JPH10295745A - Recovery vessel for medical waste - Google Patents

Abstract

PROBLEM TO BE SOLVED: To secure fix corner parts of a side plate lower part, by forming a vessel with a paper material coated by thermoplastic synthetic resin on at least one face into a bag shape, creasing a lower step part of the side plate lower part in a specific angle to fold the corner part into a triangle, and overlapping and fixing it on the bottom wall. SOLUTION: A paper material at least one face of which is coated with thermoplastic resin such as polypropylene is creased for folding and forming a box body. A box body is folded and fused together at creases to form a box body. The lower part of a side plate 22b is folded outward following a crease formed in an angle of 45 deg. into a triangle so as to form the bottom wall to form a back-folded part 23b. The back-folded part 23b is fused at fusing part 25c and folded back to the bottom plate part side. This fusing part 25c of the back-folded part 23b and a fusing part 25a of the bottom plate part are fixed by a fixing member 35. Then the corner part can be fixed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a collection container used for collecting and disposing of medical waste such as various used medical instruments and medical tools.

[0002]

SUMMARY OF THE INVENTION The present applicant has filed Japanese Patent Application No.
In the case of -134481, instead of the conventional collection container made of synthetic resin, the medical equipment collected by the vibration during transportation or transportation jumps out to injure the worker, or the blood or chemical solution collected inside leaks out of the box. We have proposed a paper collection container that can be manufactured at low cost, while preventing the strength of the paper from lowering and easily incinerated.

[0003] This collection container is formed of a quadrangular paper material coated on at least one surface with a thermoplastic resin, and comprises an upper portion forming the upper wall of the box-shaped body, a middle portion forming the side wall, and a bottom wall. A first fold provided in the lateral direction to partition the lower portion to be formed, a second fold provided in the horizontal direction to partition the middle portion into each side plate portion, and a pair of side plate portions facing each other. A third fold provided in the longitudinal direction so as to be overlapped by being bisected in the width direction, and a fourth fold provided at an angle of 45 degrees in a lower portion below the pair of side plate portions, In the state of being folded at the third fold, both side edges and a lower end edge are joined by fusion of the thermoplastic resin, and have a structure which can be formed into a closed box-shaped body which is opened upward, Below each side plate that is bent into a triangle when a pair of side plates are expanded into a flat shape After superimposed on the lower surface of the bottom plate by folding the two corners of, it must be secured by tape or the like, had a troublesome problem in the assembly operation.

[0004] The present invention relates to an improvement of the above-mentioned conventional collecting container, and it is possible to securely fix both corners at the lower portion of the side plate portion to the lower surface of the bottom plate by a simple operation and maintain the box-shaped medical waste. An object of the present invention is to provide a collection container.

[0005]

SUMMARY OF THE INVENTION Accordingly, the present invention provides a paper material having at least one surface coated with a thermoplastic synthetic resin, comprising an upper wall corresponding to an upper wall of a container, a middle wall corresponding to a side wall, and a bottom wall. The first fold extending in the horizontal direction to define the lower part corresponding to the above, the second fold extending in the vertical direction to partition the middle part into the respective side plate parts, the pair of side plate parts facing each other in the width direction A third fold extending in the vertical direction, which can be divided into two, and a fourth fold extending at an angle of 45 degrees at a lower step located below the pair of side plates are provided. Both edges and a lower edge are fused to each other by melting the coated thermoplastic synthetic resin to form a bag shape, a pair of side plate portions are expanded in a plane shape, and both corner portions at the lower portions of the side plate portions are triangular. A container that can be bent into a box and formed into a box shape, and folded back to overlap the bottom surface of the bottom wall Constitutes a collection container for medical waste was fused portions of the corners of the triangular and fused portion of the bottom wall and a fixing member for fixing by clamping, respectively.

[0006] The pair of side plates of the container formed in the bag-like body are expanded in a plane, and both corners of the lower part of the side plates are bent into a triangular shape to form a box. Both corners of the triangular shape superimposed on the lower surface of the bottom wall are sandwiched and fixed by a fixing member to maintain a box shape.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the drawings.

Embodiment 1 In FIG. 1, a collection container 1 is a closed container 2 which is open only at the top, and is formed in a bag-like body when not assembled, and a sheet 3 as a paper material described below. Created from

The sheet 3 has a rectangular shape as shown in FIG. 2, and at least one surface thereof is made of a thermoplastic resin such as polypropylene or polyethylene having a predetermined thickness (preferably 20 to 20).
(Approximately 40 μm).

The sheet 3 is finally formed into a box-like body as will be described later. When forming the sheet 3, the upper step portion 21 forming the upper wall and the middle step forming the side wall are formed. Two first folds 31 are formed in the lateral direction in parallel with each other to form the section 22, the bottom wall, and the lower section 23 constituting the folded section 23b described later.

A pair of first side plate portions 22a and second side plate portions 22b forming a pair of opposed side walls of the box-like body are provided on the middle step portion 22.
As shown in FIG. 2, a first side plate portion 22a having a required width L1 is provided at the center, a second side plate portion 22b having a required width L2 is provided on both sides thereof, and a first side plate portion having a width 1/2 幅 L1 is provided on both sides thereof. Four second folds 32 parallel to the longitudinal direction are provided so as to extend to the lower portion 23 so as to partition the side plate portions 22a. Further, the sheet 3 is provided with three third folds 33 that bisect the pair of second side plate portions 22b in the width direction so as to extend in parallel in the vertical direction to the upper step portion 21 and the lower step portion 23. .

The lower portion 23 has a bottom plate portion 23a constituting a bottom wall of the box-like body, and a folded portion which, when formed into a box-like body, is folded outwardly in a triangular shape so as to form the bottom wall. As shown in FIG. 2, a bottom plate 23a having a width L1 is formed in the center, and a folded portion 23b having a width L2 is formed on both sides of the bottom plate 23a.
A bottom plate portion 2 having a width of 1/2 L1 on both sides of the folded portion 23b.
3a are partitioned by the four second folds 32, respectively. The vertical width L3 of the lower portion 23 is formed to be half of the horizontal width L2 of the second side plate portion 22b, that is, the same as the distance L4 between the second fold 32 and the third fold 33.

The folded portion 23b has a second fold 32
A fourth fold 34 is formed diagonally inclining at an angle of 45 degrees downward toward the third fold 33, and the folded portion 23b is formed along the fourth fold 34 by a triangle as described later. Is bent outward.

Notches 26 are provided at four locations on the extension of the second fold 32 in the upper step 21, a first upper plate 21a having a width L1 at the center, and a second upper plate 21b having a width L2 at both sides. ,
On both sides of the second upper plate portion 21b, first upper plate portions 21a having a width of 1/2 · L1 are formed by being divided respectively. The first joint 24 is provided on the right edge of the sheet 3 and the second joint 2 is provided on the lower edge thereof.
5 are formed.

The sheet 3 shown in FIG. 2 is folded in a valley at a third fold 33 so that the second side plate portion 22b is bisected in the lateral width direction and overlapped. The edge of the first side plate 22a and the overlapped second joint 25
Each other, that is, the portions shown by oblique lines in FIG.
As shown in FIG. 1, a bag-like container 21 opened only at the upper side
Formed.

In the above joining, the first joining portion 24
By heating and pressing with the edge of the first side plate portion 22a and the second joint portion 25 being overlapped with each other, the thermoplastic resin coated on both or one of them is melted and fused. Further, if the bonding strength cannot be sufficiently obtained only by fusion bonding of the previously coated thermoplastic resin, a thermoplastic resin film of the same type or different from the thermoplastic resin film is further interposed in the polymerization portion. The thermoplastic resin and the resin film may be melted and joined.

The center of the fused portion 25a of the superimposed second joining portion 25 located below the bottom plate portion 23a is
The first cutouts 25b are formed at a required interval, and the second cutouts 25b are located at the lower portion of the folded portion 23b.
Two second notches 25d are provided in the fusion portion 25c of the joining portion 25.
However, it is formed so as to coincide with the first notch 25b when the folded portion 23b is bent into a triangle and overlapped with the bottom plate portion 23a. The first and second notches 25b and 25d and holes 25e to be described later may be formed in the sheet 3 in advance as shown in FIG. These first parts are attached to the fusion parts 25a and 25c.
Also, the second notches 25b and 25d and a hole 25e described later may be formed.

Then, a folded portion 23b bent in a triangular shape
The two fixing members 35 are attached to the first and second notches 25b and 2 at the fusion portion 25c of the bottom plate portion 23a and the fusion portion 25a of the bottom plate portion 23a.
Attached at 5d location. Each fixing member 35 is formed in a U-shape with an interval corresponding to the fusion portion 25c of the folded portion 23b and the fusion portion 25a of the bottom plate portion 23a which are overlapped with, for example, a polypropylene resin. An engagement portion 35b is formed on the inner surface of the end of the 35a so as to engage with the first and second notches 25b and 25d. In addition, a tapered surface 35c is formed on the relative surface of each 35b, facilitating the work of inserting the superposed fused portions 25a and 25c. Further, the fixing member 35 is separate,
Alternatively, as shown in FIG. 9, they may be integrally formed so as to be connected by a band 35c having a length corresponding to the interval between the first cutouts 25b. And band 35
For example, in the case of the fixing member 35 connected by
A shaft portion 35d is integrally formed at an intermediate portion of the first notch 5c, and a hole 25e located between the first cutouts 25b when the collection container 1 is not assembled.
Alternatively, the shaft 35c may be inserted and temporarily fixed.

The collection container 1 thus formed in a bag-like body
Is transported or stored in a folded state as shown in FIG. 1 or FIG.

When collecting medical waste in a hospital or the like, a collection container 1 formed in a bag-like body as shown in FIG.
The second side plate portion 22b, which is divided in the width direction at the third fold 33 and folded, is expanded into a flat plate shape and the second fold 3
2, the first side plate portion 22a and the second side plate portion 22b are bent at right angles to form a rectangular frame. Further, the folded portion 23b disposed at each of the lower corners of the collection container 1 is
The bottom plate 23a is bent in a triangular shape along with and the bottom plate portion 23a is expanded into a flat plate shape to form a flat surface.

As shown in FIGS. 7 and 8, the folded portion 23b bent in a triangular shape is folded back toward the bottom plate portion 23a and overlapped, and then the fused portions 25 overlapped with each other.
a · 25c with their respective fixing members 35
Are inserted into the corresponding first and second notches 25b and 25d so as to be engaged with each other. By the above-mentioned operation, the bag-shaped collection container 1 is assembled into a box-shaped body.

The collection container 1 thus formed in a box-like body
In use, the first and second upper plate portions 2 are used as shown in FIG.
1a and 21b are installed in a state where they are opened and opened, and medical waste put in through the openings is collected.

When a predetermined amount of medical waste accumulates inside the first and second upper plates 21a and 21a as shown in FIG.
After b is folded inward so as to overlap with each other and overlapped to close the upper opening, the first and second upper plate portions 21a and 21b are joined with an adhesive tape or the like to be airtightly closed.

The above description is based on the first and second upper plate portions 21a.
Although the openings are closed by overlapping the 21b with each other, an adhesive tape is attached to make the airtight. However, the upper end opening of the collection container 1 may be airtightly closed using the lid 37 shown in FIG.

That is, the lid 37 is formed of a synthetic resin such as polypropylene, for example, in the shape of a square plate slightly larger than the upper portion of the collection container 1, and formed on each side thereof with upright walls 37a projecting from the upper and lower surfaces. Have been. Among them, a part of the upright wall 37a protruding from the lower surface is formed by the first and second side plate portions 2.
A part of the upright wall 37a that is engaged with the upper outer side surface of the 2a / 22b and protrudes from the upper surface is engaged with the lower portion of the upper collection container 1 stacked on the collection container 1. Also, lid 3
7 has a hanging wall 37b on the lower surface thereof,
The first and second upper plate portions 21a and 21b, which are formed integrally with each other, are formed in parallel with the upright wall 37a and spaced apart from the upright wall 37a by an interval of two sheets, and the first and second upper plate portions 21a and 21b are turned inward.
It is engaged with the side plates 22a and 22b. Further, a seal member 39 is attached over the entire periphery of the lid 37 between the upright wall 37a protruding from the lower surface of the lid 37 and the hanging wall 37b. As the sealing material 39, for example, a pressure-sensitive adhesive tape mainly containing butyl rubber or the like is suitable.

Then, the lid 37 is attached to the collection container 1 as follows, and the upper opening of the collection container 1 is closed airtightly.

After storing a predetermined amount of medical waste, the first and second upper plate portions 21a and 21b protruding upward are turned back into the collection container 1 to form the first and second side plate portions 22a and 22b.
Overlay on the inner surface. Next, as shown in FIG. 11, the lid 37 is attached to the upper opening of the collection container 1 by the upright wall 37a.
Are attached to the upper outer surfaces of the first and second side plate portions 22a and 22b and the hanging wall 37b is engaged with the inner surfaces of the first and second upper plate portions 21a and 21b, respectively. The sealing member 39 is adhered by pressing the lid body as a whole.

Embodiment 2 Referring to FIG.
Is formed from a sheet 43 formed in a bag-like body opened only upward as in the first embodiment. The seat 43 is basically the same as the seat 3, but is different in portions corresponding to the first and second upper plate portions 21a and 21b. still,
In the sheet 43, the same components as those of the sheet 3 are denoted by the same reference numerals as in the first embodiment, and detailed description thereof will be omitted.

That is, a third upper plate portion 45a is formed on the upper portion of one second side plate portion 22b with a width reaching the upper portion of the other first side plate portion 22b, and is formed at the rear center of the third upper plate portion 45a. Has an opening 45b. A fourth upper plate portion 45c is formed above the other second side plate 22b with a width such that the tip does not reach the opening 45b of the third upper plate portion 45a that is folded horizontally. On the other hand, a fifth upper plate portion 45d reaches the rear first side plate portion 22a opposite to the upper portion of the one first side plate portion 22a located at the front, and an insertion portion 45 at the end.
The opening 45f is formed in the fifth upper plate portion 45d so as to coincide with the opening 45b. A sixth upper plate portion 45g is provided above the other first side plate portion 22a located rearward, and the openings 45b and 45f of the third upper plate portion 45a and the fifth upper plate portion 45d that are folded horizontally.
Is formed so as to cover the width.

At the time of use, as shown in FIG.
The fourth upper plate portion 45c folded back inwardly with the upper plate portion 45a.
After being folded inward so as to be superimposed on the top, the fifth upper plate portion 45d is folded back and the insertion portion 45e is placed in the third position.
And the side ends of the fourth upper plate portions 45a and 45c and the first side plate portion 22
a Insert between the inner surfaces. At this time, the openings 45b and 45f
Are communicated with each other inside the collection container 41 so as to coincide with each other.

When the amount of the medical waste input from the openings 45b and 45f reaches a predetermined amount, the sixth upper plate portion 45g located at the rear is folded back to overlap the upper surface of the fifth upper plate portion 45d and the opening 45b. After closing 45f, an adhesive tape is stuck to keep the closed state.

Third Embodiment As shown in FIG. 14, the collection container 51 of the third embodiment is formed from a sheet 53 which is opened only at the upper part and is formed in a bag-like body, similarly to the first and second embodiments. The sheet 53 is basically the same as the sheet 3 described above, and is different in portions corresponding to the first and second upper plate portions 21a and 21b. For this reason, in the sheet 53, the same components as those of the sheet 3 are denoted by the same reference numerals, and detailed description is omitted.

That is, although the upper portion 21 of the sheet 3 is cut corresponding to the first and second side plate portions 22a and 22b,
The upper portion 55 of the sheet 53 is formed continuously in the lateral direction without providing a cut. A fifth fold 57 is formed in the upper portion 55 so as to extend from the first fold 31 in the lateral direction at a position having the above-mentioned interval L4. Further, the upper fold 55 located above the second side plate 22b has a first fold 31.
From the intersection of the second fold 32 and the third fold 33 and the fifth fold 57
A sixth fold 59 of 45 degrees is formed toward the intersection of. Further, the upper step 5 corresponding to the first side plate 22a
An insertion piece 61 is formed at an upper part of the upper part 5 and a hand-piece 63 is formed at a required width at an upper part of the upper step part 55 corresponding to the other side plate part 22a. An adhesive member 65 such as a double-sided tape is attached to the entire outer surface of the insertion piece 61 in the lateral direction. The handle 63 has a handle hole 67 formed therein. Further, the adhesive member 65 may not be provided on the insertion piece 61. In this case, the state may be maintained by an adhesive tape after folding the upper surface into a flat shape.

When a predetermined amount of medical waste is put into the collection container 51 and collected, as shown in FIGS. 15 and 16, the upper step 55 corresponding to the second side plate 22b is folded into the sixth fold 59. The insertion piece 61 from which the release paper of the adhesive member 65 has been removed is folded inward while being folded inward, and is inserted into the inner surface of the upper step 55 corresponding to the handle piece 63 while corresponding to each of the opposing first side plate portions 22a. The upper portion of the upper portion 55 to be bent is bent at the fifth fold 57 so that the upper portion 55 above the fifth fold 57 is erected and the upper portion 55 below the fifth fold 57 is folded inward. It is superimposed on the upper surface of the upper portion 55 corresponding to the second side plate portion 22b. Next, the upper end of the upper portion 55 corresponding to the first side plate portion 22a standing up in the above state is pressed and the upper portion of the collection container 51 located therebetween is closed by the adhesive member 65.

[0035]

As described above, the present invention relates to the improvement of the conventional collecting container, and it is possible to securely fix both corners of the lower portion of the side plate portion to the lower surface of the bottom plate and maintain the box shape by a simple operation.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a medical waste collection container.

FIG. 2 is a front view showing a sheet of a collection container.

FIG. 3 is a front view showing a state where a collection container is formed from a sheet.

FIG. 4 is a perspective view when a bag-shaped collection container is formed in a box-shaped body.

FIG. 5 is a perspective view showing a usage mode of the collection container.

FIG. 6 is a perspective view showing a usage mode of the collection container.

FIG. 7 is a schematic perspective view showing a fixed state of the folded portion.

FIG. 8 is a schematic perspective view showing a fixed state of the folded portion.

FIG. 9 is a perspective view showing a modified embodiment of the fixing member.

FIG. 10 is a perspective view showing a lid partly broken away.

FIG. 11 is a partial vertical cross-sectional view showing an upper part of a collection container to which a lid is attached.

FIG. 12 is a front view showing a sheet of the collection container.

FIG. 13 is a perspective view showing a state in which a lid of the collection container is opened.

FIG. 14 is a front view showing a sheet of the collection container.

FIG. 15 is a partial perspective view showing a state where the upper part of the collection container is being closed.

FIG. 16 is a partial perspective view showing an upper closed state of the collection container.

[Explanation of symbols]

1-recovery container, 2-container body, 3-sheet, 21-upper part, 22-middle part, 22a-side plate part, 22b-side plate part,
23-lower section, 31-first fold, 32-second fold, 33
-Third fold, 34-Fourth fold, 25a / 25b-Fused portion, 35-Fixed member

Claims (5)

[Claims] 1. A paper material having at least one surface coated with a thermoplastic synthetic resin, a top wall corresponding to an upper wall of a container,
A first fold extending in the horizontal direction that defines a middle portion corresponding to the side wall and a lower portion corresponding to the bottom wall, a second fold that extends in the vertical direction defining the middle portion in each side plate portion, relative A third fold extending in the vertical direction in which the pair of side plate portions to be divided into two in the width direction and overlapped with each other, and 45 at the lower step located below the pair of side plate portions
A fourth fold that is inclined and extends at an angle of degrees is provided, and both end edges and a lower end edge of the paper material are fused and formed into a bag shape by melting of the coated thermoplastic synthetic resin. A container body that can be formed into a box shape by expanding the side plate portion into a planar shape and bending both corners of the lower portion of the side plate portion into a triangular shape,
A medical waste collection container comprising: a fusion member at both corners of a triangular shape and a fixing member for sandwiching and fixing the fusion portion of the bottom wall, which are folded back so as to overlap the lower surface of the bottom wall. 2. The medical waste collection container according to claim 1, wherein the fixing member is made of a synthetic resin which is elastically deformable and formed in a U-shape. 3. A pair of arms of a fixing member for sandwiching each of the two corner portions and the bottom wall portion, the projections engaging with holes formed in the respective fusion portions. Medical waste collection container with a section. 4. A paper material having at least one surface coated with a thermoplastic synthetic resin, a top wall corresponding to an upper wall of a container,
A first fold extending in the horizontal direction that defines a middle portion corresponding to the side wall and a lower portion corresponding to the bottom wall, a second fold that extends in the vertical direction defining the middle portion in each side plate portion, relative A third fold extending in the vertical direction in which the pair of side plate portions to be divided into two in the width direction and overlapped with each other, and 45 at the lower step located below the pair of side plate portions
A fourth fold that is inclined and extends at an angle of degrees is provided, and both end edges and a lower end edge of the paper material are fused and formed into a bag shape by melting of the coated thermoplastic synthetic resin. A container body that can be formed into a box shape by expanding the side plate portion into a planar shape and bending both corners of the lower portion of the side plate portion into a triangular shape,
A fixing member for sandwiching and fixing the fusion portion and the fusion portion of the bottom wall at both corners of the triangular shape folded back so as to overlap the lower surface of the bottom wall, and inserted into an upper portion of a container body formed in a box shape A medical waste collection container comprising a lid which can be fitted and has a seal member provided on the upper part of each side plate portion and which can be adhered. 5. The medical waste collection container according to claim 4, wherein upright portions are provided on the outer periphery of the upper surface of the lid along the outer surface of each side plate portion.