstand S1 rotates to the used position and then rotates to the used position, the elastic part E is raised from the covered state by the restoring force by the elastic deformation Can be changed.

The buffer 690 may be mounted on the front surface of the frame 610 and the buffer 690 may be rotated in a state where the first grandstand S1 is covered, The first support portion 620 may be in contact with the impact to absorb the impact, and may be formed of a kind of rubber material.

9 to 14, the pushing force by the position shifting portion 650 that causes the first grandstand S1 to be rotated from the use position to the storage position is set such that the second viewstand stage 200 is located at the first viewstand stage 100 And the position shifting unit 650 may be provided with a posture changing unit 656, a contact unit 652, and a mediating unit 654.

The attitude conversion unit 656 is configured to change the attitude by contacting the second viewstand stage 200 when the second viewstand stage 200 is moved, that is, when the first viewstand stage 100 is moved to the lower side of the first viewstand stage 100 And the contact portion 652 may be a component that is moved in contact with the contact piece 632 of the second support portion 630 by the posture change of the posture changing portion 656.

The intermediate portion 654 may be a component that connects the posture changing portion 656 and the contact portion 652 to each other and interlocks with each other at the outside of the frame 610. However, And may be connected to the contact portion 652 inside the frame 610.

The contact portion 652 may be formed in a bar shape as described above, and the mediating portion 654 may be connected to one side of the posture changing portion 656.

The posture changer 656 moves the contact portion 652 in contact with the second support portion 630 so as to be rotated about the second fixed rotation axis 604, So that the intermediate portion 654 can be moved.

Here, the intermediate portion 654 may be connected to the posture changing portion 656 and the contact portion 652 by passing through the first shelf portion 110 with a kind of wire, and the posture changing portion 656 may be connected to the first The rotation can be supported by the rotation support portion 670 mounted on the bottom surface of the shelf portion 110 and the intermediate portion 654 can be supported by the rotation support portion 670 by the bending guide 680, .

The bending guide portion 680 may be mounted on the rotation support portion 670 to allow the intermediate portion 654 to pass through the intermediate portion 654, The rotation of the posture changing portion 656 can be effectively changed by the pressing force against the contact piece 632 of the contact portion 652 by guiding the bending of the mediating portion 654.

The portion that provides the pressing force to the posture changing portion 656 of the position shifting portion 650 during the sliding of the second venue stone stage 200 to the lower side of the first spectacle stone stage 100, And the pressing portion 220 is rotatably mounted on the pressing roller support portion 224 and is connected to the posture changing portion 656. The presser roller supporting portion 224 is connected to the rear side of the second shelf portion 210, And a pressing roller portion 222 which rotates by contact with the pressing roller portion 222. [

In other words, the pressurizing roller support part 224 can rotatably support the pressurizing roller part 222, and the pressurizing roller part 222 can support the pressurizing roller part 222, 100 and the posture changing unit 656, and can be rotated.

As described above, when changing the use of the gorgeous multi-stage system 10 according to the present invention from the use state to the non-use state, the second grandstand S2 of the second gorge 200 is changed to the storage position, And the contact portion 652 is moved by the contact with the posture changing portion 656 by the movement of the pressing portion 220 caused by the movement of the position of the second viewing stand 200. [ Is pressed downward by the contact piece 632 so that the first grandstand S1 is automatically rotated from the use position to the storage position.

That is, according to the present invention, the rotation of the first grandstand (S1) is realized by moving the position of the second viewstand (200), so that the work is simplified and the convenience of the user can be increased.

With the same principle, the grandstand of the third stage can be rotated from the use position to the storage position by the movement of the first stage 100, and the same can be applied to the fourth stage and the rehearsal stage.

When the second venue stage 200 is moved to a lower side of the first venue stage 100, the second venue stage 200 is provided with a pathway provision unit (not shown) provided in the first venue stage 100 The guide roller portion 212 and the separation preventing portion 214 disposed at the second viewstand stage 200 and the guide roller portion 212 and the separation preventing portion 214, respectively.

The path providing unit 112 may be connected to the bottom surface of the first shelf unit 110 to provide a path for moving the second shelf unit 120 and may be configured to move the second shelf unit 120 in a direction Can be formed long.

The guide roller portion 212 may be a kind of roller that rotates in contact with one surface of the path providing portion 112. The guide preventing roller portion 212 may be a roller that rotates 112 to prevent them from being detached from each other.

Therefore, when the second shelf unit 210 is moved to the lower side of the first shelf unit 110, the release preventing unit 214 is moved along the path providing unit 112, The portion 212 rotates while being in contact with the path providing portion 112, so that stable and smooth positional movement can be realized.

A plurality of first floorstanders S1 may be disposed on the first floorstand 100. Each floorstand S1 may be connected to the floorstand 600. In some cases, The grandstand storage device 600 may be connected to only a part of the grandstand S1.

In other words, the number of the grandstand storage devices 600 included in the first grandstand 100 may be equal to or less than the number of the first grandstand S1, When there are a plurality of storage devices 600, the contact portions 652 provided in each grandstand storage device 600 may be composed of one member.

A single or a plurality of intermediate portions 654 and an attitude conversion portion 656 may be connected to the contact portion 652. In the case of a single unit, the pressing portion 220 provided on the second viewstand stage 200 And a plurality of pressurizing units 220 provided at the second viewstand stage 200 may be correspondingly provided.

Here, in the case where there are a plurality of the grandstand storage devices 600 of the first grandstand 100, a plurality of the contact portions 652 provided to each grandstand storage device 600 may be corresponded, (654) and the posture conversion unit (656).

The first support portion 620, the second support portion 630 and the connection portion 640 of the bleacher storage device 600 are connected to the first fixed rotation shaft 602, the second fixed rotation shaft 604, The second rotating shaft 606 and the second rotating shaft 608. However, the present invention is not limited thereto, and the rotating shaft itself may be rotated after being fixed to any one of the rotating shafts.

FIG. 15 is a view showing a modification of the grandstand storage device provided in the grandstand multi-stage system according to the embodiment of the present invention.

Referring to FIG. 15, the bleacher multi-stage system 10 according to another embodiment of the present invention includes the same or similar structure as that of the present invention described with reference to FIGS. 1 to 14 except for the intermediate portion 654 ' Since the structure and effects of the present embodiment are the same as those of the multi-stage multi-stage system 10 according to the embodiment, descriptions other than the intermediate section 654 'will be omitted.

The mediating unit 654 'may be a component of the grandstand seating apparatus 600 provided at the first spectacle stage 100 and may be a kind of bar shape rotatably mounted on the posture changing unit 656 .

The intermediate section 654 can be rotated and moved due to the second viewstand stage 200 being the lower end of the first viewstand stage 100 being moved to the lower side of the first viewstand stage 100,

The pushing portion 220 of the second viewstand stage 200 is moved to the posture changing portion 656 and the pushing portion 220 of the second viewstand stage 200 is moved to the lower side of the first viewstand 100. [ And the intermediate portion 654 is rotatably moved by the rotation of the posture changing portion 656. In this case,

When the intermediate portion 654 is rotated by the rotation of the posture changing portion 656, the second support portion 630 is pressed downward of the contact portion 652, And can be rotationally moved from the use position to the storage position.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It will be apparent to those skilled in the art that changes or modifications may fall within the scope of the appended claims.

10: Grandstand system
100: 1st exhibition hall stage
110: first shelf
200: The second exhibition hall
220:
600: Living room storage
610: Frame
620:
630:
640:

Claims (15)

A first spectacle-stone unit connected to the first spectacles and having a spectacle-taking device for rotating the first spectacles from the use position to the receiving position; And
And a second spectacle stage located in front of the first spectacle stage and serving as a lower spectacle stage of the first spectacle stage,
The second viewstand stage is positioned so as to be hidden below the first viewstand stage,
Wherein the gaiter storage device causes the first grandstand to be rotated from the use position to the storage position by the pressing force by the position of the second viewstand,
Wherein the first spectacle stage has a first shelf on which the spectacle storage device is mounted,
Wherein the second spectacle stage is provided so that the pressing force by the contact with the gypsum storage device is provided so that when the second spectacle stage is moved such that the second shelf part is disposed on the lower side of the first shelf part And a pressing portion connected to the second shelf portion,
The pressing portion includes a pressing roller portion arranged to be spaced apart from the first shelf portion and rotated by contact with the gaiter storage device and a pressing roller portion rotatably supporting the pressing roller portion and connected to the second shelf portion, And a support portion for supporting the multi-stage bleacher.
delete delete The method according to claim 1,
Wherein the first viewstand comprises a path providing unit connected to a bottom surface of the first shelf unit to provide a path for moving the second shelf unit,
And the second viewstand includes a guide roller portion that rotates in contact with one surface of the path providing portion and a departure preventing portion disposed on both sides of the path providing portion to prevent the guide roller from being separated from the path providing portion A multi-stage bleacher system.
The method according to claim 1,
Wherein the first spectacle stage has a first shelf on which the spectacle storage device is mounted,
The bleacher storage device comprises:
A frame mounted on the first shelf;
A first support portion mounted to be rotatable with respect to a first fixed rotation axis mounted on the frame and connected to the first viewstand to support the first viewstand;
A second support portion mounted to be rotatable with respect to a second fixed rotation axis mounted on the frame;
A connecting portion that is rotatably mounted on a first variable rotation shaft mounted on the first support portion and a second variable rotation shaft mounted on the second support portion, respectively, one side and the other side of the connection portion connecting the first support portion and the second support portion; And
The second support portion being mounted on the frame so as to be movable in position while being in contact with the second support portion by the urging force so that the second support portion is rotated on the basis of the second fixed rotation axis, and the first variable rotation shaft and the second variable rotation shaft And a position shifting unit for rotating the grandstand to rotate from the use position to the storage position by being rotated about the first fixed rotation axis and the second fixed rotation axis, respectively.
6. The apparatus according to claim 5,
A posture changing unit which is brought into contact with the second spectacle-stone stage to change the position of the second spectacle-stone stage, a contact unit which is moved in contact with the second support unit by posture change of the posture changing unit, And an intermediate portion connecting the contact portions and interlocking with each other.
The method according to claim 6,
Wherein the mediating part is connected to one side of the attitude converting part,
Wherein the posture changing portion is rotated by the contact with the second viewstone so that the contact portion is moved in contact with the second support portion to move the intermediate portion.
8. The apparatus of claim 7,
Wherein the posture changing unit is rotated by rotation of the posture changing unit.
8. The method of claim 7,
The intermediate portion is a wire,
The position shifting portion includes a rotation supporting portion mounted on the first shelf portion and supporting rotation of the posture changing portion, and a bending portion that is mounted on the rotation supporting portion and guides the bending of the intermediate portion when the posture changing portion rotates, Further comprising a guide unit.
7. The image processing apparatus according to claim 6,
Is rotated by the contact with the second viewstand, so that the contact portion is rotated with respect to the second fixed rotation portion while being in contact with the second support portion.
6. The apparatus according to claim 5,
Wherein the rotation direction of the first variable rotation shaft and the rotation direction of the second variable rotation shaft are opposite to each other.
6. The apparatus according to claim 5,
And a contact piece for rotating based on the second fixed rotation axis by the contact of the moving part.
13. The apparatus according to claim 12,
And the contact piece is rotated in a downward direction to rotate the contact piece.
The apparatus according to claim 5,
Further comprising a speed reduction unit connected to the first support unit and the frame to reduce the rotation speed when the first grandstand is rotated from the use position to the storage position.
The apparatus according to claim 5,
And an elastic part inserted into the second fixed rotation shaft and connected to the second support part and the frame at one side and the other side respectively and elastically deformed when the first bleacher rotates from the use position to the accommodation position Features multi-stage bleacher system.

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