KR200430747Y1 - Moveable Folding type sound reflector - Google Patents

Abstract

The present invention is free to move, and can be transformed and arranged in various forms when unfolded, and it can be stored, handled, and managed easily by taking up minimal space while folding and making it easy to store, handle, and manage. The present invention relates to a folding sound reflector that can be conveniently used, comprising: a mobile cart installed in a concert hall, a theater, a stage, a performance hall, and the like to constitute an acoustic reflector that helps reflection of sound; A reflective wall which is supported by the movable cart to be set at a predetermined height and has a reflective surface formed on its front surface; And a reflective surface is formed on the front surface, the reflective folded wall is installed to be foldable hinged on the left and / or right side of the reflective wall; it is characterized in that it comprises a very simple installation and removal, in various forms It can change the installation location or form, and can actively respond to changes in performance scale, performance form, audience number, etc., it can be installed quickly in a small amount of time and cost, and it can be stacked and stored to maximize space utilization. It is easy to maintain, handle, and manage, and has an effect of facilitating maintenance or inspection.

Description

Movable Folding type sound reflector

1 is a perspective view showing a foldable acoustic reflector according to an embodiment of the present invention.

2 is a plan view of FIG. 1.

3 is a rear view of FIG. 1.

4 is a side view of FIG. 1.

FIG. 5 is a plan view illustrating a folded state of a plurality of foldable acoustic reflectors of FIG. 1.

FIG. 6 is an enlarged plan view illustrating a state of a hinge when the reflective folding wall of the folding sound reflector of FIG. 3 is unfolded. FIG.

7 is an enlarged plan view illustrating a state of a hinge when folding a reflective folding wall of the folding acoustic reflector of FIG. 3.

8 is a rear view illustrating a rotation state of the insertion pin and the tightening knob of FIG. 3.

9 is a side view of FIG. 8.

(Description of Major Symbols in the Drawing)

10: folding acoustic reflector 11: mobile bogie

11a: entrance 12: reflective wall

13: reflective folding wall 14: weight

15: hinge 16: reflective wall side aluminum profile

17: Reflective folding wall side aluminum profile

17a: Through groove on the side of reflective folding wall 18: Mobile bogie insertion door

19: insertion pin 20: hinge shaft

21: extension bar 22: grid guide groove

23: Tightening Knob

The present invention relates to a foldable acoustic reflector, more specifically, it is free to move, and can be modified and arranged in various forms when unfolded, and can be stored and handled by taking up a minimum of space while folding it. The present invention relates to a mobile collapsible acoustic reflector that is easy to manage and that can be easily maintained and used in a rugged form.

In general, the sound reflector is provided in a wall of a concert hall, theatre, a stage, a performance hall, and the like to help reflection of sound.

In other words, various concerts such as opera, symphony orchestra, singers, performers, etc. are performed in conventional concert halls, theaters, stages, and performance halls, and sound that induces a reflection effect in order to provide more original sound to the audience or audience of the audience. Reflectors are widely used.

Such a conventional acoustic reflector has a ringing effect using reflection and a noise removing effect using scattering, and all of these effects are provided by the direct sound and the reflected sound so that the audience or the audience of the audience can hear the most ideal original sound. The reflection angle was determined to tune the ratio and achieve this tuned ratio.

Accordingly, the conventional acoustic reflector has a reflection member that is generally vertically erected on the hole wall so as to maximize reflection and scattering through the tuning of the reflection angle, and is repeatedly arranged from side to side.

In particular, such a conventional acoustic reflecting device has been constructed in such a way that it is usually suspended in a ceiling of a stage, or fixedly installed on a wall of a stage, and permanently fixed by adding a plurality of reflecting plates to the frame.

However, such a conventional permanently fixed acoustic reflector, once installed, is impossible to change its installation position or form unless it is dismantled once. There was a problem that could not be used due to the failure.

Second, the conventional acoustic reflector, the interior of the hall of the stage could not be used for any other purpose than the stage performance, permanently fixed installation to give the audience to eat, a problem that takes a lot of time and cost when installing there was.

Third, the conventional acoustic reflector has not been able to make a general indoor place other than the stage as a temporary hall, and there is a problem that the space utilization is lowered since it is permanently fixed even after the performance.

Fourthly, the conventional acoustic reflector has a problem in that it is fixedly installed in a wide range of walls, ceilings, stages, etc. in a room, which is very cumbersome to maintain, handle, and manage, and is very difficult to repair or inspect.

The purpose of the present invention for solving the above problems, the installation and dismantling is very simple, can change the installation position or form in a variety of forms, and actively respond to changes in the scale of performance, the form of the performance or the number of audiences, etc. To provide a foldable acoustic reflector that can be installed quickly and variously.

In addition, another object of the present invention, the interior of the hall of the stage can be utilized for the gymnasium or other uses other than the stage performance, it is variously installed in a mobile manner does not give the audience a sickness, quick installation with little time and cost To provide a collapsible acoustic reflector that makes it possible.

In addition, another object of the present invention is to provide a foldable sound reflector that can make a general place, not a stage as a temporary hall, and maximize the space utilization by folding and storing after folding.

In addition, another object of the present invention is to provide a foldable acoustic reflector that can be stored in several places in one place, easy to maintain, handle, manage, and advantageously maintenance or inspection.

Foldable acoustic reflecting apparatus of the present invention for achieving the above object, is provided in a concert hall, theater, stage, performance hall, etc. in the configuration of an acoustic reflector to help the reflection of the sound, the mobile bogie is installed to be movable; A reflective wall which is supported by the movable cart to be set at a predetermined height and has a reflective surface formed on its front surface; And a reflective surface formed on a front surface thereof, the reflective folding wall being provided to be hinged on the left side and / or the right side of the reflective wall.

In addition, according to the present invention, the mobile bogie is installed on the bottom rear of the reflective wall, a weight is installed to support the reflective wall, and the mobile bogie on the mall reflective wall to allow nesting of at least one or more other mobile bogies. An insertion door is formed, and the movable trolley inlet is preferably widened so as to reduce the nesting interval when the nesting of the mobile trolley is inserted.

Further, according to the present invention, the hinge is provided between the reflective wall side aluminum profile and the reflective fold wall side aluminum profile, the reflective fold wall wall so as to fix the expansion state at the time of maximum expansion of the reflective fold wall from the reflective wall Insertion pins are provided to insert the through-groove side of the reflective folding wall formed in the side aluminum profile, and the insertion pins allow the operator to simultaneously operate a plurality of the grooves at the bottom of the reflective wall. It is hinged to one side, the rear end is fixed to the extension rod, the extension rod is fixed at the same time as the rear end of the plurality of the insertion pins, and at the bottom thereof, is moved along the grid guide groove installed in the lower portion of the reflective wall It is preferable that a tightening knob that is fixed by tightening the knob is installed.

On the other hand, according to the present invention, it is possible that the reflective surface of the reflective wall and the reflective surface of the reflective foldable wall are vertical cylindrical rounded surfaces.

Hereinafter, a foldable acoustic reflector according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

First, as shown in Figures 1 to 4, the foldable sound reflecting apparatus 10 according to a preferred embodiment of the present invention is installed in a concert hall, theater, stage, performance hall, etc. to help the reflection of sound, largely mobile It is the structure comprised including the trolley | bogie 11, the reflective wall 12, and the reflective fold | folded wall 13.

Here, the movable trolley 11 is installed to be movable, is installed on the bottom rear of the reflective wall 12, as shown in Figure 4, the weight to support the reflective wall 12 (14) is installed.

The reflective wall 12 is supported by the movable trolley 11 at a predetermined height, and has a reflective surface formed thereon, and the reflective surface of the reflective wall 12 is vertically oriented. It is a round surface.

Here, the reflective surface of the reflective wall 12 can be formed in various ways such as uneven surface, polygonal surface or string groove in addition to the round surface.

In addition, the reflective folding wall 13 is formed so that a reflective surface is formed on a front surface thereof, and is provided to be foldable by a hinge 15 on the left side and / or the right side of the reflective wall 12. The reflective surface of) is a partially cylindrical rounded surface that is erected vertically.

Here, the reflective surface of the reflective folding wall 13 can be formed in various ways such as uneven surface, polygonal surface or string groove, in addition to the round surface.

6 and 7, the hinge 15 is provided between the reflective wall side aluminum profile 16 and the reflective fold wall-side aluminum profile 17.

On the other hand, as shown in Figure 5, the foldable acoustic reflector 10 of the present invention, the overlapping with the other foldable acoustic reflectors 10, that is, the overlapping of the mobile bogie 11 A movable trolley insertion door 18 is formed in the reflective wall 12, and the inlet 11a of the mobile trolley 11 is wide to reduce the gap of the nesting when the nesting of the mobile trolley is inserted. .

Here, the movable trolley insertion door 18 forms a reflective surface of the reflective wall 12 and is decomposed so that it can be separated from the reflective wall 12 when overlapped with other movable trolleys 11. It is possible to assemble or to install a hinge (not shown) to be rotated in the vertical direction with the reflective wall 12, and the like.

Meanwhile, as illustrated in FIGS. 8 and 9, the foldable acoustic reflector 10 of the present invention may fix the expanded state at the maximum expansion of the reflective foldable wall 13 from the reflective wall 12. The insertion pin 19 into which the distal end part is inserted is provided in the reflective foldable wall side through groove 17a formed on one side of the reflective foldable wall side aluminum profile 17.

In addition, the insertion pin 19 is a hinge shaft 20 on one side of the aluminum profile 16 of the reflective wall 12 so that the operator can operate a plurality of at the bottom of the reflective wall 12 at the same time. It is hinged by, and as shown in Figure 8, the rear end is fixed to the extension bar 21, the extension bar 21 is fixed simultaneously with the rear end of the plurality of the insertion pins 19, At the bottom, a tightening knob 23 which is moved along the grid guide groove 22 installed in the lower portion of the reflective wall 12 and is fixed by tightening the knob is installed.

Therefore, when installing the foldable acoustic reflector 10 of the present invention, the operator unfolds the reflective foldable wall 13 from the reflective wall 12, and the operator tightens the tightening knob 23 to fix the unfolded state. Ascending along the grating guide groove 22, the extension rod 21 is raised together with the tightening knob 23, while simultaneously rotating the insertion pins 19 hinged to the reflective wall 12 to the insertion pins By extending through the reflective fold wall side through grooves 17a formed in the reflective fold wall side aluminum profile, the expansion state can be firmly maintained.

In addition, when storing the folding acoustic reflector 10 of the present invention, when the operator lowers the tightening knob 23 along the grid guide groove 22, the extension rod 21 with the tightening knob 23. While descending, the insertion pins 19 hinged to the reflective wall 12 are simultaneously reversed so that the insertion pins 19 are simultaneously formed in the reflective folding wall side through-hole 17a formed in the reflective folding wall side aluminum profile. As it exits, it becomes possible to fold the reflective wall 12 and the reflective fold wall 13, the operator folds the reflective fold wall 13 to the reflective wall 12, as shown in Figure 5, the present invention By nesting in the mobile trolley 11 of the other foldable acoustic reflector of 10 will be able to efficiently store the foldable acoustic reflector 10 of the present invention in a narrow space.

The present invention is not limited to the above-described embodiment, and of course, modifications by those skilled in the art are possible without departing from the spirit of the present invention.

That is, the shape of the reflective wall 12, the reflective foldable wall 13 and the movable bogie 11 of the present invention is not limited to the drawings, the design of the main configuration of the present invention, the internal structure and material, etc. It is possible to easily modify and change by those skilled in the art without departing from the technical spirit of the present invention.

Therefore, the scope of the claims in the present invention is not defined within the scope of the detailed description, but will be limited by the claims and the technical spirit thereof.

As described above, according to the foldable acoustic reflection device of the present invention, installation and dismantling is very simple, and various installation positions and shapes can be changed, and active responses to changes in performance scale, performance form, or audience number, etc. It can be installed quickly, with little time and cost, and can be stacked and maximized to maximize space utilization, and is easy to maintain, handle and manage, and have an effect to facilitate maintenance or inspection.

Claims (4)

In constructing an acoustic reflector which is installed in concert halls, theaters, stages, concert halls, etc. A mobile truck installed to be movable; A reflective wall which is supported by the movable cart to be set at a predetermined height and has a reflective surface formed on its front surface; And A reflective foldable wall having a reflective surface formed on a front surface thereof, the reflective foldable wall being provided to be foldable by a hinge on the left, right, or left and right sides of the reflective wall; Folding sound reflector, characterized in that comprises a. The method of claim 1, The mobile trolley is installed at the bottom rear of the reflective wall, the weight is installed to support the reflective wall, A mobile bogie insertion door is formed on the mall reflective wall to allow the nesting of at least one other mobile bogie, Foldable sound reflector, characterized in that the movable bogie inlet is expanded in width toward the inlet so as to reduce the nesting interval when the nesting of the mobile bogie is inserted. The method of claim 1, The hinge is provided between the reflective wall side aluminum profile and the reflective folding wall side aluminum profile, Insertion pins for inserting the reflective foldable wall side through grooves formed in the reflective foldable wall side aluminum profile to fix the expansion state at the time of maximum expansion of the reflective foldable wall from the reflective wall are installed. The insertion pin is hinged to one side of the reflective wall, the rear end is fixed to the extension rod so that the operator can simultaneously operate a plurality of at the bottom of the reflective wall, The extension rod is fixed at the same time as the rear end of the plurality of insertion pins, the bottom of the folding, characterized in that the tightening knob which is moved along the grid guide groove installed in the lower portion of the reflective wall is fixed by tightening the knob is installed Acoustic reflectors. The method of claim 1, And the reflective surface of said reflective wall and said reflective foldable wall are vertical cylindrical rounded surfaces that are erected vertically.

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