JP2004007992A - Box for wiring/piping - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a box which is easily and firmly mounted on a shape steel. <P>SOLUTION: In this box B<SB>1</SB>, an elastically deformable pinching piece N<SB>1</SB>is integrally formed with a box body 1 having a side wall 2 abutting against the light-weight shape steel S<SB>1</SB>forming a building, and a U-shaped folded portion 21 of the light-weight shape steel S<SB>1</SB>is pinched between the side wall 2 of the box B<SB>1</SB>and the pinching piece N1 so that the box B<SB>1</SB>may be mounted on the light-weight shape steel S<SB>1</SB>. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to, for example, wiring and piping that can be easily attached to various shaped steel materials such as lightweight shaped steel constituting a lightweight partition wall, and more generally, to construction materials other than the shaped steel materials constituting a building. It's about boxes.
[0002]
[Prior art]
DESCRIPTION OF RELATED ART Conventionally, as one of the structures which attach the box for wiring and piping (only henceforth abbreviated as "box") to the light-weight steel which comprises a building, what is disclosed by Japanese Utility Model Publication No. 3-21144. There is. In this box mounting structure, a separate mounting tool is arranged inside the box mounting surface of the shaped steel, and a screw penetrating a box abutting the mounting surface of the shaped steel is screwed into the mounting tool. And the side wall of the section steel is sandwiched between the side wall of the box and the fixture.
[0003]
However, in the above-described mounting structure, while holding the mounting tool arranged inside the box mounting surface of the shaped steel with one hand, the screwing work of the screw must be performed by the other hand, There was a problem that this screwing work was difficult. Further, the side wall of the section steel is sandwiched between the side wall of the box and the mounting tool, and the box is attached to the section steel, and the sandwiching state depends only on the screwing of the screw. For this reason, if the screw is slightly loosened due to vibration during construction or the like, the vibration increases the looseness and the clamping force is reduced, and the box is displaced from the regular position of the shaped steel, In extreme cases, they could fall.
[0004]
[Problems to be solved by the invention]
The present invention has been made in view of the above circumstances, and has as its object to provide a box that can be easily attached to a construction material and that can be firmly attached.
[0005]
[Means for Solving the Problems]
The present invention for solving this problem is a wiring / piping box attached to a building material constituting a building, wherein the box body has a contact portion that comes into contact with the building material, and the box body A base end integrally formed with the box body so that the base end can be elastically deformed. It is characterized in that the construction material can be attached to the construction material by sandwiching a part of the construction material.
[0006]
When a drawing screw is screwed into one of the box body and the holding piece in a state where a part of the construction material is sandwiched between the box body and the holding piece, the tip side of the holding piece is elastically deformed. Is drawn toward the box body. Thereby, a part of the construction material is sandwiched between the box body and the holding piece, and the box is attached to the construction material.
[0007]
Since the base end of the holding piece is formed integrally with the box body, the work of attaching the box to the building material is simplified. When the box is attached to the building material, the tip of the holding piece is elastically deformed, and the elastic restoring force of the holding piece acts as a pulling force on the pulling screw. For this reason, the drawing screw is less likely to be loosened, and the mounting strength of the box to the building material is increased.
[0008]
In addition, the building material is a lightweight section steel constituting the lightweight partition wall, and the box body is attached to one or both of the box body and the holding piece so as to be substantially flush with the side plate of the lightweight section steel. If a positioning portion for positioning is provided, a part of the lightweight section steel is sandwiched between the box body and the holding piece, and at the same time, the positioning of the box body relative to the lightweight section steel is performed. Installation work is further simplified.
[0009]
Further, a drawing screw was slightly screwed into a screw lower hole provided in either the box body or the holding piece in the box body, and the drawing screw was integrally provided in the box body. With this configuration, in a state where a part of the construction material is sandwiched between the box body and the holding piece, if the provided pulling screw is further screwed as it is, the box is attached to the construction material. For this reason, at the construction site, the trouble of searching for the drawing screw and inserting the screw into the screw hole is eliminated, and the work can be performed quickly.
[0010]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, the present invention will be described in more detail with reference to a plurality of examples. FIG. 1 is a perspective view of a box B _{1 according} to the present invention, FIG. 2 is a cross-sectional view of the box B _{1 at} a portion of a holding piece N ₁ , and FIG. is a perspective view of a state in which the box B ₁ is mounted on the opening surface side of the shaped steel S _1, FIG. 4 is a likewise cross-sectional view, FIG. 5 is a same front view. Box B ₁ represents, clamping piece N ₁ in the box body 1 with a square box shape is integrally molded structure. Clamping piece N ₁ is the one outside the side wall 2 of the box body 1 is formed integrally becomes from its bottom wall 3 toward the opening side cantilever.
[0011]
The clamping piece N _1, the tip portion of the main plate 11 (the free end), the holding plate 12 along a direction perpendicular to the longitudinal direction of the body plate 11 is provided in parallel to the side wall 2 of the box body 1 Configuration. The main body plate 11 extends from the bottom wall 3 of the box main body 1 at an angle to the side wall 2 thereof. As shown in FIGS. 1 and 5, the holding plate 12 is a surface facing the side wall 2 of the box main body 1, and is located at each of two upper and lower corners on the bottom wall 3 side of the box main body 1. Are provided with positioning projections 13 respectively. As shown in FIGS. 2 and 4, both end portions on the opening side of the lightweight shape steel S ₁ is provided on the inside are bent in a U-shaped, when mounting the box B ₁ to the light section steel S ₁ to the positioning protrusion 13, the U-shaped against the crack in the inner end portion 21a of the bent portion 21 is a portion for positioning the box body 1 for lightweight shape steel S _1. Further, the main plate 11 of the holding piece N _1, bis under hole 14 attracting bis P is screwed consisting of self-tapping screws are provided. The center line C of the screw lower hole 14 is not perpendicular to the side wall 2 of the box body 1 but is slightly inclined toward the opening side. Further, on the rear side of the main plate 11 and the holding plate 12 of the holding piece N _1, the reinforcing rib 15 of Article 2 are provided along the longitudinal direction of the main body plate 11, the screw under hole 14, 2 It is located between the reinforcing ribs 15 of the strip.
[0012]
Further, as shown in FIG. 3, the inner surface of the clamping piece N ₁ and opposite side walls 2 of the box body 1, the two rows rib 4 is provided perpendicular to the bottom wall 3. Position along the height direction of the box body 1 of the ribs 4 of the two rows is the same as the position of the clamping piece N the screw under hole 14 provided in the _1. The two ribs 4 are provided from the bottom wall 3 of the box main body 1 to the middle of the opening, and the formed end face on the opening side is formed by the center line C of the screw lower hole 14 of the drawing screw P. , And forms a contact surface 4a of the head of the drawn screw P. In addition, between the two ribs 4, an elongated screw insertion hole 5 is provided over the entire length thereof. The end face 2a of the clamping piece N ₁ and opposite side walls 2 of the box body 1, are projected outward at predetermined intervals pair of positioning protrusion 6 along the vertical direction. The positioning protrusion 6, when mounting the box B ₁ lightweight shape steel S _1, a portion for positioning the box body 1 with respect to said light quantity shaped steel S _1. An arc-shaped notch 7 is provided at the center in the height direction of another side wall 2 opposite to the side wall 2 provided with the screw insertion hole 5 of the box body 1. The notch 7, the attracting bis P when let screwed into screw under the hole 14 of the clamping piece N ₁ from the inside of the box body 1, is intended to avoid interference with the tool T. The configuration for avoiding interference between the box body 1 and the tool T is not limited to the above-described notch, and a hole through which a tool can be inserted may be provided in the side wall 2 of the box body 1. 1, 3 and 5, reference numeral 8 denotes a boss provided from the bottom wall 3 of the box main body 1 toward the opening side thereof.
[0013]
Then, attach the box B ₁ lightweight shape steel S ₁ constituting the light-weight partition wall W, performed as follows. First, as shown by a solid line in FIG. 2, the box main body 1 is arranged on the opening side of the lightweight section steel S ₁ , and the side wall 2 and the holding piece N ₁ formed integrally with the box main body 1 form a lightweight. sandwiching the structural steel S ₁ on the opening side of the U-shaped bent portion 21. As a result, the side wall 2 of the box body 1 is applied to the plate surface on the opening side of the lightweight section steel S ₁ , and the end of the body plate 11 of the holding piece N ₁ is the end surface of the U-shaped bent portion 21. against is cracking in 21b, together with the covering dividing the corner portion 23 of each positioning protrusion 6 is lightweight shape steel S ₁ provided on the box body 1, positioning protrusion 13 of the holding piece N ₁ is the U-shaped It is applied to the inside of the end 21 a of the bent portion 21. Thus, as shown in FIGS. 2 and 4, so that the side plates 22 of the opened surface light shaped steel S ₁ of the box body 1 is substantially flush, the box body 1 with respect to lightweight shape steel S ₁ Is positioned. Each positioning protrusion 6, 13 provided in the box body 1 and the clamping piece N ₁ is a state in which sandwich the U-shaped bent section 21 between the side wall 2 and the clamping piece N ₁ of the box body 1 holds, also has the function of the box body 1 is prevented from coming out on the opening side of the lightweight shape steel S _1.
[0014]
Thereafter, as shown in FIG. 2, the drawn screw P is inserted into the screw insertion hole 5 provided in the box body 1, and the leading end thereof is brought into contact with the screw lower hole 14 of the holding piece N ₁ . In this state, when the drawing screw P is rotated using the tool T and the tip of the screw P is screwed into the screw lower hole 14, as shown by a two-dot chain line in FIG. entire holding piece N ₁ is elastically deformed, are attracted to the side of the box body 1, the U-shaped bent portion 21 of the light section steel S ₁ between the side wall 2 and the clamping piece N ₁ of the box body 1 is Be pinched. Rotating the attracting bis P by the tool T, the entire holding piece N ₁ is elastically deformed, in order to be attracted to the side of the box body 1, the head of the attracting bis P, the bottom wall of the box body 1 3 attempts to move slightly to the side of it, because the screw insertion hole 5 has an elongated hole, the head of the attracting screws P are free to move in the direction of bis holding piece N ₁ The drawing screw P is screwed into the pilot hole 14 without any trouble. Note that the relationship between the box body 1 and the delivery screw P is not limited to the one in which the two are separated as described above, and in order to avoid the trouble of searching for screws at the construction site, In some cases, the drawing screw P is inserted into the insertion hole 5, and the tip portion is slightly screwed into the screw lower hole 14 of the holding piece N ₁ , so that the drawing screw P is provided in the box body 1. obtain. In this case, between the side wall 2 and the clamping piece N ₁ of the box body 1, in the case of sandwiching the U-shaped bent portion 21 of the light section steel S _1, the clamping piece N ₁ to the side wall 2 Although open movement, the said attracting bis P the tip is slightly screwed into the screw under the hole 14, have been inserted into the screw insertion hole 5, in the inserting direction becomes pinching piece N ₁ integral Yes, there is no problem at all. Moreover, attracting bis is not limited to the self-tapping screws mentioned above, it may be a common bolt, in this case, one nut is embedded in one of the box body 1 or the holding piece N _1.
[0015]
Thus, as shown in FIGS. 3 to 5, box B ₁ is attached to the opening side of the lightweight shape steel S _1. Entire holding piece N ₁ is elastically deformed, the elastic restoring force, for attracting bis P, and acts as a tensile force. For this reason, the drawing screw P is unlikely to be loosened even by vibration or the like, and the box B ₁ is firmly attached to the lightweight section steel S ₁ . In a state where the box B ₁ lightweight shape steel S ₁ is mounted, with its opening surface, and one side plate 22 of the light section steel S _1, it is substantially flush. Thus, after attaching the box B ₁ on the opening surface side of the light-section steel S _1, when erected wall member 31 on both sides of the transformant steel S _1, a lightweight partition wall W. In the above embodiment, the pulling screw P penetrates through the inside of the box body 1 and only its head remains in the box body 1. There is an advantage that the screw P does not hinder the work.
[0016]
Then, sequentially described separate box _B 2 .about.B ₆ of the present invention. Note that the above-described box B ₁ and lightweight shape steel S ₁ identical or equivalent parts are denoted by the same reference numerals, to avoid redundant description, only the specific portion of the box or shape steel. Figure 6 is a cross-sectional view of a state in which the box B ₂ is attached to the opening surface side of the lightweight shape steel S _2. The box B _2, but pinching piece N ₂ on the side of the side wall 2 are integrally formed, the direction in which the clamping pieces N ₂ is formed, and the position of the base end portion of the clamping piece N _2, the box B ₁ is different. That is, the distal end portion of the clamping piece N ₂ which is integrally formed on the side of the side wall 2 of the box body 1 (free end) is different from the said box B _1, be oriented to the side of the bottom wall 3,該挟supporting pieces N ₂ is provided on the side wall 2 of the box body 1. Further, the distal end portion of the main plate 11 of the holding piece N ₂ is fitting portion 16 is fitted to the end portion 21a of the U-shaped bent portion 21 of the lightweight shaped steel S ₂ is provided.
[0017]
The depth of the box B ₂ is made substantially equal to the width of the lightweight shape steel S _2. Therefore, the fitting portion 16 of the tip portion of the holding piece N _2, in a state of being fitted to an end portion 21a of the U-shaped bent portion 21 lighter shaped steel S _2, the opening of said light quantity shaped steel S ₂ UTO is against the side wall 2 of the box B ₂ on the side, the box B ₂ are arranged over the entire width of the opening side. In this state, the inside of the box body 1, by inserting the attracting screw P to screw insertion hole 5 provided on the side wall 2, when giving screwed to the distal end the screw under the hole 14 of the clamping pieces N ₂ , clamping piece N ₂ are attracted to the side of the side wall 2 of the box body 1, box B ₂ are attached to the light-section steel S _2.
[0018]
7, a box B ₃ to the side plate 22 'of the common shaped steel S ₃ constituting the building is a cross-sectional view of a state mounted. In this box B ₃ , the position at which the holding piece N ₃ is formed integrally with the box body 1 is the same as that of the box B ₁ , but the tip of the holding plate 12 of the holding piece N ₃ is attached to the side wall 2 of the box body 1. bent substantially at a right angle toward the side, and has a hook portion 17 is hooked on the end portion 21'a of the U-shaped bent portion 21 of the shaped steel S ₃ '. Mounting box B ₃ for the shaped steel S _3, wherein a substantially similar to the box B _1, by attracting bis P penetrating the side wall 2 of the box body 1, and the pinching piece N ₃ is elastically deformed, the box body attracted to first side wall 2 of, for clamping the side plates 22 of the shaped steel S ₃ 'and a U-shaped bent portion 21' between the side wall 2 and the clamping piece N _3. In the box B _3, in order to hook portion 17 of the distal end portion of the clamping piece N ₃ that are integrally formed is caught by the shaped bent portion 21 'of the U-shaped steel S ₃ in the box body 1, the holding piece N ₃ the is elastically deformed, the time of mounting the box B ₃ against shaped steel S _3, along a direction along the side plates 22 'of the shaped steel S _3, a box B ₃ does not move (the opening of the shaped steel S ₃ There is an advantage).
[0019]
8 is a cross-sectional view of a state in which the box B _'3 in' side plate 22 of the shaped steel S ₃ through the attracting bis P, which is screwed from the outside of the ₃ 'box B is attached. The box B _'3, to make threading the attracting screws P to itself from the outside, bis under hole 9 is provided on the side wall 2 of the box body 1, holding piece N' to _3, screw insertion holes 18 Is provided. For this reason, when the drawn-in screw P inserted from the outside of the box body 1 into the screw insertion hole 18 of the holding piece N ′ ₃ is screwed into the screw lower hole 9 provided on the side wall 2 of the box body 1, the holding piece N ′ ₃ is pressed against the side wall 2 of the box body 1, and between the side wall 2 and the holding piece N ′ ₃ , the side plate 22 ′ of the section steel S ₃ and the U-shaped bent portion 21 ′ are formed. Be pinched. Thus, the box B _'3 is attached to the shaped steel _{S 3.} In the box B ′ ₃ , a tool for rotating the screw P does not interfere with the box body 1 in order to screw the drawing screw P from outside the box body 1, and the screw P is screwed. It has the advantage of being easier.
[0020]
9 is a front view of a state in which the box B ₄ is attached to the opening surface side of the lightweight shape steel S _1. The box B _4, except the configuration in which a pair of holding pieces N ₁ on the side of the side wall 2 is provided with upper and lower phases at predetermined intervals, is substantially the same as the box B _1. At two points along the height direction of the box B _4, in order to clamp the U-shaped bent portion 21 of the light section steel S _1, there is an advantage that the mounting strength of the box B ₄ for section steel S ₁ is higher . Note that by pinching piece N ₁ in two positions of the side wall 2 of the box body 1 is provided, and between the sandwiching pieces N ₁ of the side wall 2 of the box body 1, respectively positioning protrusion in three places with their outer 6 is provided, further, portions attracting screws P corresponds to the forming position of each clamping piece N ₁ of the side wall 2 opposite to the side walls 2 to be inserted, respectively notch 7 is provided.
[0021]
Further, FIG. 10 is a front view showing a state in which the box B ₅ mounted on the opening surface side of the lightweight shape steel S _1. The box B ₅ are upper and lower ends of the one side wall 2 of the box body 1 is extended vertically by respective predetermined lengths, clamping piece N ₁ to the respective side walls extending portion 2b is except for the configuration that is integrally formed is substantially the same as the box _{B 1.} This box B _5, because of the structure attracting bis P does not penetrate the inside of the box body 1 to draw the holding piece N ₁ on the side of the side wall 2 of the box body 1, similarly to the box B _'3, There is an advantage that the drawing screw P can be easily screwed.
[0022]
Further, FIG. 11 is a front view of a state in which the box B ₆ is attached to a bracket 25 fixed to the back plate 24 of a lightweight shape steel S _1, FIG. 12 is a sectional view taken along line X-X in FIG. 11 is there. The box B _6, the different from each box B ₁ .about.B _5, the side wall 2 of the box body 1, integrally formed clamping piece N ₆ along the (vertical direction in the mounted state of the box) its longitudinal direction Have been. On the inside of the front end portion of the holding piece N _6, holding member 19 for holding the side plate 25a of the bracket 25 is integrally provided. Further, a screw insertion hole 5 is provided along the longitudinal direction of the side wall 2 of the box body 1 where the holding piece N ₆ is formed, and faces the side wall 2 on which the holding piece N ₆ is integrally formed. The other side wall 2 is provided with a tool insertion hole 10 for inserting a tool for rotating the drawing screw P along the longitudinal direction thereof.
[0023]
Therefore, as shown in FIGS. 11 and 12, the side wall 2 of the box body 1, in a state where the insertion of the side plate 25a of the bracket 25 between the holding member 19 of the holding piece N _6, wherein the tool insertion hole by inserting the tool 10, attracting the screws P is rotated, the tip section, the cause screwed into screw under hole 14 provided in the clamping piece N _6, holding piece N ₆ is the side wall of the box body 1 2 They are attracted to the side of, and該挟supporting pieces N _6, between the side wall 2 of the box body 1, the side plate 25a of the bracket 25 is held. Thus, the box B ₆ is attached to a bracket 25 fixed to the back plate 24 of a lightweight shape steel S _1.
[0024]
In each of the above embodiments, the box to which the present invention is attached is attached to the lightweight section steel S ₁ , S ₂ or the general section steel S ₃ constituting the lightweight partition W, and further to the lightweight section steel S ₁ . Although the bracket 25 described above is taken as an example, in addition to the above, if there is a portion capable of holding the holding piece integrally formed in the box, it can be used for various building construction materials such as a ceiling base material and a reinforcing bar. Even so, the box according to the present invention can be attached.
[0025]
【The invention's effect】
The box according to the present invention has a box body having a contact portion that abuts a building material constituting a building, and a base end is integrally formed with the box body so as to be elastically deformable with respect to the box body. When a drawing screw is screwed into one of the box body and the holding piece in a state where a part of the construction material is sandwiched between the box body and the holding piece, The holding piece has a configuration in which the tip is drawn toward the box body by elastic deformation, a part of the construction material is held between the box body and the holding piece, and a box is attached to the shaped steel material. Because of this, the work of attaching the box to the building material is simplified.
[0026]
When the box is attached to the building material, the holding piece is elastically deformed, and the elastic restoring force of the holding piece acts as a pulling force on the drawing screw. The screws are less likely to loosen, increasing the mounting strength of the box to the building material. Further, when the building material is a lightweight section steel constituting a lightweight partition wall, and the box body is attached to one or both of the box body and the holding piece so as to be substantially flush with the side plate of the lightweight section steel. If a positioning part for positioning is provided, a part of the lightweight section steel is sandwiched between the box body and the holding piece, and at the same time, the positioning of the box body relative to the lightweight section steel is performed, and the mounting of the box is performed. There is an advantage that the operation is further simplified.
[0027]
Further, a drawing screw was slightly screwed into a screw lower hole provided in either the box body or the holding piece in the box body, and the drawing screw was integrally provided in the box body. With this configuration, in a state where a part of the construction material is sandwiched between the box body and the holding piece, if the provided pulling screw is further screwed as it is, the box is attached to the construction material. For this reason, at the construction site, the trouble of searching for the drawing screw and inserting the screw into the screw hole is eliminated, and the work can be performed quickly.
[Brief description of the drawings]
1 is a perspective view of a box B ₁ according to the present invention.
2 is a cross-sectional view of a box B ₁ part of the holding piece N _1.
3 is a perspective view showing a state in which the box B ₁ on the opening surface side of the lightweight shape steel S ₁ constituting the light-weight partition wall W is attached.
FIG. 4 is a transverse sectional view of the same.
FIG. 5 is a front view of the same.
6 is a cross-sectional view of a state in which the box B ₂ on the opening side of the lightweight shaped steel S ₂ is attached.
[7] A box B ₃ to the side plate 22 'of the common shaped steel S ₃ constituting the building is a cross-sectional view of a state mounted.
FIG. 8 is a cross-sectional view of a state in which a box B ′ ₃ is attached to a side plate 22 ′ of a general shaped steel member S ₃ constituting a building.
9 is a front view of a state in which the box B ₄ on the opening surface side of the light-section steel S ₁ is attached.
10 is a front view of a state in which the box B ₅ on the opening side of the lightweight shaped steel S ₁ is attached.
11 is a front view of a state in which the box B ₆ to the bracket 25 fixed to the back plate 24 of the light section steel S ₁ is attached.
FIG. 12 is a sectional view taken along line XX of FIG. 11;
[Explanation of symbols]
B _{1 to} B ₆ : Wiring and piping boxes N ₁ , N ₂ , N ₃ , N ₆ : Nipping pieces P: Delivery screws S ₁ , S ₂ : Light-weight steel (construction material)
S ₃ : Shaped steel (construction material)
1: Box body 2: Box side wall (contact part)
5: Screw insertion hole 6: Box-side positioning protrusion (positioning part)
13: Positioning protruding piece (positioning part) on one side of holding
14: Screw pilot hole

Claims (6)

A wiring and piping box attached to building materials constituting a building,
A box body having an abutting portion abutting on the building material, and a clamping piece having a base end integrally formed with the box body so as to be elastically deformable with respect to the box body,
The holding piece is elastically deformed by a pulling screw screwed into one of the box piece and the box body, and the tip portion is drawn toward the box body side. A wiring and piping box characterized in that it is configured to be attached to the building material by sandwiching a portion. In the box body, the drawing screw is screwed slightly into a screw lower hole provided in either the box body or the holding piece, so that the drawing screw is integrally provided. The wiring and piping box according to claim 1, wherein: 3. The wiring and piping box according to claim 1, wherein the drawing screw penetrates the box body and is screwed into the holding piece. The screw insertion hole on the non-screw-in side of one of the drawing screws of the box body or the holding piece is an elongated hole in which the head of the drawing screw can be finely moved. 3. The wiring and piping box according to any one of 3. The wiring and piping box according to any one of claims 1 to 4, wherein the building construction material is a shaped steel material. The box for wiring and piping according to claim 5, wherein the section steel material is a lightweight section steel constituting a lightweight partition wall, and the box body is mounted substantially flush with a side plate thereof.

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