JP2020200691A - Sound absorbing booth - Google Patents

Abstract

To solve a problem that, in a sound absorbing booth properly used as a simultaneous interpretation booth and the like, a wooden one made by combining a plywood, a square timber and the like is heavy, carrying out installation, demolition, transportation and the like by man power requires much labor, and transportation cost becomes high.SOLUTION: A sound absorbing booth BT comprises a plurality of peripheral wall panels 1A to 1H having sound absorbing property which are mainly constituted of a plastic hollow plate 81 that is a resin lightweight rigid plate. The peripheral wall panels 1A to 1H are detachably connected with each other via a component connection portion CT.SELECTED DRAWING: Figure 8

Description

The present invention relates to a sound absorbing booth preferably used as a simultaneous interpretation booth or the like.

Conventionally, as a booth of this type, a wooden booth whose main body is made by combining plywood, square lumber, etc. is known (see, for example, Non-Patent Document 1).

However, wooden ones are heavy and require a great deal of labor to be installed, disassembled, or transported manually. Therefore, for women and other weak workers, there is a problem that it is difficult to assemble and the transportation cost is high (Problem 1).

Further, in the conventional one, since it is necessary to connect the panels with each other by using, for example, a large number of screws, it takes time to construct with a tool, and it takes time and effort to position the panels which require fine adjustment. Was (Issue 2).

"Soundproof panel material DATA information [Silent design assembly type soundproof room] Safety of soundproof panel material & is soundproof room / soundproof construction manufacturer silent design", [online], [Search on May 27, 1st year of Reiwa], Internet < URL: http://www.silent-design.jp/panelu.html>

The inventions according to claims 1 to 4 aim to solve the above-mentioned problem 1.
Further, the invention according to claim 5 is intended to solve the problem 2 in addition to the problem 1.

The sound absorbing booth according to the invention of claim 1 includes a plurality of peripheral wall panels having sound absorbing properties, which are mainly composed of a lightweight resin plate, and the peripheral wall panels are detachably connected to each other via a member connecting portion. Is what you are doing.

In such a case, since the peripheral wall panel is mainly composed of a lightweight resin lightweight rigid plate instead of wooden, a great deal of labor is not required when installing, disassembling, or transporting the panel manually. Therefore, even for women and other weak workers, it is possible to carry out construction in a short time with a small number of people without much difficulty in assembling. In addition, since the peripheral wall panel is mainly composed of a lightweight resin lightweight rigid plate, it is possible to reduce the transportation cost. In addition, since the peripheral wall panel is mainly composed of a lightweight resin plate, it is possible to reduce mold and pain from moisture.

According to the second aspect of the present invention, since the resonator for sound absorption is formed by utilizing the air chamber of the bubble board constituting the lightweight rigid plate made of resin, the panel has a high sound absorption effect even though it is lightweight. It is possible to build a sound absorbing booth with good performance.

According to the invention of claim 3, the bubble board has a cap sheet having a plurality of protrusions for forming an air chamber, and a plurality of air chambers attached to the open side of the protrusions of the cap sheet and corresponding to each protrusion. The Helmholtz resonator is provided with a back sheet for forming the air chamber and a liner sheet attached to the tip end side of the protrusion of the cap sheet, and the back sheet is provided with a small hole for opening the air chamber to the outside. Since the above is formed, the number of parts does not increase due to the addition of the resonator, and the implementation becomes easy.

According to the invention of claim 4, since the glass wool is attached to the back sheet or the liner sheet of the bubble board, the sound absorbing effect of the glass wool can also be obtained.

According to the invention of claim 5, since the member connecting portion includes the magnetic temporary fixing mechanism and the mechanical lock mechanism, it becomes easy to integrate these mechanisms into the peripheral wall panel, and the number of members can be reduced. The ease of assembly can be improved.

According to the inventions of claims 1 to 4, the above-mentioned problem 1 can be solved.
Further, according to the invention of claim 5, the problem 2 can be solved in addition to the problem 1.

The front view which shows the simultaneous interpretation booth which concerns on one Embodiment of this invention. Right side view showing the simultaneous interpretation booth according to the same embodiment. The rear view which shows the simultaneous interpretation booth which concerns on the same embodiment. Left side view showing a simultaneous interpretation booth according to the same embodiment. The plan view which shows the simultaneous interpretation booth which concerns on the same embodiment. FIG. 5 is a cross-sectional view taken along the line XX in FIG. An exploded perspective view showing a simultaneous interpretation booth according to the same embodiment. The figure which shows the assembly mode of the simultaneous interpretation booth which concerns on the same embodiment. A partially broken front view showing a magnet type temporary fixing mechanism according to the same embodiment. FIG. 9 is a cross-sectional view taken along the line YY in FIG. The figure which shows the operating state of the magnet type temporary fixing mechanism which concerns on the same embodiment. The figure which shows the operating state of the magnet type temporary fixing mechanism which concerns on the same embodiment. A partially broken front view showing a mechanical lock mechanism according to the same embodiment. FIG. 13 is a cross-sectional view taken along the line ZZ in FIG. The figure which shows the operating state of the mechanical lock mechanism which concerns on the same embodiment. The figure which shows the operating state of the mechanical lock mechanism which concerns on the same embodiment. The figure which shows the member connection structure which concerns on the same embodiment. The perspective view which shows the magnet type temporary fixing mechanism which concerns on the same embodiment. The perspective view which shows the mechanical lock mechanism which concerns on the same embodiment. A cross-sectional view of a main part showing a peripheral wall panel according to the same embodiment. A cross-sectional view of a main part showing a ceiling panel according to the same embodiment. A cross-sectional view of a main part showing a top plate according to the same embodiment. The schematic diagram which shows the mounting mode of the ventilation fan which concerns on the same embodiment. The schematic diagram which shows the mounting mode of the lighting equipment which concerns on the said embodiment. The side view which shows the dolly which concerns on the same embodiment. The schematic diagram which shows the transportation mode of the component parts of the simultaneous interpretation booth which concerns on the same embodiment.

An embodiment of the present invention will be described with reference to FIGS. 1 to 26.

This embodiment is a case where the present invention is applied to a simultaneous interpretation booth BT which is a sound absorbing booth.

As shown in FIGS. 1 to 8, the simultaneous interpretation booth BT is composed of a plurality of sound-absorbing peripheral wall panels (for example, the first to eighth walls) mainly composed of a plastic hollow plate 81 which is a lightweight rigid plate made of resin. It was constructed by interconnecting the peripheral wall panels 1A to 1H), the four corner frames 2A to 2D interposed between the orthogonal peripheral wall panels 1A to 1H, and, for example, three ceiling panels 3A to 3C. Inside, a top plate T for office work, a chair C, a lighting fixture L, a hanger hook H, and the like are arranged. FIG. 22 is a partial cross-sectional view showing an end portion of the top plate T. This top plate T is obtained by mounting a plastic hollow plate T2, which is a lightweight rigid plate made of resin, on a frame T1 having the same material and cross-sectional shape as the frames 4 to 7 of the peripheral wall panels 1A to 1H described later, for example. A decorative plate T3 made of polypropylene, for example, is attached to the upper surface and the end surface of the plastic hollow plate T2. As shown in FIGS. 5 and 24, the luminaire L is a rod-shaped type made of LED, and is attached to the lower surface side of the ceiling panel 3B as described later.

As shown in FIGS. 1, 7 and 8, the first peripheral wall panel 1A includes left and right vertical frames 4 and 5, an upper frame 6 erected between the upper ends of these vertical frames 4 and 5, and a vertical frame 4. A lower frame 7 erected between the lower ends of 5 is provided, and the vertical frames 4, 5 and the upper frame 6 and the vertical frames 4, 5 and the lower frame 7 are connected via a corner connection block 9. There is. The vertical frames 4 and 5 are extruded products made of a non-magnetic aluminum alloy or the like, and have a substantially square columnar shape, and grooves 4a and 5a that are continuous vertically are formed on four surfaces. There is. Each of the grooves 4a and 5a has a depth d1 larger than the opening width d0, and the bottom walls 41 and 51 forming the back ends of the four grooves 4a and 5a form a square pipe-shaped core 40. 50 is formed. The upper frame 6 and the lower frame 7 have the same cross-sectional shape as the vertical frames 4 and 5, respectively, and are formed by cutting an extruded aluminum material or the like to a desired length in the same manner as the vertical frames 4 and 5, respectively. It is a thing. The wall surface component 8 is arranged in the area partitioned by the vertical frames 4, 5, the upper frame 6, and the lower frame 7. In the case of the first peripheral wall panel 1A, the upper and lower sound absorbing walls 8A and 8B and the window wall 8C are used as the wall surface components 8.

In the sound absorbing walls 8A and 8B, for example, a sound absorbing material 82 such as glass wool is attached to the inner surface of a plastic hollow plate 81 which is a lightweight resin plate, and a nonflammable cloth 83 such as glass cloth is attached to the sound absorbing material 82. It is installed and has a wall frame 84 around it. Then, the left and right wall frames 84 are attached between the vertical frames 4 and 5 by engaging the grooves 4a and 5a of the corresponding vertical frames 4 and 5.

More specifically, the plastic hollow plate 81 is called a bubble board or the like having a large number of air chambers 81a inside, and as shown in FIG. 20, resonance for sound absorption using the air chambers 81a is used. The vessel 81c is formed. The plastic hollow plate 81 has a cap sheet 811 having a plurality of protrusions 814 for forming the air chamber 81a, and a plurality of air chambers 81a attached to the open side of the protrusions 814 of the cap sheet 811 and corresponding to the respective protrusions 814. The back sheet 812 and the liner sheet 813 attached to the tip end side of the protrusion 814 of the cap sheet 811 are provided, and the back sheet 812 is provided with a small hole 81b for opening the air chamber 81a to the outside. The Helmholtz type resonator 81c is formed. Then, glass wool 82 is attached to the back sheet 812.

The window wall body 8C is provided with a window frame 86 on the peripheral edge of a transparent acrylic plate 85, and the vertical frame is formed by engaging the left and right window frames 86 with the grooves 4a and 5a of the corresponding vertical frames 4 and 5. It is installed between 4 and 5.

As shown in FIGS. 1 and 6 to 8, the second peripheral wall panel 1B is arranged on the right side in the front view of the first peripheral wall panel 1A described above, and is arranged with the first peripheral wall panel 1A. It has the same configuration. Therefore, the same reference numerals are given to the corresponding parts, and the description thereof will be omitted.

As shown in FIGS. 2 and 6 to 8, the third peripheral wall panel 1C is connected to the second peripheral wall panel 1B in an orthogonal state via the first corner frame 2A, and is connected to the second peripheral wall panel 1B in an orthogonal state. It has the same configuration as panel 1A. Therefore, the same reference numerals are given to the corresponding parts, and the description thereof will be omitted.

The first corner frame 2A has the same cross-sectional shape as the vertical frames 4 and 5 of the first peripheral wall panel 1A, and like the vertical frames 4 and 5, the aluminum extruded material or the like is cut to a desired length. It was formed by this. Therefore, the same reference numerals are given to the corresponding parts, and the description thereof will be omitted.

As shown in FIGS. 2 and 6 to 8, the fourth peripheral wall panel 1D is arranged behind the third peripheral wall panel 1C (on the right side in FIG. 2), and the left and right vertical frames 4 5 and an upper frame 6 erected between the upper ends of these vertical frames 4 and 5, and a lower frame 7 erected between the lower ends of the vertical frames 4 and 5, and the vertical frames 4, 5 and the upper frame 6 are provided. The vertical frames 4, 5 and the lower frame 7 are connected to each other via a corner connection block 9. The vertical frames 4, 5, the upper frame 6 and the lower frame 7 have the same configurations as those in the first peripheral wall panel 1A. Therefore, the same reference numerals are given to the corresponding parts, and the description thereof will be omitted. The wall surface component 8 is arranged in the area partitioned by the vertical frames 4, 5, the upper frame 6, and the lower frame 7. In the case of the fourth peripheral wall panel 1D, only the sound absorbing wall body 8A is used as the wall surface component 8. The configuration of the sound absorbing wall body 8A is based on that of the first peripheral wall panel 1A.

As shown in FIGS. 3 and 6 to 8, the fifth peripheral wall panel 1E is connected to the fourth peripheral wall panel 1D in an orthogonal state via the second corner frame 2B, and is connected to the left and right vertical walls. The frames 4 and 5 are provided with an upper frame 6 erected between the upper ends of the vertical frames 4 and 5, and the vertical frames 4, 5 and the upper frame 6 are connected via a corner connecting block 9. There is. The vertical frames 4, 5 and the upper frame 6 have the same configuration as that in the first peripheral wall panel 1A. Therefore, the same reference numerals are given to the corresponding parts, and the description thereof will be omitted. The wall surface component 8 is arranged in the area partitioned by the vertical frames 4, 5 and the upper frame 6. In the case of the fifth peripheral wall panel 1E, only the door wall body 8D is used as the wall surface component 8. The door wall body 8D includes a door frame 87 and a door 89 arranged inside the door frame 87 so as to be openable and closable via a hinge 88.

The second corner frame 2B has the same configuration as the first corner frame 2A. Therefore, the same reference numerals are given to the corresponding parts, and the description thereof will be omitted.

As shown in FIGS. 3 and 6 to 8, the sixth peripheral wall panel 1F is arranged next to the fifth peripheral wall panel 1E, and has the same configuration as the fourth peripheral wall panel 1D. There is. Therefore, the same reference numerals are given to the corresponding parts, and the description thereof will be omitted.

As shown in FIGS. 4 and 6 to 8, the seventh peripheral wall panel 1G is connected to the sixth peripheral wall panel 1F in an orthogonal state via the third corner frame 2C, and is connected to the sixth peripheral wall panel 1F in an orthogonal state. It has the same configuration as panel 1D. Therefore, the same reference numerals are given to the corresponding parts, and the description thereof will be omitted.

The third corner frame 2C has the same configuration as the first corner frame 2A. Therefore, the same reference numerals are given to the corresponding parts, and the description thereof will be omitted.

As shown in FIGS. 4 and 6 to 8, the eighth peripheral wall panel 1H is arranged in front of the seventh peripheral wall panel 1G (on the right side in FIG. 4), and is arranged with the first peripheral wall panel 1A. It has the same configuration. Therefore, the same reference numerals are given to the corresponding parts, and the description thereof will be omitted. The eighth peripheral wall panel 1H is connected to the first peripheral wall panel 1A in an orthogonal state via a fourth corner frame 2D.

The fourth corner frame 2D has the same configuration as the first corner frame 2A. Therefore, the same reference numerals are given to the corresponding parts, and the description thereof will be omitted.

As shown in FIG. 7, the first to third ceiling panels 3A to 3C all have a frame structure conforming to the peripheral wall panels 1A to 1H, and the frames 31 to 34 of these ceiling panels 3A to 3C are peripheral walls. It is attached by screwing to the upper frame 6 of the panels 1A to 1H. More specifically, the left ceiling panel 3A is formed between the left and right horizontal frames 31 and 32, the front frame 33 connecting the front ends of the left and right horizontal frames 31 and 32, and the rear ends of the left and right frames 31 and 32. The rear frame 34 and the rear frame 34 are provided. These frames 31 to 34 are extruded products having the same cross-sectional shape as the frames 4 to 7 in the peripheral wall panels 1A to 1H, and are connected via the corner connecting block 35. The ceiling surface component 36 is arranged in the area partitioned by the left and right frames 31, 32, the front frame 33, and the rear frame 34. In the case of the left ceiling panel 3A, the sound absorbing ceiling plate body 36A is used as the ceiling surface component 36. As shown in FIG. 21, the sound-absorbing ceiling plate body 36A is formed by attaching a sound-absorbing material 38 such as glass wool having translucency to the inner surface of a plastic hollow plate 37 which is a lightweight resin-made rigid plate, and around it. It is provided with a ceiling frame 39. Then, the ceiling frame 39 is attached between the frames 31 and 32 by engaging with the grooves of the corresponding frames 31 and 32 (FIG. 21 shows the groove 32a of the right frame 32 as an example). .. The plastic hollow plate 37 has a cap sheet 371 having a plurality of protrusions 374 for forming the air chamber 37a, and a plurality of air chambers 37a attached to the open side of the protrusions 374 of the cap sheet 371 and corresponding to each protrusion 374. The back sheet 372 and the liner sheet 373 attached to the tip end side of the protrusion 374 of the cap sheet 371 are provided, and the back sheet 372 is provided with a small hole 37b for opening the air chamber 37a to the outside. The Helmholtz type resonator 37c is formed. Here, the cap sheet 371, the back sheet 372, and the liner sheet 373 are all translucent, so that external light can reach the inside of the booth BT through the ceiling panel 3A. A sound absorbing material 38 having translucency is attached to the back sheet 372. The other ceiling panels 3B and 3C also have the same configuration except for the difference in width dimension, and the corresponding parts are designated by the same reference numerals and the description thereof will be omitted. These ceiling panels 3A to 3C are attached to the ceiling portion of the booth BT by engaging the above-mentioned frames 31 to 34 with the upper frames 6 of the peripheral wall panels 1A to 1H using the attractive force of a magnet (not shown). Has been done. As shown in FIG. 24, the luminaire fixture La is attached to the lower surfaces of the left and right frames 31 and 32 of the central ceiling panel 3B, and the luminaire L does not show the attractive force of the magnet on the luminaire fixture La. It is fixed using. Then, as shown in FIG. 23, a ventilation fan F is attached near the rear end of the left ceiling panel 3A and near the front end of the right ceiling panel 3C. This ventilation fan F is provided with a housing F1 and a pipe fan type ventilation fan main body F2. The housing F1 has an opening F1a at one end thereof, and glass wool F3 which is a sound absorbing material is attached to the inner surface thereof. There is. Further, the ventilation fan main body F2 is mounted on the bottom wall of the housing F1 with the lower half protruding. Then, by engaging the lower half of the ventilation fan main body F2 with the square holes 37a formed in the plastic hollow plates 37 of the ceiling panels 3A and 3C, the ventilation fan F is attached and detached in a state of being positioned on the ceiling panels 3A and 3C. It is installed as possible. In addition, instead of the plastic hollow plate 37 described above, a plastic hollow plate having no translucency may be used. In that case, it is advisable to attach a sound absorbing material to the plastic hollow plate.

The peripheral wall panels 1A to 1H in the simultaneous interpretation booth BT described above are detachably connected to each other via the member connecting portion CT. The member connecting portion CT is provided with a member connecting structure described later, respectively, and is in a positioning state by a magnet type temporary fixing mechanism M that temporarily connects the peripheral wall panels 1A to 1H while positioning each other and the magnet type temporary fixing mechanism M. It is provided with a mechanical lock mechanism R that mechanically locks the temporarily connected peripheral wall panels 1A to 1H to each other.

First, at the connection portion between the vertical frame 5 (one connection target member) on the right side of the front view of the first peripheral wall panel 1A and the vertical frame 4 (the other connection target member) on the left side of the front view of the second peripheral wall panel 1B. The applied member connection structure (member connection portion CT) will be described in detail.

As shown in FIG. 17, this member connection structure includes a pair of members to be connected (vertical frame 5 on the right side of the front view of the first peripheral wall panel 1A, vertical frame 4 on the left side of the front view of the second peripheral wall panel 1B). , A magnet type temporary fixing mechanism M that temporarily connects both connection target members (vertical frame 5, vertical frame 4) while relatively positioning each other, and both connections that are temporarily connected in a positioned state by this magnet type temporary fixing mechanism M. It is provided with a mechanical lock mechanism R that mechanically locks the target members (vertical frame 5, vertical frame 4) to each other.

As shown in FIGS. 9 to 12 and 18, the magnet type temporary fixing mechanism M includes a magnet receiver M1 provided on the groove bottom 5a1 of the vertical frame 5 having a groove 5a on the joint surface 5c, and a tip from the joint surface 4c. It is provided with a magnetic unit M2 having a magnet M21 provided on the vertical frame 4 in a state where the portion M2a is projected, and the tip portion M2a of the magnetic unit M2 is formed into a side view table shape having a certain thickness. , The tip portion M2a is fitted into the groove 5a of the vertical frame 5 to position the vertical frame 5 and the vertical frame 4 in a direction orthogonal to the grooves 5a and 4a, and the tip portion M2a is fitted into the magnet receiver M1. By combining them, the vertical frame 5 and the grooves 5a and 4a of the vertical frame 4 are also positioned in the extending direction.

As shown in FIGS. 9, 11 and 18, the magnet receiver M1 is mainly made by bending and molding an iron plate which is a magnetic material, and has a magnet receiver main body M11 having a U-shaped side view and the magnet. It is provided with mounting portions M12 integrally provided at both ends of the receiving main body M11. Then, both mounting portions M12 are studded to the bottom wall 51 in a state where the magnet receiving main body M11 is fitted into the rectangular hole 51a formed in the bottom wall 51 of the vertical frame 5 of the first peripheral wall panel 1A. ..

As shown in FIGS. 9 to 12 and 18, the magnetic unit M2 includes a magnet holder M22 and a magnet M21 held in the magnet holder M22. The magnet holder M22 is, for example, integrally molded of synthetic resin, and includes a box-shaped holder main body M23 whose base end side is open, and mounting portions M24 integrally provided at both ends of the holder main body M23. There is. The holder body M23 constituting the tip portion M2a of the magnet holder M22 has a certain thickness and has a side view table shape. Specifically, the holder body M23 has a thickness that allows it to fit into the groove 5a of the opposing vertical frame 5, and its mounting portion is in a state where the tip portion thereof protrudes from the joint surface 4c of the vertical frame 4. M24 is studded on the bottom wall 41 of the vertical frame 4. The magnet M21 has a prismatic shape corresponding to the opening shape of the base end of the magnet holder M22, and is inserted into the magnet holder M22 from the base end side. The M25 is an elastic claw for preventing the magnet M21 from being pulled out to the proximal end side. The vertical dimension and the depth dimension of the magnet receiving main body M11 are such that the inclined edge M22b at the tip portion M2a of the magnet holder M22 is above and below the magnet receiving main body M11 in a state where the magnetic unit M2 is magnetized on the magnet receiving main body M11. The value is set so as to abut or approach the opening edge M11a.

As shown in FIGS. 13 to 16 and 19, the mechanical lock mechanism R includes an interlocking bar R1 that can be operated between the locked position (p) and the unlocked position (q) by operation, and the interlocking bar R1. Is provided with a lock pin R2 that engages with the interlocking bar R1 to connect both connection target members, that is, both vertical frames 5 and 4 when the interlocking bar R1 is in the lock position (p), and assists the interlocking bar R1. It is configured so that it can be held at the lock position (p) by the magnet R3.

As shown in FIGS. 13 to 16 and 19, the interlocking bar R1 is housed in the depth of the groove 5a in the vertical frame 5 so as to be able to move forward and backward in the longitudinal direction, and the interlocking bar R1 is not locked. A large-diameter hole portion R1a1 into which the large-diameter portion R21 of the lock pin R2 can be inserted at the position (q), and a narrow slit portion that prohibits the large-diameter portion R21 of the lock pin R2 from being pulled out at the lock position (p). An engagement hole R1a provided with R1a2 is provided. A plurality of engaging holes R1a are formed in the interlocking bar R1 at intervals in the longitudinal direction.

The vertical frame 5 is provided with a lock operation unit R4. The lock operation unit R4 is for operating the interlocking bar R1 between the lock position (p) and the non-lock position (q), and the rotational operation force applied to the operation body R41 is applied to the pinion R42 and the rack R43. It is possible to transmit to the interlocking bar R1 via. That is, as shown in FIGS. 13 to 16 and 19, the lock operation portion R4 is a bolt-shaped one having an operation reception portion R41a at the outer end of the operation body R41, and is a core portion 50 of the vertical frame 5. It is rotatably attached to the vertical frame 5 in a state where it is integrally rotatably pierced by the pinion R42 housed inside. A window hole 51b for exposing the pinion R42 to the groove 5a is formed in a portion of the bottom wall 51 of the vertical frame 5 corresponding to the pinion R42, and the exposed portion of the pinion R42 is provided on the connecting bar R1. It is engaged with the rack R43. In this rack R43, a plurality of rectangular through holes R43a that engage with the teeth R42a of the pinion R42 are formed on the connecting bar R1 at a predetermined pitch. R44 is a detent to prevent the pinion R42 and the operating body R41 from slipping.

As shown in FIGS. 13 to 16 and 19, the lock pin R2 is projected from a portion corresponding to each engagement hole R1a in the vertical frame 4, and has a large diameter portion R21 at the tip thereof. The lock pin R2 is attached to the bottom wall 41 of the vertical frame 4. On the other hand, the bottom wall 51 of the vertical frame 5 is provided with a pin storage hole 51x for preventing the lock pin R2 from interfering with the large diameter portion R21 of the lock pin R2 when the lock pin R2 engages with the engagement hole R1a. Has been done.

The interlocking bar R1 of the mechanical lock mechanism R described above is made of a magnetic material that can be attracted to a magnet, and the interlocking bar R1 can be held at the lock position (p) by the auxiliary magnet R3. That is, in the state where the interlocking bar R1 is raised to the lock position (p), the upper end portion R1c of the interlocking bar R1 is attracted to and held by the auxiliary magnet R3.

Here, the operation of the member connection structure described above will be described.

First, while keeping the right vertical frame 5 (one connection target member) of the first peripheral wall panel 1A and the left vertical frame 4 (the other connection target member) of the second peripheral wall panel at substantially the same height level. As they are brought closer to each other, as shown in FIGS. 11 and 12, both vertical frames 5 and 4 are magnetically attracted to each other by magnetism by the magnetic temporary fixing mechanism M, and are temporarily connected to each other. At that time, even if the height levels of the two vertical frames 5 and 4 are slightly different, the tip portion M2a of the magnetic unit M2 (the tip portion M2a of the magnet holder M22) has a side view table shape, so that the side view The vertical relative positions of the vertical frames 5 and 4 are corrected when they are fitted to the magnet receiver M1 that forms a shape, and when the magnetic unit M2 is finally attracted to the magnet receiver M1, both vertical frames 5 and 4 are attached to each other. The vertical positioning of the magnet is completed. Further, since the tip portion M2a of the magnetic unit M2 attached to the vertical frame 4 is also fitted into the groove 5a provided in the vertical frame 5, the vertical frames 5 and 4 can be positioned in the horizontal direction. Will be.

In this temporary connection state, the lock pin R2 of the vertical frame 4 penetrates into the large-diameter hole portion R1a1 in the engagement hole R1a of the interlocking bar R1 held by the vertical frame 5. When a rotation operation force is applied to the operation body R41 of the lock operation unit R4 from the outside in this state, the rotation operation force is transmitted to the interlocking bar R1 via the pinion R42 and the rack R43, and the interlocking bar R1 is in the unlocked position. It moves upward from (q) to the lock position (p) and is held at the lock position (p) by the auxiliary magnet R3. At the lock position (p), as shown in FIG. 15, the lock pin R2 engages with the narrow slit portion R1a2 of the engagement hole R1a, and the large diameter portion R21 of the lock pin R2 comes from the engagement hole R1a. It is forbidden to get out. That is, the vertical frames 5 and 4 are locked by the mechanical lock mechanism R so as not to be detached.

In the member connection structure having such a configuration, both vertical frames 5, 4 are first temporarily connected by the magnet type temporary fixing mechanism M, and then are connected in earnest by the mechanical lock mechanism R. Therefore, the assembly work of the peripheral wall panels 1A and 1B can be efficiently performed, and the connection strength can be increased.

Here, FIG. 9 shows one connection target member (vertical frame 5 on the right side of the front view of the first peripheral wall panel 1A) and the other connection target member (second peripheral wall panel) in order to show the magnet type temporary fixing mechanism M. FIG. 10 is a front view showing a part of both vertical frames 5 and 4 where the magnet type temporary fixing mechanism M exists in a state of being separated from the vertical frame 4) on the left side of the front view of 1B. , FIG. 9 is a cross-sectional view taken along the line YY in FIG. FIG. 11 is a diagram corresponding to FIG. 9 in a state where both vertical frames 5 and 4 are connected, and FIG. 12 is a diagram corresponding to FIG. 10 in the same state. FIG. 13 is a front view showing a part of the main parts of the vertical frames 5 and 4 in a state where the vertical frames 5 and 4 are separated from each other in order to show the mechanical lock mechanism R. , FIG. 13 is a cross-sectional view taken along the line ZZ in FIG. FIG. 15 is a diagram corresponding to FIG. 13 in a state where both vertical frames 5 and 4 are connected, and FIG. 16 is a diagram corresponding to FIG. 14 in the same state. FIG. 17 is an exploded perspective view showing a connection mode of the first and second peripheral wall panels 1A and 1B, and FIGS. 18 and 19 show a magnetic temporary fixing mechanism M and a mechanical locking mechanism R, respectively. It is a figure which showed the main part in FIG. 17 enlarged.

That is, in this embodiment, the magnetic temporary fixing mechanism M temporarily connects the vertical frames 5 and 4 in a state where the vertical frames 5 and 4 are positioned in the biaxial directions (horizontal direction and vertical direction). Therefore, it is unlikely that the position will be displaced or the shape will be lost in the temporarily connected state, and the peripheral wall panels 1A and 1B can be efficiently assembled without necessarily relying on a highly skilled worker.

In addition, since the positioning of both vertical frames 5 and 4 is completed in the temporarily connected state, the relative positional relationship between the lock pin R2 of the mechanical lock mechanism R and the interlocking bar R1 is also as intended at the time of design. Therefore, it is possible to prevent or suppress the occurrence of a problem that it takes time to engage the lock pin R2 with the interlocking bar R1 and that the interlocking bar R1 does not operate smoothly due to mutual misalignment.

The above describes the member connection structure between the right vertical frame 5 (one connection target article) of the first peripheral wall panel 1A and the left vertical frame 4 (the other connection target article) of the second peripheral wall panel 1B. However, the member connection structure according to the present invention is also applied to other parts.

That is, in this embodiment, the member connection structure between the right vertical frame 5 (one connection target article) and the corner frame 2A (the other connection target article) of the second peripheral wall panel 1B, the corner frame 2A (one). Member connection structure between the left vertical frame 5 (the other connection target article) of the third peripheral wall panel 1C, and the right vertical frame 4 (one connection target) of the third peripheral wall panel 1C. The member connection structure between the article) and the left vertical frame 5 (the other article to be connected) of the fourth peripheral wall panel 1D, and the right vertical frame 4 (one object to be connected) of the fourth peripheral wall panel 1D. Member connection structure between corner frame 2B (other connection target article), corner frame 2B (one connection target article) and left vertical frame 4 (other connection target article) of the fifth peripheral wall panel 1E Member connection structure between, member connection between the right vertical frame 5 (one connection target article) of the fifth peripheral wall panel 1E and the left vertical frame 4 (the other connection target article) of the sixth peripheral wall panel 1F. Structure, member connection structure between the right vertical frame 5 (one connection target article) and the corner frame 2C (the other connection target article) of the sixth peripheral wall panel 1F, corner frame 2C (one connection target article) And the member connection structure between the 7th peripheral wall panel 1G and the left vertical frame 4 (the other article to be connected), the right vertical frame 5 (one object to be connected) of the 7th peripheral wall panel 1G, and the 7th Member connection structure with the left vertical frame 4 (the other article to be connected) of the peripheral wall panel 1F of 8, the right vertical frame 5 (one object to be connected) and the corner frame 2D (the other article to be connected) of the eighth peripheral wall panel 1F. The present invention is also applied to the member connection structure between the connection target article, and the corner frame 2D (one connection target article) and the left vertical frame 4 (the other connection target article) of the first peripheral wall panel 1A. Has been done. Here, "left and right" indicate directions when the panels 1A to 1H are viewed from the outer surface side.

Since each of these member connection structures is based on the member connection structure between the peripheral wall panels 1A and 1B described above, the same reference numerals are given to the corresponding parts, and the description thereof will be omitted.

As shown in FIGS. 25 and 26, these peripheral wall panels 1A to 1H, corner frames 2A to 2D, and ceiling panels 3A to 3C can be housed in the trolley W in the disassembled state, and can be housed in the trolley W as needed. It is transported and brought in. The dolly W is a box-shaped one having an opening Wa at one end, and has a self-propelled caster W1 at the bottom and a handle W2 at the side surface.

In the case of the simultaneous interpretation booth BT with the above configuration, since each panel 1A to 1H and 3A to 3D is mainly composed of a lightweight resin lightweight rigid plate instead of wood, installation, disassembly, transportation, etc. It does not require a great deal of labor when performing manually. Therefore, even for women and other weak workers, it is possible to carry out construction in a short time with a small number of people without much difficulty in assembling. In addition, the transportation cost can be reduced by mainly forming a lightweight resin lightweight rigid plate. In addition, it is possible to reduce mold and pain from moisture by mainly forming a lightweight resin plate.

The combination of columns (corner frames 2A to 2D) and panels (peripheral wall panels 1A to 1H, ceiling panels 3A to 3C) can be flexibly combined, and depending on the combination, it is easy to construct the booth in any shape. Become.

Further, since the magnet type temporary fixing mechanism M is provided in the member connecting portion CT for connecting the peripheral wall panels 1A to 1H to each other, the positioning of the panels 1A to 1H at the time of assembly becomes easy and the assembly work becomes easy. it can.

Further, if the member connecting portion CT is composed of the magnetic temporary fixing mechanism M and the mechanical lock mechanism R, it becomes easy to integrate these mechanisms into the peripheral wall panels 1A to 1H, and the number of members can be reduced and the assembly can be easily performed. It is possible to improve the sex.

Moreover, since the ceiling panel is made translucent, external light is introduced into the booth BT, and the capacity of the luminaire L in the booth BT can be minimized.

The present invention is not limited to the embodiments described above.

For example, the present invention is not limited to the simultaneous interpretation booth, but can be applied to various booths forming a soundproof room.

The resin lightweight rigid plate is not limited to the bubble board, and various materials such as a plastic hollow plate having a cavity inside can be used. However, the bubble board as described above is lightweight and highly rigid, and is most suitable for use in a sturdy sound absorbing booth.

Further, the resin lightweight rigid plate may not have a resonator, but if it is provided with a resonator as in the above embodiment, it has a high sound absorbing effect even though the panel is lightweight. It will be effective and a sound absorbing booth with good performance can be constructed.

Furthermore, if a lightweight resin plate is used as a bubble board and the Helmholtz resonator is constructed using the bubbles, the number of parts does not increase due to the addition of the resonator, and the implementation is easy. Become. The volume, diameter, and length of the air chamber constituting the Helmholtz resonator can be arbitrarily set according to the frequency of the voice to be reduced.

Then, a functional member made of a sound absorbing material other than glass wool or a material having various functions may be attached to the bubble board. In particular, when a ceiling panel is formed by attaching a translucent functional member to a translucent bubble board, the ceiling panel should have not only translucency but also various functions of the functional member. Can be done.

In addition, various modifications may be made as long as the gist of the present invention is not impaired.

BT ... Sound absorption booth (simultaneous interpretation booth)
1A to 1H ... Peripheral wall panel 81 ... Lightweight resin rigid plate (hollow plastic plate)
81a ... Air chamber 81b ... Small hole 81c ... Resonator 811 ... Cap sheet 812 ... Back sheet 813 ... Liner sheet 814 ... Protrusion 82 ... Glass wool CT ... Member connection

The sound absorbing booth according to the invention of claim 1 includes a plurality of peripheral wall panels having sound absorbing properties, which are mainly composed of a lightweight resin plate, and the peripheral wall panels are detachably connected to each other via a member connecting portion. A magnetic temporary fixing mechanism in which the member connecting portion temporarily connects the peripheral wall panels while positioning them, and a mechanical type that mechanically locks the peripheral wall panels temporarily connected in a positioned state by the magnetic temporary fixing mechanism. An interlocking bar provided with a locking mechanism, wherein the mechanical locking mechanism is made of a magnetic material held by one of the peripheral wall panels and can be operated between a locked position and a non-locked position by operation. In the locked position, the interlocking bar is attracted to and held by the auxiliary magnet provided on the other peripheral wall panel, and in the non-locked position, the interlocking bar is set to move away from the auxiliary magnet .

In such a case, since the peripheral wall panel is mainly composed of a lightweight resin lightweight rigid plate instead of wooden, a great deal of labor is not required when installing, disassembling, or transporting the panel manually. Therefore, even for women and other weak workers, it is possible to carry out construction in a short time with a small number of people without much difficulty in assembling. In addition, since the peripheral wall panel is mainly composed of a lightweight resin lightweight rigid plate, it is possible to reduce the transportation cost. In addition, since the peripheral wall panel is mainly composed of a lightweight resin plate, it is possible to reduce mold and pain from moisture.
Furthermore, since the member connection part is equipped with a magnetic temporary fixing mechanism and a mechanical lock mechanism, it becomes easy to integrate these mechanisms into the peripheral wall panel, and the number of members is reduced and the ease of assembly is improved. be able to.

Claims (5)

A sound absorbing booth equipped with a plurality of sound absorbing peripheral wall panels mainly composed of a resin lightweight rigid plate, and the peripheral wall panels are detachably connected to each other via a member connecting portion. The sound absorbing booth according to claim 1, wherein the resin lightweight rigid plate is made of a bubble board having a large number of air chambers inside, and a resonator for sound absorption is formed using the air chambers. A cap sheet in which the bubble board has a plurality of protrusions for forming an air chamber, a back sheet attached to the open side of the protrusions of the cap sheet to form a plurality of air chambers corresponding to the protrusions, and the above. 2. The resonator is provided with a liner sheet attached to the tip end side of a protrusion of the cap sheet, and the back sheet is provided with a small hole for opening the air chamber to the outside to form the resonator. The listed sound absorbing booth. The sound absorbing booth according to claim 3, wherein glass wool is attached to the back sheet or liner sheet of the bubble board. A magnetic temporary fixing mechanism in which the member connecting portion temporarily connects the peripheral wall panels while positioning them, and a mechanical lock that mechanically locks the peripheral wall panels temporarily connected in a positioned state by the magnetic temporary fixing mechanism. The sound absorbing booth according to claim 1, 2, 3 or 4, which is provided with a mechanism.

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