JP3279103B2 - Upper guide device for tray cabinet - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an upper guide device for a tray cabinet, and more particularly, to a slide guide for an uppermost tray in the same manner as other lower trays.
The present invention relates to a multi-stage tray cabinet upper guide device capable of holding a pulled-out state.

[0002]

2. Description of the Related Art Conventionally, various cabinets provided with multi-stage trays for organizing and storing documents and the like have been provided. For example, as shown in FIG.
Are mounted on both side plates 103 of a cabinet body having front reinforcing members 102 protruding downward from the lower surface of the top plate 101 at the front edge of the top plate 101, and rails 104,. , 104 are provided so that a plurality of trays 105 can be pulled out by slidingly supporting the lower edges on both sides.

The lower tray 10 excluding the uppermost row
Are held in sliding contact with the lower edge of the upper rail 104 when pulled out, and the intervals between the rails 104 are set so that the forward inclination angle is not excessive. However, since there is no rail above the uppermost tray 105a, when the tray 105a is pulled out, the rear upper edge thereof slides and is held at substantially the same forward inclination angle as the other trays 105,. As shown in FIGS. 14 and 15, a plurality of metal vertical members 107 extend in the depth direction between the front reinforcing member 102 and the rear reinforcing member 106 provided horizontally on the rear portion of the top plate 101. , ... are attached. The lower surface of the vertical member 107 is set to be flush with the lower surfaces of the front reinforcing member 102 and the rear reinforcing member 106, and when the uppermost tray 105a is pulled out, the rear upper edge is set to the lower surface of the vertical member 107. Sliding contact is maintained at a predetermined forward inclination angle.

However, in order to mount the metal vertical members 107 between the front reinforcing member 102 and the rear reinforcing member 106, both ends of the vertical member 107 are inserted into slit holes formed in the front reinforcing member 102 and the rear reinforcing member 106. In the state where the engagement pieces protruding from the fitting are fitted, spot welding is performed on the lower surface of the top plate etc.
This is troublesome, and when the tray 105a is taken in and out, it collides with and slides on the vertical member 107 to generate a metallic sound, which is uncomfortable.

[0005]

SUMMARY OF THE INVENTION In view of the above situation, the present invention aims to solve the problem by sliding the uppermost tray in the same manner as the other lower trays.
It is an object of the present invention to provide an upper guide device for a tray cabinet which can hold a pulled-out state, can simplify the structure and assembling work, and can reduce the cost at the same time.

[0006]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a front reinforcing member and a rear reinforcing member projecting downward from a lower surface of a top plate at a front edge portion and an intermediate portion in a depth direction of the top plate. The same-shaped synthetic resin rails are attached in multiple stages to both side plates or both side plates in the cabinet body in which the members are laterally installed, and the partition members vertically suspended therebetween, and the lower edges of both sides are fixed by horizontal receiving plates of the rails. A tray cabinet slidably supported and capable of pulling out a plurality of trays, wherein a rear edge of the front reinforcing member and a front edge of the rear reinforcing member are formed by a metal horizontal plate and a vertical plate in an L-shaped cross section. In addition to the above, a slit hole continuous with each vertical plate and horizontal plate is formed facing the depth direction, and fits into the slit hole at the edge of the synthetic resin long slider vertically installed below the top plate A vertical fixing piece and a bending piece extending from the fixing piece. An engaging portion consisting of a spring piece having a gap slightly larger than the thickness of the vertical plate is provided between the upper end tray and the sliding lower surface of the slider. The sliding lower surface is set so as to correspond to the interval between the rail and the receiving plate of the rail immediately above the tray, and the tray cabinet is formed by fitting the engaging portion of the slider into the slit hole of the front reinforcing member and the rear reinforcing member. An upper guide device was constructed.

Here, it is preferable that the vertical dimension of the engagement portion of the slider is made substantially equal to the length of the vertical portion of the slit hole, and the front-rear dimension of the spring piece is set shorter than the length of the horizontal portion of the slit hole. This is an example.

[0008] It is also preferable that the projecting direction of the spring piece is set to be left and right reversed at both ends of the slider.

[0009]

The upper guide device for a tray cabinet according to the present invention having the above-mentioned contents is provided with a front reinforcing member laterally protruding downward from the lower surface of the top plate at the middle of the front edge and the depth direction of the top plate. A slider made of synthetic resin is installed vertically between the and the rear reinforcing member, and the distance between the uppermost tray and the sliding lower surface of the slider matches the distance between the lower tray and the rail receiving plate immediately above it. By setting the sliding lower surface as follows,
When pulling out the uppermost tray slidably supported by the synthetic resin rail attached to both side plates of the cabinet main body or the both side plates and the partition member suspended therebetween, the rear upper edge of the tray is slid to the slider. By contact, the forward tilt angle is regulated and held so that it becomes the same angle as the other lower trays. Further, in order to attach the slider between the front reinforcing member and the rear reinforcing member, the slider is formed at a rear edge of the front reinforcing member formed into an L-shaped cross section by a metal horizontal plate and a vertical plate and at a front edge of the rear reinforcing member. By simply fitting the pair of slit holes into the pair of slit holes from below, from the fixing piece of the engaging portion projecting from the edge of the slider, the spring piece bent and extended from the fixing piece slides on the horizontal portion of the slit hole. However, it is elastically deformed so as to be linear with the fixing piece, is restored immediately after passing through the horizontal portion of the slit hole, and its tip is locked to the inner surface of the horizontal plate, so that it can be fitted in a retaining state.

[0010]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing a first embodiment of the present invention; FIG. 1 shows a tray cabinet according to the present invention, in which a large number of synthetic resin trays 2,. FIG. 2 is an enlarged sectional view of the upper part, and FIG. 3 is a partial transverse sectional view.

The cabinet main body 1 is formed by bending a metal plate into a substantially U-shape in plan view, integrally forming a body composed of both side plates 3 and 3 and a back plate 4, and having a lower end of the body at the lower end of the body. And a base plate 5 formed integrally or separately, and a top plate 6 formed separately at the upper end of the trunk portion can be attached in a later step. As shown in FIGS. 3 and 4, a front reinforcing member 7 protruding downward from the lower surface of the top plate 6 is provided laterally at a front edge of the top plate 6, and also at a middle portion in the depth direction. Similarly, a reinforcing member 8 is laterally provided after projecting downward from the lower surface of the top plate 6. Here, the front reinforcing member 7 and the rear reinforcing member 8 are formed by bending a metal plate to form the lower surface 9 of the top plate 6.
The rear edge of the front reinforcing member 7 and the front edge of the rear reinforcing member 8 are formed by a horizontal plate 10 and a vertical plate 11 into an L-shaped cross section. The lower surfaces of the horizontal plates 10, 10 of the front reinforcing member 7 and the rear reinforcing member 8 are set at the same height. Further, a side stile 12 is vertically provided on the inner surface side of the both side plates 3 and 3 at a front edge portion, and a side reinforcing member 13 is vertically provided at an intermediate portion in the depth direction.

Then, the side stiles 12 of the side plates 3, 3 are provided.
Are attached to the side reinforcing member 13 in multiple stages, or the rails 14,... Are attached in multiple stages also on both sides of a partition member 15 suspended in the middle part of both side plates 3, 3.
The tray 2 is supported so as to be able to be pulled out by a pair of rails 14 located on the left and right.

Therefore, as shown in FIGS. 5 to 7, the present invention is characterized in that a front reinforcing member 7 projecting downward from the lower surface of the top plate 6 is provided between the front edge of the top plate 6 and an intermediate portion in the depth direction. The same-shaped synthetic resin rails 14,... Are attached in multiple stages to both side plates 3 and 3 or both side plates 3 and 3 in the cabinet body 1 in which the reinforcing member 8 is horizontally provided and the partition member 15 suspended therebetween.
A tray cabinet in which lower edges on both sides are slidably supported by horizontal receiving plates 16 of the rails 14 so that a plurality of trays 2,... Can be drawn out, wherein a rear edge of the front reinforcing member 7 and a rear reinforcing member are provided. 8 with a horizontal plate 10 and a vertical plate 11 made of metal.
, And slit holes 17, 17 continuous with the vertical plate 11 and the horizontal plate 10 are formed so as to face each other in the depth direction, and are formed of a synthetic resin long vertically provided below the top plate 6. A slit hole 1 is formed in the edge 19 of the length slider 18.
7. An engaging portion comprising a vertical fixing piece 20 to be fitted into the base 7 and a spring piece 22 having a gap 21 slightly bent from the fixing piece 20 and extending from the fixing piece 20 and provided between the edge 19 and the vertical plate 11. 23 is protruded, and the distance between the uppermost tray 2a and the sliding lower surface 24 of the slider 18 coincides with the distance between the lower tray 2 and the receiving plate 16 of the rail 14 immediately above it. Are set, and the engaging portions 23 of the slider 18 are inserted into the slit holes 17 of the front reinforcing member 7 and the rear reinforcing member 8.
23 is fitted.

More specifically, as shown in FIGS. 6 and 7, the slider 18 is formed integrally with a sliding portion 26 in an inverted T-shape at the lower edge of a long plate-like substrate 25, A lower surface 26 is a sliding lower surface 24, and the fixing pieces 20 are formed on both end edges 19 so as to be continuous with the substrate 25, excluding the upper part, and are formed below the fixing pieces 20 with the edge 19. A spring piece 22 is extended in an inclined manner with a gap 21 slightly larger than the thickness of the vertical plate 11 between the fixed piece 20 and the spring piece 2.
2 form the engaging portion 23. The board 25 and the fixing piece 20 have the same thickness, are set slightly smaller than the width of the slit hole 17, and
The angle of the spring piece 22 with respect to 0 is an obtuse angle. Specifically, in the present embodiment, the front end of the spring piece 22 is bent laterally by the thickness of the substrate 25 in a front view.

The method of fitting the engaging portion 23 of the slider 18 into the slit hole 17 is as follows: the fitting portion 23 of the engaging portion 23 is simply fitted from below into the slit hole 17 from the upper end thereof. Reference numeral 20 denotes the front reinforcing member 7 or the rear reinforcing member 8 from the horizontal portion of the slit hole 17 corresponding to the horizontal plate 10.
And the spring piece 22 is inserted into the slit hole 1.
7 while sliding along the edge of the horizontal portion and elastically deforming in a direction to be linear with the fixed piece 20 and passing through, and elastically restoring immediately after the tip of the spring piece 22 passes through the horizontal portion of the slit hole 17, The front reinforcing member 7 or the rear reinforcing member 8 enters the inside, the tip of the spring piece 22 is locked to the inner surface of the horizontal plate 10, and the spring piece 22 is prevented from being removed from the slit hole 17. When the engagement portion 23 of the slider 18 is engaged with the slit hole 17, the sliding lower surface 24 projects below the horizontal plate 10 of the front reinforcing member 7 and the rear reinforcing member 8.

Here, the engaging portions 2 at both ends of the slider 18
Since the left and right spring pieces 22 and 22 in the third and third parts 23 are inverted, when the engagement part 23 is fitted into the slit hole 17,
Further, the reaction force acting on the two spring pieces 22 and 22 generated when a downward force is applied to the slider 18 cancels out, so that the slider 18 can be smoothly fitted into the slit hole 17 and the locked state can be maintained stably. .

As shown in FIG. 4, in this embodiment,
The top plate 6 is mounted in such a manner that the partition member 15 can be mounted at a position corresponding to the width of the tray 2 for documents in row A (hereinafter simply referred to as A4) or for documents A3, B5 and B4. Horizontal plate 1 of front reinforcement member 7 and rear reinforcement member 8
0, a plurality of mounting holes 27 are provided at predetermined positions, and although not shown, mounting holes are provided in the base plate 5 so as to face the mounting holes 27, and the mounting holes 27 are provided. The partition member 15 is selected and attached, and the side plate 3 and the partition member 15 are attached.
The trays 2,... Are provided so that they can be pulled out between them.
Plural pairs of the slit holes 17 are provided at predetermined positions so that at least one slider 18 can be attached between the side plate 3 and the partition member 15.

A rail 14 for supporting the tray 2
As shown in FIG. 8 to FIG. 12, there is used the one made of synthetic resin and integrally formed into a substantially L-shaped cross section including the horizontal receiving plate 16 and the vertical mounting plate 28. On the mounting plate 28, front-facing hooks 29, 29 are protrudingly provided on the upper and lower parts of the front part, and downward hooks 30 are provided on the upper part of the rear part and dowels 3 are provided below the hooks.
In particular, a pair of the downward hooks 30 and the dowels 31 are provided at two locations in the depth direction at the rear. The front hooks 29, 29 provided at the front of the rail 14 are inserted from the inside into the horizontally elongated holes 32, 32 provided at regular intervals in the vertical direction on the inner side surface of the side stile 12, and the rail 1 is moved forward.
4 so that both forward-facing hooks 29, 29 are
2 and 32, and the rear downward hooks 30 and dowels 31 are inserted into the elongated holes 33, 33 provided at regular intervals in the vertical direction on the inner side surface of the side reinforcing member 13 from the inside. The rail 14 is inserted and dropped downward, and the downward hook 30 is attached to the lower edge of the horizontally long hole 33 by locking. Then, the low-height projection 34 protruding from the rear portion of the upper forward hook 29 abuts on the rear edge of the horizontally long hole 32 to restrict the rearward movement of the rail 14 and prevent the rail 14 from coming off. I have. Although not shown, the same horizontally long holes 32 are formed on both side surfaces of the partition member 15, and the rails 1 are similarly formed.
4 can be attached.

Here, two pairs of the downward hooks 30 and the dowels 31 are provided at the rear of the rail 14 at the front and rear because of the position of the side reinforcing member 13 provided inside the cabinet main body 1 according to the depth width thereof, and the rear. This is so that it is possible to cope with a case where the position where the partition member 15 is vertically suspended is changed.
Further, the front end of the receiving plate 16 of the rail 14 is formed as a widened portion 35, and a stopper 36 for preventing the tray 2 from being pulled out when the tray 2 is pulled out is provided on the inner part of the upper surface of the widened portion 35. A thick portion 37 protruding slightly downward is formed on the lower surface of the upper portion 35 to increase the strength of the widened portion 35, and to regulate the upper edge of the lower tray 2 in sliding contact with the lower tray 2 to prevent the lower tray 2 from coming off.

The tray 2 is made of a synthetic resin and is formed in a box shape which is opened upward. A pull 38 is formed at the front edge and ribs 4 are formed around the lower surface of the bottom plate 39.
0, and at the rear of both sides of the lower surface of the bottom plate 39,
The stopper portions 41, 41 that come into contact with the stopper 36 are protruded. In this tray 2, the ribs 40, 40 on both sides are placed on the upper surfaces of the receiving plates 16, 16 of the rails 14, 14 attached to both sides as described above, and are slidable.
In the state where the rail is pulled out, the abutting portion 41 becomes the widened portion 35 of the rail 14.
To stop against the stopper 36 provided at the end.

As shown in FIG. 2, when the lower trays 2,... Except for the uppermost tray 2a are pulled out, that is, the center of gravity of the tray 2 is located forward of the front end of the receiving plate 16 of the rail 14. When the tray 2 is located at the position, the tray 2 is in a forward inclined state in which the front portion is slightly lowered downward due to its own weight and the weight of the stored documents, and the rear upper edge 42 is the lower surface of the receiving plate 16 of the upper rail 14. And the forward inclination angle is regulated.
The forward tilt angle when the tray 2 is pulled out is determined by the distance between the rear upper edge 42 of the tray 2 and the receiving plate 16 of the upper rail 14 in the stored state. When the uppermost tray 2a is similarly pulled out, the rear upper edge 42
Slides on the sliding lower surface 24 of the slider 18 and is held at a predetermined forward tilt angle. The forward tilt angle is set between the rear upper edge 42 of the tray 2a and the slider 1 in the storage state.
8 is defined by the interval between the sliding lower surface 24 and the other tray 2 and the interval between the receiving plate 16 of the rail 14 immediately above the other tray 2, the forward tilt angle when the uppermost tray 2 a is pulled out. Can be matched with the forward tilt angle of the other tray 2.

[0022]

According to the upper guide device of the tray cabinet of the present invention as described above, the front portion of the tray cabinet which is protruded downward from the lower surface of the top plate at the intermediate portion in the depth direction with the front edge portion of the top plate is provided. A slider made of synthetic resin is installed vertically between the reinforcing member and the rear reinforcing member, and the distance between the uppermost tray and the sliding lower surface of the slider is the same as the distance between the lower tray and the rail receiving plate directly above it. By setting the sliding lower surface so as to match, when pulling out the uppermost tray slidably supported by the synthetic resin rail attached to both side plates of the cabinet body or both side plates and the partition member vertically suspended between them In addition, by sliding the rear upper edge of the tray into contact with the slider, the forward tilt angle can be regulated and held so as to be the same angle as the other lower trays. Further, in order to attach the slider between the front reinforcing member and the rear reinforcing member, the slider is formed at a rear edge of the front reinforcing member formed into an L-shaped cross section by a metal horizontal plate and a vertical plate and at a front edge of the rear reinforcing member. By simply fitting the pair of slit holes into the pair of slit holes from below, from the fixing piece of the engaging portion projecting from the edge of the slider, the spring piece bent and extended from the fixing piece slides on the horizontal portion of the slit hole. While it is elastically deformed to be linear with the fixing piece, it is restored immediately after passing through the horizontal part of the slit hole and its tip is locked to the inner surface of the horizontal plate, and it can be fitted in a retaining state, so the mounting work is Extremely simple.
Furthermore, since the slider is made of synthetic resin, unpleasant metal noise does not occur, and the tray can be pulled out and guided smoothly.

[Brief description of the drawings]

FIG. 1 is a simplified perspective view showing the entire tray cabinet of the present invention.

FIG. 2 is a partially enlarged longitudinal sectional view showing a state where a tray is pulled out from a cabinet body.

FIG. 3 is a partial simplified cross-sectional view of a state where a tray is supported by rails provided on a side plate of a cabinet body and a partition member.

FIG. 4 is a bottom view of the top plate with a slider attached to the top plate.

FIG. 5 is an exploded perspective view of a main part showing a structure for mounting a slider on a top plate.

FIG. 6 is an enlarged perspective view of a slider.

FIGS. 7A and 7B show a mounting state of the slider, wherein FIG. 7A is a vertical sectional side view of a main part, and FIG.

FIG. 8 is a right side view in which a rail is partially omitted.

FIG. 9 is a plan view of the same.

FIG. 10 is a left side view of the same.

FIG. 11 is an enlarged sectional view taken along line AA of FIG. 8;

FIG. 12 is a partially exploded perspective view showing a state where a rail is attached to a side plate.

FIG. 13 is a partially cutaway perspective view of the tray.

FIG. 14 is a simplified vertical sectional side view showing a conventional example.

FIG. 15 is a bottom view of a top plate showing a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Cabinet main body 2 Tray 3 Side plate 4 Back plate 5 Main plate 6 Top plate 7 Front reinforcement member 8 Rear reinforcement member 9 Lower surface 10 Horizontal plate 11 Vertical plate 12 Side stile 13 Side reinforcement member 14 Rail 15 Partition member 16 Receiving plate 17 Slit hole 18 Slider 19 Edge 20 Fixed piece 21 Gap 22 Spring piece 23 Engagement part 24 Sliding lower surface 25 Substrate 26 Sliding part 27 Mounting hole 28 Mounting plate 29 Forward hook 30 Downward hook 31 Dowel 32 Horizontal elongated hole 33 Horizontal elongated hole 34 Projection 35 Widening Part 36 Stopper 37 Thick part 38 Pull 39 Bottom plate 40 Rib 41 Retaining part 42 Rear upper edge

Claims (3)

(57) [Claims] 1. A side plate or both side plates in a cabinet main body in which a front reinforcing member and a rear reinforcing member projecting downward from a lower surface of a top plate are provided at an intermediate portion in a depth direction with a front edge portion of the top plate. A tray cabinet in which the same-shaped synthetic resin rails are attached in multiple stages to a partition member vertically suspended from the bottom, and a plurality of trays can be pulled out by slidingly supporting the lower edges on both sides with horizontal receiving plates of the rails. And forming a rear edge of the front reinforcing member and a front edge of the rear reinforcing member with a horizontal metal plate and a vertical plate in an L-shaped cross section, and a slit continuous with each of the vertical plate and the horizontal plate. Holes are formed facing each other in the depth direction, and a vertical fixing piece inserted into the slit hole and bent from the fixing piece at the edge of a synthetic resin long slider vertically provided below the top plate. A gap that is slightly larger than the vertical plate thickness An engaging portion consisting of a spring piece is provided so that the gap between the uppermost tray and the sliding lower surface of the slider matches the spacing between the lower tray and the rail receiving plate immediately above it. An upper guide device for a tray cabinet, wherein a lower surface is set, and an engagement portion of a slider is fitted into slit holes of the front reinforcing member and the rear reinforcing member. 2. The vertical dimension of the engaging portion of the slider is substantially equal to the length of the vertical portion of the slit hole, and the front and rear dimensions of the spring piece are set shorter than the length of the horizontal portion of the slit hole. Upper guide device for tray cabinet. 3. The upper guide device for a tray cabinet according to claim 1, wherein the projecting directions of the spring pieces are set to be left and right reversed at both ends of the slider.