KR102022515B1 - Stand chair with anti-vibration supporting structure - Google Patents

Abstract

The present invention relates to a stand having a vibration-proof support structure, capable of minimizing the delivery of vibrations from a support surface through the application of vibration-proof design and increasing the load support strength of a stand passage panel while enabling the stand passage panel to be quickly and easily connected and fixed. According to an embodiment of the present invention, the stand having a vibration-proof support structure includes: a plurality of inclined supports placed away from a support surface and extended to be inclined in a vertical direction and mutually spaced in a horizontal direction; an upper support stepped like stairs in the upper part of the inclined supports in a vertical direction; a plurality of lower support frames placed in the lower part of the inclined supports at a distance apart in a vertical direction and extended in a vertical direction while having the bottom converging on one spot; a truss connecting and fixing the lower support frames in a horizontal direction; and a stand passage panel installed on each of the stairs of the upper support to form a passage and a stair-like installation surface of a stand seat.

Description

Grandstand with easy assembly and seismic support structure {STAND CHAIR WITH ANTI-VIBRATION SUPPORTING STRUCTURE}

The present invention relates to a grandstand in which a plurality of grandstand chairs are installed stepwise in accordance with a plurality of rows and columns, and more particularly, relates to a grandstand with easy seismic support and a seismic supporting structure.

In general, a seat is provided in a stepped manner so that a seat, a theater, a performance hall, a gymnasium, a stadium, or an auditorium can be seated and watch a play, a movie, a performance, an athletic event, etc. Installed in rows.

The grandstand also includes a support structure for supporting a plurality of grandstand chairs to be cascaded in rows and columns.

Such a grandstand is supported at the bottom of the support surface, and the top is spaced apart from the support surface, extending stepwise stepwise in the longitudinal direction, and in the transverse direction, a plurality of support frames spaced apart from each other, and a plurality of support frames in the transverse direction. The trusses are connected to each other and the top of the support frame is installed at each stage, and the grandstand passageway panel forms a stepped installation surface and a passage of the grandstand chair.

As an example of a grandstand including the above-described support structure, Korean Utility Model Publication No. 20-2011-0002802 (published on March 22, 2011) includes a plurality of stepped trusses that are framed in a vertical direction, and the scaffolding on the trusses. After mounting, the pedestal to which the spectator chair is coupled to the box-shaped support on the top of the truss is assembled, the protruding piece having an axial hole in the orthogonal direction at the top and bottom of the truss, respectively, The support bar connected to the triangular support between the upper and lower protrusions of the truss aft between the holding rods that can be fitted in the orthogonal direction from the upper and lower shaft holes, and the engaging pieces having the shaft holes that can be fitted to the rear suspended protrusions of the lateral trusses. The prefabricated grandstand, characterized in that the reinforcement by binding each truss standing in the longitudinal direction with the support in the transverse direction Russ the reinforcing structure is disclosed.

In addition, the Republic of Korea Patent Registration No. 10-1103046 (2012.01.05.) Is provided with a horizontal connecting rod of a predetermined length, a plurality of fixed to the height difference to be spaced apart at a predetermined interval from one end to the other end direction on the upper surface of the horizontal connecting rod A vertical connector is provided, and a footrest connector fixed to a vertical connector adjacent to the upper end of the vertical connector of one side end is provided, and braces each connected and fixed between the plurality of vertical connectors are provided and fixed to the other side of the horizontal connector. A plurality of main trusses provided with a support member at an upper end of a vertical connector, and a handrail support to which side rails are coupled to an upper end of the vertical connector; A footrest that is fitted and seated on the footrest connector; A bleacher seat with which the coupling member is fixed to the coupling groove of the vertical connector; A side handrail fixed to the handrail base; Disclosed is a prefabricated grandstand with a truss system, characterized in that it comprises a tripod connecting the main truss to prevent flow.

In addition, the Republic of Korea Patent Publication No. 10-2013-0032569 (published on April 02, 2013) is composed of a support frame, a pillar installed on the support frame, and a scaffold installed on the pillar, and is formed on the upper vertical bar of the support frame Brackets fastened to the fastening bolts at the lower end of the column, the support plate is formed of a wall and a bottom surface having a hook groove while being installed in opposite directions with a height difference on the front / rear of the pillar, and the front / rear of the scaffold frame There is disclosed a prefabricated grandstand characterized in that it is composed of a tightening bolt installed on both sides and fastened in a hook groove of a support plate.

However, in the case of a grandstand with a conventional support structure, vibration is transmitted from the support surface as a relatively large number of vertical supports are installed on the support surface according to the structural design based on the load support, and the seismic design is not considered at all. It was not very vulnerable to earthquakes.

Meanwhile, as an example of a grandstand passage panel forming a stepped installation surface and a passage of a grandstand chair, the Republic of Korea Patent Publication No. 10-2012-0053658 (published on May 29, 2012) has an upper side formed at the lower end of the lower side, Disclosed is a prefabricated grandstand passageway plate characterized in that the first projection panel formed on the outer side and the second groove formed on the outer side of the coupling groove is coupled to each other of the coupling projection and the coupling groove.

However, in the case of the conventional grandstand passageway panel as described above, there is a problem in that the lower portion is opened and the load supporting strength is lowered, and as a result of the fastening and fixing of the grandstand passage panel with respect to the upper end of the support frame, the grandstand passage is Fastening and fastening of the panel was very cumbersome and difficult problem.

Patent Document 1: Republic of Korea Utility Model Publication No. 20-2011-0002802 (published on March 22, 2011) Patent Document 2: Republic of Korea Patent Registration No. 10-1103046 (January 5, 2012) Patent Document 3: Republic of Korea Patent Publication No. 10-2013-0032569 (published 04.02.2013) Patent Document 4: Republic of Korea Patent Publication No. 10-2012-0053658 (published May 29, 2012)

Accordingly, the present invention has been made to solve the above-mentioned problems of the prior art, and is based on the problem of providing a grandstand with a seismic support structure in which a seismic design is applied to minimize vibration transmission from a support surface. .

In addition, the present invention is based on the problem of providing a grandstand with an earthquake-resistant support structure so that the load-bearing strength of the grandstand passage panel can be increased and the fastening and fixing work of the grandstand passage panel can be easily performed.

The object of the present invention described above, the inclined support spaced apart from the support surface to extend in the longitudinal direction and spaced apart from each other in the transverse direction spaced apart from each other, and stepped stepwise in the longitudinal direction on top of the inclined support A lower support frame which is spaced apart from each other at intervals along the longitudinal direction and extends vertically in a vertical direction at a lower portion of the inclined support, the lower support frame being converged to a point and a lower support frame transversely It is achieved by providing a bleacher having a seismic support structure comprising a truss to be fixed to each other, and the top support is installed at each stage and a bleacher passageway panel that forms a stepped installation surface of the bleachers chair.

According to a preferred feature of the invention, the lower support frame is installed along the longitudinal direction in the lower portion of the inclined support, is formed over two of the ends formed by the upper support and three ends with respect to each other Spaced apart.

According to a preferred feature of the invention, the lower support frame extends vertically from the position between the end and the end of the upper support vertically, and extends downward from the position between the end and the end located immediately before and immediately after the vertical support But the lower end includes a bilateral convergence column connected to the lower end of the vertical column, and a horizontal connecting rod horizontally connecting the vertical and the both sides of the convergence column.

According to a preferred feature of the invention, the bilateral convergence column extends downwardly from a position between the end and the end located immediately before and immediately after the vertical support, but the bottom extends inclined toward the bottom of the vertical support.

According to a preferred feature of the invention, the lower support frame further comprises a jack-type height adjustment member is installed to be adjustable in length at a point where the vertical support and the two side convergence support converged.

According to a preferred feature of the invention, the truss forms an X when viewed from the side.

According to a preferred feature of the present invention, the spectator passageway panel has a vertical cross-section, but the upper, lower and both sides have a closed cross section inside.

According to a preferred feature of the present invention, one side of the spectator passageway panel is formed with a coupling protrusion protruding, and the other side of the spectator passage panel is formed with a coupling groove that can be fitted into the coupling protrusion.

According to a preferred feature of the present invention, a horizontal fastening plate having a fastening bolt coupled to a lower direction is formed at a lower end of the other side of the bleacher passage panel.

According to a preferred feature of the present invention, a vertical support plate extends upwardly to a side end portion of the horizontal fastening plate and extends to a length corresponding to the thickness of the head of the fastening bolt, and the engaging protrusion of the bleacher passage panel is vertical. Spaced to a height corresponding to the support plate.

According to the grandstand having a seismic support structure according to the present invention, the lower number of the lower support frame converged to one point along the longitudinal direction in the lower portion of the inclined support is spaced apart from each other to form a number of points in contact with the support surface As the area and the area are minimized, the seismic design is possible to minimize the transmission of vibration from the support surface.

In addition, according to the grandstand equipped with a seismic supporting structure according to the present invention, as the grandstand passageway panel having a cross section closed to the lower surface as well as the upper surface and both sides is applied, the load bearing strength is increased and fastening fixed by the horizontal fastening plate Since the work can be made from the top has the advantage that the fastening and fixing work of the viewing passage passage panel can be made easily.

1 is a schematic structural diagram of a grandstand having a seismic supporting structure according to an embodiment of the present invention.
Figure 2 is a side view of the grandstand with a seismic support structure according to an embodiment of the present invention.
Figure 3 is a seat structure with a seismic support structure in accordance with an embodiment of the present invention, the installation structure of the viewing path passage panel.
Figure 4 is a perspective view of a viewing path panel in the bleacher having a seismic support structure according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, this is only to describe in detail enough to be able to easily carry out the invention by those skilled in the art, which does not mean that the technical spirit and scope of the present invention is limited.

The grandstand 1 having a seismic support structure according to an embodiment of the present invention is a plurality of grandstand chairs are installed in a stepwise manner in accordance with a plurality of rows and columns, as shown in Figures 1 to 4, from the support surface The inclined support 10 is spaced apart to extend in the longitudinal direction and spaced apart from each other in the horizontal direction, and the upper support 20 is installed stepwise stepwise along the longitudinal direction on top of the inclined support 10 And, in the lower portion of the inclined support 10 along the longitudinal direction a plurality of spaced apart from each other and formed vertically extending in the vertical direction, the lower end of the lower support frame 30 converged to one point, and the lower support frame 30 A) truss 40 for fastening and connecting each other in the lateral direction, and a bleacher passage panel 50 which is installed at each stage on the upper support 20 to form a stepped installation surface and a passage of a bleacher chair.

Here, the inclined support 10 forms a slope reference frame of the upper support 20 stepped stepwise, and is spaced apart from the support surface by the lower support frame 30.

The inclined support 10 extends inclined upward from the front to the rear in the longitudinal direction, and the plurality of the inclined supports 10 are spaced apart from each other at intervals.

The upper support 20 is stepped stepwise along the longitudinal direction in the upper portion of the inclined support 10 described above.

The upper support 20 is to support the spectator passage panel 50 of each stage from the bottom so that the spectator passage panel 50 to be described later is arranged in a multi-stage step, alternately along the longitudinal direction of the inclined support 10 The vertical support member 21 and the horizontal support member 23 which are continuously arranged, and the horizontal connection member 25 which horizontally connects them with the vertical support member 21 and the horizontal support member 23 on the other inclined support 10. It includes.

Below the inclined support 10, the lower support frame 30 is spaced apart from each other a plurality along the longitudinal direction.

The lower support frame 30 corresponds to a plurality of support legs for inclinedly supporting the grandstand including the inclined support 10, the upper support 20, the grandstand passage panel 50, and the grandstand chair (not shown). , It extends vertically in the vertical direction, but has a structure in which the lower end converges to one point.

As the lower support frame 30 has a structure in which the lower end converges to one point, the number and area of the points in contact with the support surface are minimized, thereby enabling a seismic design that minimizes vibration transmission from the support surface.

In particular, the lower support frame 30 has a minimum number of points in contact with the support surface, but supports the load of the upper inclined support 10, the upper support 20, the grandstand passage panel 50 and the grandstand chair (not shown) As shown in FIG. 2, two stages of stages which are continuously formed by the upper support 20 are installed along the longitudinal direction at the lower portion of the inclined support 10 so that sufficient load supporting strength can be provided. It is preferably formed over and spaced apart from each other with three stages therebetween.

The lower support frame 30 has a vertical support 31 extending vertically from the position between the end and the end of the upper support 20, and the lower end from the position between the end and the end positioned immediately before and immediately after the vertical support 31. It extends to the lower end of the vertical support (31) is connected to the lower side of both side converging column (33), and the vertical support 31 and the horizontal converging column (33) includes a plurality of horizontal connecting rod (35) It is desirable to. Here, the horizontal connecting rod 35 serves as a kind of truss to increase the structural strength by connecting the vertical support 31 and the both side convergence support 33 in the lateral direction.

In addition, the lower support frame 30 supports a support surface of the same height to support the sloping seat including the inclined support 10, the upper support 20, the grandstand passage panel 50 and the grandstand chair (not shown) inclined from the bottom. As a reference, it has a structure in which the vertical length increases toward the rear.

Therefore, in the case of the lower support frame 30 installed on the rear side with a relatively long vertical length, both side convergent column 33 is vertical from the position between the end and the end located immediately before and immediately after the vertical column 31 ( It is preferable to extend vertically in parallel with 31 and inclined toward the lower end of the vertical column 31.

In addition, in the case of the lower support frame 30 installed on the front side with a relatively short vertical length, the both side convergent column 33 extends downward from the position between the end and the end located immediately before and immediately after the vertical column 31. The lower end is preferably extended inclined toward the lower end of the vertical support (31).

Also, as shown in FIG. 2, it is preferable that the jack-type height adjusting member 37 is provided to be adjustable in length at one point where the vertical support 31 and the two side convergence supports 33 converge.

The jack type height adjusting member 37 is screwed to a point where the vertical column 31 and the two convergent column 33 converge in a form in which the protruding length to the lower side is adjusted according to the rotational direction similar to the lower structure of the construction scaffolding. It is desirable to be.

The lower support frame 30 described above is arranged to be spaced apart from each other in the transverse direction is connected to each other in the transverse direction by the truss (40). The truss 40 serves to increase structural strength and load bearing capacity by connecting a plurality of lower support frames 30 arranged in the lateral direction to one support structure.

Truss 40 is preferably connected obliquely inclined to form an X-shape when viewed from the side, as shown in Figure 2, in particular for increasing the support strength and the improvement of the seismic performance.

In the upper support 20 described above, a viewing seat passage panel 50 is installed at each stage. The grandstand passageway panel 50 serves to form a stepped installation surface and a passage of the grandstand chair.

The bleacher passage panel 50 is not formed in a structure in which only the top and both sides are closed and the bottom surface is opened, as in a typical bleacher passage panel, and the load supporting strength is shown in FIGS. 3 and 4 so as to be maximized. As described above, the upper and lower surfaces and both sides have a closed cross section, but are formed in a structure in which a vertical support plate 50a is provided therein.

In addition, it is preferable that the non-slip protrusion 51 protrudes from the upper surface of the viewing seat passage panel 50 to prevent slipping when passing.

In addition, the spectator passageway panel 50 has a structure in which a plurality of partitions are installed. To this end, one side of the bleacher passage panel 50 has a coupling protrusion 53 that can be fitted into the coupling groove 55 of the adjacent bleacher passage panel 50 to protrude and is formed on the other side of the bleacher passage panel 50. The engaging groove 55 into which the engaging projection 53 of the adjacent viewing seat passage panel 50 can be fitted is formed.

In addition, the spectator passageway panel 50 has a fastening bolt 60 for fastening to the upper support 20 so that the fastening fixing operation for the upper support 20 can be made in the upper to lower direction instead of the upper to the lower direction. The horizontal fastening plate 57 coupled in the downward direction is formed to protrude on the lower side of the other side of the viewing passage passage panel 50.

In addition, the vertical support plate 59 extends upwardly at a side end portion of the horizontal fastening plate 57 so that the fastening bolt 60 is not exposed to the upper side, but has a length corresponding to the thickness of the head of the fastening bolt 60. And, it is preferable that the engaging projection 53 of the spectator passage panel 50 is spaced apart at a height corresponding to the vertical support plate (59).

In the case of the grandstand 1 having the seismic support structure according to the embodiment of the present invention described above, the lower support frame 30 in which the lower end converges to one point along the longitudinal direction at the lower portion of the inclined support 10. ) Are spaced apart from each other, so that the number and area of the points in contact with the support surface are minimized, thus enabling seismic design to minimize vibration transmission from the support surface.

In addition, in the case of the grandstand seat (1) having a seismic support structure according to the embodiment of the present invention described above, the load according to the grandstand passage panel 50 having a cross section closed to the lower surface as well as the upper surface and both sides At the same time as the supporting strength is increased, the fastening and fixing work may be performed by the horizontal fastening plate 57 from the upper side to the lower direction, so that the fastening and fixing work of the viewing seat passage panel 50 may be easily performed.

In addition, in the case of the grandstand (1) having a seismic support structure according to an embodiment of the present invention described above, the fastening bolt 60 to enable fastening and fastening of the grandstand passage passage panel 50 to the upper support (20) ) Is covered by one side of the spectator passage panel 50 protruding the engaging projection 53 is not exposed to the outside, the beautiful appearance is provided as well as to prevent the inflow of dust, foreign matter and moisture to the fastening portion as much as possible Can be.

Although the embodiments have been described above by way of example, it will be apparent to those skilled in the art that the present invention may be embodied in many other forms without departing from the spirit and scope thereof. Accordingly, the above-described embodiments should be considered as illustrative and not restrictive, and all embodiments within the scope of the appended claims and their equivalents shall be included within the scope of the present invention.

1: Bleachers with Seismic Support Structure
10: inclined support
20: upper support
21: vertical support member
23: horizontal support member
25: horizontal connecting member
30: lower support frame
31: vertical holding
33: bilateral convergence column
35: horizontal connecting rod
37: jack type height adjustment member
40 truss
50: Audience Passage Panel
51a: vertical support plate
51: anti-slip protrusion
53: engaging protrusion
55: coupling groove
57: horizontal fastening plate
59: vertical support plate
60: fastening bolt

Claims (10)

An inclined support 10 spaced apart from the support surface and inclined in the longitudinal direction and spaced apart from each other in a horizontal direction;
An upper support 20 installed stepwise along the longitudinal direction on the inclined support 10;
A lower support frame 30 which is spaced apart from each other at intervals along the longitudinal direction and extends vertically in a vertical direction at a lower portion of the inclined support 10 but has a lower end converged to one point;
A truss 40 for fixing the lower support frame 30 to each other in a transverse direction; And
Installed on each upper end of the upper support 20 includes a bleacher passage panel 50 for forming a stepped installation surface and the passage of the grandstand chair,
The lower support frame 30 is installed along the longitudinal direction at the lower portion of the inclined support 10, is formed over two ends of the end formed by the upper support 20,
The lower support frame 30 is a vertical support 31 vertically extending from the position between the end and the end of the upper support 20, and the position between the end and the end located immediately before and immediately after the vertical support 31 A horizontal connecting rod 35 extending from the lower side to a lower convergent column 33 connected to a lower end of the vertical support 31 and horizontally connecting the vertical support 31 and the both convergent supports 33 horizontally; ), And a jack-type height adjusting member 37 installed to be adjustable in length at one point where the vertical support 31 and the both side convergence supports 33 converge,
The both side convergent column 33 extends vertically in parallel with the vertical column 31 from a position between the end and the end positioned immediately before and immediately after the vertical column 31 and then the lower end of the vertical column 31. Extending obliquely toward
The spectator passageway panel 50 has a cross section with both the upper, lower and both sides closed, with a vertical support plate 50a provided therein.
A coupling protrusion 53 is formed on one side of the bleacher passage panel 50, and a coupling groove 55 into which the coupling protrusion 53 is fitted is formed on the other side of the bleacher passage panel 50. ,
A horizontal fastening plate 57 is formed at the bottom of the other side of the viewing seat passage panel 50 to which the fastening bolt 60 is coupled downward.
A vertical support plate 59 extends upwardly at a side end portion of the horizontal fastening plate 57 and extends to a length corresponding to the thickness of the head of the fastening bolt 60, and is coupled to the bleacher passage panel 50. The projections 53 are spaced apart to a height corresponding to the vertical support plate 59,
The lower support frame 30 is spaced apart from each other with three ends between the ends continuously formed by the upper support 20,
The truss 40 is a grandstand with a seismic support structure, characterized in that forming an X when viewed from the side. delete delete delete delete delete delete delete delete delete

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