JP5610908B2 - pass box - Google Patents

Description

  This invention is not required to be as clean as a clean room, but the room inside and outside of a room that needs to be isolated, such as a room in a fever outpatient facility that takes measures against infectious diseases of splash infection. It is related with the pass box which delivers goods between.

  Pass boxes are used to deliver goods between the inside and outside of an isolation room, such as a clean room partitioned through a wall or the bed of a patient with an airborne infection (such as smallpox, SARS, or Ebola). This is a box-shaped device used for performing the above-mentioned, and various types of devices have been proposed so far (for example, Patent Document 1).

JP 2009-28450 A

  However, the conventional pass box has a complicated structure with high airtightness corresponding to the delivery of articles in a clean room or the like, and there are many examples of using a heavy material such as stainless steel, which increases the cost. In a room where measures are taken against infectious diseases such as measles and flu, cleanliness as high as a cleanroom is not required, and all conventional pass boxes are expensive for the required cleanliness. There is a problem of becoming.

  The object of the present invention is to ensure the necessary degree of cleanliness in an isolation room for taking measures against splash infection when an article is taken in and out of the room, even if the degree of cleanliness is not as high as that of a clean room. To provide a pass box that can be manufactured at low cost and can be easily installed on a wall.

A pass box according to the present invention is a pass box that is installed on a wall that separates an indoor side and an outdoor side of an isolation room and delivers articles between the indoor and outdoor sides, and has a cylindrical outer frame that communicates from the indoor side to the outdoor side A body and an inner frame body that is movably fitted into the outer frame body and can be pulled out only to one side of the indoor side and the outdoor side, and the inner frame body is provided on an upper surface or a side surface of the pullable side portion, It has a drawer side opening that is opened by being pulled out from the outer frame body, and has an opening door side opening provided with an opening door in front of the non-drawable side portion, and the inner frame body has the drawer side opening. And the other part of the opening door side opening is closed, and the inner edge of the inner frame body is at the opening edge portion of the opening door side opening, and the inner side of the inner side of the opening door side opening is fully closed by the outer frame body. The opening door can be opened with the frame positioned. And a locked state to prevent the withdrawal of the frame body, only set a switchable selective locking means between the locked state by allowing the drawer of the inner frame prevents the opening of the opening doors, the The opening door is a single opening door, and the selective locking means is provided at the opening edge of the opening door side opening of the inner frame body on the opening end side of the single opening door, and the front surface of the single opening door in a closed state. The one-sided door that engages with the front surface of the opening door side opening edge portion of the outer frame body and is in the closed state. It consists of a sliding member which can slide between the position which remove | deviates from the front surface of this. In addition, said wall is the meaning containing the door for entrance and exit of an isolation room.

According to this configuration, the inner frame body is a drawer type, and the openings on both sides that open to the inside and outside of the inner frame body are open on one side only at the position where the inner frame body is pulled out. The other opening is an opening door. Further, in the state where the inner frame body is pulled out, the open door side opening is kept closed by the selective locking means. In a state where the lock by the opening door is released by the selective locking means and the opening door can be opened, the inner frame body is in a position to be accommodated in the outer frame body, and the drawer side opening is closed. This prevents both the indoor side and the outdoor side openings from being opened simultaneously. Therefore, even if the indoor and outdoor openings do not become open at the same time and the cleanliness level is not as high as that of a clean room, it is necessary to take measures against splash infection when taking in and out articles indoors and outdoors. Cleanliness is ensured.
In addition, this pass box does not require a sealing means that increases the degree of sealing, or a material with high sealing performance, such as stainless steel. One of the openings of the inner frame is a drawer-type opening and the other is a single-door. Since the above configuration and the configuration in which only the selective locking means are provided are sufficient, the structure is simple and can be manufactured at low cost. Therefore, can be configured with lightweight materials such as wood material or plastic, can be a whole lightweight, Ru can also be installed in a large load is not applied the wall, such as a simple partition wall.
Furthermore, if it is a single door and the selective locking means is the slide member, the selective locking means for performing selective locking can be configured simply. Therefore, the pass box can be manufactured at a lower cost.

In this invention, the drawerable side may be the indoor side of the isolation chamber, the drawer side opening may be an indoor side opening, and the opening door side opening may be an outdoor side opening. In this case, the selective locking means is located on the outdoor side, and the selective locking means is operated on the outdoor side.
In general, articles are often brought into the isolation room from the outdoor side to the indoor side, but the outdoor side is an open door and the selective locking means can be operated on the outdoor side. It is easy to carry items from the outdoor side to the indoor side.

  When the outer frame body and the inner frame body are made of a wood material or plastic, it can be made lighter than a general pass box as described above, and a large load such as a simple partition wall cannot be applied. It can also be installed on a wall, and can be easily installed and discarded.

A pass box according to the present invention is a pass box that is installed on a wall that separates an indoor side and an outdoor side of an isolation room and delivers articles between the indoor and outdoor sides, and has a cylindrical outer frame that communicates from the indoor side to the outdoor side A body and an inner frame body that is movably fitted into the outer frame body and can be pulled out only to one side of the indoor side and the outdoor side, and the inner frame body is provided on an upper surface or a side surface of the pullable side portion, It has a drawer side opening that is opened by being pulled out from the outer frame body, and has an opening door side opening provided with an opening door in front of the non-drawable side portion, and the inner frame body has the drawer side opening. And the other part of the opening door side opening is closed, and the inner edge of the inner frame body is at the opening edge portion of the opening door side opening, and the inner side of the inner side of the opening door side opening is fully closed by the outer frame body. The opening door can be opened with the frame positioned. And a locked state to prevent the withdrawal of the frame body, only set a switchable selective locking means between the locked state by allowing the drawer of the inner frame prevents the opening of the opening doors, the The opening door is a single opening door, and the selective locking means is provided at the opening edge of the opening door side opening of the inner frame body on the opening end side of the single opening door, and the front surface of the single opening door in a closed state. The one-sided door that engages with the front surface of the opening door side opening edge portion of the outer frame body and is in the closed state. Because it consists of a sliding member that can slide between the position and the position where it comes off from the front of the product, it is possible to ensure the cleanliness necessary for the isolation room that takes measures against splash infection when putting in and out of the room, and at a low cost. And can be easily installed on the wall Further, when the door is a single door and the selective locking means is the slide member, the selective locking means for performing selective locking can be configured simply. Therefore, the pass box can be manufactured at a lower cost.

It is sectional drawing which shows the installation state of the pass box which concerns on one Embodiment of this invention. It is sectional drawing which shows the state which opened the drawer side opening of the pass box. It is the perspective view which looked at the same pass box from the outdoor side. It is a perspective view which shows the state which opened the opening door side opening of the pass box. It is the perspective view which looked at the same pass box from the room inner side. It is a perspective view which shows the state which opened the drawer side opening of the pass box. It is operation | movement explanatory drawing of the selective locking means in the same pass box.

  An embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a sectional view showing a state in which the pass box 1 according to this embodiment is installed on a wall 22 that partitions an isolation chamber 21. The pass box 1 is a box-shaped device that is installed on the wall 22 and delivers articles between the indoor side and the outdoor side of the isolation chamber 21, and includes an outer frame body 2, an inner frame body 3, A single door 4 and a selective locking means 5 are provided. The outer frame body 2 and the inner frame body 3 are formed of lightweight materials such as plywood and other wood materials, acrylic resin plate materials, or thin metal plate materials.

  The outer frame 2 is a cylindrical body having a square cross section that is installed in a through hole 22 a provided in the wall 22 and communicates from the indoor side of the isolation chamber 21 to the outdoor side. The inner frame body 3 is a pull-out cylindrical body having a square cross section that fits in the outer frame body 2 so as to be able to advance and retreat, and the longitudinal dimension thereof is aligned with the longitudinal dimension of the outer frame body 2. . On the upper surface of the indoor side portion which is one end side of the inner frame body 3, there is provided a drawer side opening 6 which opens upward at a position where it is drawn to the indoor side from the outer frame body 2 as shown in FIG. 2. ing. The drawer side opening 6 may be provided on substantially the entire upper surface excluding the other end of the inner frame 3. The drawer side opening 6 is not formed on the peripheral edge of the other end of the inner frame body 3 so that no gap is formed between the drawer side opening 6 and the indoor side when the inner frame body 3 is pulled out. A certain range of front and rear widths is necessary. A rear surface of the inner frame 3 facing the indoor side is closed by a rear wall 3a, and a pull handle 7 is provided on the rear wall 3a. In addition, a part or the whole of the back wall 3a is made of a translucent plate material such as a transparent glass plate or a transparent acrylic plate so that the inside of the inner frame 3 can be seen through the back wall 3a. Yes. In the state of FIG. 1 in which the inner frame 3 is not pulled out from the outer frame 2, the drawer-side opening 6 is covered with the outer frame 2 and closed. An open door side opening 8 that opens toward the front surface is provided in the outdoor portion of the inner frame 3.

  FIG. 3 shows a perspective view of the pass box 1 viewed from the outdoor side. As shown in the figure, a rectangular single opening door 4 for opening and closing the opening door side opening 8 is attached to an opening edge portion 8 a of the opening door side opening 8 of the inner frame 3 through a hinge 9 so as to be opened and closed. Yes. The single door 4 is entirely or partially made of a light-transmitting plate material such as a transparent glass plate or a transparent acrylic plate, and the open door side opening 8 of the inner frame 3 is closed by the single door 4 as shown in FIG. However, the inside of the inner frame 3 can be seen through. In addition, a handle 10 for opening / closing operation is provided on the front surface of the single door 4.

  The selective locking means 5 is provided across the front surface of the single door 4 and the opening edge 2a facing the outdoor side of the outer frame 2, and the drawer side opening 6 of the inner frame 3 is the outer frame. When the inner frame body 3 is positioned at the advancing / retreating position completely closed by 2 (state in FIG. 1), only the single door 4 can be opened and the drawer side opening 6 of the inner frame body 3 is opened. This is a mechanism that can alternatively select a state in which only the inner frame 3 is pulled out to the inside. Specifically, as shown in FIG. 7, the selective locking means 5 is provided at the opening edge portion 8 a of the chamber side opening 8 of the inner frame 3, and the front surface of the single door 4 in the closed state, It consists of a sliding member 11 slidable on the front surface of the opening door side opening edge 2a of the outer frame 2. The slide member 11 is provided with a pair of upper and lower guide loose holes 12, 12 extending in the lateral direction, and a pair of upper and lower engagements protruding from the front surface of the opening edge portion 8 a of the opening door side opening 8 of the inner frame 3. By engaging the pins 13 and 13 with the loose holes 12, the slide member 11 is slidable left and right and is prevented from coming off.

Next, an article delivery procedure performed between the inside and outside of the isolation room 21 using the pass box 1 configured as described above will be described.
In the state of FIG. 1 in which the drawer-side opening 6 of the inner frame 3 is completely closed by the outer frame 3, and the opening door-side opening 8 of the inner frame 3 is also closed by the single-opening door 4, the selective locking means. When a part of the sliding member 11 is straddling the front surface of the opening edge 2a of the outer frame body 2 as shown in FIG. It is in an evacuated state. Therefore, in this state, as shown in FIG. 4, the single door 4 can be opened to open the open door side opening 8 of the inner frame 3, but a part of the slide member 11 is open to the outer frame 2. Since it straddles the front surface of the edge 2a, the inner frame 3 cannot be pulled out from the room side. In this state, articles can be inserted into the inner frame 3 from the chamber side, and at this time, it is possible to prevent the drawer side openings 6 from being opened simultaneously.

  After the insertion of the article into the inner frame 3 is completed, the slide member 11 of the selective locking means 5 is slid to a position where a part of the slide member 11 straddles the front surface of the single door 4 as shown in FIG. Then, the single door 4 is locked by the slide member 11 as shown in FIG. 3 and cannot be opened. However, since the slide member 11 is completely retracted from the opening edge 2a of the outer frame body 2, the inner frame body 3 is pulled out from the state shown in FIG. It is possible to open and receive articles inserted into the inner frame 3 from the drawer side opening 6, and at this time, it is possible to prevent the opening door side opening 8 from being simultaneously opened.

  Thus, according to this pass box 1, it is blocked | prevented that both the opening 6 and 8 of an indoor side and an outdoor side are open | released simultaneously. Therefore, even if the cleanliness level is not as good as that in a clean room, the cleanliness level required to take measures against splash infection is ensured at the time of putting in / out the articles indoors and outdoors. Therefore, it is effective for preventing infection of medical staff with infectious diseases at the level of droplet infection.

  Further, the pass box 1 does not require a sealing means for improving the sealing degree or a material such as stainless steel having a high sealing performance. One of the openings of the inner frame 3 is a drawer-type opening 6 and the other is a piece. A configuration in which the door 8 is provided and a configuration in which the selective locking means 5 is provided are sufficient. Therefore, the structure is simple and can be manufactured at low cost. For example, since the material of the component parts can be a lightweight material such as a plywood, an acrylic resin plate, or a metal plate, the cost can be reduced. Since the whole can be reduced in weight, it can be installed on a wall such as a simple partition wall where a large load cannot be applied, and work such as disposal becomes easy.

  Further, in this embodiment, the selective locking means 5 is provided at the opening edge 8a of the opening door side opening 8 of the inner frame 3, and the front of the single door 4 in the closed state and the opening of the outer frame 2 are opened. Since the slidable sliding member 11 is used on the front surface of the door-side opening edge 2a, the selective locking means 5 can be easily configured.

Further, in this embodiment, the pull-out handle 7 is provided on the indoor side portion of the inner frame body 3, so that the pull-out operation of the inner frame body 3 from the indoor side can be easily performed using the handle 7.
In this embodiment, since the outer frame body 2 and the inner frame body 3 are cylindrical bodies having a square cross section, the processing of the pass box 1 is easy, and a size order is possible when the basic size is fixed and advanced. Further cost reduction is possible.

Contact name upper Symbol drawer side opening 6, be provided on the side surface of the inner frame 3, or may be provided from the upper surface of the inner frame 3 over the sides.

DESCRIPTION OF SYMBOLS 1 ... Pass box 2 ... Outer frame 2a ... Opening edge 3 ... Inner frame 4 ... Single door 5 ... Selective locking means 6 ... Drawer side opening 7 ... Drawer handle 8 ... Opening door side opening 8a ... Opening edge Part 11 ... Slide member 21 ... Isolation chamber 22 ... Wall

Claims (3)

A pass box that is installed on a wall that separates the indoor side and the outdoor side of the isolation room and delivers articles between indoors and outdoors,
A cylindrical outer frame that communicates from the indoor side to the outdoor side, and an inner frame that is fitted in the outer frame so as to be able to move forward and backward and can be pulled out only to one side with respect to the indoor side and the outdoor side. The body has a drawer-side opening that is opened by being pulled out from the outer frame on the upper surface or side surface of the drawer-side portion, and an opening door-side opening provided with an opening door in front of the non-drawable side portion The inner frame body is closed at other portions of the drawer side opening and the opening door side opening, and the drawer side opening is located at the opening edge of the opening door side opening of the inner frame body. In a state where the inner frame body is positioned at an advancing / retreating position that is completely closed by the outer frame body, the open door can be opened to prevent the inner frame body from being pulled out, and the drawer of the inner frame body is Switch to the locked state to allow and prevent the opening door from opening Only set Noh selective locking means, said open door is the door opening piece, said selective locking means is provided in the opening edge portion of the single swing door opening end side of the opening door side opening of the inner frame member Engaging with the front surface of the single door in the closed state and disengaging from the front surface of the opening door side opening edge of the outer frame body, and engaging with the front surface of the opening door side opening edge portion of the outer frame body And a pass box comprising a slide member which is slidable between the closed door and a position disengaged from the front surface of the single door .   2. The pass box according to claim 1, wherein the drawable side is an indoor side of the isolation chamber, the drawer side opening is an indoor side opening, and the opening door side opening is an outdoor side opening.   3. The pass box according to claim 1, wherein the outer frame body and the inner frame body are made of a wood material or plastic.

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