JP4913103B2 - Wiring and piping material holder - Google Patents

Description

  In the present invention, when a flat wiring / pipe material such as an optical fiber cable or a flat electric wire (cable) in which a plurality of conductive wires are arranged in parallel is wired / pipe along a wall surface, etc. It is related with the wiring and piping material holding tool hold | maintained in.

  In order to route the optical fiber cable along the outer wall surface of the building, it is necessary to support the optical fiber cable on the outer wall surface via a holder at every predetermined position. As shown in FIG. 16, the optical fiber cable C includes one or more (two in the embodiment) fibers 51 and tension members 52 disposed on both sides of the fibers 51 in the first sheath 53. The support wire 56 is flattened in a second sheath 55 that is embedded and further detachably connected to the first sheath 53 via a simple connecting portion 54. As described above, the support wire 56 is provided to protect the fiber 51 by preventing the cable C from being easily bent or twisted during the overhead wiring of the optical fiber cable C. It is to do.

  In the above-described optical fiber cable C, the portion requiring the support wire 56 is only the overhead wiring portion, and the indoor wiring portion is not affected by wind or the like, and can be firmly held on the inner wall surface with only the holder. For this reason, since the portion of the support wire 56 is not necessary, the portion of the support wire 56 is cut by the simple connecting portion 54 and only the portion of the first sheath 53 in which the fiber 51 and the tension member 52 are embedded is used. ing.

On the other hand, the flat optical fiber cable C is remarkably difficult to bend in a plane including a long side in comparison with a plane including a short side because of the section modulus. Therefore, there is a portion that must be wired in a partially twisted state (both sides of the twisted portion are arranged in parallel and perpendicular to the wall surface, respectively). As a result, in both the inside and outside of the building, depending on the state of the wiring location, the optical fiber cable C has a portion that needs to be arranged parallel to the wall surface, and a portion that needs to be arranged perpendicular to the wall surface, In order to arrange and hold the flat optical fiber cable C in two different modes with respect to the wall surface, the holder described in Patent Document 1 has a problem that it cannot be held in the two different modes described above.
Japanese Patent No. 3841707

  An object of the present invention is to enable holding with the same holder even when the arrangement of the wiring and piping materials such as optical fiber cables wired inside and outside the building is changed with respect to the wall surface.

  The invention of claim 1 for solving the above problem is a wiring / pipe material holder for holding a flat wiring / pipe material, and is provided with a housing portion for accommodating the wiring / pipe material. And a lid that covers an upper surface in a state where both sides of the accommodating portion provided in the base are open, the lid being different from each other with respect to the base. Protruding portions that are formed so as to be attachable at each attachment position, and that protrude into the housing portion in a state of being attached to the base and change the partition shape of the housing portion on the back surface of the lid. And the projecting portion is provided so that different housing spaces can be formed so that the wiring and piping materials housed in the housing portion are parallel or perpendicular to the wall surface at the first and second mounting positions, respectively. It is characterized by being.

  According to the first aspect of the present invention, when the lid is disposed at each of the first and second mounting positions with respect to the base, the wiring / pipe material is parallel to the wall surface by the protrusion provided on the lid. Or, the accommodation space that can be arranged vertically is formed, so that the wiring and piping material can be arranged parallel to the wall surface and held vertically by the same holder consisting of the base and the lid. Become.

  The invention of claim 2 is characterized in that, in the invention of claim 1, the wiring / piping material is an optical fiber cable.

  When the optical fiber cable to be aerial wired is held on the outer wall surface of the building, it is necessary to arrange the optical fiber cable parallel or perpendicular to the wall surface depending on the holding location. Thus, the optical fiber cable can be held by the same holder on the outer wall surface of the building.

  The invention according to claim 3 is the invention according to claim 1 or 2, wherein each of the first and second attachment positions can be attached by rotating the lid body 180 degrees relative to the base. It is characterized by its position.

  According to the third aspect of the present invention, the wiring body / pipe material can be accommodated parallel to or perpendicular to the wall surface by attaching the lid body to the base so as to be reversed in a specific direction. A shaped accommodation space can be formed.

  According to the present invention, when the lid is arranged at each of the first and second mounting positions with respect to the base, the wiring / pipe material is parallel or perpendicular to the wall surface by the protrusion provided on the lid. Therefore, the wiring / pipe material can be arranged in parallel and perpendicular to the wall surface and held by the same holder composed of the base and the lid.

  Hereinafter, the present invention will be described in more detail with reference to an embodiment for holding the optical fiber cable C.

  First, a cable holder H according to the present invention for partially holding an optical fiber cable C will be described with reference to FIGS. 1 to 4, and then a method of using the cable holder H will be described. 1 (a) and 1 (b) are a front view and a rear view of the cable holder H according to the present invention after molding, and FIGS. 2 (a) and 2 (b) are cable holders according to the present invention. FIG. 3 is a side view after forming H and a cross-sectional view taken along line XX of FIG. 1A, and FIG. 3 is a perspective view showing a state in which the base V and the lid body L are separated from each other. (a), (b) is the center longitudinal cross-sectional view of the state which reversed the lid body L mutually with respect to the base V, and was covered by the position 180 degrees different.

  The cable holder H includes a basic accommodation space K in which part of the longitudinal direction of the optical fiber cable C is partially accommodated, and a base V fixed to a wall surface via a screw B, and a cover that covers the base V And a lid L that covers only the upper surface side in a state where both sides of the basic accommodation space K are opened. The base V and the lid body L are injection-molded from a resin raw material in a state of being connected via a temporary connecting portion 41, and are temporarily connected until storage and transport before use. The temporary connection part 41 is used by excising from any part of the base V and the lid L. At the time of molding, the base V and the lid L are molded in a state in which the inner side or the outer side faces each other [in FIG. 1 (a), the base V appears inside, and the lid L is The outside appears.]

  The base V has a substantially oval shape in a front view, and is formed with a pair of side wall portions 1 facing along a direction orthogonal to the wiring direction P, so that both sides along the wiring direction P are open. Has been. The inner bottom surface of the bottom plate portion 2 of the base V is formed in a stepped shape, and the cable support plate portion 3 having a gentle arc shape (bow shape) along the wiring direction P is formed in the lower portion of the inner bottom. Only the both end portions along the wiring direction P are connected to the bottom plate portion 2 and the remaining portions are arranged in the air, so that the width or thickness of the optical fiber cable C corresponds to the bottom plate portion 2. It is configured to be slightly elastically deformed along the vertical direction. On the surface of the cable support plate portion 3, a large number of detent protrusions 4 that prevent the optical fiber cable C from slipping in the longitudinal direction when coming into contact with the optical fiber cable C have a predetermined interval along the wiring direction P. In the direction perpendicular to the wiring direction P. The cable support plate portion 3 is disposed at a position lower than the formation surface 6 of the screw insertion hole 5, the cable support plate portion 3, the side wall portion 1 adjacent to the cable support plate portion 3, and the screw insertion hole. 5 is a basic accommodation space K in which the optical fiber cable C can be accommodated. The space formed by the step surface 7 (see FIG. 6) with the formation surface 6 of FIG. Therefore, the front side of the basic accommodation space K is closed by the top plate portion 21 of the lid body L when the lid body L is covered with the base V, so that the basic accommodation space K is arranged in the wiring direction. It becomes a space opened on both sides along P. A locking claw guide groove 8 for guiding the locking claw 23 of the lid L is high on the outer surface of each side wall portion 1 along the width direction (wiring direction P in use). A locking groove 9 is formed in a concave shape at the extended end of the locking claw guide groove 8 which is formed along the vertical direction and opens on the back surface side of the bottom plate portion 2. The locking claw guide groove 8 is gradually shallower toward the bottom plate portion 2.

Here, as shown in FIGS. 2B and 13, the width E of the basic accommodation space K has a slight margin when the standard-sized optical fiber cable C is arranged in parallel to the outer wall surface W _1. The depth D is such that the base V can be elastically deformed when the standard-sized optical fiber cable C is arranged perpendicularly to the outer wall surface W _1. The optical fiber cable C is sandwiched between the cable support plate portion 3 and the back surface of the top plate portion 21 of the lid body L covered by the base V. With respect to the size of the optical fiber cable C to be held, when arranged parallel to the outer wall surface W ₁ , it can be accommodated by the extra width of the basic accommodation space K and is arranged perpendicular to the outer wall surface W ₁ . In such a case, the cable supporting plate portion 3 is structured to absorb by elastic deformation of the bottom plate portion 2 toward the back surface side.

  On the other hand, the lid body L is a member whose front shape is slightly larger than the base V, and is a member that covers the outside of the base V so as to cover the outside. A pair of side wall portions 22 arranged so as to cover the outside of each side wall portion 1 of the base V are integrally provided on the back surface side of the base V so as to face each other in a direction orthogonal to the wiring direction P. A locking claw 23 that is locked to the locking groove 9 of the base V is provided at a central portion in the width direction on the inner surface of each side wall 22 and facing the tip of the side wall 22. ing. One first protrusion 24 for changing the three-dimensional shape of the basic accommodation space K of the optical fiber cable C formed by assembling the lid L to the base V on the back surface of the top plate portion 21 A pair of left and right second projecting portions 25 having an L shape, and a pair of left and right third projecting portions 26 arranged in a direction orthogonal to the wiring direction P between the first and second projecting portions 24 and 25, Is provided.

The first projecting portion 24 is a wall surface W ₁ (W) between the first side wall portion 1 of the base V and the second mounting position of the lid L with respect to the base V as shown in FIG. ₂ ) is a protrusion for forming a second accommodation space K ₂ capable of accommodating the optical fiber cable C arranged perpendicular to ₂ ), and is formed along the wiring direction P. Further, the pair of third projecting portions 26 are perpendicular to the wall surface W ₁ (W ₂ ) with respect to the wall surface W ₁ (W ₂ ) between the cable supporting plate portion 3 and the optical fiber cable C ′ from which the support line 56 has been cut. Is a protrusion for enabling the formation of a third accommodation space K ₃ that can be arranged in the wiring direction P, and is arranged in a direction perpendicular to the wiring direction P at a predetermined interval along the wiring direction P. . Further, the pair of second protrusions 25 having an L shape are attached to the base V by rotating (inverting) the lid body L by 180 ° with respect to the first attachment position as shown in FIG. It is a protrusion for enabling the optical fiber cables C and C ′ to be arranged in parallel with the wall surface W ₁ (W ₂ ) between the cable mounting plate 3 of the base V and the second mounting position. . Each of the projecting portions 25a and 25b in the orthogonal direction and the wiring direction constituting the L-shaped second projecting portion 25 is in a direction orthogonal to the wiring direction P and in the wiring direction P, and a pair of second protrusions. The portions 25 are arranged at a predetermined interval along the wiring direction P. The wiring direction protrusion part 25b which comprises the 2nd protrusion part 25 and is arrange | positioned in the wiring direction P is arrange | positioned in the approximate center part of the longitudinal direction (direction which connects a pair of side wall part 22) of the cover body L. FIG. . In FIG. 4, reference numeral 27 denotes a hole provided in the top plate portion 21 of the lid L in order to pull out a slide mold for enabling the locking claw 23 to be formed.

Next, with reference to FIGS. 5 to 9, using a cable holder H described above, parallel in the outer wall surface W ₁ of the optical fiber cable C with respect to the outer wall surface W _1, or a case of holding in the vertical explain. FIG. 5 is a schematic wiring diagram showing a state in which the optical fiber cable C drawn into the cable lead-in tool 31 is wired indoors through the wall through hole 32 on the outer wall surface W ₁ , and FIG. FIG. 7 is a perspective view showing a positional relationship among the base V, the lid L, and the optical fiber cable C when arranged and held in parallel to the wall surface W ₁ , and FIG. 7 is a perspective view of the same held state. 8A and 8B are a plan view and a front view of a portion where the optical fiber cable C is supported in parallel to the outer wall surface W ₁ , respectively. FIG. 9 is a plan view of FIG. It is a ZZ line sectional view. As described in the paragraph “0006”, the flat optical fiber cable C is bent in a plane including a long side because it is bent in a plane including a short side. Since this is extremely difficult as compared with FIG. 5, there is a portion that must be wired in a partially twisted state. FIG. 5 is a schematic wiring diagram showing this state. That is, the optical fiber cables C on both sides of the twisted wiring portion T having a central angle of approximately 90 ° are arranged in parallel and perpendicular to the outer wall surface W ₁ . A portion of the optical fiber cable C that is inserted into the wall through hole 32 is arranged in parallel to the outer wall surface W ₁ so that it can be bent in a plane including a short side.

First, as shown in FIG. 6, after fixing the base V to the outer wall surface W ₁ via the screw B so that the pair of side wall portions 1 face each other in the horizontal direction, the basic of the base V In a state in which a part of the optical fiber cable C is placed in the housing space K in parallel with the outer wall surface W ₁ , the lid L is placed on the base V in the “first mounting position [FIG. Attach (cover). In other words, the lid L is arranged at the “first mounting position” with respect to the base V fixed to the outer wall surface W ₁ , and each locking claw 23 of the lid L is engaged with the base V. When it is inserted into the pawl guide groove 8 and pushed in as it is, the respective side wall portions 22 of the lid body L are slightly expanded outward at the terminal portion of the latching claw guide groove 8, and then the latching claw guide. When passing through the groove 8, as shown in FIGS. 7 and 8, the pair of locking claws 23 of the lid body L are locked in the locking grooves 9 of the base V, respectively, The lid L is attached (covered) at the “first attachment position”. Thereby, a part along the longitudinal direction of the optical fiber cable C is formed by the cable support plate part 3, the side wall part 1 and the step surface 7 of the base V and the second projecting part 25 of the lid L. The optical fiber cable C is partially held by the cable holder H while being accommodated in the accommodation space K ₁ and arranged parallel to the outer wall surface W ₁ . Further, as shown in FIG. 9, the optical fiber cable C accommodated in the first accommodation space K ₁ of the cable holder H is composed of the cable support plate portion 3 of the base V and the pair of second projecting portions of the lid L. The cable support plate portion 3 is held in a form that is slightly elastically deformed and sandwiched by the back surface side of the base V by each of the 25 orthogonal projecting portions 25a.

Next, the outer wall surface W ₁ and parallel to portions opposite parts with respect to torsional wiring portion T of the optical fiber cable C, as shown in FIGS. 10 to 12, against the outer wall surface W ₁ Partially held by the same cable holder H in a vertically arranged state. FIG. 10 is a perspective view showing an arrangement relationship among the base V, the lid L, and the optical fiber cable C when the optical fiber cable C is arranged and held perpendicular to the outer wall surface W ₁ . a likewise perspective view of a state of being held, FIG. 12 (a), (b) is a side view and a front view of the support portion perpendicularly with respect to each optical fiber cable C is the outer wall surface W _1. First, as shown in FIG. 10, after the base V is fixed to the outer wall surface W ₁ via the screw B by arranging the pair of side wall portions 1 to face each other in the vertical direction, the base V In a state in which a part of the optical fiber cable C is perpendicular to the outer wall surface W ₁ and is held in contact with and supported by the inner wall surface of the side wall portion 1 constituting the basic housing space K in the basic housing space K, The lid L is attached to the base V at the “second attachment position [see FIG. 4B]” (covered). As a result, the optical fiber cable C is outside the second housing space K ₂ formed by the cable support plate portion 3 and the side wall portion 1 of the base V, and the first projecting portion 24 and the top plate portion 21 of the lid L. Arranged and accommodated perpendicular to the wall surface W ₁ .

FIG. 13 is an enlarged cross-sectional view taken along lines Y ₁ -Y ₁ and Y ₂ -Y ₂ in FIG. 5, and the lid L is attached to the base V by turning 180 ° (covering). The first and second accommodation spaces K ₁ and K ₂ for accommodating the optical fiber cable C parallel to or perpendicular to the outer wall surface W ₁ are formed inside the base V, and are the same. It can be seen that the optical fiber cable C can be held in both parallel and vertical postures with respect to the outer wall surface W ₁ by the cable holder H.

Next, a case where the optical fiber cable C drawn indoors is held on the inner wall surface W ₂ will be described. FIGS. 14A and 14B are a side view and a plan view of a portion where the optical fiber cable C ′ is supported in parallel to the inner wall surface W ₂ , respectively, and FIGS. FIG. 7 is a side view and a plan view of a portion where the optical fiber cable C ′ is supported perpendicularly to the inner wall surface W ₂ . As described above, since the support wire 56 is removed in the case of indoor wiring, the width of the optical fiber cable C ′ is narrow. Even in this case, in order to place the optical fiber cable C ′ in parallel with the inner wall surface W ₂ , the lid body L is attached to the base V at the “first attachment position” (covered and covered). ), The optical fiber cable C ′ is disposed and accommodated in the first accommodation space K ₁ formed inside the base V so as to be parallel to the inner wall surface W ₂ (see FIG. 14). On the other hand, when the lid L is attached to the base V at the “second attachment position” (when the lid is covered), between the cable support plate portion 3 of the base V and the third protrusion 26 of the lid L, A third accommodation space K ₃ corresponding to the width of the optical fiber cable C ′ is formed, and the optical fiber cable C ′ is accommodated in the third accommodation space K _{3 so} as to be perpendicular to the inner wall surface W ₂ (see FIG. 15).

As described above, even when the optical fiber cable C ′ whose width is narrowed by removing the support wire 56 is wired indoors, the optical fiber cable C is used with respect to the inner wall surface W ₂ using the cable holder H used for outdoor wiring. 'Can be held in both parallel and vertical positions.

  Moreover, in the said Example, by changing the solid | 3D shape of the basic accommodation space K formed in the inside of the base V, the optical fiber cable C and C 'with which width differs with respect to a wall surface with the same cable holder In order to be able to hold in both parallel and vertical postures, the cover L is rotated 180 ° with respect to the base V to change the mounting position. However, in order to change the mounting position by turning the lid relative to the base to change the three-dimensional shape of the basic housing space, the angle of turning the lid relative to the base is not limited to 180 °, but 90 ° Any angle may be used.

Further, in the above embodiment, in the indoor wiring, as shown in FIG. 15, the support line-cut optical fiber cable C ′ from which the support line 56 is cut can be held vertically with respect to the inner wall surface W ₂ . A pair of third protrusions 26 having a lower height than the first and second protrusions 24 and 25 are provided on the back surface of the top plate 21 of the body L in a direction perpendicular to the wiring direction P. In the case where the room wiring is performed by another cable holder or the like, only the first and second projecting portions 24 and 25 are provided on the back surface of the top plate portion 21 of the lid L, and the third projecting portion is provided. 26 need not be provided.

  In the above description, the support line 56 is not required for indoor wiring, and therefore, the support line 56 portion of the optical fiber cable C is cut off and used. However, an optical fiber cable that does not have a support line from the beginning is used. It is also possible to use it.

  Furthermore, in the said Example, although the optical fiber cable was mentioned as wiring and piping material which may be arrange | positioned in any of parallel and perpendicular | vertical with respect to a wall surface, wiring and piping material in which the cross-sectional shape is flat shape If so, the wiring / piping material holder according to the present invention can be used to selectively wire the wiring / piping material in both parallel and vertical orientations with respect to the wall surface.・ Piping is possible. Examples of flat wiring and piping materials other than optical fiber cables include flat electric wires (cables) in which a plurality of conductive wires are arranged in parallel, parallel tubes in which a plurality of tubes are arranged in parallel and are separably connected. It is done.

(A), (b) is the front view after shaping | molding of the cable holder H which concerns on this invention, and a rear view. (A), (b) is the side view after the shaping | molding of the cable holder H which concerns on this invention, and the XX sectional drawing of Fig.1 (a). It is a perspective view in the state where base V and lid body L were separated. (A), (b) is a center longitudinal cross-sectional view of the state which reversed the cover body L with respect to the base V, and was covered by the position 180 degrees different. FIG. 4 is a schematic wiring diagram showing a state in which the optical fiber cable C drawn into the cable drawing tool 31 is wired indoors through the wall through hole 32 on the outer wall surface W ₁ . It is a perspective view illustrating the arrangement of a base V and the lid L and the optical fiber cable C when held in parallel to the optical fiber cable C with respect to the outer wall surface W _1. It is the perspective view of the state hold | maintained similarly. (A), (b) is a plan view and a front view of the parallel portion supported by the optical fiber cable C, respectively against the outer wall surface W _1. It is the ZZ sectional view taken on the line of FIG.8 (b). Is a perspective view illustrating the arrangement of a base V and the lid L and the optical fiber cable C when held arranged vertically to the outer wall surface W ₁ of the optical fiber cable C. It is the perspective view of the state hold | maintained similarly. (A), (b) is a side view and a front view of the support portion perpendicularly with respect to each optical fiber cable C is the outer wall surface W _1. FIG. 6 is an enlarged sectional view taken along line Y ₁ -Y _{1 and} line Y ₂ -Y _{2 in} FIG. 5. (A), (b) is a side view and a plan view of a parallel supported portions respectively optical fiber cable C 'is the inner wall surface W _2. (A), (b) are a side view and a plan view of the support portion perpendicularly optical fiber cable C 'is the inner wall surface W _2, respectively. (A), (b) is sectional drawing of the aerial wiring part and the optical fiber cable C and C 'used indoors, respectively.

Explanation of symbols

C: Optical fiber cable
C ': optical fiber cable with support wire cut
H: Cable holder
K: Basic accommodation space
K ₁ : first accommodation space
K ₂ : second accommodation space
K ₃ : third accommodation space
L: Lid
P: Wiring direction
V: Base
W ₁ : Exterior wall surface
W ₂ : Inner wall surface
3: Cable support plate
24: First protrusion (protrusion)
25: Second protrusion (protrusion)
26: Third protrusion (protrusion)

Claims (3)

A wiring / pipe material holder for holding flat wiring / piping material,
A base including an accommodating portion in which the wiring / piping material is accommodated, and a lid that covers an upper surface in a state where both sides of the accommodating portion provided in the base are open,
The lid is formed so as to be attachable to each of the first and second attachment positions different from each other with respect to the base, and the back of the lid is attached to the base in the state of being attached to the base. Protruding part for projecting into the accommodating part and changing the partition shape of the accommodating part,
The projecting portion is provided so as to be able to form different accommodating spaces in which the wiring and piping materials accommodated in the accommodating portion at the first and second attachment positions are parallel or perpendicular to the wall surface, respectively. Wiring / pipe material holder characterized by that.   The wiring / piping material holder according to claim 1, wherein the wiring / piping material is an optical fiber cable.   3. The wiring and wiring according to claim 1, wherein each of the first and second attachment positions is a position at which the lid body can be attached to the base by rotating the lid body by 180 ° relative to each other. Piping material holder.

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