WO2022264957A1

WO2022264957A1 - Protective panel, door with protective panel, and box with protective panel

Info

Publication number: WO2022264957A1
Application number: PCT/JP2022/023590
Authority: WO
Inventors: 健二山本
Original assignee: 株式会社レブセル
Priority date: 2021-06-17
Filing date: 2022-06-13
Publication date: 2022-12-22
Also published as: JP7048127B1; JP2023000101A; JP2023001011A

Abstract

Provided is a protective panel for separating a positive pressure space and a negative pressure space, the protective panel comprising a plate part having a through hole and a flexible member that is disposed to close the through hole and that flexes toward the negative pressure space, wherein the flexible member: is depressed toward a back side of the plate part when the positive pressure space is on a front side of the plate part and the negative pressure space is on the back side of the plate part; and is depressed toward the front side of the plate part when the negative pressure space is on the front side of the plate part and the positive pressure space is on the back side of the plate part.

Description

Protective panels, doors with protective panels, and boxes with protective panels

The present invention relates to protective panels, doors with protective panels, and boxes with protective panels.

Conventionally, a box for collecting specimens is known. For example, Japanese Utility Model Registration No. 3228999 discloses a specimen collection box having side members. The side member is provided with an opening into which the arm of the specimen collector is inserted. The specimen collector puts his arm out of the specimen collection box through the opening while in the specimen collection box, and collects a specimen from the subject outside the specimen collection box. As a result, even if the subject sneezes or coughs during the work of collecting the specimen from the subject, it is possible to prevent the specimen collector in the specimen collection box from being splashed. That is, the side member functions as a protective panel that protects the specimen collector from splashes. As a result, even if the subject suffers from an infectious disease, the sample collector is prevented from being secondary infected.

Utility Model Registration No. 3228999

When using a device such as that described in Utility Model Registration No. 3228999, air flow may be controlled by creating an air pressure difference between the front side and the back side of the side member. For example, with a non-infected person positioned on the front side of the side member and an infected person positioned on the back side of the side member, if the back side of the side member is made to have a negative pressure with respect to the front side, from the back side of the side member Since contaminated air does not flow to the front side, infection can be prevented.

However, if the device that adjusts the air pressure stops unintentionally, there is a gap in the side member, or the door of the above box is open, etc., the front and back sides of the side member (negative pressure space side) The pressure difference between the positive pressure space side and ) may be small. In this case, there is a problem that contaminated air flows from the back side of the side member (plate portion) to the front side (or from the front side to the back side).

This disclosure is made to solve the above problems, and it is possible to easily confirm that there is an air pressure difference between the negative pressure space side and the positive pressure space side of the plate. The object is to provide a protective panel, a door with protective panel, and a box with protective panel.

In order to achieve the above object, a protective panel according to a first aspect of the present disclosure disclosed below is a protective panel that separates a positive pressure space and a negative pressure space, comprising a plate portion having a through hole and and a flexible member arranged to block the through hole and bent toward the negative pressure space.

A door with a protective panel according to a second aspect of the present disclosure includes the protective panel according to the first aspect and a hinge that rotatably connects the protective panel to a structure.

A box with a protective panel according to the third aspect of the present disclosure includes a box main body portion in which the protective panel according to the first aspect is configured as one wall portion.

According to the configurations of the first to third aspects described above, it is possible to easily confirm that there is an air pressure difference between the negative pressure space side and the positive pressure space side of the plate portion.

FIG. 1 is a perspective view showing the configuration of a box 100 with protective panels according to the first embodiment. FIG. 2 is a block diagram of the box 100 with protective panels and the remote controller 50. As shown in FIG. FIG. 3 is a cross-sectional view of the box 100 with protective panels at the position where the exhaust device 4a is arranged. FIG. 4 is a cross-sectional view of the box 100 with protective panels at the position where the air supply device 4b is arranged. FIG. 5 is a diagram for explaining the arrangement positions of the battery 3, the exhaust device 4a, and the air supply device 4b. FIG. 6 is a block diagram for voice control of the box 100 with protective panels. FIG. 7 is a diagram showing the state of the flexible member 7 when there is no pressure difference between the pressure inside the box 100 with protective panels and the pressure outside. 8A and 8B are diagrams for explaining attachment and detachment of the flexible member 7 to and from the first panel 11. FIG. FIG. 9 is a diagram showing the state of the flexible member 7 when the inside of the box 100 with protective panels is at positive pressure. FIG. 10 is a diagram showing the state of the flexible member 7 when the pressure inside the box 100 with protective panels is negative. FIG. 11 is a perspective view of a door 200 with a protection panel according to the second embodiment. FIG. 12 is a cross-sectional view showing the configuration of the arm insertion opening 201. As shown in FIG. FIG. 13 is a perspective view of the protection panel 310 in the third embodiment.

Hereinafter, embodiments of the present disclosure will be described based on the drawings. Note that the present disclosure is not limited to the following embodiments, and design changes can be made as appropriate within the scope of satisfying the configuration of the present disclosure. Further, in the following description, the same reference numerals are used in common for the same parts or parts having similar functions in different drawings, and the repeated description thereof will be omitted. Also, each configuration described in the embodiment and modifications may be appropriately combined or changed. Also, in order to make the explanation easier to understand, in the drawings referred to below, the configuration is shown in a simplified or schematic form, or some constituent members are omitted.

[First Embodiment]
FIG. 1 is a perspective view showing the configuration of a box 100 with protective panels (hereinafter referred to as "box 100") according to the first embodiment. FIG. 2 is a block diagram of the box 100 and the remote controller 50 (hereinafter referred to as "remote controller 50"). FIG. 3 is a cross-sectional view of the box 100 at a position where the exhaust device 4a is arranged. FIG. 4 is a cross-sectional view of the box 100 at a position where the air supply device 4b is arranged. FIG. 5 is a diagram for explaining the arrangement positions of the battery 3, the exhaust device 4a, and the air supply device 4b.

(Overall configuration of the box)
For example, although not limited to this, the box 100 is placed in a waiting room of a medical facility, and a person infected with an infectious disease (for example, a new type of coronavirus: COVID-19) and a person who visits the infected person are two people. It is a device for communication while preventing the next infection. A person entering the box 100 may be either an infected person or a non-infected person. That is, the patient may enter the box 100 , or a person accompanying the patient to the medical facility or visiting the patient may enter the box 100 . Also, in a medical institution, the box 100 may be used when medical staff enter the inside of the box 100 and interact with an outside patient.

As shown in FIG. 1, the box 100 includes a box main body 1 and a plurality of wheels 2. The box main body 1 has, for example, a rectangular parallelepiped shape. The box body 1 includes a frame body 10, a first panel 11, a second panel 12, a third panel 13 (see FIG. 2), a door 14, a top plate 15, and a handlebar 16. include. The frame body 10 is formed by, for example, combining a plurality of columnar members. This columnar member can be made of wood or an aluminum frame material, although not limited to this. The handlebar 16 is a rod fixed to the first panel 11 and extending in a direction along the Y-axis. The box 100 is moved using a plurality of wheels 2 while the handlebars 16 are held by the user. That is, the box 100 according to the first embodiment is a mobile box (mobile waiting room).

The first panel 11, the second panel 12, and the third panel 13 respectively include

transparent panels

11a, 12a, and 13a made of a material (transparent material) that transmits visible light. Also, the first panel 11, the second panel 12, and the third panel 13 include light-shielding

panels

11b, 12b, and 13b, respectively, made of a light-shielding material. Also, the

transparent panels

11a, 12a, and 13a are arranged above the

light shielding panels

11b, 12b, and 13b, respectively. The material that transmits visible light is not limited to this, but a transparent acrylic resin can be used. In addition, although the light-shielding material is not limited to this, wood or a metal plate can be used. According to these configurations, the state inside the box main body 1 can be visually recognized from the outside. Also, the user positioned inside the box main body 1 can visually recognize the outside of the box main body 1 .

In addition, the first panel 11, the second panel 12, and the third panel 13 function as protective panels that protect the user inside the box 100 or the user outside the box 100. The first panel 11 is the box main body. It is configured as one wall portion of the portion 1 (the wall portion on the X1 side). The top plate 15 constitutes the upper surface of the box main body 1 (the wall on the Z1 side). As shown in FIG. 3, the second panel 12 is configured as a wall portion (Y1 side wall portion) of the box body portion 1 . The third panel 13 is configured as a wall portion (Y2 side wall portion) of the box body portion 1 . The X1 direction means the direction toward the front side of the first panel 11 , and the X2 direction means the direction toward the back side of the first panel 11 . The front side of the first panel 11 means the outside of the box body 1 , and the back side of the first panel 11 means the inside of the box body 1 .

Further, as shown in FIG. 1, the door 14 constitutes, for example, the side surface (X2 side wall portion) of the box main body 1, and is fixed to the box main body 1 via a hinge 14a so as to be openable and closable. ing. The door 14 is an entrance for a user to enter/exit the box body 1 . For example, the door 14 is arranged at a position facing the first panel 11 . Further, the door 14 opens and closes by rotating outwardly, for example, with respect to the box main body 1 via a hinge 14a. The box body 1 also includes a bottom plate 17 . The bottom plate 17 constitutes the bottom surface of the box main body 1 and is fixed to the frame body 10 .

As shown in FIGS. 3 and 4, inside the box 100, a seat 6 on which the user sits is arranged. The seat portion 6 includes a seat plate 61 , a back plate 62 and leg portions 63 . A user sits on a seat surface 61 a that is the upper surface of the seat plate 61 . Further, the back plate 62 supports the user sitting on the seat surface 61a from the back (the user leans against the back plate 62). The leg portion 63 is fixed to the bottom plate 17 . The legs 63 support the seat plate 61 and the back plate 62 . The seat portion 6 also includes a handrail 64 fixed to the Y1 side surface of the third panel 13 . The handrail 64 is gripped by the user when the user sits on the seat surface 61a and when the user stands up from the seat surface 61a.

(Configuration related to air pressure adjustment)
As shown in FIG. 2, box 100 includes air pressure regulator 4 . In addition, the air pressure adjustment device 4 includes an exhaust device 4a and an air supply device 4b. The air pressure inside the box 100 can be adjusted by operating at least one of the exhaust device 4a and the air supply device 4b. A negative pressure is created in the box 100 when there is a possibility that the inside of the box 100 contains contaminated air. For example, when an infected person enters the box 100, the inside of the box 100 is made negative. In addition, even when there is no infected person inside the box 100, when moving the box 100 from outside the medical facility to inside the medical facility, or when moving within the medical facility, the air inside the box 100 is prevented from leaking to the outside. To do so, a negative pressure is created in box 100 . This can prevent contaminated air from leaking out from inside the box 100 . In addition, when a non-infected person such as a medical staff or a visitor enters the box 100, or when the box 100 is placed in a room or a sick room of an infected person in a medical facility, the inside of the box 100 is made positive pressure. be. This can prevent contaminated air from entering the box 100 from the outside. In the specification of the present application, when the inside of the box 100 is a “negative pressure space”, the outside of the box 100 is described as being a “positive pressure space” with respect to the inside of the box 100 . Also, when the inside of the box 100 is a “positive pressure space”, the outside of the box 100 is described as being a “negative pressure space” with respect to the inside of the box 100 .

Also, as shown in FIG. 2, a remote controller 50 having a transmission unit 51 and a driving operation unit 52 is provided. The operation operation unit 52 is, for example, an operation button that receives an operation for switching between a state in which the atmospheric pressure adjustment device 4 is in operation and a state in which it is stopped. The transmission unit 51 includes a circuit that transmits an operation signal that is a switching operation signal. For example, the transmitter 51 includes a light source that emits infrared light for transmitting the driving signal. The box 100 includes an operation control section 5a, a switching operation section 5b and a reception section 5c. The receiver 5 c receives the operation signal from the transmitter 51 . For example, the receiver 5c is an optical sensor. The receiving unit 5c transmits the received operation signal to the operation control unit 5a. According to this configuration, the operation of the air pressure adjusting device 4 can be controlled by the remote controller 50 from a position away from the box main body 1 .

Box 100 also includes battery 3 . The battery 3 is connected to the exhaust device 4a and the air supply device 4b via switches. According to this configuration, the atmospheric pressure adjustment device 4 can be operated even at a location (for example, outdoors) where a commercial power supply is not provided. The operation control unit 5a includes a circuit that switches between a state in which the battery 3 is connected to one of the exhaust device 4a and the air supply device 4b, and a state in which the connection is disconnected. Further, the switching operation portion 5b is an operation button for receiving an operation for switching between a negative pressure state and a positive pressure state in the box body portion 1 by the air pressure adjusting device 4. FIG. That is, the switching operation unit 5b switches between the state in which the battery 3 and the exhaust device 4a are connected and the exhaust device 4a performs exhaust, and the state in which the battery 3 and the air supply are performed, according to the operation of the user (administrator of the box 100). The state in which the device 4b is connected and air is supplied by the air supply device 4b is switched. According to this configuration, it is possible to easily switch between a negative pressure state and a positive pressure state in the box main body 1 by operating the switching operation portion 5b. Further, as shown in FIG. 3, the switching operation portion 5b is arranged outside the box main body portion 1 (for example, the outer surface of the second panel 12). As a result, it is possible to prevent a patient or a visitor who has entered the inside of the box main body 1 from accidentally operating the switching operation section 5b.

Further, as shown in FIG. 5, the battery 3, the exhaust device 4a, and the air supply device 4b are arranged in the leg portion 63. Further, as shown in FIG. 1, the second panel 12 is provided with an exhaust port 12c and an air supply port 12d. For example, the exhaust port 12c and the air supply port 12d are each formed in a circular shape. Moreover, although not shown, the exhaust port 12c and the air supply port 12d may be formed in a rectangular shape, for example. Further, as shown in FIG. 3, the exhaust port 12c is arranged on the Y1 direction side of the exhaust device 4a, and as shown in FIG. 4, the air supply port 12d is arranged on the Y1 direction side of the air supply device 4b. It is Further, as shown in FIG. 5, the battery 3 is arranged between the exhaust device 4a and the air supply device 4b in the direction along the Y-axis. Moreover, the battery 3, the exhaust device 4a, and the air supply device 4b are arranged below the seat surface 61a. According to this configuration, the space (dead space) below the seat surface 61 a of the seat portion 6 can be utilized as the position for arranging the atmospheric pressure adjustment device 4 and the battery 3 . Further, the exhaust port 12c and the air supply port 12d are arranged below the seat surface 61a. According to this configuration, the ventilation path between the atmospheric pressure adjusting device 4 and the exhaust port 12c and the air supply port 12d can be formed in a space (dead space) below the seat surface 61a. As a result, the box 100 can be made smaller.

Also, as shown in FIG. 3, the exhaust device 4a includes a filter 41a and a fan 42a. By driving the fan 42a, air is exhausted from the box main body 1 through the filter 41a. Moreover, as shown in FIG. 4, the air supply device 4b includes a filter 41b and a fan 42b. By driving the fan 42b, air is supplied to the box main body 1 through the filter 41b.

Filters

41a and 41b are, for example, HEPA filters. This can prevent contaminated air from passing inside and outside the box body 1 .

(Configuration related to microphone and speaker)
As shown in FIG. 3, box 100 includes

microphones

81a and 81b and

speakers

82a and 82b. The microphone 81a and the speaker 82a are arranged inside the box main body 1 (on the back side of the second panel 12). Also, the microphone 81b and the speaker 82b are arranged outside the box main body 1 (front side of the second panel 12). The

speakers

82a and 82b may be devices that emit sounds to the surroundings, or may be receivers, headphones, or earphones that output sounds to the wearer.

FIG. 6 is a block diagram for voice control of box 100. FIG. Box 100 includes voice control 83 . The audio control section 83 is connected to the

microphones

81a and 81b and the

speakers

82a and 82b. The microphone 81a detects the voice of the user positioned inside the box main body 1. FIG. The microphone 81b detects the voice from the user positioned outside the box main body 1. FIG. The voice control unit 83 outputs the voice detected by the microphone 81a from the speaker 82b. In addition, the audio control unit 83 outputs the audio detected by the microphone 81b from the speaker 82a. According to this configuration, even when the inside and outside of the box body 1 are blocked by the first panel 11, the second panel 12, and the third panel 13, the inside and outside of the box body 1 can be Able to exchange voice (communicate).

(Structure of Flexible Member)
As shown in FIG. 1, the box 100 comprises flexible members 7 . The flexible member 7 is arranged on the transparent panel 11a of the first panel 11, for example. By arranging the flexible member 7 on the transparent panel 11 a , both the user inside the box 100 and the user outside the box 100 can see the flexible member 7 . In addition, the flexible member 7 is arranged above the seat surface 61 a of the seat portion 6 . In addition, the flexible member 7 is arranged forward (Y2 direction side) of the back plate 62 of the seat portion 6 . With this configuration, a user sitting on the seat portion 6 can easily check the state of the flexible member 7 .

FIG. 7 is a diagram showing the state of the flexible member 7 when there is no pressure difference between the pressure inside the box 100 and the pressure outside. 8A and 8B are diagrams for explaining attachment and detachment of the flexible member 7 to and from the first panel 11. FIG. FIG. 9 shows the state of the flexible member 7 when the pressure inside the box 100 is positive. FIG. 10 shows the state of the flexible member 7 when the inside of the box 100 has a negative pressure.

As shown in FIG. 7, the first panel 11 is formed with a through hole 71 extending from the surface 11d (front side) to the surface 11e (back side). A cylindrical member 72 is arranged in the through hole 71 . The cylindrical member 72 includes protruding portions 72a that protrude from the first panel 11 to the front side and the back side. The flexible member 7 is configured like a bag. As the flexible member 7, it is preferable to use a material that is easily bendable and impermeable to air. For example, but not limited to, a vinyl sheet, a silicon sheet, or a rubber sheet. can be used. The flexible member 7 is arranged so as to block the through hole 71 (cylindrical member 72) and is arranged in a slackened state. Also, the flexible member 7 is fixed to the outer periphery of the projecting portion 72 a of the cylindrical member 72 by a fixing member 73 . The fixing member 73 is, for example, a band member that sandwiches a portion of the flexible member 7 between itself and the outer periphery of the projecting portion 72 a of the cylindrical member 72 . According to this configuration, a part of the flexible member 7 can be easily fixed to the tubular member 72 by winding the belt member around the tubular member 72 . FIG. 7 shows an example in which the flexible member 7 is fixed to the protruding portion 72a on the X2 direction side (back side), but the flexible member 7 is fixed to the protruding portion 72a on the X1 direction side (front side). may In addition, FIG. 7 shows an example in which the protruding portion 72a is provided on both the X1 direction side (front side) and the X2 direction side (back side), but it may be provided on at least one side.

As shown in FIG. 8, the fixing member 73 detachably fixes the flexible member 7 . For example, the fixing member 73 includes a hook-and-loop fastener, an elastic member such as rubber, or a fixing metal fitting. When replacing the flexible member 7, the fixing member 73 is once removed from the cylindrical member 72, the used flexible member 7 is removed, and a new flexible member 7 is attached. Then, the new flexible member 7 is fixed by the fixing member 73 . According to this configuration, the flexible member 7 can be replaced, so even if the flexible member 7 is contaminated by splashes or the like, the box 100 can be kept clean by replacing the flexible member 7. status can be secured.

As shown in FIG. 9, when the inside of the box main body 1 becomes positive pressure (positive pressure space), the flexible member 7 is depressed toward the front side (X1 side) of the box main body 1. . The user confirms that the inside of the box main body 1 has become positive pressure by visually confirming that the flexible member 7 is recessed toward the front side (negative pressure space side) of the box main body 1 .

Further, as shown in FIG. 10, when the inside of the box main body 1 becomes negative pressure (negative pressure space), the flexible member 7 is recessed toward the back side (X2 side) of the box main body 1. . The user confirms that the inside of the box main body 1 has become negative pressure by visually confirming that the flexible member 7 is recessed toward the back side (negative pressure space side) of the box main body 1 . Accordingly, by visually checking the direction in which the flexible member 7 bends, it is possible to easily confirm that there is an air pressure difference between the inside and outside of the box body 1 (the front side and the back side of the first panel 11). can do.

[Second embodiment]
The configuration of a door 200 with a protective panel according to the second embodiment will be described with reference to FIG. 11 . FIG. 11 is a perspective view of a door 200 with a protection panel according to the second embodiment. In addition, the same code|symbol as 1st Embodiment is used for the structure similar to 1st Embodiment, and description is abbreviate|omitted.

The door 200 with a protective panel is, for example, but not limited to, a doorway to a living room (negative pressure room or positive pressure room) in a medical facility, or a doorway to a living room or waiting room (negative pressure room or positive pressure room) in a nursing care facility. placed in As shown in FIG. 11, the door 200 with protective panel includes a first panel 211, a hinge 202 that rotatably connects the first panel 211 to the wall 220, and a doorknob 203 arranged on the first panel 211. include. By gripping the doorknob 203, the door 200 with protective panel is opened, and the examinee or specimen collector can enter and exit the hospital room or living room.

Also, the first panel 211 is provided with two arm insertion openings 201 into which the user's hands and arms are inserted. Also, the flexible member 7 is arranged above the two arm insertion openings 201 . The arm insertion opening 201 has a circular shape.

FIG. 12 is a cross-sectional view showing the configuration of the arm insertion opening 201. FIG. As shown in FIG. 12, a cylindrical member 201a is arranged in the arm insertion opening 201. As shown in FIG. A glove 201b fixed by a fixing member 201c is arranged on the tubular member 201a. The glove 201b is made of a liquid-impermeable material such as rubber or resin. The fixing member 201c is, for example, a belt member that fixes a portion of the globe 201b to the outer circumference of the cylindrical member 201a. The fixing member 201c sandwiches part of the globe 201b between itself and the outer circumference of the tubular member 201a.

According to the configuration of the second embodiment, the worker on the front side of the first panel 211 can insert the gloves 201b through the arm insertion opening 201 without moving to the back side of the first panel 211, and perform the work. It can be performed. For example, a patient positioned behind the first panel 211 can be treated or a specimen can be collected from the patient while preventing droplets from the patient from adhering to the operator. Since the flexible member 7 is arranged above the arm insertion opening 201, the flexible member 7 is positioned close to the eye level of the operator. As a result, the worker can work while confirming the air pressure difference between the front side and the back side of the door 200 with the protection panel. In addition, the door 200 with protective panel can have both a function as a door for a hospital room or a living room and a function for indicating atmospheric pressure by means of the flexible member 7 . Other configurations and effects are the same as those of the first embodiment.

[Third Embodiment]
The configuration of the protection panel 310 according to the third embodiment will be described with reference to FIG. 13 . FIG. 13 is a perspective view of the protection panel 310 in the third embodiment. In addition, the same reference numerals as in the first or second embodiment are used for the same configuration as in the first or second embodiment, and the description thereof is omitted.

For example, but not limited to, the protective panel 310 is placed at the entrance of a negative pressure room or a positive pressure room such as a medical facility, or at the entrance of a negative pressure or positive pressure tent or the like. As shown in FIG. 13, protective panel 310 comprises two legs 301 . The leg portion 301 is connected to the lower end of the frame body 301a and extends to the back side, for example. Two wheels 302 are provided on each of the two legs 301 (four in total). Thereby, the protective panel 310 is configured to be movable. A sheet member 303 is arranged from the lower end of the first panel 211 to the floor surface. The sheet member 303 is composed of a member having flexibility, and is, for example, a vinyl sheet, although not limited to this. As a result, air can be prevented from moving from the rear side to the front side of the protective panel 310 below the first panel 211 . The frame body 301a is also provided with two grips 304 (moving handles). Thereby, the user can easily move the protection panel 310 by holding the grip portion 304 and rolling the wheels 302 . In addition, the protective panel 310 is provided with a flexible member 7 so that the pressure difference between the front side and the rear side of the protective panel 310 can be visually recognized. Other configurations and effects are the same as those of the first embodiment.

[Modification]
As described above, the above-described embodiments are merely examples for carrying out the present disclosure. Therefore, the present disclosure is not limited to the above-described embodiments, and the above-described embodiments can be appropriately modified and implemented without departing from the scope of the present disclosure.

(1) In the above-described first to third embodiments, an example in which the flexible member is formed into a bag shape has been shown, but the present disclosure is not limited to this. For example, the flexible member may be formed in the shape of a plate so that the pressure difference between the inside and the outside of the box can be visually recognized depending on the bending direction of the plate.

(2) In the above-described first to third embodiments, an example in which the fixing member is configured to be detachable has been shown, but the present disclosure is not limited to this. For example, the fixing member may be configured so as not to be detachable.

(3) In the above-described first to third embodiments, an example in which the flexible member is fixed to the tubular member has been shown, but the present disclosure is not limited to this. For example, a flexible member may be secured to the surface of the first panel.

(4) In the above-described first to third embodiments, an example in which microphones and speakers are arranged both inside and outside the box main body has been shown, but the present disclosure is not limited to this. For example, either a microphone or a speaker may be arranged inside or outside the box body. For example, a speaker may be provided inside the box main body, and the speaker may be configured as an interphone by operating a button arranged outside to output sound from the speaker.

(5) In the above-described first embodiment, an example in which no arm insertion opening is provided has been shown, but the present disclosure is not limited to this. For example, the box of the first embodiment may be provided with the arm insertion opening of the second embodiment.

(6) In the above-described first embodiment, an example in which the box is provided with wheels to make the box mobile is shown, but the present disclosure is not limited to this. The box may be configured as an installation type (fixed type) without providing the box with wheels.

(7) In the first embodiment, an example in which both the exhaust device and the air supply device are provided in the box has been described, but the present disclosure is not limited to this. The box may be provided with only one of the exhaust device and the air supply device.

In addition, the above-mentioned protective panels, doors with protective panels, and boxes with protective panels can be explained as follows.

A protective panel according to a first configuration is a protective panel that separates a positive pressure space and a negative pressure space, and includes a plate portion having a through hole, and a plate portion that closes the through hole, and is flexible to the negative pressure space side. and a flexible member (first configuration).

Even if barometers are placed on the front and back of the protective panel, or differential pressure gauges are placed on the protective panel, if the user does not know how to read the barometer or differential pressure gauge, A person cannot confirm whether the pressure difference between one side and the other side of the plate portion is in an appropriate state. On the other hand, according to the first configuration, by visually checking the direction in which the flexible member bends, it is possible to easily confirm that there is an air pressure difference between one side and the other side of the plate portion. be able to.

The first configuration may further include a fixing member that detachably fixes the flexible member to the plate portion (second configuration).

According to the second configuration, the flexible member can be replaced. Therefore, even if the flexible member is contaminated by splashes or the like, the protective panel can be kept in a clean state by replacing the flexible member. can be ensured.

In the second configuration, the plate portion may include a tubular member arranged in the through hole, and the fixing member may include a band member for fixing a portion of the flexible member to the outer periphery of the tubular member. Good (third configuration).

According to the third configuration, by winding the belt member around the tubular member, a part of the flexible member can be easily fixed to the tubular member.

In any one of the first to third configurations, a front microphone arranged on the front side of the plate and a rear speaker arranged on the back of the plate, the rear speaker outputting the sound detected by the front microphone. and a back side microphone arranged on the back side of the plate portion, and a front side speaker arranged on the front side of the plate portion for outputting the sound detected by the back side microphone (fourth configuration).

According to the fourth configuration, even when the front side and the back side of the plate portion are blocked by the plate portion, voice communication can be performed between the front side and the back side of the plate portion (communication can be performed). can).

In any one of the first to fourth configurations, the plate portion may include at least one arm insertion opening into which the hand and arm of the user are inserted from the front side or the back side, and the flexible member is the arm It may be arranged above the part insertion opening (fifth configuration).

According to the fifth configuration, a worker positioned on one side of the plate portion can work while putting his or her arm in the other side. Since the flexible member is arranged above the arm insertion opening, the flexible member is positioned close to the eye level of the operator. As a result, the worker can work while confirming the air pressure difference between the front side and the back side of the plate portion.

A door with a protective panel according to the sixth configuration includes any one of the first to fifth protective panels and a hinge that rotatably connects the protective panel to the structure (sixth configuration).

According to the sixth configuration, it is possible to easily confirm that there is an air pressure difference between the front side and the back side of the door.

A box with protective panels according to the seventh configuration includes a box main body portion in which any one of the first to fifth protective panels is configured as one wall portion (seventh configuration).

According to the seventh configuration, it is possible to easily confirm that there is an air pressure difference between the inside and outside of the box main body.

The seventh configuration may further include a seat disposed within the box body, and the flexible member may be disposed above the seat surface of the seat (eighth configuration). .

According to the eighth configuration, the user sitting on the seat can easily check the flexible member.

The seventh or eighth configuration may further include an air pressure adjustment device that changes the air pressure inside the box main body (ninth configuration).

According to the ninth configuration, the air pressure inside the box main body can be adjusted.

In any one of the seventh to ninth configurations, at least one wheel arranged on the bottom of the box body is further provided (tenth configuration).

According to the tenth configuration, the box main body can be easily moved.

REFERENCE SIGNS LIST 1

Box body

2, 302 Wheel 4 Atmospheric pressure regulator 6 Seat 7

Flexible member

11, 211 First panel 61a Seat surface 71 Through hole 72 Cylindrical member 73 Fixed member 81a Microphone 81b Microphone 82a Speaker 82b Speaker 100 Box with protective panel 200 Door with protective panel 201 Arm insertion slot 202 Hinge 310 Protective panel

Claims

A protective panel separating a positive pressure space and a negative pressure space, comprising:
a plate portion having a through hole;
a flexible member arranged to block the through-hole and bent toward the negative pressure space;
When the front side of the plate portion is a positive pressure space and the back side of the plate portion is a negative pressure space, the flexible member is recessed toward the back side of the plate portion so that the front side of the plate portion is a negative pressure space. A protective panel that is recessed toward the front side of the plate portion when the back side of the plate portion becomes a space and the back side of the plate portion becomes a positive pressure space.
The protective panel according to claim 1, further comprising a fixing member that detachably fixes the flexible member to the plate portion.
The plate portion includes a tubular member arranged in the through hole,
3. The protective panel according to claim 2, wherein said fixing member includes a band member fixing a portion of said flexible member to the outer periphery of said tubular member.
a front microphone arranged on the front side of the plate;
a back-side speaker arranged on the back side of the plate portion, the back-side speaker outputting the sound detected by the front-side microphone;
a back side microphone arranged on the back side of the plate;
2. The protective panel according to claim 1, further comprising a front speaker arranged on the front side of said plate portion for outputting a sound detected by said rear microphone.
The plate includes at least one arm insertion opening into which a user's hand and arm are inserted from the front side or the back side,
2. The protective panel according to claim 1, wherein said flexible member is arranged above said arm insertion opening.
A guard panel door comprising a guard panel and a hinge pivotally connecting the guard panel to a structure,
The protective panel is
A protective panel separating a positive pressure space and a negative pressure space, comprising:
a plate portion having a through hole;
a flexible member arranged to block the through-hole and bent toward the negative pressure space;
When the front side of the plate portion is a positive pressure space and the back side of the plate portion is a negative pressure space, the flexible member is recessed toward the back side of the plate portion so that the front side of the plate portion is a negative pressure space. A door with a protective panel that is recessed toward the front side of the plate portion when the back side of the plate portion becomes a space and the back side of the plate portion becomes a positive pressure space.
A box with a protective panel, comprising a box main body in which the protective panel is configured as one wall,
The protective panel is
A protective panel separating a positive pressure space and a negative pressure space, comprising:
a plate portion having a through hole;
a flexible member arranged to block the through-hole and bent toward the negative pressure space;
When the front side of the plate portion is a positive pressure space and the back side of the plate portion is a negative pressure space, the flexible member is recessed toward the back side of the plate portion so that the front side of the plate portion is a negative pressure space. A box with protective panels that is recessed toward the front side of the plate portion when the back side of the plate portion becomes a space and the back side of the plate portion becomes a positive pressure space.
further comprising a seat portion disposed within the box body;
8. The box with protective panels according to claim 7, wherein said flexible member is arranged above a seat surface of said seat portion.
The box with protective panels according to claim 7, further comprising an air pressure adjusting device that changes the air pressure inside the box main body.
The box with protective panels according to claim 7, further comprising at least one wheel arranged on the bottom of said box body.