JP3166051B2 - Storage frame for filter element - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

This invention relates to office buildings and hospitals,
The present invention relates to a frame for storing a filter element used for air conditioning, exhaust treatment or deodorization treatment in a factory or the like.

[0002]

2. Description of the Related Art Generally, in an office building, a hospital or the like, as shown in FIG. 13, a filter shelf A and a cooling cabinet A are provided in a machine room M in which an outside air duct D ₁ , a return air duct D ₂ and an air supply duct D ₃ are connected. , A hot water coil unit B, a humidifier C, an eliminator E, a blower F and the like are arranged, and the air taken in from the outside air duct D ₁ and the return air duct D ₂ is conditioned in the machine room M to supply air. so that it fed into each room through D _3.

As a filter for purifying the intake air, a series of filter materials a such as filter paper and glass-woven nonwoven fabric are pleated as shown in FIG. 14, and both sides thereof are covered with groove-shaped paper materials b. A plurality of the filter elements e are connected by a connecting material c such as kraft paper so as to exhibit a plane waveform as shown in FIG. It is disposed inside the frame G, the upper and lower end faces of each filter element e and the side edges of both sides are sealed with an adhesive s, and a gasket is attached to the rear end face (the front end face in the figure) of the frame G. g to make a filter unit U, and this filter unit U
Are exchangeably fitted to each of the section shelves of the filter shelf A.

[0004]

The above-mentioned conventional frame on which the filter element is mounted is made of wood, metal (aluminum) or plastic.
Wood and metal are heavy and difficult to handle, costly, and because the upper and lower end plates and side plates are screwed, they are difficult to disassemble when used and burn metal. Wood cannot be disposed of, and wood is limited in resources. On the other hand, plastic has the advantages of being lightweight, inexpensive, and easy to handle. However, when used, it cannot be easily incinerated to prevent pollution.

Accordingly, an object of the present invention is to provide a filter element storage frame which is lightweight, inexpensive, easy to handle, has rigidity, and is easy to dispose of after use.

[0006]

SUMMARY OF THE INVENTION In accordance with the above object, the present invention provides, as a storage frame for a filter element, firstly, a frame formed of corrugated cardboard or cardboard and having a central piece and both side pieces in a groove shape. The plates are arranged with their side pieces facing each other, and these pair of middle plates are formed of a corrugated cardboard or cardboard, have a central body and both side bodies, have a groove shape, and are arranged in front of and behind the central body and both side bodies. A pair of outer plates each having a thickness portion and a folded piece having a predetermined width along the edge of the pair, the positions of the opposing contact edges of their side members are set to the positions of the opposing contact edges of the middle plate side pieces. wrapping folded and shifted against, each folded piece of the outer plate with a central body and side of the outer plate to adhere respectively to the outer surface of the respective intermediate plate and respectively adhered to the inner surface of the middle plate, each outer plate The feature is that the thickness part is the front and rear end faces
To is intended, in the second, corrugated cardboard or cardboard Tona
A series of middle plates consisting of a central piece, side pieces on both sides and end pieces on both ends, and a central body also made of corrugated cardboard or cardboard, a side body on both sides and end pieces on both ends, and a central body, A series of outer plates each having a thickness portion of a predetermined width and a folded piece along the front and rear edges of the side body and the end body, and the positions of the opposing contact edges of the end body at both ends thereof are both ends of the middle plate. The end pieces are bent and wrapped so as to be shifted to the positions of the facing edges of the end pieces, and the central body, side body and end body of each outer plate are bonded to the outer surface of the middle plate, respectively, and each of the folded pieces before and after the outer plate. Are bonded to the inner surface of the middle plate, respectively, and the thickness portion of the outer plate is used as front and rear end surfaces.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A storage frame according to the present invention will be described below with reference to FIGS. FIG. 1 is a partially cutaway perspective view showing an example of the present invention. The central piece 1a and both side pieces 1b are formed in a groove shape from corrugated paper or cardboard (corrugated paper in the illustrated example) as described later. A pair of upper and lower middle plates 1 and a pair of left and right outer plates 2 each having a groove shape formed of a central body 2a and a side body 2b also made of corrugated paper or cardboard. Wrap it with the outer plate 2,
In addition, the two are integrated with an adhesive so that the opposing edges m of the pair of upper and lower middle plates 1 are located at the center of both sides, while the opposing edges n of the pair of left and right outer plates 2 are located at the center of the upper and lower surfaces. , And a gasket 9 is fixed to a thickness portion 2e forming a rear end surface (a front surface in the figure).

The middle plate 1 is made of corrugated paper or cardboard (yellow paperboard or the like) of a required length and width as shown in FIG. 3, and is provided with a folding line in the width direction at a quarter of the length from each end edge. It is divided into a central piece 1a and two side pieces 1b having a half length thereof, and is bent along a fold line a as shown in FIG. 4 to form a groove.

When the outer plate 2 made of corrugated cardboard or cardboard is developed, it becomes as shown in FIG. 5. The length is almost equal to that of the middle plate 1, and the width is the thickness of the storage frame surrounding the middle plate 1. In order to form a certain end surface, the width of the middle plate 1 is set to be twice the width of the middle plate 1 plus two thick portions 2e serving as front and rear end surfaces, and the center portion in the width direction is spaced by the width of the middle plate 1 only. An outer body portion having substantially the same size as the middle plate 1 is partitioned by a pair of first folding lines B in the length direction, and the outside of each first folding line B is spaced apart by a thickness portion 2e. A second fold line C in the length direction is provided, and a fold line D in the width direction is provided on the outer main body at a quarter of the length from both ends,
The outer body portion is divided into a central body 2a and a side body 2b, and a slit e having an appropriate width is provided along each of the folding lines d on both outer sides of each of the folding lines d in the width direction. On both outer sides of the central body 2a and the side bodies 2b, a central folded piece 2a 'and a lateral folded piece 2 each having a half width of the outer body are provided.
b 'are formed respectively.

The outer plate 2 is bent along two widthwise fold lines d in a groove shape, while the outer plate 2 is formed on both outer sides along first and second fold lines B and C in the length direction. The center folded piece 2a 'and the side folded piece 2b' are each folded inward so as to form a bag-like groove having a thick portion 2e as front and rear end surfaces as shown in FIG.

Therefore, in order to form a storage frame with the middle plate 1 and the outer plate 2, first, as shown in FIG. 7, two middle plates 1 are arranged side by side, and an adhesive s is applied to upper and lower surfaces thereof. The two outer plates 2 are arranged side by side below the middle plate 1 and are shifted by half the length of the middle plate 1 to the left in the illustrated example.
The outer body portions at the center in the width direction of the left and right outer plates 2 are overlapped and bonded to the lower side, and then the fold lines A in the width direction of the middle plate 1 and the fold lines D in the width direction of the outer plate 2 that match each other. Are bent at the respective bending points, and sequentially bent clockwise with reference to the left folding line A of the right middle plate 1 and the right folding line D of the right outer plate 2 which overlap each other, and the front and rear of the outer plate 2 as shown in FIG. The center folded piece 2a 'and the side folded piece 2b' are folded inward along the lengthwise folding lines B and C, and are bonded to the inner surfaces of the center piece 1a and the side piece 1b of the middle plate 1, respectively.

In such a procedure, a half-length left-side projection of the outer plate 2 is overlapped with a half-length right-side extension of the middle plate 1 in FIG. 7 and wrapped by the folded pieces 2a 'and 2b'. It is adhered and formed in a storage frame having a rectangular thickness as shown in FIG. 1, and a plurality of the filter elements e as described above are connected so as to exhibit a waveform, and stored therein as shown in FIG. 2. The upper and lower end face portions and both side edge portions are sealed with an adhesive, and used as a filter unit.

FIGS. 9 to 12 show another embodiment in which one intermediate plate 11 and one outer plate 12 made of corrugated cardboard or cardboard are used. As shown in FIG. 9, the middle plate 11 is provided with fold lines A at 1/8 length and 3/8 length from both edges, respectively, as shown in FIG. Center piece 11
a and a side piece 11b of the same length on both sides thereof and an end piece 11c having a half length of the center piece at both ends.

The outer plate 12 has substantially the same length as the middle plate 11, and has two thickness portions 1 which are double the width of the middle plate 11 and are front and rear end faces.
An outer body portion having a width approximately equal to that of the middle plate 11 is formed by a pair of first folding lines B in the length direction at a center portion in the width direction, the center portion in the width direction being spaced by the width of the middle plate 11. And a thickness portion 1 outside each first folding line b.
The second fold lines C in the length direction are respectively provided at intervals of 2e, and the outer main body is 1/8 from both end edges.
At the length and at the 3/8 length, there are provided folding lines d in the width direction, respectively, and the outer main body portion has a 1/4 length central body 12a and side bodies 12b of the same length on both sides thereof. It is divided into five portions of an end body 12c having a half length of the central body at both ends, and slits E of an appropriate width are provided along each of the fold lines D on both outer sides of each of the fold lines D in the width direction. On both sides of the center body 12a, the two side bodies 12b, and the two end bodies 12c of the main body, a center folded piece 12a ', a side folded piece 12b' and an end folded piece 12c 'each having a half width of the outer body. Are formed respectively.

Therefore, as shown in FIG. 11, an adhesive s is applied to the upper and lower surfaces of the middle plate 11 and an outer plate 12 is provided below the middle plate 11 by a length of １ ／ of the middle plate 11. In the example, it is arranged to be displaced to the right, the outer body portion at the center in the width direction of the outer plate 12 is overlapped and adhered to the middle plate 11, and then, the folding line a in the width direction of the middle plate 11 which coincides with each other is formed. The folding line d in the width direction of the outer panel 2 is set as a bending point, and the second folding line A from the left of the overlapping middle panel 11 and the first folding line D from the left of the outer panel 12 are counterclockwise. And the center folded piece 12a ', the side folded piece 12b' and the end folded piece 12c 'of the front and rear of the outer plate 12 along the first and second folding lines B and C in the longitudinal direction. Fold inward and adhere to the inner surfaces of the center piece 11a, side piece 11b and end piece 11c of the middle plate 11, respectively. In this procedure, the outer plate 12 on the left side projecting portion of 1/4 the length of the middle plate 11 in FIG. 11
Are overlapped and wrapped and adhered by side folded pieces 12b 'and end folded pieces 12c' to form a square-shaped storage frame as shown in FIG. You.

In the first example, the facing edge m of the middle plate side piece 1c is located on the side face of the frame, while the facing edge n of the outer plate side body 2b is located above the frame. In the second example, the opposed edge m 'of the middle plate end piece 11c is placed on the upper surface of the frame, and the outer plate side member 12
The position where the opposing rim n ′ of c is placed on the side surface of the frame is shown, but the position is not limited to this. It is sufficient that the edge is reinforced with the other plate, and in each of the above-described examples, the width of each folded piece before and after the outer plate is set to half the width of the outer main body, and the edge is brought into contact with the central portion of the frame body. However, the width of each folded piece does not necessarily have to be half of the outer main body, and may be shifted to the front or rear to make contact with the edge, or the space between the opposite edges of the front or rear may be set. Can be set.

[0017]

As described above, the present invention is configured as described above as a storage frame for a filter element used for air conditioning, deodorization, etc. of various buildings, so that it is lightweight, easy to handle, and inexpensive. And since the whole has a sandwich structure between the middle plate and the outer plate and has a thick end surface on the front and rear peripheral edges, it can maintain rigidity while being a paper material. The opposite contact edge of the end piece is reinforced by the outer plate, while the opposite contact edge of the outer plate side member or the end member is reinforced by the middle plate, so that it is hard to break, and the filter element is clogged. When it is used, etc., it can be easily incinerated without polluting the air.
It has effects such as being able to. .

[Brief description of the drawings]

FIG. 1 is a perspective view showing a part of an embodiment of the present invention.

FIG. 2 is a perspective view showing a state where a filter element is housed inside.

FIG. 3 is a developed plan view of an example of a middle plate.

FIG. 4 is a perspective view of the middle plate.

FIG. 5 is a developed plan view of an example of an outer panel.

FIG. 6 is a perspective view of the outer plate.

FIG. 7 is a developed side view before assembling the middle plate and the outer plate.

FIG. 8 is a perspective view showing an assembled state of a middle plate and an outer plate.

FIG. 9 is a developed plan view of a modified example of the middle plate.

FIG. 10 is a developed plan view of a modified example of the outer panel.

FIG. 11 is a developed side view of a modified example before assembling the middle plate and the outer plate.

FIG. 12 is a perspective view of another embodiment.

FIG. 13 is a perspective view showing an example of air conditioning equipment of a building.

FIG. 14 is a perspective view of a filter element.

FIG. 15 is a perspective view of a conventional filter element storage frame.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Middle board 1a Central piece 1b Side piece 2 Outer board 2a Central body 2b Side body 2a 'Center folded piece 2b' Side folded piece 2e Thickness portion 11 Middle board 11a Central piece 11b Side piece 11c Side piece 12 Outer board 12a Central Body 12b Side body 12c End body 12a 'Central folded piece 12b' Side folded piece 12c 'End folded piece 12e Thickness m Opposed contact edge n Opposed contact edge

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) B65D 5/04 B01D 46/52 B65D 85/00

Claims (2)

(57) [Claims] 1. A central piece 1a made of corrugated paper or cardboard.
The intermediate plate 1 a pair of forming a groove-shaped and includes a bilateral strip 1b therewith
And disposed opposite the al bilateral pieces 1b, the central body 2a become those of the pair of intermediate plate 1, also from corrugated cardboard or cardboard
Thickness portion having a predetermined width along the edge of the front and rear of the side portions body 2b forms a groove shape provided with and central body 2a and both side portions thereof 2b
2e and a pair of outer plates 2 provided with folded pieces 2a 'and 2b' , respectively, such that the position of the opposing contact edge n of the side body 2b is set to the position of the opposing contact edge m of the middle plate side piece 1b. The central body 2a and the side body 2 of each outer panel 2 are folded and wrapped up against each other.
b is bonded to the outer surface of each of the intermediate plates 1 and
Each folded piece 2a of 2 ', 2b' were respectively adhered to the inner surface of the intermediate plate 1, housing frame of the filter element, characterized in that the thickness portion 2e of the outer plate 2 and the front and rear end surfaces. 2. A central piece 11 made of cardboard or cardboard.
a and side pieces 11b on both sides thereof and end pieces 11c at both ends
A series of intermediate plate 11 made of, also made from the end member 12c central body 12a made of cardboard or cardboard and on the side member 2b and ends on both sides thereof and a central body 12a, the side body 1
A series of outer plate 12 having a portion with a thickness 12e and folded piece 12a of a predetermined width ', 12b', respectively, along the edges of the front and rear 2b and the end member 12c, an end body 1 at both ends
The 2c positions of the opposing contact edge portions n 'of the intermediate plate 11 at both ends of the end pieces 11
c by shifting relative positions of the opposing contact edge portion m 'wrap around folding, the outer plate 12 with adhered respectively a central body 12a and side members 12b and the end member 12c of the outer plate 12 to the outer surface of the inner plate 11 The folded pieces 12a 'and 12b' before and after
11 are respectively adhered to the inner surface, and the thickness of the outer plate 12 is
A storage frame for a filter element, wherein 12e is front and rear end faces.