JP4805727B2 - Heat insulation member for header and mounting method of heat insulation member for header - Google Patents

Description

  The present invention relates to a header heat retaining member that retains heat by covering at least the entire peripheral surface of the main pipe portion of the header with a single member, and a method for mounting the header heat retaining member.

  Conventionally, for example, a header is sometimes attached and fixed to a wall of a building as a fixing portion using a fixing tool so as to be separated from the wall (see, for example, Patent Document 1). And after that, when it became necessary to cover the header with a heat insulating member, the header was first removed from the fixture and the fixture was removed from the wall. Then, the header is fixed to the wall by covering the header with a heat retaining member and using a fixture having a band member or the like hung on the outer periphery of the heat retaining material (see, for example, Patent Document 2).

JP-A-9-112751

JP 2005-180519 A

  By the way, in the said conventional heat insulation member, since it is necessary to attach the heat insulation member to the header removed from the wall, the header must be removed from the wall once when the header is fixed to the wall. In other words, the work of attaching the heat retaining member was very troublesome.

  The present invention has been made in order to solve the above-described conventional drawbacks, and an object of the present invention is to provide a header heat retaining member and a header heat retaining member mounting method that can be easily attached to the header. It is to provide.

In order to achieve the object, the header heat retaining member and the header heat retaining member according to the present invention have the following configurations. That is,
The header heat retaining member according to the first aspect of the present invention is a heat retaining member that retains heat by covering at least the entire peripheral surface of the main pipe portion of the header with one member. In order to connect the hot water pipe to the accommodation space for accommodating the main pipe portion of the header, the insertion surface for inserting the main pipe portion of the header into the accommodation space, and the pipe connection portion of the header A through hole for a pipe that faces the pipe connecting part outward, and a fixing through hole through which a fixing tool and / or a fixed part of the header passes to fix the header to a fixing part such as a structure With. The fixing through hole communicates with the insertion surface in such a manner that the surrounding portion surrounding the fixing through hole is divided so that the fixing through hole can be attached to the header fixed to the fixing portion.

  Accordingly, in order to attach the header heat retaining member to the header fixed to the fixing portion, the fixing tool or / and the fixed portion of the header is inserted into the fixing through hole, and the main pipe portion of the header is The header heat retaining member is attached to the header so as to be inserted into the housing space of the header heat retaining member from the insertion surface side. Thus, even when the header is attached and fixed to the fixed portion, the header heat retaining member can be attached to the header without removing the header from the fixed portion.

  In addition, the header heat retaining member according to the invention described in claim 2 is attachable to the header to which the hot water supply pipe is connected by being fixed to the fixing portion in the header heat retaining member according to claim 1. Accordingly, the fixing through hole communicates with the insertion surface, and the tube through hole communicates with the insertion surface.

  Thus, in order to attach the header heat retaining member to the header attached and fixed to the fixing portion and connected to the hot water pipe, the fixing tool or / and the fixed portion of the header are inserted into the fixing through hole. In addition, a header pipe connection part, a hot water pipe, or / and a joint that connects the pipe connection part and the hot water pipe are inserted into the pipe through hole, and the header main pipe part is connected to the header heat retaining member. The header heat retaining member is attached to the header so as to be inserted into the housing space from the insertion surface side. In this way, even when the header is attached and fixed to the fixed part and the hot water pipe is connected to the header, the header heat retaining member can be removed without removing the header from the fixed part or removing the hot water pipe from the header. Can be attached to the header.

  The header heat retaining member according to the invention described in claim 3 is the header heat retaining member according to claim 1 or 2, wherein the fixing through hole communicates with the insertion surface by a slit.

  Moreover, the header heat retaining member according to the invention described in claim 4 is the header heat retaining member according to any one of claims 1 to 3, wherein the insertion surface has a circumferential surface of the housing space in a vertical direction. It consists of a split surface that divides the heat retaining member so as to cut.

  According to a fifth aspect of the present invention, there is provided a header heat retaining member according to the second aspect of the present invention, wherein the header heat retaining member is a main body having the accommodating space and the fixing through hole, and protrudes laterally from the main body. And a protruding portion. Therefore, a first through hole as the pipe through hole that faces a first connection part extending from an end of the main pipe part as the pipe connection part of the header is the housing space in the main body. Is provided at the end. And the 2nd through-hole as the above-mentioned through-hole for pipes which makes the 2nd connecting part provided in the peripheral surface side of the above-mentioned main pipe part as a pipe connecting part of the above-mentioned header face outward from the above-mentioned accommodation space, It is provided so as to reach the tip of the protruding portion through the protruding portion. The insertion surface includes a split surface that splits the heat retaining member so as to cut a peripheral surface of the accommodation space and a peripheral surface of the first and second through holes vertically. The fixing through hole communicates with the split surface by a slit provided between the second through holes.

  Moreover, the attachment method of the heat insulating member for headers based on invention of Claim 6 is an attachment method which attaches the heat insulating member for headers of Claim 1 to the said header, Comprising: The said attachment fixed by the said fixing | fixed part The header or the fixed part is inserted into the fixing through hole with respect to the header, and the main pipe part of the header is inserted into the accommodating space from the insertion surface side. A heat retaining member is attached.

  Moreover, the attachment method of the heat retention member for headers concerning the invention of Claim 7 is the attachment method which attaches the heat insulation member for headers of Claim 2 to the said header, Comprising: The fixing tool or / and the fixed portion is inserted into the fixing through hole with respect to the header to which the hot water supply pipe is connected, and the pipe connecting portion, the hot water supply pipe, and / or them are inserted. A joint for connecting a pipe connecting part and a hot water supply pipe is inserted into the pipe through hole, and the main pipe part of the header is inserted into the housing space from the insertion surface side, so that the header heat retaining member is Attached.

  According to the header heat retaining member and the header heat retaining member mounting method according to the present invention, the header heat retaining member without removing the header from the fixed portion even when the header is mounted and fixed to the fixed portion. Since it can be attached to the header, the attachment work to the header becomes easy.

  BEST MODE FOR CARRYING OUT THE INVENTION The best mode for carrying out the header heat retaining member and the header heat retaining member mounting method according to the present invention will be described below with reference to the drawings.

  1 to 5 show an embodiment of the present invention. Reference numeral 1 in the figure denotes a building wall as a fixed part of a structure or the like. 2 is a header for branching hot water. Reference numeral 3 denotes a fixture for attaching and fixing the header 2 to the wall 1 (fixed portion). Reference numeral 6 denotes a header heat retaining member.

  Here, the header 2 has a main pipe portion 2a extending in a straight shape, and an opening at one end of the main pipe portion 2a is closed by a cap 2b. Further, the header 2 is provided with a first connection part 201 as a pipe connection part 2c extending from the other end of the main pipe part 2a. And the 1st connection part 201 is connected to the hot water supply pipe (not shown) connected to the hot water supply side. In addition, the header 2 is provided with a second connecting portion 202 as a pipe connecting portion 2c on the peripheral surface side of the main pipe portion 2a. The second connection portion 202 includes a header branch pipe portion that protrudes laterally from the main pipe portion 2a (that is, protrudes from the peripheral surface of the main pipe portion 2a), and includes a plurality (three in the illustrated embodiment). ) Is provided. And the 2nd connection part 202 is connected to the hot water pipe (not shown) connected to the hot water consumption side, such as a kitchen and a bathroom.

  The fixture 3 includes a base 4 that is fixed to the wall 1 using screws 7 and 7 and a holding member 5 that holds the header 2. The pedestal 4 includes a main body portion 4a and flange portions 4b and 4b extending laterally from the main body portion 4a. The body 4a is formed with a receiving port 4c, and locking claws 4d and 4d are provided on the inner surface of the receiving port 4c. The flange 4b is provided with a mounting hole 4e through which the screw 7 passes. On the other hand, the holding member 5 includes a holding portion 5a that holds the header 2 (specifically, the main pipe portion 2a) and a mounted portion 5b that is inserted into the receiving port 4c of the base 4 and attached. Here, the holding part 5a is formed in a band shape so as to surround the peripheral surface of the main pipe part 2a. The attached portion 5b is constituted by a pair of extending pieces 5c and 5c extending from both end portions of the holding portion 5a. The extended piece 5c is provided with a locked portion 5d to be locked to the locking claw 4d. Further, between the both end portions of the holding portion 5a and between the extended pieces 5c, 5c continuing between the both end portions, the header 2 (specifically, the main pipe portion 2a) is inserted into the holding portion 5a. The opening 5e can be opened and closed. The attached portion 5b can be inserted into the receiving port 4c of the pedestal 4 so that both extending pieces 5c and 5c are aligned so as to close the insertion port 5e.

  Therefore, the attached portion 5b of the holding member 5 holding the main pipe portion 2a of the header 2 is inserted into the receiving port 4c of the pedestal 4 fixed to the wall 1 so that both the extending pieces 5c and 5c are aligned. (See FIG. 1). By this insertion, the locking claws 4d and 4d provided in the receiving port 4c lock the locked portions 5d and 5d provided in the mounted portion 5b. In this way, the holding member 5 is fixed to the pedestal 4, and the header 2 is attached and fixed to the wall 1 via the fixture 3 composed of the pedestal 4 and the holding member 5. Then, although illustration is abbreviate | omitted to the header 2, a hot water supply pipe is connected to the 1st connection part 201 and the 2nd connection parts 202 and 202 via a joint, respectively.

The header heat retaining member 6 is a heat retaining member that retains heat by covering at least the entire peripheral surface of the main pipe portion 2a of the header 2 with a single member. The heat retaining member 6 includes an accommodation space 6a for accommodating the main pipe portion 2a of the header 2, an insertion surface 6b for inserting the main pipe portion 2a of the header 2 into the accommodation space 6a, and pipe connection portions 2c and 2c of the header 2. In order to connect the hot water supply pipe to the pipe, the pipe through holes 6c and 6c for facing the pipe connection portions 2c and 2c and the fixing tools 3 and 3 for fixing the header 2 to the wall 1 (details) Includes a main body portion 4a in the base 4 and fixing through holes 6d and 6d through which the base end portion of the holding portion 5a and the attached portion 5b) of the holding member 5 pass. Then, in order to make it possible to attach the heat retaining member 6 to the header 2 attached and fixed to the wall 1, the fixing through hole 6d is inserted so that the surrounding portion surrounding the fixing through hole 6d is divided. It leads to the surface 6b. In the illustrated embodiment, the heat insulating member 6, in order to enable mounting on the header 2 water supply hot water pipe is connected fixedly attached to the wall 1, the fixing hole 6d is the fixing hole 6d The surrounding encircling part is divided so as to communicate with the insertion surface 6b, and the pipe through hole 6c also communicates with the insertion surface 6b.

  Specifically, the heat retaining member 6 is made of a heat insulating material such as foamed polyethylene resin. The heat retaining member 6 includes a main body 6e having the accommodation space 6a and the fixing through-hole 6d, and a protruding portion 6f that protrudes laterally from the main body 6e (that is, protrudes from the peripheral surface of the main body 6e). Is provided. Here, the main body 6e covers not only the entire peripheral surface of the main pipe portion 2a but also a closed wall that closes one end of the accommodation space 6a so as to cover the end portion of the main pipe portion 2a that is closed by the cap 2b. 6g. A first through hole 601 serving as the pipe through hole 6c is provided at the other end of the housing space 6a in the main body 6e so that the first connecting portion 201 of the header 2 faces outward. Furthermore, the heat retaining member 6 has second through holes 602 and 602 serving as the pipe through holes 6c that allow the second connecting portion 202 of the header 2 to face outward, from the housing space 6a through the protruding portions 6f. It is provided so as to reach the tip of the protrusion 6f. That is, the second through hole 602 extends laterally so as to reach the tip of the protruding portion 6f from the accommodation space 6a. In the illustrated embodiment, the first connection portion 201 of the header 2 is accommodated in the first through hole 601 so as to be slightly exposed. And in the 2nd through-hole 602, the end of the 2nd connection part 202 of the header 2, the joint (not shown) following the 2nd connection part 202, and the hot water pipe (not shown) following the joint Part is housed.

  The insertion surface 6b includes a split surface 611 that splits the heat retaining member 6 so as to cut the peripheral surface of the accommodation space 6a vertically. Specifically, the insertion surface 6b includes a split surface 611 that divides the heat retaining member 6 so as to cut the peripheral surface of the accommodation space 6a and the peripheral surfaces of the first and second through holes 601 and 602 vertically. Yes. Thus, the first and second through holes 601 and 602 as the pipe through hole 6c directly communicate with the split surface 611. In the illustrated embodiment, the split surface 611 is provided so that the main body 6e and the protruding portion 6f are vertically divided into two. Here, in the heat retaining member 6, the divided parts 6h and 6h are connected by a part of the side end portion of the main body 6e opposite to the protruding portion 6f to constitute one member. And the division | segmentation bodies 6h and 6h become the hinge 6i, and can open and close by the split surface 611 part. The fixing through-hole 6d communicates with the split surface 611 through a slit 6j provided between the second through-holes 602 and 602.

  In the illustrated embodiment, the fixing through holes 6d are formed by punching the cut frames 6k and 6k at necessary positions with respect to the plurality of cut frames 6k and 6k that are not partially cut at the beginning. . Similarly, the slit 6j is formed by cutting the cut lines 6m and 6m at necessary positions from the plurality of cut lines 6m and 6m that are not partially cut at the beginning. Further, the end portion 6n of the main body 6e on the side where the blocking wall 6g is present is formed so as to be excisable by cutting off the cut line 6p that is not partially cut. Therefore, by arranging the heat retaining member 6 from which the end portion 6n is removed and the heat retaining member 6 from which the end portion 6n is not removed, the number of the second connecting portions 202 is large, and the header 2 having a long length is arranged. Can also be supported.

  Next, the effect of the heat retaining member 6 having the above configuration will be described together with its mounting method. In order to attach the heat retaining member 6 to the header 2 attached and fixed to the wall 1, the fixtures 3 and 3 are inserted into the fixing through holes 6d and 6d through the slits 6j and 6j, and the header 2 The heat retaining member 6 is attached to the header 2 so that the main pipe portion 2a is inserted into the accommodation space 6a of the heat retaining member 6 from the split surface 611 (insertion surface 6b) side (see FIGS. 2 to 4). Specifically, in the fixture 3, the slit 6j is opened, the fixture 3 is inserted into the fixing through hole 6d through the opened slit 6j, and then the opened slit 6j is closed. In the header 2, the heat retaining member 6 (specifically, the divided bodies 6 h and 6 h) is opened at the split surface 611, the main pipe portion 2 a is inserted into the accommodation space 6 a, and the first connection portion 201 is connected to the first connection portion 201. The second connecting portion 202 is inserted into the second through hole 602 by being inserted into the through hole 601. Next, the heat retaining member 6 (specifically, the divided bodies 6h and 6h) is closed at the split surface 611, and the heat retaining member 6 is tied with, for example, an adhesive tape. Thus, even if the header 2 is attached and fixed to the wall 1, the heat retaining member 6 can be attached to the header 2 without removing the header 2 from the wall 1. For this reason, the work of attaching the heat retaining member 6 to the header 2 is facilitated. In addition to the main pipe portion 2 a of the header 2, the holding portion 5 a of the fixture 3 is accommodated in the accommodation space 6 a of the heat retaining member 6, and this holding portion 5 a is also covered with the heat retaining member 6. Become.

In the illustrated embodiment, the fixing through hole 6d is not only connected to the split surface 611 so that the surrounding portion surrounding the fixing through hole 6d is divided , but also the first and second through holes 601, 602 (pipe through hole 6c) communicates with the split surface 611. For this reason, the heat retaining member 6 can be attached to the header 2 attached and fixed to the wall 1 and connected to a hot water supply pipe (not shown). That is, the fixture 3 is inserted into the fixing through-hole 6d, and the pipe connecting portion 2c of the header 2, the hot water pipe, and / or the joint connecting the pipe connecting portion 2c and the hot water hot pipe is used for the pipe. While inserting into the through-hole 6c (specifically, the 1st connection part 201 is inserted in the 1st through-hole 601, the 2nd connection part 202, a coupling (not shown), and the end part of a hot water supply pipe (not shown) And the heat retaining member 6 is attached to the header 2 so that the main pipe portion 2a of the header 2 is inserted into the accommodation space 6a from the split surface 611 (insertion surface 6b) side (see FIG. 2 to FIG. 4). Thus, even when the header 2 is attached and fixed to the wall 1 and the hot water pipe is connected to the header 2, the heat insulation is performed without removing the header 2 from the wall 1 or removing the hot water pipe from the header 2. The member 6 can be attached to the header 2. For this reason, the work of attaching the heat retaining member 6 to the header 2 is further facilitated.

  In addition, this invention is not necessarily limited to embodiment mentioned above, A various other change is possible. For example, the fixed portion may not be the wall 1 of the building but may be a floor or a ceiling, or may be a panel or a box fixed to a building structure or the like.

  Further, in the header 2, even if the second connection portion 202 does not consist of a header branch pipe portion protruding laterally from the main pipe portion 2a, the second connection portion 202 is connected to the main pipe portion 2a as shown in FIGS. It may be provided so as not to protrude from. In this embodiment, the fixture 3 includes a pedestal 4 and a screw 8. That is, the header 2 is addressed to the pedestal 4, and is fixed to the pedestal 4 by a screw 8 that passes through the header 2 and is screwed into the pedestal 4 (specifically, a hole provided in the pedestal 4). Therefore, when the heat retaining member 6 is attached to the header 2, the main body portion 4a of the base 4 and the tip portion of the screw 8 pass through the fixing through hole 6d.

  In addition, the header 2 may include a fixed portion protruding from the main pipe portion 2a, for example, in order to attach and fix the header 2 to the wall 1 (fixing portion). In this case, the fixed part may be directly fixed to the wall 1 (fixed part), and the fixed part may be fixed to the wall 1 (fixed part) via a fixing tool composed of the pedestal 4, for example. ) May be fixed. Then, the fixed portion passes through the fixing through hole 6d of the heat retaining member 6, or the fixed portion and the fixture pass through.

  Further, the main body 6e of the heat retaining member 6 has a closed wall 6g that closes one end of the accommodation space 6a. The closed wall 6g is not formed integrally with the main body 6e, You may consist of another member.

  Moreover, although the heat retaining member 6 (specifically, the divided bodies 6h and 6h) can be opened and closed at the split surface 611 portion by the hinge 6i, the heat retaining member 6 can be opened and closed by being bent. Also good.

  Moreover, although the heat retaining member 6 includes the protruding portion 6f, the protruding portion 6f may not be provided as shown in FIG.

  Further, the fixing through-hole 6d of the heat retaining member 6 may directly communicate with the split surface 611 as shown in FIGS. 9 and 10 without passing through the slit 6j. On the other hand, the second through hole 602 (pipe through hole 6c) does not directly communicate with the split surface 611, but may communicate with the split surface 611 through the slit 11, as shown in FIGS. In FIG. 11, the second through hole 602 (tube through hole 6c) communicates with the split surface 611 through the slit 11, and the fixing through hole 6d passes through the slit 12 or through the slit 11, 13 and the second through hole 602 communicate with the split surface 611.

  In addition, as shown in FIG. 12, a recess 14 is formed on one split surface 611 of the heat retaining member 6, and a projecting piece 15 that fits into the recess 14 is formed on the other split surface 611. A fixing through hole 6d may be formed at the tip portion. In this case, the fixing through-hole 6d communicates with the split surface 611 through the recess 14.

  Further, the insertion surface 6b of the heat retaining member 6 may be composed of, for example, an open end surface 16 of the main body 6e as shown in FIG. 13 without being formed from the split surface 611 that breaks the heat retaining member 6. In this embodiment, the fixing through-hole 6d communicates with the end face 16 through the slit 17 or the slit 17 and the other fixing through-hole 6d. The second through hole 602 communicates with the end face 16 via the divided portion 18, or the divided portion 18 and other second through holes 602.

It is a perspective view which shows the process of attaching a header to a wall of one Embodiment of this invention. Similarly, it is a perspective view which shows the 1st process of attaching a heat retention member to a header. Similarly, it is a perspective view which shows the 2nd process of attaching a heat retention member to a header. Similarly, it is a perspective view which shows the state which attached the heat retention member to the header. Similarly, it is an expanded view of a heat retaining member. FIG. 3 is a view corresponding to FIG. 2 of another embodiment of the present invention. Similarly, it is a figure corresponding to FIG. It is a schematic diagram which shows the 1st modification of this invention. It is a schematic diagram which shows the 2nd modification of this invention. It is a schematic diagram which shows the 3rd modification of this invention. It is a schematic diagram which shows the 4th modification of this invention. It is a schematic diagram which shows the 5th modification of this invention. It is a schematic diagram which shows the 6th modification of this invention.

1 wall (fixed part)
2 Header 2a Main pipe part 2c Pipe connection part 201 1st connection part (pipe connection part)
202 2nd connection part (pipe connection part)
DESCRIPTION OF SYMBOLS 3 Fixing tool 6 Thermal insulation member 6a Storage space 6b Insertion surface 611 Split surface (insertion surface)
6c Pipe hole 601 1st hole (Pipe hole)
602 2nd hole (pipe hole)
6d Fixing hole 6e Main body 6f Protruding part 6j Slit 12 Slit 16 End face (insertion face)
17 Slit

Claims (7)

A heat retaining member that retains heat by covering at least the entire peripheral surface of the main pipe portion of the header with one member,
An accommodating space for accommodating the main pipe portion of the header;
An insertion surface for inserting the main pipe portion of the header into the accommodating space;
In order to connect the hot water pipe to the pipe connection portion of the header, a pipe through hole for facing the pipe connection portion outward,
A fixing tool for fixing the header to a fixing part such as a structure, and / or a fixing through hole through which the fixed part of the header passes,
In order to enable attachment to the header fixed to the fixing portion, the fixing through-hole communicates with the insertion surface so that a surrounding portion surrounding the fixing through-hole is divided. Insulating member for header.   The fixing through hole communicates with the insertion surface, and the pipe through hole communicates with the insertion surface so that the fixing portion can be attached to the header to which the hot water pipe is connected. The heat insulating member for a header according to claim 1, wherein   The heat retaining member for a header according to claim 1 or 2, wherein the fixing through hole communicates with the insertion surface by a slit.   4. The heat retaining member for a header according to claim 1, wherein the insertion surface includes a split surface that divides the heat retaining member so as to cut a peripheral surface of the housing space vertically. 5. . A main body having the accommodation space and the fixing through hole, and a protrusion protruding laterally from the main body;
The first through hole as the pipe through hole that faces the first connection part extending from the end of the main pipe part as the pipe connecting part of the header is an end of the housing space in the main body. Provided in
A second through hole serving as a pipe through hole that faces a second connecting section provided on the peripheral surface side of the main pipe section as a pipe connecting section of the header is projected from the housing space. It is provided so as to reach the tip of the protruding part through the part,
The insertion surface is composed of a split surface that divides the heat retaining member so as to vertically cut the peripheral surface of the accommodation space and the peripheral surfaces of the first and second through holes,
The heat retaining member for a header according to claim 2, wherein the fixing through hole communicates with the split surface by a slit provided between the second through holes. A method for attaching a heat insulating member for header, wherein the heat insulating member for header according to claim 1 is attached to the header,
The fixing tool or / and the fixed portion are inserted into the fixing through hole with respect to the header fixedly attached to the fixing portion, and the main pipe portion of the header is inserted into the accommodating space from the insertion surface side. A method for mounting a header heat retaining member, wherein the header heat retaining member is mounted so as to be inserted. A method for attaching a heat insulating member for header, wherein the heat insulating member for header according to claim 2 is attached to the header,
For the header attached and fixed to the fixing part and connected to the hot water supply pipe, the fixing tool and / or the fixed part is inserted into the fixing through hole, and the pipe connecting part, A hot water pipe or / and a joint connecting the pipe connecting part and the hot water pipe are inserted into the pipe through hole, and the main pipe part of the header is inserted into the housing space from the insertion surface side. The method for attaching the header heat retaining member is characterized in that the header heat retaining member is attached.

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