JP3789042B2 - Mounting structure for lighting fixtures etc. - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a mounting structure for a lighting fixture or the like for firmly attaching a mounting fixture such as a lighting fixture, a reading table, or a tray to a column.
[0002]
[Prior art]
FIG. 7 shows a new type of shelf device (01) disclosed in the specification and drawings attached to the application of Japanese Patent Application No. 10-189083 by the applicant.
In this shelf device (01), a pair of left and right side members (02) and (02) facing in the vertical direction can be used as a bottom beam (03) facing in the left and right direction and a top plate of a desk for light work. It is connected by a shelf board (04) and a top board (05).
A large number of locking holes (06) are formed in the vertical direction on both the inner and outer side surfaces of the side member (02).
[0003]
The lower locking piece (08) of the engagement plate (07) is engaged with the inner engagement hole (06) of the left side member (02), and the engagement plate (07) A mounting bracket (010) of an arm (09) having a lighting fixture and a writing table (both not shown) is fixed to the upper end portion.
[0004]
[Problems to be solved by the invention]
However, since the mounting bracket (010) is supported by a single engaging plate (07), when an external force is applied to the engaging plate (07), the engaging plate (07) is easily bent, and the lighting fixture There was a risk that the direction of the change.
[0005]
Further, since the engaging plate (07) is projected toward the inside of the shelf device (01), the engaging plate (07) and the mounting bracket (010) are placed on the shelf plate (04). Get in the way.
[0006]
The present invention has been made in order to solve the above-described problems, and a lighting fixture capable of firmly supporting a mounting bracket for supporting a lighting fixture, a reading table, or the like with respect to a column. It aims at providing attachment structures, such as these.
[0007]
[Means for Solving the Problems]
According to the present invention, the above problem is solved as follows.
(1) An attachment structure for attaching a lighting fixture or the like to a support column, and a locking piece of a pair of left and right attachment plates facing in the front-rear direction is provided in a locking hole drilled on both left and right side surfaces of the support column. The mounting parts formed on the front end portions of the two engaging plates are overlapped in the vertical direction on the front surface of the support column, and the two mounting parts are prevented from spreading laterally to each other so Secure the mounting bracket.
[0008]
(2) In the above item (1), the base portion of the anchoring plate is bent according to the shape of the support column and brought into contact with the surface of the support column.
[0009]
(3) In the above item (1) or (2), the mounting bracket has a U-shape in a rear view, which is a combination of an upper piece and a lower piece facing backwards on the upper and lower parts of a vertical wall facing up and down, A through-hole formed in the vertical rod by fitting the upper edge portion and the lower edge portion of the mounting portion into a guide groove facing the front-rear direction provided on the opposing surfaces of the upper piece and the lower piece. A bolt whose rear end protrudes between the upper piece and the lower piece is inserted, and the nut is mounted between the mounting portions so that the nut cannot be moved forward and cannot be rotated, and the bolt is screwed into the nut. Then, by tightening the bolt and nut, the vertical rod of the mounting bracket is brought into contact with the front end surface of the mounting portion.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, a first embodiment of the invention will be described with reference to the accompanying drawings.
It should be noted that the same members as those in the conventional example are denoted by the reference numerals obtained by removing “0” from the conventional example, and detailed description thereof is omitted.
[0011]
The side member (2) is connected to a pair of front and rear prisms (11) facing each other with a plurality of cylindrical cross beams (12), and in plan view on the front or rear surface of both prisms (11). The trapezoidal frame member (13) is fixed, and the front and rear prisms (11) and the upper surface and the bottom surface of the frame member (13) are connected by the closing plates (14) and (14) facing in the front-rear direction. Is.
[0012]
The inner and outer side surfaces of the prism (11), a number of locking holes (6) are drilled side by side in the vertical direction, pillar (15) by prism (11) and the frame member (13) (15) is configured Has been.
[0013]
A pair of left and right engaging plates (16) and (16) are attached to the front prism (11) and the frame member (13) of the left side member (2).
[0014]
The engaging plates (16) and (16) are provided at the rear end portion so as to protrude downward from the base portion (18) formed with downward locking pieces (17) facing each other inward, and at the front portion of the base portion (18). It consists of forward mounting parts (19) and (20).
The base portion (18) is bent so that the inner surface coincides with the outer peripheral shape of the column (15) when the downward locking piece (17) is engaged with the locking hole (6).
[0015]
As shown in FIG. 3, the attachment portion (19) of the left engagement plate (16) is projected from the lower end of the base portion (18), and the attachment portion (20) of the right engagement plate (16) is the base portion. Recesses (21) and (22) are formed on the opposing edges of the mounting portions (19) and (20), respectively, protruding from the upper half of (18).
[0016]
When the downward locking pieces (17) of both the fastening plates (16) and (16) are engaged with the locking holes (6) and (6) of the prism (11), both mounting portions (19) and (20) are Polymerization occurs in the vertical direction while forming a gap (23) (see FIG. 3).
[0017]
(24) is composed of a contact piece (25) whose left and right side edges expand to the rear, and a channel-shaped forward piece (26) fixed to the front surface of the contact piece (25). It is a retaining member.
[0018]
The retaining member (24) is attached to the fastening plates (16), (16) by inserting the slits (27) formed in the retaining member (24) in the vertical direction into the mounting portions (19), (20). The contact piece (25) is in contact with the fastening plates (16) and (16) (see FIGS. 4 and 5).
Therefore, the left and right engaging plates (16), (16) spread in the left-right direction, and the downward locking pieces (17), (17) do not come out of the locking holes (6), (6).
[0019]
The locking member (29) having an H shape in front view and having a nut (28) embedded in the center is inserted between the gap (23) and the recesses (21) and (22), The groove (30) and the groove (31) at the lower edge engage with the upper edge of the recess (22) and the lower edge of the recess (21), respectively (see FIG. 4).
[0020]
On the lower end of the support shaft (9) facing up and down, with the lighting fixture (A) provided at the upper end, there is an upper piece (33) facing backward on the upper and lower parts of the vertical rod (37) facing up and down. A mounting bracket (32) having a substantially backward U-shape in side view, which is coupled to the lower piece (34), is provided.
Guide grooves (35) (36) on which the upper and lower edges of the mounting portions (19) and (20) can be fitted on the opposing surfaces of the upper piece (33) and the lower piece (34) of the mounting bracket (32). A vertical hole (37) that connects the upper piece (33) and the lower piece (34) is provided with a through hole (38) that faces in the front-rear direction.
[0021]
The headed bolt (39) inserted from the front into the through hole (38) is screwed into the nut (28) of the locking member (29) mounted in the recess (21) (22) (see FIG. 4).
By turning the bolt (39), the locking member (29) is drawn to the front end face of the recesses (21) and (22), and the mounting bracket (32) is drawn rearward to form the upper piece (33). The rear end surface of the lower piece (34) contacts the front surface of the forward piece (26) (see FIGS. 4 and 5).
[0022]
According to this embodiment described above, the two fastening plates (16), (16) are attached to the side member (2), and the mounting bracket (32) is fixed to the fastening plates (16), (16). Therefore, even if a strong external force is applied to the anchoring plates (16) and (16), there is little possibility that the anchoring plates (16) and (16) will be deformed, and the direction of the lighting fixture (A) will not change. Absent.
[0023]
In addition, since the mounting portions (19), (20) and mounting brackets (32) of the fastening plates (16), (16) are located in front of the side member (2), the fastening plates (16) and mounting The parts (19) and (20) do not interfere with the objects placed on the shelf board (4).
[0024]
In this embodiment, the luminaire (A) is attached to the upper end of the support shaft (9), but a book stand, a tray, etc. (not shown) may be attached (the same applies to the second embodiment).
[0025]
Next, a second embodiment of the present invention will be described with reference to FIG.
In addition, the same code | symbol is attached | subjected to the member similar to 1st Embodiment, and the detailed description is abbreviate | omitted.
[0026]
The mounting portions (41) and (42) of the left and right engaging plates (40) and (40) are superposed in the vertical direction on the front surface of the frame member (13), and both mounting portions (41) and (42) The through holes (43) and (43) are formed respectively.
[0027]
A slit (45) through which the mounting portions (41) and (42) can be inserted is formed on the rear surface of the cylindrical mounting bracket (44) provided at the lower end of the support shaft (9). On the left and right side surfaces of (44), through holes (46) (46) communicating with the slit (45) are provided.
[0028]
Insert the mounting parts (41) and (42) into the slit (45) to align the through holes (43) and (46), then insert the bolts (47) into the through holes (43) and (46). By fastening the nut (48), the mounting bracket (44) is fixed to the engaging plates (40) (40).
[0029]
According to this embodiment, in addition to the same effects as the previous embodiment, since the structure is simplified, the cost can be kept low, and the fastening plate (40) of the mounting bracket (44) Easy to attach to and detach from.
[0030]
【The invention's effect】
According to the present invention, the following effects can be achieved.
(a) According to the first aspect of the present invention, the two attachment plates are fixed to the support column, and the attachment fitting such as a lighting fixture is fixed to the overlapping portion of the attachment portions of both attachment plates. Can be firmly fixed to the support column. Even if a strong external force is applied to the engagement plate, the engagement plate is less likely to be deformed, and the orientation of the lighting fixture or the like does not change.
[0031]
(b) According to the invention described in claim 2, since the base portion of the engaging plate abuts on the surface of the support column, there is no possibility that the engaging plate rattles the support column.
[0032]
(c) According to the invention described in claim 3, it is possible to easily and firmly attach the mounting bracket such as a lighting fixture to the anchoring plate.
[0033]
[Brief description of the drawings]
FIG. 1 is a perspective view of a shelf device including a first embodiment of the present invention.
FIG. 2 is an enlarged perspective view of an essential part.
FIG. 3 is an enlarged exploded perspective view of the main part.
4 is an enlarged longitudinal sectional side view along line IV-IV in FIG.
5 is an enlarged cross-sectional plan view taken along the line VV in FIG. 4. FIG.
FIG. 6 is an enlarged exploded perspective view similar to FIG. 3 of the second embodiment of the present invention.
FIG. 7 is a perspective view of a conventional shelf device.
[Explanation of symbols]
(1) Shelf device
(2) Side member
(3) Lower pier
(4) Shelf board
(5) Top plate
(6) Locking hole
(9) Support shaft
(11) prism
(12) Horizontal rail
(13) Frame material
(14) Blocking plate
(15) Prop
(16) Anchor plate
(17) Downward locking piece (locking piece)
(18) Base
(19) (20) Mounting part
(21) (22) Recess
(23) Clearance
(24) Retaining member
(25) Contact piece
(26) Forward piece
(27) Slit
(28) Nut
(29) Locking member
(30) (31) Groove
(32) Mounting bracket
(33) Upper piece
(34) Lower piece
(35) (36) Guide groove
(37) Downspout
(38) Through hole
(39) Bolt
(40) Anchor plate
(41) (42) Mounting part
(43) Through hole
(44) Mounting bracket
(45) Slit
(46) Through hole
(47) Bolt
(48) Nut
(A) Lighting equipment

Claims (3)

An attachment structure for attaching a lighting fixture or the like to a support,
Attachment portions formed at the front end portions of both anchoring plates by engaging the engagement pieces of the pair of left and right engaging plates facing in the front-rear direction with the engaging holes formed on the left and right side surfaces of the column. Is attached to the front of the column in the vertical direction, and the mounting fixtures such as the lighting fixtures are fixed to the two mounting portions so that they do not spread laterally. Mounting structure.   2. The mounting structure for a lighting fixture or the like on a support according to claim 1, wherein a base portion of the anchoring plate is bent in accordance with the shape of the support and is brought into contact with the surface of the support. The mounting bracket has a U-shape in a rear view in which the upper piece and the lower piece facing the rear are combined with the upper and lower parts of the vertical wall facing the up-down direction, and the front-rear direction provided on the opposing surface of the upper piece and the lower piece The upper edge and the lower edge of the mounting portion are fitted in the guide groove facing the rear, and the rear end protrudes between the upper piece and the lower piece in the through hole formed in the vertical shaft. The nut is inserted between the mounting portions so that the nut cannot be moved forward and cannot be rotated, the bolt is screwed into the nut, and the bolt and the nut are tightened. 3. A structure for mounting a lighting fixture or the like to a support according to claim 1, wherein a vertical rod of the mounting bracket is brought into contact with the front end surface.

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