JP4650675B2 - Piping cover fitting - Google Patents

Description

  The present invention relates to a joint of a pipe cover for covering a pipe such as a refrigerant pipe that is extended between an outdoor unit and an indoor unit of a home air conditioner, for example.

  Generally, when installing a home air conditioner in a residential house, etc., an outdoor unit is arranged outside the wall part of the house, an indoor unit is attached inside the wall part, and the space between the outdoor unit and the indoor unit is set. They are connected by a flexible refrigerant pipe. The refrigerant pipe is inserted into a through-hole formed in the wall portion of the house and is extended along the outer wall surface of the wall portion. Further, the drain pipe and the ventilation pipe extending from the indoor unit are led out from the through hole together with the refrigerant pipe.

  In this case, in order to protect the piping such as the piping for the refrigerant and the drain, or not to impair the view of the outside of the house and the landscape, the piping cover may extend the wall along the outer wall surface of each piping. The through-hole of each part and the insertion part of each pipe with respect to the through-hole are covered. Further, when the indoor unit is installed at a position away from the through hole in the wall portion, the piping is also extended and arranged on the inner wall surface of the wall portion. In such a case, a pipe cover is also used on the inner wall surface of the wall portion.

  For example, in a room, when a pipe is extended between adjacent wall parts, a pipe cover attached to the inner wall surface of one wall part and a pipe cover attached to the inner wall surface of the other wall part It is necessary to use a joint for joining at the corners of the part. Further, the pipe cover is usually rectangular or kamaboko in cross section. That is, the piping cover has a fixed mounting direction with respect to the inner wall surface of the wall portion. Accordingly, the two pipe covers that are arranged on the two adjacent wall portions and arranged so as to be orthogonal to each other are arranged along different planes.

As such a joint that connects the two pipe covers arranged along different planes, there is one disclosed in Patent Document 1, for example. This joint is composed of a substantially L-shaped bending member formed into a tubular shape by combining a pair of halves and a straight pipe member similarly configured. A straight pipe member is provided at one end of the bending member and the straight pipe member. On the other hand, an engaging portion is provided for allowing the bending member to be connected in a plurality of directions.
JP-A-9-303669

  By the way, the joint of the said patent document 1 is comprised combining the bending member which consists of a pair of half body, and the same straight pipe member, and the connection part of both half bodies can be seen from the outside on each member. Exists in a state. For this reason, the joint has a problem of impairing the appearance of the indoor wall.

  The present invention has been made paying attention to such problems existing in the prior art. The purpose of the pipe cover joint that is arranged on both adjacent wall parts and can connect the pipe covers that are adjacent to each other at the corners between the two wall parts is less likely to impair the appearance. There is in doing so.

In order to achieve the above object, the invention according to any one of claims 1 to 3 includes a flat plate-like first attachment member fixed to the wall surface of the wall portion, and a first section having a U-shaped cross section. A first member comprising a first cover fixed to the first attachment member so as to cover the attachment member; and a flat plate-like second attachment member fixed to the wall surface of the wall portion adjacent to the wall portion. And a second member having a U-shaped cross-section and a second cover body fastened to the second mounting member so as to cover the second mounting member. The first mounting member and the first cover are used to insert a pipe and form a passage closed at one end, and an opening for inserting the pipe through the passage is provided at the top of the first cover. The second member is formed with a passage through which piping is inserted by the second mounting member and the second cover. The second member is fixed to the opening, and the passage of the first member and the passage of the second member are communicated with each other through the opening.

In the first aspect of the present invention, the second member can be fixed to the first member at two positions whose directions are changed by 180 degrees.
According to a second aspect of the present invention , a first locking portion is provided on each side of the first mounting member, and an inner surface of each side of the first cover is engaged with the first locking portion. A second engaging member configured to suppress expansion of both side portions of the first cover by engagement of the first engaging portion and the first engaging portion; Second engaging portions are provided on both sides of the second cover, and second engaging portions are provided on the inner surfaces of both sides of the second cover so as to be engaged with the second locking portions. It is configured to suppress the expansion of the side portions of the second covering member by engagement of the second engagement portion.

According to a third aspect of the present invention , the first cover is provided with a notch for connecting the opening end of the passage and the opening, and a detachable member attached to and detached from the notch is provided. It is provided.

(Function)
According to the invention described in claim 1 to claim 3 , the pipe and the pipe cover that are arranged to extend in the vertical direction on the inner wall surface of one of the adjacent wall portions are connected to the passage of the first member, and the other A pipe and a pipe cover extending in the horizontal direction on the inner wall surface are connected to the passage of the second member. And piping is covered between both wall parts, and piping covers are connected. At this time, in the first member, the first attachment member is covered and hidden from the outside by the first cover body. Further, in the second member, the second attachment member is covered and hidden from the outside by the second cover body.

According to invention of Claim 2, in addition to the said effect | action, even if force is applied with respect to the both sides of a 1st cover from the piping covered with the 1st cover, the expansion deformation of both sides is carried out. Is prevented. Further, even if a force is applied to both sides of the second cover from the pipe covered with the second cover, the expansion deformation of both sides is prevented. For this reason, it is hard to spoil the appearance.

According to invention of Claim 3, in addition to the said effect | action, if a detachable member is removed from the notch part of a 1st cover body, piping will be penetrated to the opening part of a 1st cover body through this notch part. Can do. For this reason, after installing piping on the wall surface of a wall part, since a 1st cover can be made to adhere to the 1st attachment member on a wall surface, installation becomes easy.

  According to the present invention, in the joint of the pipe cover that can be connected to each other at the corners between the two wall parts, the pipe covers that are disposed on the two adjacent wall parts and that are adjacent to each other are positioned from the outside. It is possible to reduce the boundary between the visible members so that the appearance is not impaired.

Next, an embodiment of the present invention will be described with reference to FIGS.
As shown in FIG. 1, the joint 40 of this embodiment is used when a pipe 3 that extends and extends over inner wall surfaces 1 b of both wall portions 1 adjacent to each other so as to be orthogonal to each other is covered with a pipe cover 11. It is done. The joint 40 extends, for example, in the vertical direction on the other inner wall surface 1b of the both wall portions 1 and the piping cover 11 installed so as to extend in the horizontal direction on one inner wall surface 1b of the both wall portions 1, for example. Is connected to another pipe cover 11 installed at the corner between the wall portions 1. The pipe cover 11 has a well-known configuration, and includes a long attachment member 13 fixed on the inner wall surface 1 b of the wall portion 1 and a cover body 14 fixed on the attachment member 13. . A groove 13 a extending in the longitudinal direction is formed at the center of the bottom surface of the mounting member 13. In addition, the joint 40 of this embodiment can be installed also in the corner | angular part between a wall part and a ceiling which are orthogonal to each other and adjacent, and a corner part between a wall part and a floor.

  The joint 40 includes a first member 41 attached and fixed to one inner wall surface 1b of both adjacent wall portions 1, and a second member 42 attached and fixed to the other inner wall surface 1b of both wall portions 1. Has been. The first member 41 and the second member 42 are connected and fixed to each other. The first member 41 and the second member 42 are both made of synthetic resin.

  As shown in FIG. 2, the first member 41 includes a first attachment member 43 attached and fixed to the inner wall surface 1 b of the wall portion 1, and a first cover body 44 attached and fixed to the first attachment member 43. Become. As shown in FIG. 3, the first mounting member 43 is formed in a flat plate shape, and a pair of locking recesses 47 a are formed on the outer surfaces of a pair of side walls 47 provided on both sides thereof. In addition, two insertion holes 43 a for screwing are formed at the bottom of the first mounting member 43. A projecting piece 43 b is formed at the center of the end of the first mounting member 43.

  The first mounting member 43 is fixed on the inner wall surface 1 b of the wall portion 1 prior to the pipe 3 being extended and arranged on the inner wall surface 1 b of the wall portion 1. At this time, the first mounting member 43 is adjacent to the lower end of the mounting member 13 fixed so as to extend in the vertical direction on the inner wall surface 1b of the right wall portion 1 in FIG. Fixed to. At this time, the protruding piece 43 b of the first attachment member 43 is inserted into the groove 13 a of the attachment member 13, whereby the first attachment member 43 is positioned with respect to the attachment member 13.

  As shown in FIGS. 3 and 4, the first cover body 44 is formed in a substantially U-shaped cross section that opens to the inner wall surface 1 b in a state of being attached to the inner wall surface 1 b of the wall portion 1, and one end side thereof is Opened and closed at the other end. In addition, an opening 48 for allowing the pipe 3 to pass through the second member 42 is formed at the top of the first cover 44. The opening 48 is constituted by a peripheral wall 48 a formed at the top of the first cover 44. A pair of locking holes 48b are formed at two positions spaced apart from each other in the pair of peripheral walls 48a opposed to the opening 48. Further, a notch 52 is provided at the top of the first cover 44 so as to connect the opening end of the first cover 44 and the opening 48, and the detachable member 44 a can be attached to and detached from the notch 52. Is fitted. On both sides of the notch 52, support pieces 52 a located inside the top of the first cover 44 are provided. Further, on both sides of the cutout portion 52 in the peripheral wall 48c, a guide portion 52b having a substantially semicircular cross section extending in a direction from the top to the bottom of the first cover body 44 (a direction from the upper right to the lower left in FIG. 3). Are provided. On the other hand, the detachable member 44a is formed in an L shape corresponding to the notch portion 52, and on both sides thereof, an engaging portion 44d having a columnar cross section that engages with the guide portion 52b of the notch portion 52 is provided. ing. Then, both the engaging portions 44 d of the detachable member 44 a are engaged with both the guide portions 52 b of the notch 52, so that the detachable member 44 a is attached to the notch 52. At this time, the inner surface of the detachable member 44 a comes into contact with both support pieces 52 a of the notch 52, so that the detachable member 44 a is positioned in the notch 52.

  In addition, on the inner surface of both side portions 44b of the first cover body 44, a pair of engaging convex portions 44c forming a pair is formed at two positions spaced apart from each other. Further, first engaging portions 49 are formed on the inner surfaces of both side portions 44b of the first cover body 44, respectively. As shown in FIG. 4, the first engaging portion 49 is formed by a protrusion having an L-shaped cross section integrally formed on the inner surface of the side portion 44 b of the first cover body 44. A gap 49 a is formed between the first engagement portion 49 and the inner surface of the side portion 44 b of the first cover body 44 so as to open toward the closing portion side of the first cover body 44.

  Then, by engaging the engaging convex portions 44c of the first covering body 44 with the engaging concave portions 47a of the first mounting member 43 fixed to the inner wall surface 1b of the wall portion 1, the first covering body is provided. 44 is fixed to the first mounting member 43. Thereby, the pipe 3 is inserted into the first member 41 through the opening 48, and a passage for inserting the pipe 3 is formed. At this time, as shown in FIG. 2, the side end portions of the side walls 47 of the first mounting member 43 enter the gaps 49a and engage with the first engaging portions 49 of the first cover 44, respectively. It has become. As shown in FIGS. 1 and 2, both side portions 44b of the first cover 44 cover the first mounting member 43 and cover the first mounting member 43 from the outside.

  As shown in FIG. 2, the second member 42 includes a second attachment member 45 that is attached and fixed to the inner wall surface 1 b of the wall portion 1, and a second cover body 46 that is attached and fixed to the second attachment member 45. Consists of. As shown in FIG. 3, the second mounting member 45 is formed in a flat plate shape, and a locking recess 50 a is formed on the outer surface of the pair of side walls 50 provided on both sides thereof. Further, an insertion hole 45 a for screwing is formed at the bottom of the second mounting member 45. A pair of engaging protrusions 45 b that are spaced apart from each other are formed on the bottom surface of the second mounting member 45. Further, a projecting piece 45 c is formed at the center of the end of the second mounting member 45.

  And the 2nd attachment member 45 adjoins the right end of the attachment member 13 fixed so that it might extend in the horizontal direction on the inner wall surface 1b of the left wall part 1 in FIG. Fixed. At this time, the protruding piece 45 c of the second mounting member 45 is inserted into the groove 13 a of the mounting member 13, whereby the second mounting member 45 is positioned with respect to the mounting member 13.

  As shown in FIGS. 3 and 5, the second cover body 46 is formed in a substantially U-shaped cross section so as to open to the inner wall surface 1 b side in the attached state with respect to the inner wall surface 1 b of the wall portion 1. A pair of engaging projections 46b forming a pair is formed on the inner surface of both side portions 46a of the second cover 46, and a pair of engaging projections spaced apart from each other on the inner surface of the central portion. 46c is formed. Moreover, the 2nd engaging part 51 is formed in the inner surface of the both sides 46a of the 2nd cover 46, respectively. As shown in FIG. 5, the second engaging portion 51 is formed by a protrusion having an L-shaped cross section integrally formed on the inner surface of the side portion 46 a of the second cover 46. A gap 51a is formed between the second engagement portion 51 and the inner side surface of the side portion 46a of the second cover 46 so as to open toward the engagement protrusion 46c.

  Then, by engaging each engaging projection 46b of the second cover 46 with each locking recess 50a of the second mounting member 45 fixed to the inner wall surface 1b of the wall 1, the second cover 46 is engaged. 46 is fixed to the second mounting member 45. As a result, a passage through which the pipe 3 is inserted is formed in the second member 42 so as to communicate with the opening 48 of the first member 41. At this time, as shown in FIGS. 2 and 6, the side end portions of the side walls 50 of the second mounting member 45 enter the gaps 51a and engage with the second engaging portions 51 of the second cover 46, respectively. It comes to match. As shown in FIGS. 1 and 2, both side portions 46a of the second cover 46 cover the second mounting member 45 and cover the second mounting member 45 from the outside.

  Further, the engaging protrusion 46 c and the engaging protrusion 45 b of the second member 42 are engaged with the locking holes 48 b of the opening 48 of the first member 41, respectively, so that the second member 42 is the opening of the first member 41. 48 is fixed. The first member 41 and the second member 42 are formed in plane symmetry with respect to the symmetry plane located at the center between both sides, and the direction of the second member 42 is set as indicated by a two-dot chain line in FIG. The second member 42 can be fixed to the first member 41 in a state changed by 180 °. That is, the first member 41 can be disposed on the inner wall surface 1b of the left wall portion 1 in FIG. 1, and the second member 42 can be disposed on the inner wall surface 1b of the right wall portion 1. When the second member 42 is fixed to the first member 41, the passage of the second member 42 is communicated with the opening 48 of the first member 41.

Next, the effect | action of the coupling 40 comprised as mentioned above is demonstrated.
In order to install the joint 40 of this embodiment, first, for example, after fixing the attachment member 13 of the pipe cover 11 to the inner wall surface 1b of the wall portion 1 on the side where the pipe 3 extends in the vertical direction in FIG. The first attachment member 43 is fixed to the lower side of the attachment member 13. Next, after fixing the attachment member 13 of the pipe cover 11 to the inner wall surface 1b of the wall portion 1 on the side where the pipe 3 extends in the horizontal direction in FIG. 1, the second attachment member 45 is moved to the right side of the attachment member 13. Fix it. Next, after the pipes 3 are arranged along the respective attachment members 13 on the inner wall surfaces 1b of the both wall portions 1, the cover members 14 are fixed to the respective attachment members 13.

  Next, the first cover 44 with the detachable member 44a removed is fixed to the first attachment member 43 on the inner wall surface 1b. At this time, the pipe 3 disposed on the inner wall surface 1b of both the wall portions 1 is introduced into the opening 48 of the first cover 44 from the cutout portion 52 from which the detachable member 44a is removed. Further, the engagement hole 48 b on the second attachment member 45 side in the first cover 44 is engaged with the engagement protrusion 45 b of the second attachment member 45. Thereafter, the detachable member 44 a is fitted into the notch 52 of the first cover 44. Next, the second cover 46 is fixed to the second mounting member 45 on the inner wall surface 1 b and the engaging protrusion 46 c of the second cover 46 is engaged with the locking hole 48 b of the first cover 44. By the above procedure, the pipe 3 is disposed on the inner wall surface 1b of the both wall portions 1, and the pipe cover 11 and the joint 40 are installed.

  And according to this embodiment, in the 1st member 41 fixed on one inner wall surface 1b of both the adjacent wall parts 1, the 1st attachment member 43 fixed to the inner wall surface 1b, and this 1st attachment A boundary portion between the first cover body 44 and the first cover body 44 fixed to the member 43 is covered and hidden from the outside by the first cover body 44. Further, in the second member 42 fixed on the inner wall surface 1 b of the other wall portion 1, a second mounting member 45 fixed to the inner wall surface 1 b and a second cover fixed to the second mounting member 45. A boundary portion with the body 46 is covered and hidden from the outside by the second cover body 46. Therefore, it is possible to reduce the boundary portion between the members visible from the outside so as not to impair the appearance.

  Moreover, according to this embodiment, the deformation | transformation of the 1st member 41 and the 2nd member 42 by the piping 3 can be suppressed, and it can prevent the appearance of the coupling 40 from worsening. That is, when the first member 41 is not sufficiently thick with respect to the overall thickness of the pipe 3, as shown in FIG. 7, the arrows P and Q from the pipe 3 to the both side portions 44 b of the first cover body 44 are shown. Force in the direction indicated by may be applied. Here, the side end portions of the side walls 47 of the first mounting member 43 enter the gaps 49a and engage with the first engaging portions 49 of the first cover 44, respectively. The expansion deformation of the both side portions 44b of the first cover 44 as shown by the dotted line is prevented. Also in the second member 42, as in the first member 41, the side end portions of the side walls 50 of the second mounting member 45 enter the gaps 51 a and the second engaging portions 51 of the second cover body 46. Due to the engagement, the two side portions 46a of the second cover 46 are prevented from being expanded and deformed.

  Furthermore, according to this embodiment, the detachable member 44a is detached from the notch 52 at the time of construction by fitting the detachable member 44a to the notch 52 provided in the first cover 44, and through the notch 52. The pipe 3 can be inserted into the opening 48. For this reason, after installing the pipe 3 on the inner wall surface 1b of the wall portion 1, the first covering member 44 can be fixed to the first mounting member 43 on the inner wall surface 1b. Become. Moreover, the detachable member 44 a can be attached to and detached from the notch 52 of the first cover 44 in the direction from the top of the first cover 44 toward the first attachment member 43. For this reason, in the state which the opening end of the 1st cover 44 has overlapped with the cover 14 of the piping cover 11, it can attach or detach easily with respect to the notch part 52 of the 1st cover 44. FIG.

  In the above-described embodiment, the engaging portions 49 and 51 are formed so as to extend to the top side of the covers 44 and 46. However, the engaging portions 49 and 51 indicated by hatching in FIGS. The site may be eliminated.

  Moreover, although the said embodiment demonstrated the case where the piping 3 was followed along the inner wall surface 1b of the wall part 1, you may use the joint 40 of this embodiment when it follows along an outer wall surface.

The perspective view which shows the principal part of the piping cover using the piping cover member of one Embodiment. The perspective view which shows a piping cover member. The disassembled perspective view which shows a piping cover member. The perspective view which shows a 1st cover part. The perspective view which shows a 2nd cover part. The side view which shows the principal part of a 2nd member. The cross-sectional view which shows the principal part of a 2nd member.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Wall part, 1b ... Inner wall surface as a wall surface, 3 ... Piping, 11 ... Piping cover, 40 ... Joint, 41 ... 1st member which comprises a joint, 42 ... Similarly 2nd member, 43 ... 1st attachment member, 44 ... first cover, 44a ... detachable member, 44b ... side, 45 ... second mounting member, 46 ... second cover, 46a ... side, 47 ... side wall as first locking part, 48 ... opening , 49... First engagement portion, 50... Side wall as second locking portion, 51... Second engagement portion, 52.

Claims (3)

A flat plate-like first mounting member fixed to the wall surface of the wall portion, and a first cover having a U-shaped cross section and fastened to the first mounting member so as to cover the first mounting member A first member comprising a body;
A flat plate-like second mounting member fixed to the wall surface of the wall portion adjacent to the wall portion, and a cross-section formed in a U shape and stopped on the second mounting member so as to cover the second mounting member. A second member comprising a second covering body to be worn;
The first member has a passage through which the pipe is inserted and closed at one end by the first mounting member and the first cover, and an opening through which the pipe is inserted into the passage is formed in the first cover. At the top,
In the second member, a passage through which piping is inserted by the second mounting member and the second cover is formed,
The second member is fixed at the position of the opening and the passage of the first member and the passage of the second member are communicated with each other through the opening .
A pipe cover joint , wherein the second member is configured to be fixed at two positions whose directions are changed by 180 degrees with respect to the first member . A flat plate-like first mounting member fixed to the wall surface of the wall portion, and a first cover having a U-shaped cross section and fastened to the first mounting member so as to cover the first mounting member A first member comprising a body;
A flat plate-like second mounting member fixed to the wall surface of the wall portion adjacent to the wall portion, and a cross-section formed in a U shape and stopped on the second mounting member so as to cover the second mounting member. A second member comprising a second covering body to be worn;
The first member has a passage through which the pipe is inserted and closed at one end by the first mounting member and the first cover, and an opening through which the pipe is inserted into the passage is formed in the first cover. At the top,
In the second member, a passage through which piping is inserted by the second mounting member and the second cover is formed,
The second member is fixed at the position of the opening and the passage of the first member and the passage of the second member are communicated with each other through the opening.
First engaging portions are provided on both sides of the first mounting member, and first engaging portions that engage with the first locking portions are provided on both inner surfaces of the first cover, 1 is configured to suppress expansion of both side portions of the first cover body by engagement of the first locking portion and the first engagement portion,
Second engagement portions are provided on both sides of the second mounting member, and second engagement portions that engage with the second engagement portions are provided on both inner surfaces of the second cover. second locking portion and the piping joint of the cover you characterized by being configured so as to suppress the expansion of the side portions of the second covering member by engagement of the second engagement portion. A flat plate-like first mounting member fixed to the wall surface of the wall portion, and a first cover having a U-shaped cross section and fastened to the first mounting member so as to cover the first mounting member A first member comprising a body;
A flat plate-like second mounting member fixed to the wall surface of the wall portion adjacent to the wall portion, and a cross-section formed in a U shape and stopped on the second mounting member so as to cover the second mounting member. A second member comprising a second covering body to be worn;
The first member has a passage through which the pipe is inserted and closed at one end by the first mounting member and the first cover, and an opening through which the pipe is inserted into the passage is formed in the first cover. At the top,
In the second member, a passage through which piping is inserted by the second mounting member and the second cover is formed,
The second member is fixed at the position of the opening and the passage of the first member and the passage of the second member are communicated with each other through the opening.
Wherein the first covering, piping cover you, characterized in that provided with a notch communicating with said opening an open end of said passage, provided with a detachable member that is detachably attached to the notch Fittings.

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