JP2007053833A - Wiring staple - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a wiring staple with which electric wiring can be laid at a desired position even after urethane is sprayed on concrete wall while preventing the electric wiring from coming out easily even when it is laid on soft wall of urethane or styrol. <P>SOLUTION: The wiring staple is constituted of a paunch portion for clamping the wiring 2, and needle portions provided on the opposite sides of the paunch portion and having forward ends sticking in a soft wall material 11 for securing the wiring 2 wherein the needle portions extending straight from the opposite sides of the paunch portion are bent at a predetermined position. Forward ends of the needle portion are stuck in the soft wall material 11 and the wiring 2 is clamped between the paunch portion and the soft wall material 11 thus securing the wiring 2 to the soft wall material 11. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a wiring fixture, and more particularly to a wiring fixture that pierces urethane or styrene to fix the wiring.

  When building a building such as a building, it is necessary to lay electrical wiring in the building, but it is usually laid inside the interior board so that the wiring is not noticeable. That is, a building wall is made of concrete, urethane for insulation and dew condensation is sprayed on the indoor side of the concrete wall, electric wiring is fixed to the urethane, and then an interior board is installed.

  In order to lay the electrical wiring in this way, it is necessary to fix the electrical wiring to the urethane sprayed on the concrete wall, and a wiring fixing tool is used for this fixing.

  As a conventional wiring fixture, a shape in which a string is passed through a small plate is known, and this conventional wiring fixture is used by bonding the plate portion of the wiring fixture to a concrete wall before blowing urethane. Thereafter, urethane is sprayed in a state where the string portion is stretched so that both ends of the string portion of the wiring fixture penetrate the urethane, and the electric wiring is connected and fixed at both ends of the string portion protruding from the urethane.

  Further, in order to fix the electric wiring from above the urethane, it is conceivable to fix the wiring with a U-shaped staple.

  Furthermore, Patent Document 1 discloses a special-shaped electric wiring mounting bracket that allows the wiring fixed by the electric wiring mounting bracket to be easily removed later.

JP 2003-339826 A

  However, in the case of a wiring fixture having a shape in which a string is passed through the small plate described above, there are the following problems.

  In other words, in this conventional wiring fixture, it is necessary to bond the plate part to the concrete wall before spraying urethane on the concrete wall, so if you want to change the laying position of the electrical wiring after urethane spraying There was a problem that could not cope.

  In addition, this conventional wiring fixture is relatively expensive, and it is used in such a way that it is pre-adhered to all places where there is a little possibility of laying electrical wiring, and many things are not used after urethane blowing. Is wasteful and expensive.

  In the case of a U-shaped staple, which is another conventional technique, an electric wiring is sandwiched between the U-shaped belly portions and both ends of the U-shape are pierced and fixed to the wall. In the case of a soft wall material such as styrene, there is a problem that staples are easily pulled out and cannot be used.

  In addition, the electric wiring mounting bracket described in Patent Document 1 is also designed to pierce and fix the tip straight into the wall, like a U-shaped staple, so that the wall is like urethane or styrene. In the case of a soft wall material, there was a problem that it was easily removed and could not be used.

  The present invention has been made in view of the above points, and even after urethane is sprayed on a concrete wall, electrical wiring can be laid at a desired position, and the wall is made of a soft wall material such as urethane or styrene. An object of the present invention is to provide a wiring fixture that does not easily come off.

  In order to solve the above problems, the wiring fixture of the present invention includes an abdomen that sandwiches the wiring, and a needle part that is provided on both sides of the abdomen and pierces the tip of the soft wall material to which the wiring is to be fixed. The needle portion extending straight from both sides of the abdomen is bent at a predetermined position, the tip of the needle portion is pierced into the soft wall material, and the abdomen and the soft wall material The wiring is fixed to the soft wall material by sandwiching the wiring therebetween.

  In the invention, it is preferable that an angle inside the bend is approximately 100 degrees.

  Further, the invention is characterized in that a groove is provided in an inner portion of the bend of the needle portion.

  Further, the present invention is characterized in that the tip portion of the needle portion has an acute angle by cutting the outside of the bend.

  In the invention, the abdomen of the needle part is covered with an electrically insulating member.

  According to the present invention, even after urethane is sprayed on a concrete wall, electrical wiring can be laid at a desired position, and even if the wall is soft such as urethane or styrene, it can be easily removed. There can be no wiring fixtures provided.

  That is, since the wiring fixing tool according to the present invention can be attached after spraying urethane onto a concrete wall, electric wiring can be laid at a desired position even after urethane is sprayed.

  Moreover, according to this invention, it can prevent that the front-end | tip part of the bent needle | hook part gets caught and a wiring fixing tool falls out from a soft wall material.

  Further, according to the present invention, since the angle inside the bend is set to approximately 100 degrees, the wiring fixture is hard to come off from the soft wall material, and when fixing the wiring, the wiring fixture is made into a soft wall material. Easy to insert.

  In addition, according to the present invention, since the groove is provided inside the needle portion, and the outside of the tip portion of the needle portion is cut to an acute angle, even when the needle portion passes through the urethane and hits the concrete wall, Can be inserted.

  Further, according to the present invention, since the abdomen sandwiching the electrical wiring is covered with the electrical insulator, the insulation of the electrical wiring can be ensured more reliably.

  Further, according to the present invention, when the electric wiring is fixed to the urethane, the wiring fixing tool can be pierced by hand, and for example, wiring work can be quickly performed without the need for a hammer or other tools.

  In addition, according to the present invention, it is not necessary to perform the work prior to spraying urethane, such as bonding the plate portion of the wiring fixture to the concrete wall before spraying urethane onto the concrete wall. It can be carried out.

  Further, according to the present invention, the wiring fixture can be realized with a simple structure, and the cost can be reduced.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a cross-sectional view showing a state in which electrical wiring is fixed using a wiring fixture according to an embodiment of the present invention.

  In FIG. 1, the left side is the outdoor side, and the right side is the indoor side.

  Further, in each of the following drawings, for the sake of simplicity, the deformation of the urethane 11 after the wiring fixture 1 is inserted into the urethane 11 is omitted. The deformation is made according to the insertion angle or the like.

  As shown in FIG. 1, the wiring fixture 1 of this Embodiment is comprised so that the front-end | tip may be stabbed into the urethane 11 sprayed on the concrete wall 10, and the electric wiring 2 may be pinched | interposed and fixed by the stomach part. . When the electric wiring 2 is fixed by the wiring fixture 1 and the electric wiring 2 is laid, the interior board 12 is installed so as to hide the electric wiring 2 on the indoor side.

  2 is a view showing the wiring fixture 1 shown in FIG. 1, (a) is a perspective view of the wiring fixture 1, and (b) is a side view of the wiring fixture 1.

  As shown in FIGS. 2A and 2B, the wiring fixture 1 includes an abdomen 3 that sandwiches the electric wiring 2, and a needle part 4 that is provided on both sides of the abdomen 3 and pierces the urethane 11. The

  The needle part 4 is formed by elongating both ends of the U-shaped staple and bending it with respect to the abdomen 3. It is desirable that the angle of the bend is a slightly obtuse angle, for example, about 100 degrees rather than a right angle.

  Further, as shown in FIGS. 2A and 2B, the needle portion 4 is provided with a groove 4 b on the inner side bent with respect to the abdominal portion 3. By providing such a groove 4b, the needle part 4 is easily bent toward the side where the groove 4b is provided. Thereby, when the needle part 4 is pierced into the urethane 11 and the tip part 4b hits the concrete wall 10, the needle part 4 bends, and the needle part 4 is easily inserted smoothly.

  Furthermore, as shown in FIG. 2A and FIG. 2B, the distal end portion 4b of the needle portion 4 is cut so that the outer side bent with respect to the abdominal portion 3 has an acute angle. Thus, when the needle part 4 is pierced into the urethane 11 and the tip part 4b hits the concrete wall 10, the tip part 4b does not become a resistance, and the needle part 4 is easily inserted smoothly.

  As the needle part 4, plastic, resin, copper wire, iron wire, or the like can be used.

  Further, as shown in FIGS. 2A and 2B, an insulating cover is provided on the abdomen 3 of the wiring fixture 1 to ensure electrical insulation of the electrical wiring 2.

  FIG. 3 is a view showing a state in which the electric wiring 2 is fixed to the urethane 11 by the wiring fixing tool 1, and (a) is a cross-sectional view showing a state in which the needle portion 4 is pierced into the urethane 11, and (b). These are sectional drawings which show the state which fixing of the electric wiring 2 by the wiring fixing tool 1 was completed.

  When the electric wiring 2 is fixed to the urethane 11 by the wiring fixing tool 1, as shown in FIG. 3A, the distal end portion 4 b of the needle portion 4 with the electric wiring 2 sandwiched between the abdomen 3 of the wiring fixing tool 1. Is inserted into the urethane 11 at a predetermined downward angle.

  After that, when the wiring fixture 1 is pushed into the urethane 11 as indicated by the arrow shown in FIG. 3A, the sharp tip 4b of the needle portion 4 advances downward along the concrete wall 10, and the groove As shown in FIG. 3 (b), the electrical wiring 2 is connected to the abdomen 3 of the wiring fixture 1, urethane 11 and the like. And is fixed to the urethane 11.

  As described above, according to the present invention, when the electric wiring 2 is fixed to the urethane 11, the wiring fixing tool 1 can be pierced by hand, and for example, the wiring work can be quickly performed without the need for a kana or other tools. Can do.

  Further, according to the present invention, it is not necessary to perform the work before blowing urethane, which is conventionally required, such as bonding the plate portion of the conventional wiring fixture to the concrete wall 10 before blowing the urethane 11 to the concrete wall 10. Wiring work can be done quickly.

  Moreover, according to this invention, the wiring fixing tool 1 can be implement | achieved by a simple structure, and cost can be reduced.

  In addition, in the example shown in FIG. 1, although the front-end | tip part 4b of the needle | hook part 4 of the wiring fixing tool 1 contact | abutted against the concrete wall 4b, this invention is not limited to this, For example, when urethane is thick, etc. The tip 4b does not necessarily have to hit the concrete wall 4b. This state is shown in FIG.

  Moreover, in the example shown in FIG. 1, although the electric wiring 2 was inserted | pinched by the abdominal part 3 of the wiring fixing tool 1, this invention is not limited to this, As shown in FIG. The binding wire 5 may be fixed by the abdomen 3 and the electric wiring 6 may be connected by the binding wire 5. By doing so, it is possible to cope with a case where the electrical wiring is thick. In this case, it is considered that the bind line is a kind of wiring, and the bind line is sandwiched and fixed by the abdomen 3.

  In the above description, the case where the electric wiring is fixed to the urethane wall has been described. However, the wiring fixture 1 is also used when fixing to a soft wall material such as styrene other than urethane. It can also be used to fix wires other than electrical wiring, such as bind wires.

  Moreover, the wiring fixture 1 is used not only for fixing the electric wiring to the upright urethane wall surface but also for fixing the electric wiring to a soft part such as urethane or styrene stretched on the ceiling. You can also.

It is sectional drawing which shows the state which fixed the electrical wiring using the wiring fixing tool by one embodiment of this invention. FIG. 2 is a diagram illustrating the wiring fixture 1 shown in FIG. 1, (a) is a perspective view of the wiring fixture 1, and (b) is a side view of the wiring fixture 1. It is a figure which shows a mode that the electric wiring 2 is fixed to the urethane 11 with the wiring fixing tool 1, (a) is sectional drawing which shows the state which stabbed the needle part 4 in the urethane 11, (b) is wiring fixing It is sectional drawing which shows the state which fixing of the electrical wiring 2 by the tool 1 was completed. It is sectional drawing which shows the state which fixed the electrical wiring using the wiring fixing tool 1, and is a figure which shows a state different from FIG. It is sectional drawing which shows the state which fixed the electrical wiring using the wiring fixing tool 1, and is a figure which shows the example fixed using the bind line 5. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Wiring fixing tool 2 Electrical wiring 3 Abdominal part 4 Needle part 4a Groove 4b Tip part 5 Binding wire 10 Concrete wall 11 Urethane 12 Interior board

Claims (5)

It is composed of an abdomen that sandwiches the wiring, and a needle part that is provided on both sides of the abdomen and pierces the tip of the soft wall material to which the wiring is fixed,
The needle portion extending straight from both sides of the abdomen is bent at a predetermined position,
The wire is fixed to the soft wall material by inserting the tip of the needle portion into the soft wall material and sandwiching the wire between the abdomen and the soft wall material. Wiring fixing tool.   The wiring fixture according to claim 1, wherein an angle inside the bend is approximately 100 degrees.   The wiring fixture according to claim 1, wherein a groove is provided in an inner portion of the bend of the needle portion.   The wiring fixture according to claim 1, wherein the tip portion of the needle portion has an acute angle by cutting the outside of the bend.   The wiring fixture according to claim 1, wherein the abdomen of the needle part is covered with an electrically insulating member.

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