JPH087636A - Support device - Google Patents

Abstract

PURPOSE:To provide a support device excellent in workability by using a suspending member having a specific structure. CONSTITUTION:In a support device provided with a suspending bolt 1, a nut 2 to be screw-fitted to the suspending bolt 1 and a bolt inserting hole 5d, and provided with a suspending member 5 which is supported with the suspending bolt 1 by the nut 2 and supports a member 3 to be supported, the following constitution is adopted. The suspending member 5 is formed so as to be freely insertable in a suspending hole 3b of the member 3 to be supported in a condition of being inserted in the suspending bolt 1, and is sideways turned after passing through the suspending hole 3b, and the end parts 5g and 5g are engaged with the suspending hole 3b. According to this constitution, after the suspending bolt 1 is inserted, positioning of the suspending bolt 1 and the member 3 to be supported or installing work of the other member or the like become unnecessary, so that labor of the work is eliminated and workability is improved.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a supporting device that is supported by a hanging bolt to support a supported member.

[0002]

7 and 8 show a conventional supporting device (first support device).
This is a conventional example), and this supporting device is composed of a hanging bolt 1 and a nut 2 that is screwed onto the hanging bolt 1, and suspends a lighting fixture main body 3 that is a supported member. I have. The luminaire main body 3, which is a supported member, is embedded and attached to the ceiling 4, and its upper plate 3
A has a plurality of suspension holes 3b through which the suspension bolts 1 are inserted, and the suspension holes 3b have nuts 2 on one end side.
Is a large-diameter hole 3c that can be inserted, and the other end side that is continuous with the small-diameter hole 3d is a small-diameter hole 3d into which the hanging bolt 1 can be inserted but the nut 2 cannot.

Therefore, when suspending the luminaire main body 3, which is a supported member, on the ceiling 4, the nut 2 is screwed into the suspension bolt 1, and the suspension bolt 1 is screwed with the nut 2.
To the large diameter hole 3c of the hanging hole 3b provided on the upper plate 3a of the luminaire main body 3, and after the nut 2 has passed through the large diameter hole 3c, the luminaire main body 3 is slid to fix the hanging bolt 1 to the small diameter hole. It was guided to 3d and then the nut 2 was tightened to perform the construction. Therefore, when the lighting fixture main body 3 which is a supported member has a plurality of hanging holes 3b, the positions of the plurality of hanging holes 3b and the hanging bolt 1 are aligned at the same time, and the above work is performed.

FIG. 9 shows a supporting device according to a second conventional example. This supporting device is screwed to the suspension bolt 1 having the same structure as that of the first conventional example and the suspension bolt. In addition to the nut 2, the hanging metal fitting 5 is provided.

The hanging metal fitting 5 has a substantially frustoconical shape with a downward opening and a substantially frustoconical shape, and has a substantially hat shape having a flange portion 5a at its lower end, and is continuous from the upper end surface 5b to the side surface 5c. There is a bolt insertion hole 5d having a width that allows the hanging bolt 1 to be inserted, and a part of the bolt insertion hole 5d provided on the side surface 5c is a hole of a size that allows the nut 2 to be inserted. Further, on the upper plate 3a of the lighting fixture body 3 which is a supported member, the flange portion 5a is larger than the inner diameter A1 of the flange portion 5a which is the truncated cone-shaped lower end portion of the hanging fitting 5.
A hanging hole 3b having a shape smaller than the outer diameter A2 is provided.

Therefore, when suspending the luminaire main body 3 which is the supported member on the ceiling 4, the nut 2 is screwed into the suspension bolt 1 and the suspension bolt 1 is screwed with the nut 2.
Is inserted from the hanging hole 3b provided in the upper plate 3a of the luminaire main body 3, and then the hanging metal fitting 5 is prepared on the lower surface side of the upper plate 3a of the luminaire main body 3, and the hanging metal fitting 5 is provided with bolts on its side surface 5c. The hanging bolt 1 and the nut 2 from the large portion of the insertion hole 5d
The flange portion 5a is engaged with the peripheral portion of the hanging hole 3b of the lighting fixture body 3, that is, the flange portion 5a is brought into contact with the peripheral portion of the hanging hole 3b from below, and then the nut 2 is tightened. Was being constructed.

[0007]

However, in the supporting device shown in the first conventional example configured as described above, the luminaire main body 3 which is the supported member in the mounted state.
Center of the hanging bolt 1 and the lighting fixture body 3 at the time of construction
Since the position when inserting the hanging bolt 1 into the hanging hole 3b is different, after inserting the hanging bolt 1 into the hanging hole 3b,
It is necessary to slide the lighting fixture main body 3 to align the hanging bolt 1 with the mounting state position.
When there are a plurality of b, it is necessary to insert a plurality of suspension bolts 1 at the same time, which makes the work difficult and the workability is poor.

Further, in the supporting device shown in the second conventional example, the hanging hole 3b of the luminaire main body 3 which is a supported member.
After inserting the hanging bolt 1 into which the nut 2 is screwed, the hanging metal fitting 5 is prepared, and it is necessary to hook the hanging fixture 1 from the lower side of the lighting fixture body 3 with the lighting fixture body 3 supported. However, there is a problem that the work is troublesome and the workability is poor.

The present invention has been made to solve the above problems, and an object of the present invention is to provide a supporting device having excellent workability.

[0010]

In order to solve the above problems, the present invention provides a suspension bolt 1, a nut 2 screwed to the suspension bolt 1, and a bolt. In a supporting device including a suspension member 5 having an insertion hole 5d and suspended from a suspension bolt 1 by the nut 2 to support a supported member 3, the suspension member 5 is inserted into the suspension bolt 1. The suspended hole 3 of the supported member 3
It is characterized in that it is configured to be insertable into b, and the end portion thereof is engaged with the hanging hole 3b by passing through the hanging hole 3b and rolling over.

According to the second aspect of the invention, the hanging member 5 includes a flat plate-shaped upper end piece 5e and the upper end piece 5e.
A pair of vertical pieces 5f that are bent in the same direction from both ends of the upper end piece 5e and are substantially perpendicular to the upper end piece 5e; Formed with a pair of curved lower end pieces 5g,
It is characterized in that a bolt insertion hole 5d is provided continuously from the substantially central portion of the upper end piece 5e to one vertical piece 5f.

Further, in the invention according to the third aspect, the hanging bolt 1 is connected to the lower end piece 5g side of the bolt insertion hole 5d provided in the vertical piece 5f and continuously with the bolt insertion hole 5d. It is characterized in that a nut insertion hole 5h through which the screwed nut 2 can be inserted is provided.

[0013]

As described above, in the present invention according to claim 1, the suspension bolt 1, the nut 2 screwed to the suspension bolt 1, and the bolt insertion hole 5d are provided. In a supporting device including a hanging member 5 that is supported by a hanging bolt 1 to support the supported member 3, the hanging member 5 is suspended in the hanging bolt 1 when the supported member 3 is suspended. The hanging member 5 is inserted into the hanging bolt 1 and is inserted through the hanging hole 3b, and the end of the hanging member 5 is engaged with the hanging hole 3b by passing through the hanging hole 3b and overturning. In the state where it is temporarily fastened with 2, it is passed through the hanging hole 3b of the supported member 3, and then the hanging member 5 is turned over and the nut 2 is tightened,
The supported member 3 can be suspended by the suspension bolt 1, and the work can be facilitated and the workability can be improved.

According to the second aspect of the invention, the hanging member 5 includes a flat plate-shaped upper end piece 5e and the upper end piece 5e.
A pair of vertical pieces 5f that are bent in the same direction from both ends of the upper end piece 5e and are substantially perpendicular to the upper end piece 5e; Formed with a pair of curved lower end pieces 5g,
Since the bolt insertion hole 5d is provided continuously from the substantially central portion of the upper end piece 5e to the one vertical piece 5f, the hanging bolt 1 is inserted into the bolt insertion hole 5d of the vertical piece 5f and temporarily suspended by the nut 2. , The hanging hole 3b of the supported member 3
If the lower end piece 5g is engaged with the peripheral portion of the hanging hole 3b to prevent the hanging member 5 from falling off the hanging hole 3b, and the nut 2 is tightened in that state. Then, the supported member 3 can be hung on the hanging bolt 1, and the work can be facilitated and the workability can be improved.

Further, in the invention according to the third aspect, the hanging bolt 1 is connected to the lower end piece 5g side of the bolt insertion hole 5d provided in the vertical piece 5f and continuously with the bolt insertion hole 5d. Since the nut insertion hole 5h through which the screwed nut 2 can be inserted is provided, it is possible to insert the nut 2 into the bolt insertion hole 5d of the suspension member 5 after the nut 2 is screwed into the suspension bolt 1 and the workability is good.

[0016]

1 to 5 show a first embodiment of a supporting device according to the present invention, which comprises a hanging bolt 1 and a nut 2 screwed onto the hanging bolt 1. The hanging bolt 5 and the nut 2 are configured in the same manner as the first and second conventional examples.

The hanging metal fitting 5, which is a hanging member, is formed by bending a long metal plate, and has a flat plate-shaped upper end piece 5e.
A pair of vertical pieces 5f, which are substantially perpendicular to the upper end piece 5e and are bent in the same direction, respectively, via corner portions 5k that are bent obliquely outward from both ends of the upper end piece 5e, and
The pair of vertical pieces 5f are formed to include a pair of lower end pieces 5g that are substantially parallel to the upper end piece 5e and are bent outward in opposite directions. A bolt insertion hole 5d is provided continuously from the substantially central portion to one vertical piece 5f.

The size of the hanging metal fitting 5 is such that the vertical piece 5f including the corner piece 5k is inserted through the hanging hole 3b provided in the main body 3 of the luminaire, which is a supported member, in a side view.
Also in plan view except the lower end piece 5g of the hanging fitting 5 which is the upper end piece 5e including the corner pieces 5k at both ends, the hanging hole 3 is projected so as to project from the hanging hole 3b when the hanging fitting 5 is turned over.
It is formed smaller than b. Further, the dimension between the outer end portions of the lower end piece 5g of the hanging fitting 5 is formed to be larger than the dimension of the hanging hole 3b, so that the lower end piece 5g is formed in that direction.
However, the hanging metal fitting 5 is configured so as to be engaged with the peripheral portion of the hanging hole 3b from below and the hanging metal fitting 5 does not drop from the hanging hole 3b.

That is, in the case where the hanging hole 3b provided in the lighting fixture main body 3 is a round hole, the hanging metal fitting 5 is a plan view of a portion excluding the lower end piece 5g in the attached state in FIGS. 1 to 3. Therefore, the dimensions satisfy the relationship of C>N> G, and the relationship of N> F from the side view when the hanging bolt 1 is inserted. On the other hand, when the hanging hole 3b is a square hole, 1, FIG. 2, and FIG. 4, the plan view of the portion excluding the lower end piece 5g in the attached state is C>
The dimensions are M, M> B, M> D, and satisfy the relations of M> D and M> E in a side view when the suspension bolt 1 is inserted. When the hanging hole 3b is a square hole, it is not necessary to match the directions of the hanging metal fitting 5 and the hanging hole 3b when the size is made to satisfy the relations of M> G and M> F. Construction becomes easier.
In addition, regarding the relationship between the hanging bolt 1 and the nut 2,
The dimensions satisfy the relationship of H>L>I> K.
Further, if the dimensions satisfy the relationship of 2J> L, the temporary suspension on the suspension bolt 1 with one vertical piece 5f on the upper side can be easily performed.

Because of this structure, in the supporting device of this embodiment, as shown in FIG.
In the state of being temporarily suspended by the nut 2, that is,
With the two vertical pieces 5f vertically facing each other, align the hanging bolt 1 with the center position of the hanging hole 3b of the lighting fixture body 3,
Attach the hanging bolt 1 and the hanging bracket 5 to the lower end piece 5 located on the lower side.
The lower end piece 5g can be obtained by passing the hanging hole 3b of the luminaire main body 3 from the front end side of g and then laterally hanging the hanging metal fitting 5.
Is engaged with the peripheral portion of the hanging hole 3b from below, and the hanging metal fitting 5
The lighting fixture main body 3 can be hung on the hanging bolt 1 by preventing the dropping of the hanging bolt 3 from the hanging hole 3b and tightening the nut 2 in that state. Positioning of the instrument body 3 and mounting work of other members are not required, and the labor of the work is saved and the workability is improved.

FIG. 6 shows a second embodiment of the present invention. The difference from the first embodiment is that one vertical piece 5f is used.
The lower end piece 5g side of the bolt insertion hole 5d provided in the above is formed with a nut insertion hole 5h which is continuous with the bolt insertion hole 5d and has a size through which the nut 2 can be inserted. Is configured similarly to.

In the supporting device thus constructed, when the lighting fixture main body 3 which is a supported member is to be constructed, first, the nut 2 is screwed into the hanging bolt 1 and the hanging metal fitting 5 is attached to the hanging bolt 1. One of the vertical pieces 5f faces each other, and the hanging bolt 1 together with the nut 2 is inserted into the hanging metal fitting 5 through the nut insertion hole 5h, and the hanging metal fitting 5 is slid to move the hanging bolt 1 to the upper end piece 5e side of the vertical piece 5f. Position, the hanging fitting 5 is temporarily hung at the bolt insertion hole 5d that is continuous with the nut insertion hole 5h of the vertical piece 5f. After that, if the same operation as in the first embodiment is performed, the lighting fixture is The construction of the main body 3 is completed. Therefore, in addition to the effect of the first embodiment, after the nut 2 is screwed into the hanging bolt 1, it can be inserted into the bolt insertion hole 5d of the hanging metal fitting 5, and the workability is further improved.

The hanging member 5 is used in each of the above embodiments.
However, the present invention is not limited to this, and a non-metallic hanging member such as a resin may be used. In each of the embodiments, the supported member 3 is used.
However, the present invention is not limited to this, and any device such as a ventilation device or an air conditioner may be used as long as it is attached to the ceiling with a hanging bolt.

[0024]

As described above, according to the invention of claim 1, the present invention has a suspension bolt, a nut screwed to the suspension bolt, and a bolt insertion hole. In a supporting device having a hanging member that is held and supports the supported member, the hanging member can be inserted into the hanging hole of the supported member while being inserted into the hanging bolt, and the hanging member can be used. Since the end portion is configured to engage with the hanging hole by passing through the hole and rolling over, the hanging member is inserted into the hanging bolt and temporarily fixed by a nut, and the hanging hole is provided in the supported member. Through
After that, if you hang the hanging member sideways and tighten the nut,
The supported member can be hung from the hanging bolts, which facilitates the work and improves workability.

According to the second aspect of the invention, the hanging member is formed by bending a flat plate-shaped upper end piece and a pair of upper end pieces in the same direction and substantially perpendicular to the upper end piece. And a pair of lower end pieces that are substantially parallel to the upper end piece from the tip of the vertical piece and are bent in opposite directions, respectively, and one from the substantially central portion of the upper end piece. Since the bolt insertion hole is provided continuously to the vertical piece of the above, the hanging bolt is inserted into the bolt insertion hole of the vertical piece, and while it is temporarily hung with the nut, it is passed through the hanging hole of the supported member and then hung. When the member is turned over, the lower end piece engages with the peripheral edge of the hanging hole to prevent the hanging member from falling out of the hanging hole, and by tightening the nut in that state, the supported member can be hung on the hanging bolt. , The work becomes easy and the workability is improved.

Further, in the invention according to the third aspect, a nut screwed to the hanging bolt is connected to the lower end piece side of the bolt insertion hole formed in the vertical piece and is continuous with the bolt insertion hole. Since the nut insertion hole that can be inserted freely is provided, in addition to the effect of the invention according to claim 2, the nut can be screwed into the hanging bolt, and then the nut can be inserted into the bolt insertion hole of the hanging member, and the workability is good.

[Brief description of drawings]

FIG. 1 is a perspective view showing a main part of a first embodiment of a supporting device of the present invention.

FIG. 2 is a perspective view showing a hanging bolt and a nut of the above.

FIG. 3 is a perspective view showing an example of a suspension hole provided in the above-mentioned non-supporting member.

FIG. 4 is a perspective view showing another example of a suspension hole provided in the above-mentioned non-supporting member.

[Fig. 5] Fig. 5 shows a state at the time of construction of the above, (a) to
(c) is a partial sectional front view showing the construction procedure.

FIG. 6 is a perspective view showing a main part of a second embodiment of the supporting device of the present invention.

FIG. 7 is a partial cross-sectional side view showing a conventional supporting device (first conventional example).

FIG. 8 is a perspective view of an essential part of the above.

FIG. 9 is a perspective view showing a different conventional supporting device (second conventional example).

[Explanation of symbols]

 1 Suspension bolt 2 Nut 3 Unsupported member 3b Suspension hole 5 Suspension member 5d Bolt insertion hole 5e Upper end piece 5f Vertical piece 5g Lower end piece 5h Nut insertion hole

Claims (3)

[Claims] 1. A support comprising: a suspension bolt; a nut screwed to the suspension bolt; and a suspension member having a bolt insertion hole and suspended from the suspension bolt by the nut to support a supported member. In the device, the hanging member is inserted into the hanging bolt so that the hanging member can be inserted into the hanging hole of the supported member, and the hanging member is passed through the hanging hole so that the end of the hanging member is aligned with the hanging hole. A support device characterized in that it is configured to engage. 2. The hanging member comprises a flat plate-shaped upper end piece, a pair of vertical pieces bent in the same direction from both ends of the upper end piece and substantially perpendicular to the upper end piece, and from the tip of the vertical piece. The upper end piece is formed substantially parallel to the upper end piece, and is formed with a pair of lower end pieces bent in opposite directions, and a bolt insertion hole is formed continuously from the substantially central portion of the upper end piece to one vertical piece. The support device according to claim 1, wherein the support device is provided. 3. A nut insertion hole, which is continuous with the bolt insertion hole and through which a nut screwed into the suspension bolt can be inserted, is provided on the lower end piece side of the bolt insertion hole provided in the vertical piece. The support device according to claim 2.