JP2022178118A - Protective panel, door with protective panel and box with protective panel - Google Patents

Abstract

To provide a protective panel, a door with the protective panel and a box with the protective panel capable of preventing influence of a harmful material to a user side, rather than to a plate part, when moving an article between a front side and a rear side.SOLUTION: A protective panel 10 has a plate part 11 and a case part 20 for moving an article from a rear side of the plate part 11 to a front side, or from the rear side to the front side. The case part 20 is arranged penetrating through the plate part 11. The plate part 11 includes an arm insertion ports 15, 16 provided above the case part 20. The case part 20 includes a first door allowing opening/closing of an upper face of the rear side of the plate part 11, and openable/closable by the hand or the arm of a user inserted into the arm insertion port 15 or 16, and a second door allowing opening/closing of the side face of a front part of the case part 20.SELECTED DRAWING: Figure 1

Description

TECHNICAL FIELD The present invention relates to a protective panel, a door with protective panel, and a box with protective panel.

Conventionally, a box with protective panels for collecting specimens is known. For example, Patent Literature 1 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. As a result, even if the subject suffers from an infectious disease, the sample collector is prevented from being secondary infected.

Further, conventionally, a draft chamber used in chemical experiments is known. For example, Patent Literature 2 discloses a draft chamber in which the inside of the apparatus is in a negative pressure state, and an experimental object can be operated through an opening. In this draft chamber, air flows into the inside of the device from the opening provided in the front part, preventing the leakage of harmful gas generated from the test subject during the experiment work to the operator side. there is

Utility Model Registration No. 3228999

JP 2015-39646 A

In the devices described in Patent Documents 1 and 2, harmful substances are prevented from reaching the user side rather than the side member or the front portion during the user's sample collection work or experiment work. there is However, in the devices described in Patent Literature 1 and Patent Literature 2, when the user acquires an object (specimen or experimental object) after the user's work, the side member or the front portion (plate portion) However, it cannot be said that harmful substances are prevented from reaching the user side. That is, in the specimen collection box of Patent Document 1, when the specimen (thing) is moved from the specimen collection person's hand to another place after the specimen collection work, the specimen collection box is performed outside the specimen collection box separately from the specimen collection person. A worker is required to receive the specimen from the hands of the operator. Therefore, both the operator who receives the object and the subject are outside the specimen collection box, and the operator (user) may be secondary infected. In addition, in the draft chamber of Patent Document 2, the experimental object is taken out from the draft chamber while the opening is open after the experimental work. Gas may leak out. Also, when an object is moved from the user's side (front side) to the back side across the plate portion, there is a possibility that harmful substances may reach the user's side in the above situation.

This disclosure has been made to solve the above-described problems, and prevents harmful substances from reaching the user side rather than the plate portion when moving objects between the front side and the back side of the plate portion. To provide a protection panel, a door with the protection panel, and a box with the protection panel, which can prevent

In order to achieve the above object, the protective panel according to the first aspect of the present disclosure disclosed below includes a plate portion that transmits visible light, and an object from the back side of the plate portion to the front side or from the front side to the back side. a case portion in which the object is placed in order to move the object to the object, the case portion being arranged to penetrate the plate portion; At least one arm insertion opening to be inserted, comprising at least one arm insertion opening provided above the case, wherein the case is located on the back side of the plate of the case. A first door that can open and close the upper surface of the part of the first door that is opened and closed by the user's hand or arm inserted into the at least one arm insertion opening, and the back side of the case part and a second door capable of opening and closing the upper surface or the side surface of the portion on the front side of the portion. In the present disclosure, the term "object" includes not only "specimens" obtained from the human body, test objects obtained from animals other than humans, and "experimental objects" in the chemical field, but also medicines such as vaccines and syringes. , food and drink such as gifts, and entertainment such as books.

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 pivotally connecting the protective panel to a structure.

A box with a protective panel according to a third aspect of the present disclosure includes a box main body in which the protective panel according to the first aspect is configured as one wall, and the first door is provided inside the box main body. are placed.

According to the configurations of the first to third aspects, it is possible to prevent harmful substances from reaching the user side rather than the plate portion when moving an object between the front side and the back side of the plate portion. can.

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 diagram for explaining the arrangement position of the exhaust device 3. As shown in FIG. FIG. 3 is a front view of the protection panel 10. FIG. FIG. 4 is a cross-sectional view of a portion of the protective panel 10 where the case portion 20 is arranged. FIG. 5A is a diagram showing a state in which the door 21a provided in the portion 21 is closed. FIG. 5B is a diagram showing a state in which the door 21a provided in the portion 21 is open. FIG. 6A is a diagram showing a state in which the door 22a provided in the portion 22 is closed. FIG. 6B is a diagram showing a state in which the door 22a provided in the portion 22 is opened. FIG. 7A is a diagram showing the state of the pressure confirmation member 30 when the inside of the box 100 with protective panels is not negative pressure. FIG. 7B is a diagram showing the state of the pressure confirmation member 30 when the inside of the box 100 with protective panels is negative pressure. FIG. 8 is a perspective view of a door 200 with a protective panel according to the second embodiment. FIG. 9 is a perspective view of a protection panel 310 in the third embodiment. FIG. 10 is a perspective view of the draft chamber 400 in the fourth embodiment. FIG. 11 is a perspective view of a protective panel 510 according to a first modified example of the first to fourth embodiments. FIG. 12 is a cross-sectional view showing part of a box 600 with protective panels according to a second modification of the first to fourth embodiments.

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 diagram for explaining the arrangement position of the exhaust device 3. As shown in FIG. Box 100 is a device for picking things from a subject. For example, box 100 is used when taking a physical specimen from a subject to test for the presence or absence of infection with the novel coronavirus (COVID-19). When collecting a specimen from a subject who may be infected, it is necessary to prevent droplets from the subject from splashing onto the specimen collector. In the first embodiment, a specimen collector collects a specimen from the outside while the subject is inside the box 100 . As a result, the specimen is collected while the subject and the specimen collector are separated from each other by the protective panel 10 of the box 100, so it is possible to prevent droplets from the specimen from reaching the specimen collector. becomes.

As shown in FIG. 1, the box 100 includes a box body 1 and a plurality of wheels 2. As shown in FIG. The box main body 1 has, for example, a rectangular parallelepiped shape. The box main body 1 includes a protective panel 10, a plurality of columnar members 1a, a top panel 1b, a side panel 1c, a box door 1d, and a bottom plate 1e. For the plurality of columnar members 1a, an aluminum frame material can be used, although not limited to this. The top panel 1b and the side panel 1c are made of a material that transmits visible light (transparent material). A part of the box door 1d is made of a material that transmits visible light. The material that transmits visible light is not limited to this, but a transparent acrylic resin can be used.

Further, as shown in FIG. 1, the protection panel 10 is configured as one wall portion (the wall portion on the X1 side) of the box main body portion 1 . A plurality of columnar members 1a constitute frames on each side of the box main body 1 having a rectangular parallelepiped shape by being combined with each other. The top panel 1b constitutes the top surface (Z1 side wall) of the box main body 1 and is fixed to a plurality of columnar members 1a. As shown in FIG. 2, a pair of side panels 1c are provided. A pair of side panels 1c are provided on the Y1 side and the Y2 side, respectively. Also, the side panel 1c is fixed to the plurality of columnar members 1a. The X1 direction means the direction toward the front side of the protection panel 10, and the X2 direction means the direction toward the back side of the protection panel 10. As shown in FIG. Also, the Y1 direction means the direction to the left when viewing the protective panel 10 from the front side, and the Y2 direction means the direction to the right. Also, the Z1 direction means an upward direction, and the Z2 direction means a downward direction. The X direction means a direction parallel to the X1 direction and the X2 direction, the Y direction means a direction parallel to the Y1 direction and the Y2 direction, and the Z direction means a direction parallel to the Z1 direction and the Z2 direction. means.

Further, as shown in FIG. 1, the box door 1d constitutes, for example, the side surface (the wall on the X2 side) of the box main body 1, and is fixed to the columnar member 1a via a hinge 1f so as to be openable and closable. . The box door 1 d is an entrance for the subject to enter and exit the box body 1 . For example, the box door 1 d is arranged at a position facing the protection panel 10 . In addition, the box door 1d opens and closes by rotating outward, for example, with respect to the box main body 1 via the hinge 1f. The bottom plate 1e constitutes the bottom surface of the box main body 1 and is fixed to the plurality of columnar members 1a.

As shown in FIG. 2, a side panel 1c provided on the Y2 side of the protection panel 10 is provided with an exhaust port 1g. The exhaust port 1g is formed, for example, in a rectangular shape, and the filter 3a is arranged inside the exhaust port 1g. The exhaust device 3 includes a fan 3b, and when the fan 3b is driven, the air inside the box main body 1 is exhausted to the outside through the filter 3a. As a result, the inside of the box main body 1 is made negative pressure. Also, it is possible to prevent contaminated air from leaking to the outside from the gap between the columnar member 1a and the protection panel 10 or the box door 1d. Also, the filter 3a is, for example, a HEPA filter. As a result, even if contaminated air exists in the box main body 1, it is exhausted through the filter 3a, so that the contaminated air can be prevented from leaking to the outside. A support 3c is arranged between the exhaust device 3 and the floor surface. If the exhaust device 3 can be attached to the box main body 1 without the support 3c, the support 3c may not be provided.

As shown in FIG. 1, a plurality of wheels 2 are arranged at four corners of the bottom of the box body 1, respectively. The box 100 (box main body 1) is configured to be movable by a plurality of wheels 2. As shown in FIG. As a result, the box 100 can be easily installed by moving the box 100 to the place where the subject is (medical facility or examination facility).

(Configuration of protection panel)
Next, the configuration of the protective panel 10 according to the first embodiment will be described with reference to FIGS. 1 and 3 to 7. FIG. FIG. 3 is a front view of the protection panel 10. FIG. As shown in FIG. 3, the protection panel 10 includes a plate portion 11, two pillar members 12, two beam members 13, a case frame member 14, a case portion 20, and a pressure confirmation member 30. The plate portion 11 includes an upper plate member 11a, a central plate member 11b, and a lower plate member 11c. The upper plate member 11a, the central plate member 11b, and the lower plate member 11c are made of a material that transmits visible light. The material that transmits visible light is not limited to this, but acrylic resin can be used. As the two pillar members 12, the two beam members 13, and the case frame member 14, an aluminum frame member can be used, although not limited to this.

Further, as shown in FIG. 1, two beam members 13 extending in the Y direction are arranged between two column members 12 extending in the Z direction. The case frame member 14 is arranged vertically between the two beam members 13 and connected to the two column members 12 . An upper plate member 11a is arranged in a region surrounded by the two pillar members 12, the upper beam member 13, and the case frame member 14. As shown in FIG. A lower plate member 11c is arranged in a region surrounded by the two pillar members 12, the lower beam member 13, and the case frame member 14. As shown in FIG. Also, two central plate members 11b are arranged in a region adjacent to the case frame member 14 and arranged between the upper plate member 11a and the lower plate member 11c in the vertical direction.

FIG. 4 is a cross-sectional view of a portion of the protective panel 10 where the case portion 20 is arranged. The case portion 20 is a case for temporarily placing the sample P when moving the sample P from the back side (X2 side) of the plate portion 11 to the front side (X1 side). As shown in FIG. 3 , the case portion 20 is arranged so as to penetrate the plate portion 11 . That is, the case portion 20 is arranged from the back side of the back surface 11d of the plate portion 11 (the position in the X1 direction) to the front side of the front surface 11e of the plate portion 11 (the position in the X2 direction). .

Further, as shown in FIG. 3, the case portion 20 is arranged in a region surrounded by the case frame member 14, so that the case portion 20 is positioned vertically between the upper plate member 11a and the lower plate member 11c and between two It is arranged between the central plate members 11b in the left-right direction. Further, the case portion 20 is fixed to the case frame member 14 using a joining member such as bolts, nuts, or an adhesive.

As shown in FIG. 3, the upper plate member 11a of the plate portion 11 has two arm insertion openings 15 and 16 into which the user's hands and arms are inserted. The arm insertion openings 15 and 16 are arranged above the case section 20 and spaced apart from each other. Arm insertion openings 15 and 16 each have a circular shape. The arm insertion openings 15 and 16 are through holes formed in the upper plate member 11a.

As shown in FIG. 4, a cylindrical member 15a is arranged in the arm insertion opening 15. As shown in FIG. A glove 40 fixed by a fixing member 15b is arranged on the tubular member 15a. The glove 40 is made of a liquid impermeable material such as rubber or resin. The fixing member 15b is, for example, a band that fixes a portion of the globe 40 to the outer circumference of the tubular member 15a. The fixing member 15b sandwiches a portion of the globe 40 between itself and the outer circumference of the cylindrical member 15a. As a result, the glove 40 is attached to the hand of the specimen collector who has inserted it from the arm insertion port 15, so that the droplets of the subject can be prevented from adhering to the hand of the specimen collector. Since the arm insertion opening 16 is configured in the same manner as the arm insertion opening 15, description thereof is omitted.

(Structure of case)
As shown in FIG. 1, the case part 20 has, for example, a rectangular parallelepiped shape. As shown in FIG. 4 , the internal space of the case portion 20 continues from the back side to the front side of the plate portion 11 . Further, the case part 20 is made of a material that transmits visible light. The material that transmits visible light is not limited to this, but acrylic resin can be used. According to this configuration, the inside of the case part 20 can be visually recognized by the sample collector.

4, the case portion 20 includes a portion 21 on the back side (X2 side) of the surface 11d and a portion 22 on the front side (X1 side) of the case portion 20. As shown in FIG. A projection length L1 from the surface 11d of the portion 21 to the rear side is longer than a projection length L2 from the surface 11e of the portion 22 to the front side. As a result, the length L2 protruding toward the specimen collector side (front side) can be reduced while ensuring the dimensions of the case portion 20 . As a result, it is possible to prevent interference between the specimen collector's body and the case portion 20 when the specimen collector acquires the specimen.

FIG. 5A is a diagram showing a state in which the door 21a provided in the portion 21 is closed. FIG. 5B is a diagram showing a state in which the door 21a provided in the portion 21 is opened. As shown in FIG. 5A, the upper surface of the portion 21 is provided with a door 21a. The opening 21b is closed by the door 21a. The door 21a is provided with a grip portion 21d. The grasping portion 21d is provided at a position where it can be grasped by the hand of the specimen collector inserted into the arm insertion port 15 or 16. As shown in FIG. As a result, the door 21 a can be easily opened and closed by a hand inserted through the arm insertion openings 15 and 16 arranged above the case portion 20 . Further, the center C<b>1 in the left-right direction of the case portion 20 is positioned between the arm insertion opening 15 and the arm insertion opening 16 .

Then, as shown in FIG. 5B, the opening 21b is opened by sliding the door 21a in the Y2 direction while the grip portion 21d is gripped by the sample collector (not shown). As a result, the door 21a is slid and opened and closed, so unlike the case where the door is opened by rotating toward the arm insertion openings 15 and 16, the distance between the door 21a and the arm insertion openings 15 and 16 is reduced. can be made smaller. Further, the upper surface 21e of the door 21a is formed flat so that the sample P can be temporarily placed thereon. Thereby, the obtained sample P can be temporarily placed on the upper surface 21e. Then, the specimen P is placed inside the portion 21 with the opening 21b open.

FIG. 6A is a diagram showing a state in which the door 22a provided in the portion 22 is closed. FIG. 6B is a diagram showing a state in which the door 22a provided in the portion 22 is opened. As shown in FIG. 6A, two doors 22a are provided on the side surface of the portion 22 in the X1 direction. Each of the two doors 22a is provided with a grip portion 22b. The gripping portion 22b is gripped by the hand of the sample collector who is outside the box 100 . Then, as shown in FIG. 6B, the sample collector (not shown) slides the grip portion 22b in the Y1 direction to open the opening 22c. Then, the specimen P (see FIG. 5B) is taken out from the inside of the case part 20 while the opening 22c is open. Thereby, the specimen P is moved from the inside of the box 100 to the outside. According to this configuration, since the door 22a is provided on the side surface of the case portion 20, the hand can be inserted in the X2 direction from the side surface toward the portion 21 of the case portion 20. As shown in FIG. As a result, even when the sample P is placed in the portion 21 of the case portion 20, the sample P can be easily obtained. Further, when the door 22a is opened, if the door 21a (see FIG. 4) is closed, contaminated air does not enter the case portion 20 from the inside of the box 100. Therefore, when the door 22a is opened, However, the polluted air inside the box 100 can be prevented from leaking out.

As described above, the specimen collector inserts the arm into the arm insertion openings 15 and 16, and after performing the task of obtaining the specimen on the back side of the plate section 11, collects the specimen on the back side of the plate section 11. A person can open the door 21 a and place the sample P inside the case part 20 . At this time, by closing the door 22a, it is possible to prevent contaminated air from reaching the outside (front side) of the box 100 from inside. Then, the sample taker can take out the arm from the arm insertion openings 15 and 16 and take out the sample P placed inside the case 20 to the front side through the door 22a. At this time, by closing the door 21a, it is possible to prevent contaminated air from reaching the outside (front side) of the box 100 from inside. As a result, it is possible to prevent harmful substances from reaching the side of the sample collector rather than the plate portion 11 even when the sample P is taken out from the plate portion 11 to the sample collector side after the work by the sample collector (user). can be done. In addition, the specimen collector can handle the specimen P without a worker other than the specimen collector.

(Configuration of pressure confirmation member)
Next, the configuration of the pressure confirmation member 30 will be described with reference to FIGS. 1, 7A and 7B. FIG. 7A is a diagram showing the state of the pressure confirmation member 30 when the pressure inside the box 100 is not negative. FIG. 7B is a diagram showing the state of the pressure confirmation member 30 when the pressure inside the box 100 is negative. As shown in FIG. 1 , the plate portion 11 is provided with a pressure confirmation member 30 . The pressure confirmation member 30 is provided, for example, at a position above the arm insertion openings 15 and 16 (Z1 direction). As a result, the pressure confirmation member 30 is arranged at a position close to the eye level of the person taking the sample, so that the pressure confirmation member 30 can be easily visually recognized.

As shown in FIG. 7A, the plate portion 11 is formed with a through hole 31 extending from the surface 11d to the surface 11e. A cylindrical member 32 a is arranged in the through hole 31 . The pressure confirmation member 30 is configured by a flexible member. A sheet made of vinyl can be used as the flexible member, although it is not limited to this. The pressure confirmation member 30 is arranged so as to block the through hole 31 (cylindrical member 32a) and is arranged in a slackened state. Moreover, the pressure confirmation member 30 is fixed to the outer periphery of the cylindrical member 32a by a fixing member 32b. The fixing member 15b is, for example, a band that sandwiches a part of the confirmation member 30 and the outer circumference of the cylindrical member 32a.

Then, as shown in FIG. 7B , when the inside of the box main body 1 becomes negative pressure, the pressure confirmation member 30 is recessed toward the back side (X2 side) of the box main body 1 . The sample collector confirms that the inside of the box main body 1 has become negative pressure by visually confirming that the pressure confirmation member 30 is recessed toward the back side of the box main body 1 .

(Example of use of specimen collection box)
Next, a usage example of the box 100 according to the first embodiment will be described with reference to FIGS. 1 to 7B.

First, the sample collector operates the exhaust device 3 shown in FIG. Then, the sample collector confirms that the pressure confirmation member 30 changes from the slack state as shown in FIG. 7A to the recessed state inside the box main body 1 as shown in FIG. 7B. When the pressure confirmation member 30 is recessed inside the box main body 1, the pressure inside the box main body 1 is negative.

Thereafter, the subject opens the box door 1d shown in FIG. 1, enters the box body 1, and closes the box door 1d. It is preferable that the specimen collector is not in the vicinity of the box main body 1 when the subject enters/exits the box main body 1 . Then, the specimen collector inserts the arm and hand into the arm insertion openings 15 and 16, respectively, and wears the glove 40 shown in FIG. 4 on the arm and hand.

Then, the specimen collector collects the specimen from the subject, opens the door 21a, and places the specimen inside the case part 20 as shown in FIG. 5B. At this time, the door 22a is closed as shown in FIG. 6A. Then, the door 21a is closed as shown in FIG. 5A. Then, the specimen collector takes out the arms and hands from the arm insertion openings 15 and 16 . After that, as shown in FIG. 6B, the door 22a is opened and the specimen P placed in the case part 20 is taken out. At this time, the door 21a is closed. As a result, droplets from the subject are not applied to the specimen collector, and the inside of the box body 1 is kept at a negative pressure, and the droplets can be transferred from the inside of the box 100 (the back side of the protective panel 10) to the outside of the box 100. The specimen P is moved to (front side of the protection panel 10).

After that, the specimen collector closes the door 22a. Then, the subject opens the box door 1d and leaves the box body 1 to the outside.

According to the above-described method of use, after the specimen collecting operation of the specimen collector, the specimen P is placed in the case part 20 by opening the door 21a while the door 22a is closed. When arranging, it is possible to prevent harmful substances from reaching the front side from the back side of the plate portion 11 . Since the door 22a is opened while the door 21a is closed, the sample P can be taken out while preventing harmful substances from reaching the front side of the plate portion 11 from the back side. As a result, it is possible to prevent harmful substances from reaching the side of the sample collector rather than the plate portion 11 even when the sample P is taken out from the plate portion 11 to the sample collector side after the sample collector's work. In addition, the specimen P can be collected from the subject and moved from the inside of the box 100 to the outside without an operator other than the specimen collector.

[Second embodiment]
The configuration of a door 200 with a protective panel according to the second embodiment will be described with reference to FIG. FIG. 8 is a perspective view of a door 200 with a protective 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 protective panels is arranged, for example, but not limited to, at the entrance/exit of a hospital room in a medical facility or the entrance/exit of a living room in a nursing care facility. As shown in FIG. 8 , a door 200 with a protective panel includes a protective panel 10 , a hinge 202 that rotatably connects the protective panel 10 to a wall 220 , and a doorknob 203 arranged on the protective panel 10 . 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. As a result, the door 200 with a protective panel can have both the function as a door of a hospital room or living room and the function as the protective panel 10 according to the first embodiment. Other configurations and effects are the same as those of the first embodiment.

[Third embodiment]
The configuration of the protection panel 310 in the third embodiment will be described with reference to FIG. 9 . FIG. 9 is a perspective view of a 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.

As shown in FIG. 9, protective panel 310 comprises two legs 301 . The leg portion 301 is connected to the lower end of the column member 12 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 plate portion 11 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. Thereby, it is possible to prevent air from moving from the back side to the front side of the protection panel 310 below the plate portion 11 . Further, each of the two column members 12 is provided with a grasping portion 304 (moving handle). Thereby, the user can easily move the protection panel 310 by holding the grip portion 304 and rolling the wheels 302 . Other configurations and effects are the same as those of the first embodiment.

[Fourth embodiment]
The configuration of the draft chamber 400 in the fourth embodiment will be described with reference to FIG. FIG. 10 is a perspective view of the draft chamber 400 in the fourth embodiment. It should be noted that the same reference numerals as in any one of the first to third embodiments are used for the same configurations as those in any one of the first to third embodiments, and description thereof will be omitted.

The draft chamber 400 is a device in which an object to be tested is placed inside (back side) when conducting experiments in the field of chemistry. Draft chamber 400 includes a subject transfer panel 410 . According to the draft chamber 400 according to the fourth embodiment, it is possible to manually manipulate the experimental object through the arm insertion openings 15 and 16 while the plate section 11 is separated (back side). The air inside the draft chamber 400 is exhausted through a filter by an exhaust device (not shown). is prevented from leaking out. Further, according to the fourth embodiment, after the experimental work by the experimenter, the experiment object is placed through the case portion 20 while preventing harmful substances from reaching the experimenter side rather than the plate portion 11. It becomes possible to remove it to the outside of the draft chamber 400 . 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 fourth embodiments, as shown in FIG. 4, the portion 22 of the case portion 20 projects to the front side by the length L2, but the present disclosure is not limited to this. . For example, like the protective panel 510 according to the first modified example shown in FIG. They may be arranged flush with each other.

(2) In the above-described first, second, and fourth embodiments, an example in which the space on the back side of the subject moving panel is set to a negative pressure has been shown, but the present disclosure is not limited to this. For example, like the box 600 with protective panels according to the second modified example shown in FIG. 12, the inside of the box 600 with protective panels may be positively pressurized. For example, the box 600 with protective panels is connected to an air supply device (not shown), and the air supply device maintains the inside of the box 600 with protective panels at a positive pressure. In this case, since the pressure confirmation member 30 has a shape that protrudes outward from the box 600 with protective panels, the user can recognize that the inside of the box 600 with protective panels is positive pressure by visually checking the pressure confirmation member 30. can be confirmed.

(3) In the above-described first to fourth embodiments, the example in which the door 21a is provided only on the upper surface of the portion 21 of the case portion 20 is shown, but the present disclosure is not limited to this. For example, a door may also be provided on the side surface of the portion 21 of the case portion 20 .

(4) In the first to fourth embodiments, an example in which the door 22a is provided on the side surface of the portion 22 of the case portion 20 is shown, but the present disclosure is not limited to this. For example, a door may be provided on the upper surface of the portion 22 of the case portion 20 .

(5) In the first to fourth embodiments, the doors 21a and 22a of the case portion 20 are slidably moved to open and close, but the present disclosure is not limited to this. For example, the door of the case portion 20 may be configured to rotate to open and close.

(6) In the first to fourth embodiments, the case portion 20 is made of a material that transmits visible light, but the present disclosure is not limited to this. For example, the case portion may be made of a material that does not transmit visible light (for example, a metal or a resin material that does not transmit visible light).

(7) In the above-described first to fourth embodiments, an example in which a pair of arm insertion openings is provided in the protection panel has been shown, but the present disclosure is not limited to this. For example, only one arm insertion opening may be provided in the protective panel, or three or more openings may be provided.

(8) In the above-described first embodiment, an example in which the box main body 1 is formed in a rectangular parallelepiped shape has been described, but the present disclosure is not limited to this. That is, the box body 1 may be cubic, cylindrical, or dome-shaped.

(9) In the above first to fourth embodiments, the "object" to be moved is exemplified by the "specimen" and the "experimental object", but the present disclosure is not limited to this. For example, as "things", medicines such as vaccines, syringes, food and drink such as gifts, entertainment items such as books, etc. may be moved from the back side to the front side or from the front side to the back side through the protective panel.

(10) In the above-described first to fourth embodiments, an example of moving the "thing" from the back side of the plate portion to the front side has been shown, but the present disclosure is not limited to this. That is, the "thing" may be moved from the front side of the plate portion to the back side.

Also, the protective panel described above can be explained as follows.

The protective panel according to the first configuration includes a plate portion that transmits visible light, and a case portion in which the object is placed in order to move the object from the back side to the front side or from the front side to the back side of the plate portion. and a case portion disposed through the plate portion, wherein the plate portion is at least one arm insertion opening into which the user's hand and arm are inserted from the front side, and is positioned above the case portion. The case portion is a first door capable of opening and closing the upper surface of the portion of the case portion on the back side of the plate portion, and is inserted into the at least one arm portion insertion port. a first door that can be opened and closed by the user's hand or arm, and a second door that can open and close the upper surface or side surface of the front side portion of the case portion rather than the back side portion (first configuration ).

According to the first configuration, it is possible to prevent harmful substances from reaching the user side rather than the plate portion when moving an object between the front side and the back side of the plate portion. After the user's work, the first door can be opened and an object can be placed in the case while the second door is closed. can prevent harmful substances from reaching When the second door is opened while the first door is closed, it is possible to take out the object while preventing harmful substances from reaching the front side from the back side of the plate portion. As a result, it is possible to prevent harmful substances from reaching the user side rather than the plate portion even when taking out an object from the plate portion to the user side after the work by the user. Since the first door is provided on the upper surface of the case, the first door can be easily opened and closed by a hand inserted through the arm insertion opening arranged above the case.

In the first configuration, the length protruding from the plate portion of the case portion to the back side may be longer than the length of protruding from the plate portion of the case portion to the front side (second configuration).

According to the second configuration, it is possible to reduce the length protruding to the user side (front side) while ensuring the dimensions of the case portion. As a result, it is possible to prevent interference between the user's body and the case portion when the user performs work by inserting the arm into the arm insertion opening.

In the first or second configuration, the first door may be configured to slide and be opened and closed (third configuration).

Here, in the case where the first door is configured to be opened by rotating to the outside of the case portion, the first door and the arm portion inserted from the arm portion insertion opening do not interfere with each other. It is necessary to secure a distance from the arm insertion slot. On the other hand, according to the third configuration, the first door is slid to be opened and closed, so the distance between the first door and the arm insertion opening can be reduced.

In any one of the first to third configurations, the upper surface of the back side portion of the case portion may include a placement portion for temporarily placing an object (fourth configuration).

According to the fourth configuration, it is possible to temporarily place the acquired object on the placing section.

In any one of the first to fourth configurations, the second door may be arranged on the side surface of the front side portion (fifth configuration).

According to the fifth configuration, since the second door is provided on the side surface, a hand can be inserted from the side surface toward the back side of the case portion. As a result, even when an object is placed on the back side of the case, the object can be easily picked up.

In any one of the first to fifth configurations, the case portion may be made of a material that transmits visible light (sixth configuration).

According to the sixth configuration, even when the first door and the second door are closed, the user can visually recognize the inside of the case portion.

In any one of the first to sixth configurations, the at least one arm insertion opening may include a pair of arm insertion openings provided above the case (seventh configuration).

According to the seventh configuration, the user can insert both arms into the pair of arm insertion openings.

In any one of the first to seventh configurations, the plate portion may have a through hole, and may further include a pressure confirmation member including a flexible member arranged to block the through hole. Good (eighth configuration).

According to the eighth configuration, when the protective panel is configured as a part of the negative pressure room (negative pressure box) or the positive pressure room (positive pressure box), the inside of the negative pressure room or positive pressure room is The user can visually confirm whether the pressure is negative or positive, or whether it is the same pressure as the outside.

A door with a protective panel according to a ninth configuration includes a protective panel having any one of the first to eighth configurations and a hinge that rotatably connects the protective panel to a structure (ninth configuration ).

According to the ninth configuration, even when the user takes out an object from the plate portion to the user side after the work by the user, it is provided with a protective panel capable of preventing harmful substances from reaching the user side from the plate portion. Doors can be provided.

A box with a protective panel according to a tenth configuration includes a box main body portion in which the protective panel of any one of the first to eighth configurations is configured as one wall portion, and the first door is provided on the box main body portion. It is arranged inside (tenth configuration).

According to the tenth configuration, even when the user takes out an object from the plate to the user after the work by the user, the protective panel is provided to prevent harmful substances from reaching the user from the plate. box can be provided. Here, when objects are collected while the examinee is outside, make sure that the outside of the box with protective panels is not filled with air containing harmful substances (droplets) from the examinee. A box with protective panels should be placed. On the other hand, according to the tenth configuration, since the object of the subject can be collected inside the box, the outside of the box with protective panels is not filled with air containing harmful substances. A box with protective panels can be placed and used.

The tenth configuration may further include an exhaust device that creates a negative pressure inside the box body (eleventh configuration).

According to the eleventh configuration, when there is contaminated air in the box main body, it is possible to prevent the contaminated air from leaking out from the box main body.

The tenth or eleventh configuration further comprises wheels arranged at the bottom of the box body for moving the box body (twelfth configuration).

According to the twelfth configuration, the box with protective panels can be easily moved by the wheels.

DESCRIPTION OF SYMBOLS 1... Box main-body part 2... Wheel 3... Exhaust device 10, 310, 410, 510... Protection panel 11... Plate part 11a... Upper plate member 11b... Center part plate member 11c... Lower plate member, Reference numerals 15, 16... Arm insertion opening 20, 520... Case part 21... Part (back side part) 21a... Door (first door) 21e... Top surface 22... Part (front side part) 22a... Door (Second door) 30... Pressure confirmation member 31... Through hole 100, 600... Box with protective panel 200... Door with protective panel 202... Hinge 400... Draft chamber b... Side

Claims (12)

a plate portion that transmits visible light;
a case portion in which an object is arranged in order to move the object from the back side to the front side or from the front side to the back side of the plate portion, the case portion being arranged to penetrate the plate portion;
The plate portion includes at least one arm insertion opening into which a user's hand and arm are inserted from the front side, the at least one arm insertion opening provided above the case portion,
The case part is
A first door capable of opening and closing an upper surface of a portion of the case portion on the back side of the plate portion, the first door being opened and closed by a user's hand or arm inserted into the at least one arm insertion opening. a door;
and a second door capable of opening and closing an upper surface or a side surface of a portion of the case portion on the front side rather than the portion on the back side. The protection panel according to claim 1, wherein the length of the case portion protruding from the plate portion to the rear side is longer than the length of the case portion protruding to the front side from the plate portion. The protection panel according to claim 1 or 2, wherein said first door is configured to be slidably opened and closed. The protective panel according to any one of claims 1 to 3, wherein the upper surface of the back side portion of the case portion includes a placement portion for temporarily placing an object. The protective panel according to any one of claims 1 to 4, wherein the second door is arranged on a side surface of the front side portion. The protective panel according to any one of claims 1 to 5, wherein the case portion is made of a material that transmits visible light. The protective panel according to any one of claims 1 to 6, wherein said at least one arm insertion opening includes a pair of arm insertion openings provided above said case portion. The plate portion has a through hole,
The protective panel according to any one of claims 1 to 7, further comprising a pressure confirming member including a flexible member arranged to close said through hole. a protective panel according to any one of claims 1 to 8;
and a hinge pivotally connecting the guard panel to a structure. The protective panel according to any one of claims 1 to 8 comprises a box main body part configured as one wall part,
The box with protective panels, wherein the first door is arranged inside the box main body. 11. The box with protective panels according to claim 10, further comprising an exhaust device that creates a negative pressure inside the box body. 12. The box with protective panels according to claim 10 or 11, further comprising wheels arranged on the bottom of the box body for moving the box body.

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