JP3758607B2 - Shelf board mounting device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a shelf mounting device, and more particularly to a shelf mounting device for mounting a shelf to a support via a bracket.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, in a shelf apparatus, a structure in which brackets are attached to pillars erected on both sides and a shelf board is supported by both brackets is very common.
[0003]
In this case, a receiving plate for supporting the side edge portion of the shelf board is formed inward at the lower end of the bracket, and further, the front edge portion of the shelf board and the rear side thereof are restricted in order to restrict the movement of the shelf board in the front-rear direction. Also known is a structure in which a restricting plate fitted between reinforcing members arranged horizontally is installed on the inner end of the receiving plate.
[0004]
However, in the above-described structure, if the shelf board is lifted, it can be easily detached from the bracket, and the shelf board may be unexpectedly dropped due to vibration such as an earthquake. Therefore, conventionally, a fixing means such as screwing the shelf board to the bracket has been added. However, when fixing means such as screwing are employed in this way, the work of attaching the shelf board takes time and tends to be costly.
[0005]
[Problems to be solved by the invention]
In view of the above-mentioned situation, the present invention intends to solve the problem that the bracket is attached to the pillars erected on both sides and the shelf board is supported by both brackets, and the installation work of the shelf board is extremely simple. It is an object of the present invention to provide a low-priced shelf mounting device that restricts forward / backward / left / right movement by merely fitting without using any fixing means such as screwing, and further prevents upward disengagement. .
[0006]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, the present invention is a shelf mounting apparatus that attaches brackets to pillars erected on both sides and supports the shelf board with both brackets, and the shelf board is a mounting board. A front plate is formed downward on the front edge, a lower plate is formed from the lower end of the front plate to the rear, and a standing piece is raised from the rear end of the lower plate. A side plate is formed downward from the edge and a support piece is formed inward from the lower end of the side plate to form a substantially L-shaped cross section. The reinforcing member is horizontally provided, vertically long slit holes are formed at both ends of the vertical surface on the front side of the reinforcing member, and the bracket is a receiving plate on which the support piece of the shelf plate is placed at the lower end of the substrate And a restriction of a length substantially equal to the distance between the upright piece and the vertical surface at the front inner end of the receiving plate Further, at the rear end of the restriction plate, a claw piece that fits into the slit hole of the vertical surface is projected rearward, and the front end of the restriction plate is contacted with the rising piece at the lower part. A shelf mounting device is formed, in which a contact portion is formed which is in contact with each other and a restriction portion which protrudes forward from the corresponding contact portion is formed on the upper portion.
[0007]
Here, the vertical surface on the front side of the reinforcing member is parallel to the upright piece, and a vertically long slit hole is formed at the both ends of the vertical surface directly above the edge of the support piece. It is preferable that
[0008]
Moreover, it is also preferable that a recessed portion is formed between the contact portion and the restricting portion of the restriction plate of the bracket, and the vertical dimension of the concave portion is set larger than the vertical dimension of the upright piece.
[0009]
More preferably, the mounting piece of the shelf plate is placed on the receiving plate of the bracket, and the mounting piece is sandwiched between the inside and outside of the bracket substrate and the regulating plate.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
Next, embodiments of the present invention will be described in more detail with reference to the accompanying drawings. FIG. 1 is an overall perspective view of a shelf-equipped desk to which a shelf mounting device according to the present invention is applied. FIGS. 2 to 4 show the assembly structure of each member, in which A is a desk, B is a shelf, Top plate, 2 is a leg, 3 is a curtain plate, 4 is a lower shelf, 5 is a connecting member, 6 is a column, 7 is a shelf, 8 is a front panel, 9 is a lighting fixture, and 10 is a fall prevention bar. Show.
[0011]
The shelf-equipped desk according to the present embodiment is configured by connecting a shelf B behind the desk A, as shown in FIG. The desk A fixes the leg portions 2 and 2 to both side portions of the top plate 1, and the curtain plate 3 is provided between the rear end portions of the both leg portions 2 and 2 to provide rigidity. The lower shelf 4 is detachably attached to the front side of the curtain plate 3. Here, in this embodiment, the desk A is a steel desk having a normal structure, and a ready-made one can be used. In addition, the shelf B has support columns 6 and 6 erected on the rear ends of both leg portions 2 and 2 of the desk A via connecting members 5 and 5, respectively, and the shelf plates 7 and 6 are arranged in multiple stages on the support columns 6 and 6. ,... Are attached, and the front panel 8 is detachably attached between the columns 6 and 6 below the lowermost shelf 7, and the illuminator 9 is detachably attached to the lower surface of the shelf 7 having a predetermined height. It is the structure attached to. A drop prevention bar 10 is attached to the front edge of the lower shelf board 4.
[0012]
More specifically, as shown in FIGS. 2 to 4, support columns 6, 6 are respectively erected on the rear end portions of the leg portions 2, 2 of the desk A via connecting members 5, 5, and both support columns 6 are supported. , 6 are connected to each other by a horizontal barb 11 to form a frame, and the bracket 13 is fitted and locked using locking holes 12,. In this structure, both end portions of the shelf board 7 are supported.
[0013]
Here, since the rear end of the leg portion 2 is a desk A of a type set at a position ahead of the rear end of the top plate 1, the column 6 is erected via the connecting member 5. However, the column 6 may be directly attached to the rear end of the leg 2 as long as the rear end of the leg 2 and the rear end of the top plate 1 coincide.
[0014]
As shown in FIGS. 2 to 4, the connecting member 5 has a rear end surface of the leg 2 on the front edge of the decorative plate 14 that fills a gap between the rear end of the leg 2 and the rear end of the top plate 1. And an L-shaped fixing plate 15 in plan view for connecting to the inner surface of the rear end portion of the leg portion 2 is formed at a right angle, and the front edge and the inner side surface of the support column 6 are joined to the rear edge of the decorative plate 14. Then, the mounting plate 16 having a substantially L-shaped cross section for screwing is formed by bending. Note that the structure for connecting the fixing plate 15 of the connecting member 5 to the inner surface of the rear end portion of the leg portion 2 uses the structure originally used for connecting the curtain plate 3 of the desk A as it is. In other words, the fixing plate 15 of the connecting member 5 can be attached using screws for connecting the end faces of the curtain plate 3, and instead, along the rear side of the fixing plate 15 of the connecting member 5. The curtain plate mounting portion 17 is fixed. The curtain plate mounting portion 17 has the same structure as that originally provided on the inner surface of the rear end portion to connect the curtain plate 3 of the leg portion 2. For example, a screw hole 18 is formed in the inner surface of the rear end of the leg 2 and the curtain plate mounting portion 17 so that screws 19 and screw pins 20 can be screwed together, and the fixing plate 15 is fastened with screws 19. Through-holes 21 are formed for fitting, and the Dalma holes 22 formed on the end face of the curtain plate 3 are fitted and locked to the screw pins 20 screwed into the screw holes 18 of the curtain plate mounting portion 17. I have to. Here, in a state where the support column 6 is connected to the leg portion 2 through the connecting member 5, the outer surface of the leg portion 2, the decorative plate 14 and the outer surface of the support column 6 are set to be flush with each other, and From the above, the fixing plate 15 and the mounting plate 16 are not visible.
[0015]
The front panel 8 is formed with end plates 24 and 24 attached to the inner surface of the support column 6 on both side ends of a steel surface plate 23, and a closing plate 25 protruding at a right angle to the lower edge of the surface plate 23. Further, a reinforcing portion 26 is integrally formed at a right angle downward at the front end of the closing plate 25, the closing plate 25 is set flush with the upper surface of the top plate 1 of the desk A, and the reinforcing portion 26 is formed. The end plates 24 and 24 are detachably attached to the inner side surfaces of the support columns 6 and 6 in a state where the end plates 24 and 24 are joined to the rear end surface of the top plate 1. That is, the front panel 8 is substantially L-shaped in a side view, with a surface plate 23 having a lateral width matching the distance between the columns 6 and 6, and a closing plate 25 at the lower end. Here, by attaching the front panel 8 between the support columns 6 and 6, the rigidity of the shelf B is increased, the strength is increased, and the top plate 1 and the closing plate 25 are flush with each other, so that the top plate surface is expanded. In addition, it is possible to prevent articles such as writing instruments and documents from falling behind the top board 1. Further, the front panel 8 hides the back so that it can be blindfolded. Further, the front panel 8 can hold the document by attracting it with a magnet and can be used as a bulletin board.
[0016]
More specifically, as shown in FIGS. 3 and 4, the front panel 8 bends both side edges of the surface plate 23 backward to form the end plates 24, 24, and the upper edge of the surface plate 23. Is bent rearward to form the upper plate 27, and is screwed to the rear end of the inner surface of the column 6 with screws 29 using the through holes 28, 28 formed in the end plates 24, 24. Install. However, the structure for attaching the front panel 8 to the column 6 is not particularly limited. Further, a reinforcing portion 26 is integrally formed at the front end of the closing plate 25 formed at the lower edge of the surface plate 23 of the front panel 8, and the reinforcing portion 26 has a vertical contact plate 30 and its lower edge. It is composed of an L-shaped reinforcing plate 31 formed rearward and further with its rear end raised. Therefore, the front panel 8 has a high bending rigidity between the closing plate 25 and the reinforcing portion 26. However, if the strength is insufficient, a reinforcing member may be fixed laterally on the back surface of the front plate 23. There is no problem.
[0017]
Next, another embodiment of the front panel 8 will be described with reference to FIGS. The front panel 8 of the present embodiment is configured to be separated into an upper panel 8A and a lower panel 8B. The upper panel 8A has end plates 24A and 24A formed on both side ends of the surface plate 23A, and the end plates 24A receive screw pins 32 and 32 projecting from the upper and lower portions of the inner side surface of the support column 6 from the front side. Engagement holes 33 and 33 are formed to be dropped and engaged, and a lower end edge has an inclined plate 34 that rises rearward and upward from the surface plate 23A. Further, the lower panel 8B is integrally formed with a closing plate 25B protruding forward at a right angle on the lower edge of the surface plate 23B having a narrow vertical width, and further a reinforcing portion 26B is integrated with the front end of the closing plate 25B at a right angle downward. In addition, the end plates 24B and 24B at both ends of the surface plate 23B are formed with notch holes 36 that engage with screw pins 35 projecting from the inner surface of the support column 6 at the lower end from above, and the end plates 24B. A through-hole 38 for fastening with a screw 37 is formed on the inner surface of the support 6 at the top of the support 6.
[0018]
The upper panel 8A is detachably mounted on the inner side surfaces of the support columns 6 and 6 at the upper front position, and the lower panel 8B is mounted at the lower rear position. In addition, it attaches so that the clearance gap 39 may be formed between the said upper panel 8A and the lower panel 8B, as shown in FIG. Also in the present embodiment, the closing plate 25B of the lower panel 8B is set flush with the upper surface of the top plate 1 of the desk A, and the reinforcing portion 26B is joined to the rear end surface of the top plate 1. It is installed.
[0019]
FIG. 7 shows an example of use in which two desks with shelves according to the present embodiment are installed back to back. In this case, a space 40 is provided between the upper panels 8A and 8A and the lower panels 8B and 8B located in the front and rear. Available as For example, the power cord 41 to the lighting fixture 9 attached to the lower surface of the lowermost shelf 7 can be wired in the wiring space 40 described above. Further, when an electric device is placed on the top surface of the top plate 1, the wiring cord to the electric device can be routed through the gap 39.
[0020]
In addition, since the shelf-equipped desk of the present embodiment has a tall shelf B, it may move due to vibration such as an earthquake or fall backward. However, when the desk with shelves is installed along the wall alone, or when the two desks are installed back to back, there is no fear of falling, but it is still possible to move. Therefore, it is also preferable that the adjuster 42 provided at the lower end of the leg 2 of the desk A or the lower end of the column 6 is covered with a cap 43 made of rubber or the like having a large friction coefficient with the floor as shown in FIG. Furthermore, as shown in FIG. 9, when the shelf-equipped desk according to the present invention is used alone in an island-placed state, a right-angled triangular support member 44 is attached to the back of the lower portion of the column 6, and the support member If the cap 43 is attached to the adjuster 42 provided at the rear end of the lower end 44, there is no risk of movement or tilting.
[0021]
In more detail, based on FIG.10 and FIG.11, the structure which attaches the said shelf board 7 to the said support | pillars 6 and 6 with the brackets 13 and 13 is demonstrated. The shelf plate 7 forms a front plate 46 downward on the front edge of the mounting plate 45, forms a lower plate 47 rearward from the lower end of the front plate 46, and further stands from the rear end of the lower plate 47. The raising piece 48 is formed to rise, and the side plate 49 is formed downward from both side edges of the mounting plate 45, and the support piece 50 is formed inward from the lower end of the side plate 49, so that the cross section is approximately L. It is a letter shape. Further, the shelf plate 7 forms a protruding portion 51 raised upward at the rear end of the mounting plate 45. Further, the shelf plate 7 is provided with a reinforcing member 52 having a substantially U-shaped cross section at the front and rear intermediate portions on the lower surface of the mounting plate 45. The vertical surface 53 on the front surface side of the reinforcing member 52 is parallel to the upright piece 48, and a vertically long slit hole is formed at both ends of the vertical surface 53 directly above the edge of the support piece 50. 54 is formed.
[0022]
The bracket 13 is provided with a plurality of downward hooks 56, which are fitted and locked in the locking holes 12 of the support column 6, at the rear end edge of the substrate 55 having a substantially square shape when viewed from the side. A receiving plate 57 on which the supporting piece 50 of the shelf plate 7 is placed is formed inwardly at the lower end of the shelf plate 7, and a gap between the upright piece 48 and the vertical surface 53 is formed at the front inner end of the receiving plate 57. A regulation plate 58 having substantially the same length is formed upright. Further, at the rear end of the restricting plate 58, a claw piece 59 that fits into the slit hole 54 of the vertical surface 53 of the reinforcing member 52 protrudes rearward, and at the front end of the restricting plate 58, A contact portion 60 that contacts the raised piece 48 is formed, and a restricting portion 61 that protrudes forward from the corresponding contact portion 60 is formed on the upper portion, and a recessed portion 62 is formed between the contact portion 60 and the restricting portion 61. ing. The vertical dimension of the recessed part 62 is set larger than the vertical dimension of the upright piece 48.
[0023]
Then, after attaching the brackets 13 by fitting and locking the downward hooks 56 to the locking holes 12 of the corresponding column 6, the shelf plate 7 is tilted forward to the recessed portion 62. The upright piece 48 is received, and then the rear portion of the shelf board 7 is pushed down so that the restricting plate 58 enters between the upright piece 48 and the vertical surface 53 of the reinforcing member 52, and finally the shelf board 7 is retracted. When the claw piece 59 is inserted into the slit hole 54 of the vertical surface 53 and the abutting portion 60 is abutted against the rear surface of the upright piece 48, the mounting piece 50 of the shelf plate 7 receives the bracket 13. In addition to being placed on the plate 57, the support piece 50 is sandwiched between the inside and outside by the substrate 55 of the bracket 13 and the regulating plate 58. In this state, the shelf 7 is completely restricted from moving back and forth and from side to side. It should be noted that when the shelf plate 7 is removed, the above procedure may be reversed. Here, even if the front portion of the shelf plate 7 is simply lifted, the upper end of the upright piece 48 stops against the lower edge of the restricting portion 61, so that it does not fall off unexpectedly.
[0024]
It is also preferable to provide a fall prevention bar 63 between the front end portions of the brackets 13 and 13 that support the shelf board 7. For this purpose, a hole 64 is formed slightly above the front end portion of the substrate 55 of the bracket 13, and a hooked cap 65 is inserted into the hole 64 from the outside, and at the same time, a fall prevention bar 63 disposed between the brackets 13, 13. Is fitted into the shaft hole 66 of the hooked cap 65 and held.
[0025]
Next, based on FIGS. 12-14, the structure which attaches the said lighting fixture 9 to the lower surface of the said shelf board 7 is demonstrated. The structure of the shelf 7 is as described above. In this case, square openings 67 and 67 are further formed at two positions near the center of the vertical surface 53 of the reinforcing member 52. Then, the rear end of the attachment member 68 for attaching the illuminator 9 is inserted into the opening 67 and the front end of the attachment member 68 is locked to the lower plate 47 and the upright piece 48.
[0026]
More specifically, the mounting member 68 is a member having a substantially U-shaped cross section with the concave groove portion facing upward, and is formed with a locking piece 69 at the front end and a screw hole 70 at an appropriate position in the middle portion. It is. Here, although the screw hole 70 is formed by a burring tap, a nut may be fixed thereto. The length of the mounting member 68 is set longer than the distance from the front surface of the vertical surface 53 of the reinforcing member 52 to the front surface of the upright piece 48 and shorter than the distance from the rear surface of the front plate 46. . The illuminator 9 is a commercially available fluorescent lamp having a structure that is directly attached to the attachment surface with screws 71, and is provided with attachment plates 73 having attachment holes 72 at both ends of the upper surface. Therefore, the positions and intervals of the openings 67 and 67 and the positions of the screw holes 70 provided in the mounting member 68 are determined by the positions of the mounting holes 72 and 72 of the lighting device 9.
[0027]
A procedure for attaching the lighting fixture 9 to the lower surface of the shelf board 7 using the attachment members 68, 68 will be described with reference to FIGS. First, as shown in FIG. 13A, in the inclined state in which the front portion of the mounting member 68 is lifted upward, the locking piece 69 at the front end portion of the mounting member 68 passes above the rising piece 48. Then, as shown in FIG. 13 (b), the rear portion of the mounting member 68 is lifted up and along the lower surface of the mounting plate 45, and as shown in FIG. The mounting member 68 is slid rearward and the rear end portion is inserted into the opening 67, and the locking piece 69 is abutted against the front side of the upright piece 48. In this state, as shown in FIG. 14, the illuminator 9 is applied to both the mounting members 68 and 68 from below, and is screwed into the screw hole 70 of the mounting member 68 from the mounting hole 72 of the mounting plate 73 through the screw 71. Install. At this time, as shown in FIG. 14, the dimensional relationship is set such that the front end of the lighting device 9 comes into contact with or approaches the rear surface side of the upright piece 48 of the shelf 7. In this way, the upright piece 48 of the shelf board 7 is sandwiched from the front and rear by the locking piece 69 of the mounting member 68 fixed to the lighting device 9 and the front end of the lighting device 9, and the movement in the front-rear direction can be performed. It is regulated. Note that there may be a large gap between the rear end of the lighting fixture 9 and the vertical surface 53 of the reinforcing member 52.
[0028]
Here, a space corresponding to at least the thickness of the mounting member 68 is formed between the upper end of the lighting fixture 9 and the lower surface of the mounting plate 45 of the shelf board 7. 9 can be pulled out to a predetermined position, and the portion provided with the mounting member 68 is continuous in the lateral direction formed by the front plate 46, the lower plate 47 and the upright piece 48 of the shelf plate 7. You can make a detour using space.
[0029]
【The invention's effect】
According to the shelf mounting apparatus of the invention according to claim 1 as described above, the mounting operation of the shelf is extremely simple, and only fitting is performed without using any fixing means such as screws. It is possible to provide a low-priced shelf mounting device that is restricted from moving back and forth and from side to side, and that prevents upward disengagement.
[0030]
According to the second aspect, when the claw piece of the restriction plate is fitted into the slit hole of the reinforcing member, the edge of the mounting piece is guided by the restriction plate, so that the claw piece can be easily fitted into the slit hole. Can do.
[0031]
According to the third aspect, when the shelf plate is dropped and fitted to the bracket, the upright piece is received in the recessed portion and the shelf plate is moved slightly forward so that the claw piece can be easily fitted into the slit hole. It can be done.
[0032]
According to the fourth aspect, the left-right movement of the shelf plate with respect to the bracket can be reliably restricted.
[Brief description of the drawings]
FIG. 1 is an overall perspective view of a shelf-equipped desk to which a shelf mounting device according to the present invention is applied.
FIG. 2 is an exploded perspective view of a basic structure of a desk with a shelf.
FIG. 3 is a partial cross-sectional view of the assembled state.
FIG. 4 is a partial longitudinal sectional view of the assembled state.
FIG. 5 is an exploded perspective view showing another embodiment of the front panel.
FIG. 6 is an enlarged partial exploded perspective view of the same.
FIG. 7 is a side view showing a section of a shelf portion in a state where two desks with shelves according to the present embodiment are installed back to back.
8A and 8B show an adjuster provided on a leg portion of a desk. FIG. 8A is a longitudinal sectional view, and FIG. 8B is a perspective view.
FIG. 9 is a side view showing an embodiment when a desk with shelves is used alone in an island state.
FIG. 10 is a partial longitudinal sectional view showing a structure in which a shelf board is attached to a column with a bracket.
FIG. 11 is an exploded perspective view of the same.
FIG. 12 is a partially exploded perspective view showing a structure for attaching a lighting fixture to the lower surface of the shelf board.
FIG. 13 is a partial cross-sectional view showing a procedure for mounting a support member for attaching a lighting fixture to the shelf board.
FIG. 14 is a partial longitudinal sectional view of a state in which a lighting fixture is attached to the lower surface of the shelf board.
[Explanation of symbols]
A Desk B Shelf 1 Top plate 2 Leg part 3 Curtain plate 4 Lower shelf plate 5 Connecting member 6 Post 7 Shelf plate 8 Front panel 8A Upper panel 8B Lower panel 9 Illuminator 10 Fall prevention bar 11 Recumbent 12 Locking hole 13 Bracket 14 decorative plate 15 fixing plate 16 mounting plate 17 curtain plate mounting portion 18 screw hole 19 screw 20 screw pin 21 through hole 22 Dalma hole 23, 23A, 23B surface plate 24, 24A, 25B end plate 25, 25B closing plate 26, 26B reinforcement Portion 27 Upper plate 28 Through hole 29 Screw 30 Contact plate 31 Reinforcement plate 32 Screw pin 33 Engagement hole 34 Inclined plate 35 Screw pin 36 Notch hole 37 Screw 38 Through hole 39 Clearance 40 Wiring space 41 Power cord 42 Adjuster 43 Cap 44 Support Member 45 Mounting plate 46 Front plate 47 Lower plate 48 Erecting piece 49 Side plate 50 Mounting piece 51 Protruding portion 52 Reinforcing member 53 Vertical 54 slit hole 55 substrate 56 downward hook 57 receiving plate 58 restricting plate 59 claw piece 60 abutting part 61 restricting part 62 recessed part 63 drop prevention bar 64 hole 65 hooked cap 66 shaft hole 67 opening 68 mounting member 69 locking piece 70 Screw hole 71 Screw 72 Mounting hole 73 Mounting plate

Claims (4)

A bracket is attached to the pillars erected on both sides, and is a shelf mounting device that supports the shelf with both brackets, and the shelf forms a front plate downward on the front edge of the mounting plate, A lower plate is formed from the lower end of the front plate to the rear, a rising piece is raised from the rear end of the lower plate, a side plate is formed downward from both side edges of the mounting plate, and A supporting piece is formed inward from the lower end of the side plate to form a substantially L-shaped cross section, and a reinforcing member having a substantially U-shaped cross section is provided in the front and rear intermediate portions on the lower surface of the mounting plate. A vertically long slit hole is formed at both ends of the vertical surface on the front side, and the bracket is formed inwardly on a lower end of the substrate with a receiving plate on which the mounting piece of the shelf plate is placed. A restriction plate having a length substantially equal to the distance between the upright piece and the vertical surface is raised at the inner end of the front portion, and the restriction plate is further formed. At the rear end, a claw piece that fits into the slit hole of the vertical surface protrudes rearward, and at the front end of the regulation plate, a contact portion that contacts the raised piece is formed at the lower portion and corresponds to the upper portion. An apparatus for attaching a shelf board, wherein a restricting portion protruding forward from the contact portion is formed. The vertical surface on the front side of the reinforcing member is parallel to the upright piece, and a vertically long slit hole is formed at both ends of the vertical surface directly above the edge of the support piece. Item 2. A shelf mounting device according to Item 1. The recessed part is formed between the said contact part and restricting part in the control board of the said bracket, The up-and-down dimension of this recessed part is set larger than the up-and-down dimension of the said standing piece. Shelf board mounting device. The shelf board according to any one of claims 1 to 3, wherein the support piece of the shelf board is placed on the receiving plate of the bracket, and the support piece is sandwiched between the inside and outside of the bracket substrate and the restriction plate. Mounting device.

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