JP2019122644A - Corrugated cardboard bed - Google Patents

Abstract

To provide a corrugated cardboard bed having strength, and extensible and contractible in bed length without using a tape, paste, screws or the like.SOLUTION: A corrugated cardboard bed comprises: a head side plate-like leg (1); a foot side plate-like leg (2); a first intermediate plate-like leg (3); a second intermediate plate-like leg (4); a long-sized beam (5) connecting the head side plate-like leg (1) to the first intermediate plate-like leg (3), and forming a forward bed body (16); a long-sized beam (5') connecting the second intermediate plate-like leg (4) to the foot side plate-like leg (2), and forming a backward bed body (17); and a connecting beam (12) connecting the first intermediate plate-like leg (3) to the second intermediate plate-like leg (4). Among a plurality of lower engaging grooves (9) provided in the connecting beam (12), two grooves having different lengths between the grooves are used so as to make a length between the forward bed body (16) and the backward bed body (17) changeable.SELECTED DRAWING: Figure 2

Description

  BACKGROUND OF THE INVENTION Field of the Invention The present invention relates to a corrugated cardboard bed, and more particularly to a corrugated cardboard bed that can be telescopically assembled.

  The corrugated cardboard assembly type bed of Patent Document 1 is made of cardboard, and the bed is assembled by sandwiching a well-gage-like pedestal with a frame. It is easy to assemble but it has not been shown to extend or shorten the bed length. The telescopic bed of Patent Document 2 is made of wood, and the back floor is slid relative to the front floor to make the bed extendable. There is no bed that can be assembled in a telescopic manner without making use of tapes, glues, screws, etc., and making a solid bed, which is a bed consisting only of cardboard.

Utility model registration 3204236 gazette Utility model registration 3145686 gazette

  An object of the present invention is to provide a corrugated cardboard bed which is strong and can be assembled telescopically without using tapes, glues, screws and the like.

  The corrugated cardboard bed according to the present invention is a fitted corrugated cardboard bed made of corrugated cardboard and comprises a head side plate-like leg (1), a foot side plate-like leg (2), a first intermediate plate-like leg (3) and a second An elongated girder (5) for connecting the intermediate plate-like leg (4), the head-side plate-like leg (1) and the first intermediate plate-like leg (3) to form a front bed (16); An intermediate girder (4) and a long girder (5 ') which connects the foot side plate-like legs (2) to form a rear bed body (17), a first intermediate plate-like leg (3), and 2) A connecting girder (12) for connecting the middle plate-like legs (4), and a length between the grooves is selected from among a plurality of lower locking grooves (9) provided in the connecting girder (12) It is characterized in that the length between the front bed body (16) and the rear bed body (17) can be changed by using two different lower locking grooves (9).

  Another corrugated cardboard bed according to the present invention is a fitted corrugated cardboard bed made of corrugated cardboard, comprising a head side plate-like leg (1), a foot side plate-like leg (2) and a first intermediate plate-like leg (3). The head side plate leg (1) and the second intermediate plate leg (4) are connected through the second intermediate plate leg (4) and the through groove (8, 10) of the first intermediate plate leg (3) A foot side plate-like leg (2) and a first intermediate plate-like through the long girder (5) forming the front bed body (16) and the through groove (8, 10) of the second intermediate plate-like leg (4) The legs (3) are connected, and the long girder (5 ') forming the rear bed body (17) is provided, and the front bed body (16) and the rear bed body (17) can slide relative to each other It is characterized by

  The head-side plate-like leg (1) has binding margins (20, 21) on the left and right, and is folded up and down across the centering plate (1a), and a plurality of locks are provided at the bed surface. Characterized in that a hole (6) is provided.

  The foot side plate-like leg (2), the first intermediate plate-like leg (3), and the second intermediate plate-like leg (4) are all the upper binding margin (18), the lower binding margin (19), the left binding A margin (20) and a right binding margin (21) are provided, which are folded up and down with the center filling plate (2a, 3a, 4a) interposed therebetween, and each binding margin is bound inside.

  A top plate (13) is provided on top of the front bed body (16) and the rear bed body (17).

  The long girder (5, 5 ') is characterized in that both sides parallel to the longitudinal direction are formed by being folded inward.

  According to the corrugated cardboard bed according to the present invention, since the front bed body (16) and the rear bed body (17) are connected by the connecting girder (12), any lower locking groove provided on the connecting girder (12) Depending on the use of 9), the length between the front bed body (16) and the rear bed body (17) can be changed. In other words, you can change the length of the bed. Further, since the head side plate-like leg (1), the foot side plate-like leg (2), the first intermediate plate-like leg (3) and the second intermediate plate-like leg (4) are plate-like, the legs are structured firmly it can. Furthermore, since the long girder (5, 5 ') is bridged across the plate-like legs, the bed surface can be made rigid.

  According to another corrugated cardboard bed according to the present invention, since the front bed body (16) and the rear bed body (17) are disposed so as to overlap and slide freely, the bed can be freely set and assembled . Also, since the head side plate-like leg (1), the foot side plate-like leg (2), the first intermediate plate-like leg (3) and the second intermediate plate-like leg (4) are plate-like legs, It can be configured rigidly. Furthermore, since the long girder (5, 5 ') is bridged across the plate-like legs, the bed surface can be made rigid.

  Since the head side plate-like leg (1) is provided with a plurality of locking holes (6), the long girder (5) can be inserted, and one end of the long girder (5) can be firmly supported.

  The upper binding margin (18), the lower binding margin (19), and the left binding margin (all of the foot side plate-like legs (2), the first intermediate plate-like legs (3) and the second intermediate plate-like legs (4) 20), the right binding margin (21) is provided, and it is folded up and down with the centering plate (2a, 3a, 4a) interposed therebetween so that each binding margin is bound inwards, so it is rectangular in the woven state It can be held in a plate shape. The board thickness is equivalent to four sheets of corrugated paper, so that a firm structure can be achieved.

  Since the top plate (13) is provided on the front bed body (16) and the rear bed body (17), the bed surface can be made flat. Even if a thin mat is used, the long girder (5, 5 ') does not have a rough feeling and is easy to use.

  The long girder (5, 5 ') is formed by folding inward on both sides in the longitudinal direction so that it has strength and can be used by being engaged with the groove so that it can be bundled. I do not need a tape.

It is an external appearance photograph of the cardboard bed by this invention. Example 1 It is a photograph which shows the internal structure of the cardboard bed of FIG. It is a disassembled photograph of the cardboard bed of FIG. It is a photograph of the top plate of FIG. It is a photograph of the insole of FIG. It is a photograph of each part which shows the structure of the cardboard bed of FIG. It is a cardboard cutout figure of a foot side tabular leg. It is a corrugated-card-out figure of the packing board for foot side plate-like legs. It is a perspective view which shows the folded state of a foot side plate-like leg. It is a corrugated-card-out figure of a 1st, 2nd middle plate-like leg. It is a cardboard cutout figure of the packing board for the 1st and 2nd middle board-like legs. It is a cardboard cutout figure of a head side plate-like leg. It is a corrugated-card-out figure of the filling board for head side plate-like legs. It is explanatory drawing which shows the other structure of a top plate. It is a cardboard cutout figure of a long girder. It is a perspective view of a long girder. It is a perspective view of a connection girder. FIG. 7 is a perspective view of another cardboard bed according to the invention; (Example 2) It is explanatory drawing of the slide structure of FIG. It is explanatory drawing of the slide structure of FIG. FIG. 19 is a cardboard cutout view of the first intermediate plate-like leg of FIG. 18; FIG. 19 is a cardboard cutout view of the second intermediate plate-like leg of FIG. 18; It is another cardboard cutout figure of a long girder.

  Hereinafter, the cardboard bed according to the present invention will be described in detail with reference to the drawings.

  FIG. 1 is an appearance photograph of a cardboard bed 100 according to the present invention. The corrugated board bed 100 includes a head side plate-like leg 1, a foot side plate-like leg 2, a first intermediate plate-like leg 3 and a second intermediate plate-like leg 4. The top plate 13 is attached to the outside, and the bed surface is formed flat. The top plate 13 has a side cover piece 14 and also covers the side of the bed. All components are made of cardboard. The used corrugated cardboard has a three-layer structure consisting of a front surface, a back surface, and a core, and corrugated cardboard is sandwiched in the core. By printing the surface of the cardboard in wood grain, it can look like a wood without difference. The cardboard bed 100 in FIG. 1 is 2 m in length, 0.9 m in width, and 0.45 m in height. The size is not limited to this size, and it can also be a bed size for children

  FIG. 2 is a photograph showing the internal structure of the cardboard bed 100 of FIG. The upper portions of the head side plate-like leg 1 and the first intermediate plate-like leg 3 are connected by five long girder 5. On the other hand, the upper portions of the foot side plate-like leg 2 and the second intermediate plate-like leg 4 are connected by five long girder 5 '. The long girders 5, 5 'are of the same structure. Although it is difficult to see in the photograph, since one long girder 5 and one long girder 5 'are provided on the floor on the back side, a total of 12 long girder 5 and 5' are used. The first intermediate plate-like leg 3 and the second intermediate plate-like leg 4 are connected by a connecting girder 12. The connection is all inset. The head side plate-like leg 1 is provided with five locking holes 6 and one end of the long girder 5 is locked. A slit 11 is formed in each of the head side plate-like leg 1, the first intermediate plate-like leg 3, the second intermediate plate-like leg 4 and the foot side plate-like leg 2, and the end of the top plate 13 is inserted.

  FIG. 3 is an exploded view of the cardboard bed 100 of FIG. It can be separated into two, a front bed body 16 and a rear bed body 17. The front bed body 16 and the rear bed body 17 are connected by four connecting beams 12. The connecting girder 12 'connects the bottoms of the first intermediate plate-like leg 3 and the second intermediate plate-like leg 4 at the back of the picture. The connecting girder 12 is provided with a plurality of lower locking grooves 9, and since the grooves are used downward, it is referred to as the lower locking groove 9, and the lower locking groove 9 is a first intermediate plate-like leg 3. And engage with the upper locking groove 7 of the second intermediate plate-like leg 4. In FIG. 3, since there are three lower locking grooves 9 of the connecting girder 12, assuming that they are a, b and c, it is possible to use the grooves of a and c or the grooves of b and c. The length between the bed 16 and the rear bed 17 can be changed. That is, the length of the bed can be made extensible. The length can be determined and assembled when assembling the bed. In addition, in connection girder 12 ', since it is used so that a groove | channel may become upward, it describes with the upper locking groove 7. As shown in FIG.

  FIG. 4 is a photograph of the top 13 of FIG. The top board 13 was comprised by three sheets. The front side cover pieces 14 are independent, but the other side cover pieces 14 are integrally formed with the top plate 13. Although not shown, a short side cover piece 14 is prepared in case the bed length becomes long.

  FIG. 5 is a photograph of the insole 15 of FIG. The insole 15 may be provided below the top plate 13. The cushioning of the bed surface can be improved.

  FIG. 6 is a photograph of each part showing the structure of the cardboard bed 100 of FIG. The circled numeral 1 indicates that the long girder 5 ′ is locked to the second intermediate plate-like leg 4. The circled number 2 indicates that the long girder 5 is locked in the locking hole 6 of the head side plate-like leg 1. In the circled numeral 3, the connecting girder 12 ′ connects the bottom portions of the first intermediate plate-like leg 3 and the second intermediate plate-like leg 4. The circled numeral 4 indicates the mounting state of the four connecting beams 12. The circled numeral 5 indicates that the long girder 5 and the long girder 5 'are used at the bottom of the first intermediate plate-like leg 3 and the second intermediate plate-like leg 4. The circled numeral 6 indicates that the long girder 5 ′ is locked to the second intermediate plate-like leg 4.

  FIG. 7 is a cut-out view of the foot side plate-like leg 2. The figure with vertical stripes in a circle is not actually, but indicates the direction of the corrugation of the core of the cardboard. In this figure, since there are vertical stripes from top to bottom, it is possible to make the plate-like leg having strength in the vertical direction. An upper binding margin 18, a lower binding margin 19, a left binding margin 20, and a right binding margin 21 are provided, and are folded back along dotted lines. Fold the lower half so that it overlaps the upper half. The position of the lower locking groove 9 abuts on the floor. The slits 11 are for fixing the top 13. There are five upper locking grooves 7 in the folded state, and are engaged with the lower locking grooves 9 of five long beams 5 '. The vertical and horizontal dimensions are an example and are not limited thereto.

  FIG. 8 is a cut-out view of the inside plate 2 a for the foot side plate-like leg 2. Fold the lower half so that it overlaps the upper half. Then, it is inserted into the folded foot side plate-like leg 2. The foot side plate-like leg 2 has six layers in the folded state.

  FIG. 9 is a perspective view showing the foot side plate-like leg 2 in a folded state. Since the upper binding margin 18 and the lower binding margin 19 are folded inward, they can be held like a rectangular plate in the folded state. It has never been unfolded.

  FIG. 10 is a cut-out view of the first and second intermediate plate legs 3 (4). An upper binding margin 18, a lower binding margin 19, a left binding margin 20, and a right binding margin 21 are provided, and are folded back along dotted lines. Fold the lower half so that it overlaps the upper half. The position of the lower locking groove 9 abuts on the floor. The slits 11 are for fixing the top plate 13. There are nine upper locking grooves 7 in the folded state, and are engaged with five lower locking grooves 9 of five long girder (5 or 5 ') and four connecting girder 12.

  FIG. 11 is a cut-out view of a corrugated board 3a (4a) for the first and second intermediate plate-like legs 3 (4). Fold the lower half so that it overlaps the upper half. Then, it is inserted into the folded foot side plate-like leg 2. The foot side plate-like legs 2 have six layers in the folded state. Thereby, the load in the vertical direction of the bed can be received without buckling.

  FIG. 12 is a cardboard cutout view of the head side plate-like leg 1. Fold the upper half so that it overlaps the lower half. The central portion is the top of the head side plate-like leg 1. The left binding margin 20 and the right binding margin 21 are bent inward. There are five locking holes 6 in the folded state, and are engaged with the lower locking grooves 9 of the five long girders 5. The slits 11 are for fixing the top plate 13. The lower locking groove 9 is engaged with the groove of the floor-mounted long girder 5.

  FIG. 13 is a cut-out view of the inside board 1 a for the head side board-like leg 1. Fold the upper half so that it overlaps the lower half. Then, it is inserted into the folded head side plate-like leg 1.

  FIG. 14 is an explanatory view showing another configuration of the top 13. In this example, the top 13 is configured of four sheets. The sides are folded so that the cross section is square. Since there is a risk that the cross section has a square portion, although not shown, a long holding plate which is inserted into the slit and prevents the side surface of the top plate 13 from spreading is provided.

  FIG. 15 is a cutout view of a long girder (5, 5 '). The dimension (mm) is an example and is not limited thereto. The shape of the circle with vertical stripes indicates the direction of the corrugation of the core of the cardboard rather than actually. It folds along a dotted line and is set as a long girder (5, 5 '). The long girder (5, 5 ') is formed by folding inward on both sides parallel to the longitudinal direction.

  FIG. 16 is a perspective view of the long girder (5, 5 '). Two lower locking grooves 9 are provided in the long girder (5, 5 '). In the long girder 5, one lower locking groove 9 is locked in the locking hole 6 of the head side plate-like leg 1, and the other lower locking groove 9 is the upper lock of the first intermediate plate-like leg 3. The groove 7 is locked. In the long girder 5 ′, one lower locking groove 9 is locked to the upper locking groove 7 of the foot side plate-like leg 2, and the other lower locking groove 9 is on the second intermediate plate-like leg 4. The locking groove 7 is locked.

  FIG. 17 is a perspective view of the connection girder 12. FIG. Although the cardboard cutout drawing is not shown, it can be created in the same manner as the cardboard cutout drawing of the long girder (5, 5 ') shown in FIG. The connecting girder 12 is provided with three lower locking grooves 9. A photograph of the connecting girder 12 is shown in FIG.

  FIG. 18 is a perspective view of another cardboard bed 100 according to the present invention. The corrugated board bed 100 includes a head side plate-like leg 1, a foot side plate-like leg 2, a first intermediate plate-like leg 3 and a second intermediate plate-like leg 4. In the first embodiment, the head side plate-like leg 1 is connected to the first intermediate plate-like leg 3 by the long girder 5, but in the second embodiment, the head side plate-like leg 1 is the second intermediate plate-like by the long girder 5. It is connected with the leg 4. Further, in the first embodiment, the foot side plate-like leg 2 is connected to the second intermediate plate-like leg 4 by the long girder 5 ', but in the second embodiment, the foot side plate-like leg 2 is formed by the long girder 5' 2 It is connected with the middle plate-like leg 3. The positional relationship between the first intermediate plate leg 3 and the second intermediate plate leg 4 does not change. The long girder 5 is not locked to the first intermediate plate-like leg 3. On the other hand, the long girder 5 ′ is not locked to the second intermediate plate-like leg 4. Therefore, the front bed body 16 and the rear bed body 17 can be made slidable.

  FIG. 19 is an explanatory view of the slide structure of FIG. When the rear bed body 17 shown in (A) is slid leftward and pushed in, the bed length can be shortened as shown in (B). By sliding the rear bed body 17 in the right direction from the state of (B), the bed length can be made longer than (B) as shown in (A).

  FIG. 20 is an explanatory view of the slide structure of FIG. (A) is a case where the foot side plate-like leg 2 and the first intermediate plate-like leg 3 are engaged, and shows the engagement state of the long girder 5 ′ and the first intermediate plate-like leg 3. As shown in (A), the upper locking groove 7 of the first intermediate plate leg 3 is engaged with the lower locking groove 9 of the long girder 5 ′ and the upper locking groove 7 of the first intermediate plate leg 3. It is stopped. On the other hand, as shown in (B), the long girder 5 'hangs on the second intermediate plate-like leg 4, but since the upper through groove 8 is present in the corresponding part of the second intermediate plate-like leg 4, There is no groove in the corresponding part of the long girder 5 ', so there is no locking between them. Therefore, the rear bed body 17 can slide without being disturbed by the second intermediate plate-like leg 4.

  FIG. 21 is a cutout view of the first intermediate plate-like leg 3 of FIG. The first intermediate plate-like leg 3 is formed with the upper through groove 8 so as not to be locked although the four long girder 5 coming out of the head side plate-like leg 1 pass through.

  FIG. 22 is a cutout view of the second intermediate plate-like leg 4 of FIG. In the second intermediate plate-like leg 4, although three long girder 5 ′ coming out of the foot side plate-like leg 2 pass, three upper through grooves 8 are formed so as not to be locked. The number of upper through grooves 8 can be appropriately determined by the size of the bed size.

  FIG. 23 is another cardboard cut-out view of the long girder. In FIG. 15, both long sides parallel to the longitudinal direction are folded inward to form the long girder (5, 5 '), but it may be formed as shown in FIG. Specifically, as shown in FIG. 23, it is formed by folding back one end (lower end) in the direction of the other end (upper end direction).

  The corrugated cardboard bed according to the present invention is suitable as a user-friendly corrugated cardboard bed because the length of the bed can be extended and contracted.

1 head side plate-like leg 1a centering plate 2 foot side plate-like leg 2a centering plate 3 first intermediate plate-like leg 3a centering plate 4 second intermediate plate-like leg 4a centering plate 5, 5 'long girder 6 engagement Hole 7 Upper locking groove 8 Upper through groove 9 Lower locking groove 10 Lower groove 11 Slit 12 Connecting girder 13 Top plate 14 Side cover piece 15 Inlay plate 16 Front bed body 17 Rear bed body 18 Upper binding margin 19 Lower binding margin 20 left binding margin 21 right binding margin 100 cardboard bed

Claims (6)

A plug-in cardboard bed made of cardboard,
Head side plate-like legs (1),
Foot side plate-like legs (2),
A first intermediate plate-like leg (3),
A second intermediate plate-like leg (4),
A head-side plate-like leg (1) and a long girder (5) connecting the first intermediate plate-like leg (3) to form a front bed body (16);
A second intermediate plate-like leg (4) and a long girder (5 ') connecting the foot side plate-like leg (2) to form a rear bed body (17);
A first intermediate plate-like leg (3) and a bridge girder (12) connecting the second intermediate plate-like leg (4);
Is equipped with
The front bed body (16) and the rear bed body (17) can be obtained by using two grooves having different lengths between the grooves among the plurality of lower locking grooves (9) provided in the connection girder (12). ) Corrugated cardboard bed characterized in that the length between them can be changed.
A plug-in cardboard bed made of cardboard,
Head side plate-like legs (1),
Foot side plate-like legs (2),
A first intermediate plate-like leg (3),
A second intermediate plate-like leg (4),
The head side plate-like leg (1) and the second intermediate plate-like leg (4) are connected through the through groove (8, 10) of the first intermediate plate-like leg (3) to form the front bed body (16) Measure digit (5),
The foot side plate-like leg (2) and the first intermediate plate-like leg (3) are connected through the through groove (8, 10) of the second intermediate plate-like leg (4) to form a rear bed body (17) Scale digit (5 '),
Is equipped with
Cardboard bed characterized in that the front bed body (16) and the rear bed body (17) are slidable relative to one another.
The head-side plate-like leg (1) has binding margins (20, 21) on the left and right, and is folded up and down across the centering plate (1a), and a plurality of locks are provided at the bed surface. 3. Cardboard bed according to claim 1 or 2, characterized in that holes (6) are provided.
The foot side plate-like leg (2), the first intermediate plate-like leg (3), and the second intermediate plate-like leg (4) are all the upper binding margin (18), the lower binding margin (19), the left binding A second binding margin (20) and a right binding margin (21), which are folded up and down with the center filling plate (2a, 3a, 4a) interposed therebetween, and each binding margin is bound inward. Or the corrugated-card bed as described in 2.
A corrugated board bed according to claim 1 or 2, characterized in that a top plate (13) is provided at the top of the front bed body (16) and the rear bed body (17).
  The corrugated cardboard bed according to claim 1 or 2, wherein the long girder (5, 5 ') is formed by folding inward both sides parallel to the longitudinal direction.

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