JP4245520B2 - Piping structure - Google Patents

Description

  The present invention relates to a piping structure for securely fixing a protective cover of a water supply pipe or a hot water supply pipe to a wall surface.

  Conventionally, for example, a water supply pipe 22 as a wiring / piping material disposed along a wall surface 21 in the case of reforming is housed in a protective cover 23 and protected as shown in FIG. The protective cover 23 has a base 23a fixed to the wall surface 21 with screws, anchors, etc. (wood screws M in FIG. 10).

  Further, in the branch pipe portion of the water supply pipe 22, for example, a dissimilar pipe joint that connects a large diameter pipe material on the main flow path side and a small diameter pipe material on the branch path side is used.

  However, if there are slight steps or protrusions on the wall 21, a gap is formed between the protective cover 23 and the wall 21 due to the steps formed by these steps or protrusions, which impairs the aesthetic appearance. . Furthermore, due to the step of the wall surface 21, the protective cover 23 is fixed to the wall surface 21 in a deformed state, and the water supply pipe 22 cannot be accommodated in the protective cover 23, or depending on the size of the step, In some cases, the cover 23 could not be fixed to the wall surface 21.

  In addition, the joint has a large-diameter receiving shaft axis to which the main flow path side pipe is connected and a small-diameter receiving shaft axis to which the branch path side pipe is connected so as to reduce the flow loss as much as possible. It was formed so as to have almost the same height from the wall surface 21. For this reason, the pipe on the branch path connected to the small-diameter receiving port is disposed farther from the wall surface 21 than when the pipe on the branch path is disposed alone. As a result, a gap is formed between the wall surface 21 and a protective cover that accommodates and protects the pipe material on the branch path side, and the same problem as in the case where the wall surface 21 has a stepped portion or a protrusion occurs.

  The present invention has been made to solve the above-described conventional drawbacks, and the object of the present invention is to securely fix the protective cover of the water supply pipe or hot water supply pipe to the wall surface by preventing its deformation. It is in providing the piping structure which can do.

  In order to achieve the object, the piping structure according to the present invention has the following configuration. That is,

The piping structure according to the first aspect of the present invention includes a water supply pipe or a hot water supply pipe disposed along the wall surface, a protective cover that accommodates and protects the water supply pipe or the hot water supply pipe, and the protective cover and the wall surface. And a protective cover spacer that fills the step formed on the wall surface over substantially the entire length. Here, the water supply pipe or the hot water supply pipe is composed of a pipe material extending in a straight line and an elbow connected to the pipe material. The protective cover includes a main body cover that extends linearly and accommodates and protects the pipe material, and an accessory cover that is connected to the main body cover and accommodates and protects the elbow. The main body cover is composed of a base and a lid fitted to the base, and the accessory cover is composed of a base and a lid fitted to the base. Is done. The protective cover spacer is disposed between the main body cover and the wall surface, fills the step , and is fixed to the wall surface with a wood screw together with a base of the main body cover. And a spacer for an auxiliary cover made of a synthetic resin material, which is arranged between the auxiliary cover and the wall surface, fills the step , and is fixed to the wall surface with a wood screw together with a base of the auxiliary cover; The main body cover spacer and the accessory cover spacer are arranged so as to be continuous. The main body cover spacer extends in a plate shape in the longitudinal direction and includes positioning means for the main body cover, and the accessory cover spacer is formed in a plate shape and is connected to the accessory cover. Positioning means is provided. Therefore, each of the main body cover spacer and the accessory cover spacer is formed so as to be able to be stacked, and is positioned by unevenness that engages with each other at the time of stacking, and the main body cover spacer and the accessory cover The height of the spacer for use is the same.

In this way, even if the protective cover is composed of the main body cover and the accessory cover, by arranging the main body cover spacer and the accessory cover spacer so as to fill the step formed on the wall surface, Thus, the gap formed between the wall surface, the main body cover, and the accessory cover can be closed. In addition, the main cover spacer and the accessory cover spacer are formed so that they can be stacked, so depending on the height of the gap between the wall surface and the main body cover and the accessory cover, that is, depending on the level difference of the wall surface. As appropriate, a plurality of main body cover spacers and accessory cover spacers can be stacked and used.
Further, as in the piping structure according to the invention described in claim 2, a center groove is continuously provided in the longitudinal direction in the center on the upper surface side of the main body cover spacer, and for the accessory cover A center groove may be provided in the center on the upper surface side of the spacer.

  According to the piping structure according to the present invention, the main body cover spacer and the auxiliary cover spacer close the gap formed between the wall surface, the main body cover, and the auxiliary cover by the step of the wall surface, The attachment cover can be prevented from being deformed, and the main body cover and the attachment cover can be securely fixed to the wall surface. In addition, the main cover spacer and the accessory cover spacer are formed so that they can be stacked, so depending on the height of the gap between the wall surface and the main body cover and the accessory cover, that is, according to the level difference of the wall surface. As appropriate, a plurality of main body cover spacers and accessory cover spacers can be stacked and used.

    Embodiments of a piping structure according to the present invention will be described below with reference to the drawings.

  1 to 5 show a first embodiment in which the present invention is applied to a piping structure of a water supply pipe arranged along a wall surface having a step. Reference numeral 1 in the figure is, for example, a wall surface around a kitchen sink. Reference numeral 2 denotes a water supply pipe as a piping material disposed along the wall surface, and includes a pipe material 2a extending linearly and an elbow 2b connected to the pipe material 2a. Reference numeral 3 denotes a main body cover as a protective cover that extends linearly and accommodates and protects the pipe 2a. Similarly, 4 is an attached cover 4 as a protective cover that is connected to the main body cover 3 and accommodates and protects the elbow 2b. Reference numeral 5 denotes a main body cover spacer that is disposed so as to close a gap S <b> 1 formed between the wall surface 1 and the main body cover 3. Similarly, reference numeral 6 denotes an accessory cover spacer that is disposed so as to close a gap S <b> 1 formed between the wall surface 1 and the accessory cover 4. Thus, the water supply pipe 2, the main body cover 3, the auxiliary cover 4, the main body cover spacer 5 and the auxiliary cover spacer 6 constitute a piping structure 7 of the water supply pipe 2.

  Here, the wall surface 1 includes a first flat surface portion 1a and a second flat surface portion 1b slightly lowered from the first flat surface portion 1a. As a result, the wall surface 1 includes the first flat surface portion 1a. And the second flat surface portion 1b form a step D1.

  In the water supply pipe 2, a pipe 2a and an elbow 2b are connected at one end thereof. And the faucet equipment 8 for discharging the water supplied through the pipe material 2a and the elbow 2b is connected to the other end of the elbow 2b.

  As shown in FIG. 2, the main body cover 3 is composed of a base 3a fixed to the wall surface 1 and a lid 3b fitted on the base 3a. The base 3a and the lid 3b Can be obtained, for example, by extruding a synthetic resin. The base 3a includes a bottom plate portion 3c and a pair of side plate portions 3d and 3d that extend upward from the bottom plate portion 3c and sandwich the tube material 2a from both sides. A bottom groove 3e of the bottom plate portion 3c is provided with a concave groove 3f continuously in the center in the longitudinal direction, and an engagement recess 3g that opens outward at the base end portion of each side plate portion 3d. Are provided continuously in the longitudinal direction. On the other hand, the lid 3b is formed in a substantially U-shaped cross section so as to cover the tube material 2a. Engaging protrusions 3h projecting inward are provided at both ends of the lid 3b in the longitudinal direction, and the engaging protrusions 3h and the base 3a are engaged. When the recess 3g is engaged with each other, the lid 3b is fitted to the base 3a. Furthermore, a sheet-like heat insulating material 3i is attached to the inner side surface of the lid 3b by adhesion or the like.

  As shown in FIG. 3, the accessory cover 4 includes a base 4a that is fixed to the wall surface 1 and a lid 4b that is fitted to the base 4a, like the main body cover 3. The base 4a includes, on the upper surface side thereof, a mounting portion 4c that protrudes upward and is recessed in a semicircular groove shape at the center, and the elbow 2b can be placed on the mounting portion 4c. Yes. And the recessed part 4d is provided in the position equivalent to the back side of the mounting part 4c in the bottom face side of the base 4a. The lid 4b is formed so as to cover the elbow 2b, and a connection portion with the main body cover 3 is formed in a substantially U-shaped cross section so as to cover the main body cover 3. Moreover, the upper surface of the lid 4b is a seat surface 4e on which the collar portion 8a of the faucet equipment 8 is placed, and the seat surface 4e is provided with a hole 4f through which the elbow 2b passes.

  The main body cover spacer 5 is obtained, for example, by extruding a synthetic resin, and extends in a plate shape in the longitudinal direction that is the extrusion direction. The main body cover spacer 5 is provided with concave portions 5a, 5a that are slightly lowered on both sides on the upper surface side, and is continuously provided in the longitudinal direction. The concave groove 5b is provided continuously in the longitudinal direction, and as a result, both sides are convex strips 5c, 5c that protrude downward and continue in the longitudinal direction. Further, a center groove 5d having a V-shaped cross section is provided in the center on the upper surface side of the main body cover spacer 5 in the longitudinal direction. It is a standard when fixing along. The main body cover spacer 5 has substantially the same height as the step D1 of the wall surface 1 and is placed on the second flat surface portion 1b of the wall surface 1 to fill the step D1. A gap S1 formed between the main body cover 3 and the main body cover 3 is closed.

  The accessory cover spacer 6 is made of, for example, a synthetic resin material and is formed in a plate shape. The accessory cover spacer 6 includes a pair of convex portions 6a and 6a as positioning means for the accessory cover 4 that engage with the recess 4d of the accessory cover 4 on the upper surface side. And the recessed part 6b is provided in the position equivalent to the back side of the convex parts 6a and 6a in the bottom face side of the spacer for attached covers. Further, a center groove 6 c having a V-shaped cross section is provided in the center on the upper surface side of the accessory cover spacer 6 in the same manner as the main body cover spacer 5. This is the standard for fixing along the feed line. The height of the accessory cover spacer 6 is also substantially the same as that of the step D1 of the wall surface 1 and is placed on the second flat surface portion 1b of the wall surface 1 so as to fill the step D1. And a gap S1 formed between the auxiliary cover 4 and the auxiliary cover 4.

  Each of the main body cover spacer 5 and the accessory cover spacer 6 is formed so as to be capable of being stacked. In the main body cover spacer 5, as shown in FIG. The concave strip portions 5a and 5a of the spacer 5 and the convex strip portions 5c and 5c of the upper spacer 5 are engaged and positioned so that they are not displaced from each other. Similarly, in the accessory cover spacer 6, as shown in FIG. 5, when stacked, the convex portions 6 a and 6 a of the lower spacer 6 and the concave portion 6 b of the upper spacer 6 are engaged, By being positioned, they are not displaced from each other.

  The main body cover spacer 5 is fixed to the wall surface 1 together with the base 3a of the main body cover 3 by a fixing means K1 such as a wood screw. The accessory cover spacer 6 is also fixed to the wall surface 1 together with the base 4 a of the accessory cover 4 by a fixing means (not shown) such as a wood screw.

  Next, the effect of the piping structure 7 which consists of the above structure is demonstrated. In this piping structure 7, even if a step D 1 is formed on the wall surface 1, the wall surface 1, the body cover 3, and the accessory can be obtained by filling the step D 1 of the wall surface 1 with the main body cover spacer 5 and the accessory cover spacer 6. A gap S1 formed between the cover 4 and the cover 4 is closed. Therefore, when the main body cover spacer 5 and the accessory cover spacer 6 are not provided, the main body cover 3 and the accessory cover 4 are deformed by the gap S1 between the wall surface 1, the main body cover 3 and the accessory cover 4, and the wall surface is deformed. When the main body cover 3 and the auxiliary cover 4 are prevented from being deformed by the main body cover spacer 5 and the auxiliary cover spacer 6, the main body cover spacer 5 and the auxiliary cover spacer 6 can be securely fixed to the wall surface 1.

  Further, the accessory cover spacer 6 includes a convex portion 6 a that engages with the recess 4 d of the accessory cover 4, and the accessory cover spacer 6 and the accessory cover 4 are positioned. The attached cover 4 can be placed without being displaced.

  Further, since the body cover spacer 5 and the accessory cover spacer 6 are formed so as to be stacked, depending on the height of the gap S1 between the wall surface 1 and the body cover 3 and the accessory cover 4, that is, Depending on the level difference D1 of the wall surface 1, a plurality of main body cover spacers 5 and 5 and accessory cover spacers 6 and 6 can be appropriately stacked and used.

  6 to 9 show, as a reference example, a second embodiment applied to a piping structure of a water supply pipe including a heterogeneous pipe joint. Reference numeral 11 in the figure is, for example, a wall surface around a kitchen sink. Reference numeral 12 denotes a water supply pipe as a piping material disposed along the wall surface 11. The first pipe materials 12 a and 12 a having a large diameter, the second pipe material 12 b having a small diameter, and the first and second pipe materials. 12a, 12a, and 12b are formed from different types of pipe joints 12c that connect each other. Reference numeral 13 denotes a first protective cover that houses and protects the first pipe member 12a. Reference numeral 14 denotes a second protective cover that accommodates and protects the second pipe member 12b. Reference numeral 15 denotes a joint protective cover that accommodates and protects the dissimilar pipe joint 12 c, and the first protective cover 13 and the second protective cover 14 are connected to the joint protective cover 15. Reference numeral 16 denotes a protective cover spacer disposed between the second protective cover 14 and the wall surface 11. Thus, the water supply pipe 12, the first protective covers 13 and 13, the second protective cover 14, the joint protective cover 15, and the protective cover spacer 16 constitute a piping structure 17 of the water supply pipe 12.

  Here, in the water supply pipe 12, the T-shaped heterogeneous pipe joint is arranged such that the second pipe 12b on the branch path side is perpendicular to the first pipes 12a and 12a on the main flow path side. 12c connects the first pipe members 12a and 12a and the second pipe member 12b to each other (see FIG. 6). At this time, in the dissimilar pipe joint 12c, the shaft center of the large-diameter receiving ports 12d and 12d to which the first pipe members 12a and 12a are connected and the second pipe member 12b are connected so as to reduce the flow loss as much as possible. The shaft center of the small-diameter receiving port 12e is formed so as to be substantially in the same plane. As a result, the axis of the first pipe members 12a and 12a and the axis of the second pipe member 12b are substantially the same height from the wall surface 1.

  The first protective cover 13 has a structure similar to that of the main body cover 3 shown in the first embodiment, and includes a base 13a fixed to the wall surface 11 and a lid 13b fitted to the base 13a. It is configured. The second protective cover 14 also has a structure similar to that of the main body cover 3 shown in the first embodiment, and a base 14a fixed to the wall surface 11 and a lid 14b fitted to the base 14a. However, since the second tube 12b to be accommodated has a smaller diameter than the first tube 12a, the cross-sectional shape is generally smaller than that of the first protective cover 13. .

  The joint protection cover 15 includes a base 15a that is fixed to the wall surface 11 and a lid 15b that is fitted to the base 15a, similarly to the accessory cover 4 shown in the first embodiment. The base 15a and the lid body 15b are formed in a T shape so as to accommodate the shape of the dissimilar pipe joint 12c so as to accommodate the dissimilar pipe joint 12c (see FIG. 6). The bottom surface 15c of the joint protective cover 15 is substantially flush with the bottom surface 13c of the first protective cover 13, and the bottom surface 14c of the second protective cover 14 is on the upper side. Thus, a step D2 is formed (see FIG. 7).

  The protective cover spacer 16 has the same structure as that of the main body cover spacer 5 shown in the first embodiment. On the upper surface side, concave stripe portions 16a and 16a are formed on both sides, and a center having a V-shaped cross section in the center. On the bottom surface side, the groove 16d is provided with a concave groove 16b in the center, and convex ridges 16c and 16c on both sides are provided continuously in the longitudinal direction. The height of the protective cover spacer 16 is substantially the same as the step D2 between the bottom surface 14c of the second protective cover 14 and the bottom surface 15c of the joint protective cover 15, and the second height is set so as to fill the step D2. Is provided between the protective cover 14 and the wall surface 11 to close the gap S2 formed between the wall surface 11 and the second protective cover 14. Further, the protective cover spacer 16 is formed so as to be able to be stacked in the same manner as the main body cover spacer 5 shown in the first embodiment. The ridges 16a and 16a and the protruding ridges 16c and 16c of the upper spacer 16 are engaged and positioned so that they do not deviate from each other.

  Note that the base 13a of the first protective cover 13 is fixed to the wall surface 11 by fixing means K2 such as wood screws. Similarly, the joint protective cover 15 has the base 15a of wood screws or the like. It is fixed to the wall surface 11 by the fixing means K3. The protective cover spacer 16 is fixed to the wall surface 11 together with the base 14a of the second protective cover 14 by fixing means K4 such as wood screws.

  Next, the effect of the piping structure 17 which consists of the above structure is demonstrated. In this piping structure 17, even if a gap S <b> 2 is formed between the wall surface 11 and the second protective cover 14 due to a step D <b> 2 between the bottom surface 14 c of the second protective cover 14 and the bottom surface 15 c of the joint protective cover 15. The gap S2 is closed by the protective cover spacer 16 filling the step D2. Accordingly, when the protective cover spacer 16 is not provided, the second protective cover 14 is deformed and fixed to the wall surface 11 by the gap S2 between the wall surface 11 and the second protective cover 14 by the dissimilar pipe joint 12c. However, the second protective cover 14 can be securely fixed to the wall surface 11 by preventing the deformation of the second protective cover 14 by the protective cover spacer 16.

  Further, since the protective cover spacer 16 is formed so as to be able to be stacked, according to the height of the clearance S2 between the wall surface 11 and the second protective cover 14, that is, the second protective cover 14 Depending on the level difference D2 between the bottom surface 14c and the bottom surface 15c of the joint protective cover 15, a plurality of protective cover spacers 16 and 16 can be appropriately stacked and used.

  The piping structure is not limited to the above-described embodiment, and various other changes can be made. For example, the piping structure 7 in the first embodiment may be applied not only to the water supply pipe 2 but also to the piping structure of a hot water supply pipe. As a reference example, the piping structure 7 may be applied to a piping structure of a gas pipe or other pipe material. Good. As a reference example, the present invention may be applied not only to a tube material but also to a wiring structure of a wire material such as a power line and a signal line. Similarly, the piping structure 17 in the second embodiment may be applied not only to the water supply pipe 12 but also to a pipe structure of a hot water supply pipe, a gas pipe or other pipe materials.

  The piping structure 7 in the first embodiment is composed of a water supply pipe 2, a main body cover 3, an auxiliary cover 4, a main body cover spacer 5, and an auxiliary cover spacer 6. In addition, the water supply pipe 2, It may be composed of the main body cover 3 and the main body cover spacer 5 (reference example), and may be composed of the water supply pipe 2, the attached cover 4 and the attached cover spacer 6 (reference example). Further, the accessory cover 4 may contain and protect cheese and other pipe joints connected to the pipe material 2a as a reference example, instead of accommodating and protecting the elbow 2b.

  In the first embodiment, the present invention is applied to the step D1 of the wall surface 1 composed of the first flat surface portion 1a and the second flat surface portion 1b. May be applied to the step between the protrusion and both sides of the protrusion.

  Further, in the first embodiment, the main body cover is provided with a concave portion or a protrusion, and the main body cover spacer 5 is engaged with the concave portion or the convex portion of the main body cover 3. The cover spacer 5 may be provided with positioning means for the body cover 3. Similarly, also in the second embodiment, the protective cover spacer 16 may include positioning means for the second protective cover 14.

  In the second embodiment, the dissimilar pipe joint 12c may be L-shaped, I-shaped, or other shapes as long as it connects pipes having different diameters.

  In the second embodiment, the second protective cover 14 is connected to the joint protective cover 15 like the main body cover 3 and the accessory cover 4 as the protective cover shown in the first embodiment. You may comprise from a linear main body cover and the attached cover connected to the main body cover. In this case, as in the first embodiment, the protective cover spacer 16 is disposed between the main body cover and the wall surface 11 and fills the step D2, and the accessory cover and wall surface 11 are disposed. It is comprised from the spacer for attached covers which is arrange | positioned between and and fills the level | step difference D2. In this way, even if the second protective cover 14 is composed of the main body cover and the accessory cover, by arranging the main body cover spacer and the accessory cover spacer so as to fill the step D2, a step difference can be obtained. A gap S2 formed between the wall surface 11 and the main body cover and the accessory cover can be closed by D2.

  In the second embodiment, when a step is formed on the wall surface 11, a spacer other than the protective cover spacer 16 is placed at the position of the step in the same manner as in the first embodiment. Accordingly, the step may be filled so as to be disposed between the protective cover and the wall surface 11 as appropriate among the first protective cover 13, the second protective cover 14, and the joint protective cover 15.

It is a front view of 1st embodiment of this invention. It is sectional drawing by the AA line in FIG. It is sectional drawing by the BB line in FIG. It is an expanded sectional view which shows the state which accumulated the spacer for main body covers. It is an expanded sectional view which shows the state which accumulated the spacer for attached covers. As a reference example, it is a top view of a second embodiment. It is sectional drawing by CC line in FIG. It is sectional drawing by the DD line in FIG. It is sectional drawing by the EE line in FIG. It is sectional drawing which shows the conventional piping structure.

Explanation of symbols

1 Wall surface 2 Water supply pipe 2a Tubing material 2b Elbow
3 Body cover
3a base 3b lid 4 attached cover
4a Base 4b Lid 5 Spacer for body cover (Spacer for protective cover)
5d Center groove 6 Attached cover spacer (protective cover spacer)
6c Center groove 6a Convex part (positioning means) 7 Piping structure
D1 Step

Claims (2)

A water supply pipe or a hot water supply pipe disposed along the wall surface, a protective cover that accommodates and protects the water supply pipe or the hot water supply pipe, and is formed between the protective cover and the wall surface to be formed on the wall surface. It consists of a protective cover spacer that fills the step almost the entire length,
The water supply pipe or hot water supply pipe is composed of a linearly extending pipe and an elbow connected to the pipe.
The protective cover includes a main body cover that extends linearly and accommodates and protects the pipe material, and an accessory cover that is connected to the main body cover and accommodates and protects the elbow.
The main body cover is composed of a base and a lid fitted to the base, and the accessory cover is composed of a base and a lid fitted to the base,
The protective cover spacer is disposed between the main body cover and the wall surface, fills the step , and is fixed to the wall surface with a wood screw together with a base of the main body cover. And a spacer for an auxiliary cover made of a synthetic resin material, which is arranged between the auxiliary cover and the wall surface, fills the step , and is fixed to the wall surface with a wood screw together with a base of the auxiliary cover; And consisting of
These body cover spacers and attached cover spacers are arranged to be continuous,
The main body cover spacer extends in a plate shape in the longitudinal direction and includes positioning means for the main body cover, and the auxiliary cover spacer is formed in a plate shape and positioning means for the auxiliary cover. With
The main body cover spacer and the accessory cover spacer are formed so as to be able to be stacked, and are positioned by irregularities that engage with each other during stacking, and the main body cover spacer and the auxiliary cover spacer Is a piping structure whose height is the same. The piping structure according to claim 1,
On the upper surface side of the main body cover spacer, a center groove is provided continuously in the longitudinal direction, and on the upper surface side of the accessory cover spacer, a center groove is provided in the center. Construction.

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