JP3223245U - Drainage pipe connector and drainage tool set including the drainage pipe connector - Google Patents

Abstract

Disclosed is a drainage pipe connector that can be easily installed on a slab, and a drainage tool set including the drainage pipe connector. A main body part 2 for connecting the opening and a drain pipe in a state of being disposed under an opening of a slab S, and a hanging tool for suspending the main body part 2 on the slab S and arranging the main body part 2 below the opening. 3, the suspending tool 3 is placed on the opening edge around the opening, and the extension 30 is inserted into the opening in a state where the mounting part 30 is placed on the opening edge. The main body part 2 is a cylindrical connection part 20 that has a tubular shape and is connected to a drain pipe, and has a protruding part 32 that protrudes from the extended protruding part 31. The cylindrical connecting portion 20 that can be inserted through the extended flange 31 and the elastic portion 220 that extends in the radial direction of the cylindrical connecting portion 20 and is inserted into the cylindrical connecting portion 20 to the protruding portion 32. And a latching portion 22 for latching. [Selection] Figure 6

Description

  The present invention relates to a drainage pipe connector for temporarily installing a drainage pipe in a drainage opening formed in a slab constituting a floor of a building, and a drainage tool set including the drainage pipe connection tool.

  As shown in FIG. 8, the drain pipe connector is configured to connect the through hole H and the drain pipe 6 in a state of being disposed below the drain through hole H formed in the slab S. The connecting pipe 50 formed, a connecting member 51 (see FIG. 9) provided in the connecting pipe 50, and a suspension member 52 that suspends the connecting pipe 50 in the through hole of the slab S via the connecting member 51. (For example, refer to Patent Document 1).

  The connection pipe 50 has a cylindrical shape and an upper end portion disposed in the through hole H, and a second connection portion connected to the lower end portion of the first connection portion 500. 501 and a second connection portion 501 that is cylindrical and can be connected to the drain pipe 6 at its lower end.

  As shown in FIG. 9, the connecting member 51 is attached to the inner surface of the second connection portion 501. Further, the connecting member 51 has a claw portion 510 that extends laterally in the connecting pipe 50 (a direction corresponding to the radial direction of the connecting pipe 50).

  As shown in FIG. 10, the suspension member 52 has a support rod 520 placed on the edge around the through hole H, and the support rod 520 in a state where the support rod 520 is placed on the edge. A latch member 521 extending from the through hole H to the lower side of the slab S, and a plurality of insertion holes 521a are formed in the latch member 521 along the longitudinal direction.

  As shown in FIG. 8, when the drainage pipe connector 5 is installed on the slab S, the support rod 520 is placed on the edge of the slab S, and the retaining member 521 is inserted into the slab S from the support rod 520 through the through hole H. Extend to the lower side.

  Then, the connecting pipe 50 is moved closer to the hooking member 521 from below, and the direction and position of the connecting pipe 50 are adjusted while the hooking member 521 is inserted into the connecting pipe 50. The portion 510 is inserted into the insertion hole 521a of the latching member 521. If it does in this way, since the nail | claw part 510 can be latched by the latching member 521, the connecting pipe 50 can be suspended by the slab S by the suspending member 52. FIG.

JP 2006-151145 A

  By the way, in the conventional drainage pipe connector 5, in order to insert the claw portion 510 into the insertion hole 521a, it is necessary to adjust the position and orientation of the claw portion 510 to the position of the insertion hole 521a. If it interferes with another part, the movement (movement of the claw part 510) is restricted, and the operation of adjusting the position of the claw part 510 to the position of the insertion hole 521a, that is, the operation of attaching the connection pipe 50 to the suspension member 52 May be difficult. Therefore, the conventional drainage pipe connector 5 has been difficult to install on the slab S.

  Therefore, in view of such circumstances, the present invention has an object to provide a drainage pipe connector that can be easily installed on a slab and a drainage tool set including the drainage pipe connector.

The drainage pipe connector of the present invention is
A main body for connecting the opening and the drain pipe in a state of being arranged at a position corresponding to the opening for drainage formed in the slab constituting the floor of the building;
A hanging tool for suspending the main body from the slab,
The hanger is
A placement portion placed on an opening edge of the opening;
An extending collar portion that is inserted into the opening in a state where the mounting portion is mounted on the opening edge and extends downward from the mounting portion;
A projecting portion projecting laterally from the extending collar portion,
The main body is
A cylindrical connection portion including an upper end opening portion that is cylindrical and arranged in accordance with the position of the opening, and a lower end opening portion to which the drain pipe is connected;
A latching portion including an elastic body having a shape extending laterally with respect to the axial direction of the cylindrical connecting portion, wherein the protruding flange portion is inserted into the cylindrical connecting portion and is disposed on the protruding portion. And a latching portion that can be latched.

  When installing the drainage pipe connector having the above-described configuration on the slab, the hanging tool is disposed on the slab, that is, the placing part is placed on the opening edge and the extending hook part is inserted into the opening. The user holds the main body in his / her hand and engages the hook with the protrusion.

  Since the latching portion includes an elastic body, even if the latching portion interferes with another part, it is possible to continue the task of latching the latching portion on the protruding portion while deforming at least a part of the latching portion. . Therefore, it becomes possible to prevent the hook portion from being moved as desired, thereby simplifying the operation of attaching the main body portion to the hanger.

In the drainage pipe connector of the present invention,
You may provide the position change structure for changing the position of the said protrusion part in the direction along the longitudinal direction of the said extension collar part.

  According to such a configuration, it is possible to adjust the arrangement of the protrusions according to the thickness of the slab and the like, so that the protrusions can be arranged at positions where the hooks are easily hooked.

In the drainage pipe connector of the present invention,
The main body has a frame portion that extends downward from the lower end opening in a state of being attached to the cylindrical connecting portion,
The said latching part may be attached to the said frame part below the said lower end opening part.

  According to such a configuration, the position of the latching portion can be adjusted to the position of the projecting portion while visually observing the latching portion disposed outside the cylindrical connection portion, and thus the latching portion is latched to the projecting portion. Work becomes easy.

In the drainage pipe connector of the present invention,
In the extending collar part, a long hole extending along the longitudinal direction of the own is formed,
The position changing structure is
A male screw portion inserted through the elongated hole, the male screw portion having the projecting portion extending at one end in the axial direction;
A tightening portion that is screwed to the other end side in the axial direction of the male screw portion.

  According to this configuration, since the position of the protruding portion can be adjusted in a stepless manner within the range in which the male screw portion moves within the elongated hole, the protruding portion can be easily disposed at a position where the locking portion is easily hooked. In addition, the position of the protruding portion can be fixed by tightening the tightening portion.

In the drainage pipe connector of the present invention,
A screw thread for screwing the drainage pipe may be formed on the outer peripheral surface of the lower end opening of the cylindrical connecting portion.

  According to such a configuration, since the drain pipe can be connected to the lower end opening of the cylindrical connecting portion only by rotating the drain pipe, the connecting operation of the drain pipe to the cylindrical connecting portion is simplified.

  And the drainage tool set of this invention becomes a structure provided with said drainage pipe connector and the drainage pipe which can be screwed together in the said lower end opening part of the said cylindrical connection part in this drainage pipe connector. .

  As described above, according to the drainage pipe connector of the present invention and the drainage tool set equipped with the drainage pipe connector, the attachment work of the main body to the hanging tool is simplified, so that it can be easily applied to the slab. An excellent effect that it can be installed can be achieved.

FIG. 1 is an external view of a drain pipe connector and a drain pipe according to an embodiment of the present invention. FIG. 2 is a longitudinal sectional view of a main body portion of the drainage pipe connector according to the embodiment. 3A is an enlarged front view of region A in FIG. 1, and FIG. 3B is a cross-sectional view taken along the line III-III in FIG. FIG. 4 is a partial cross-sectional view of a drain pipe connected to the drain pipe connector according to the embodiment. Drawing 5 is an explanatory view of the operation which arranges the hanging tool of the drainage pipe connector concerning the embodiment, (a) is the explanatory view of the state where the mounting part of the hanging tool has been arranged on the slab (B) is explanatory drawing of the state which mounted the mounting part of the hanging tool on the opening edge part of a slab. FIG. 6 is an explanatory diagram of a state in which the main body portion of the drain pipe connector according to the embodiment is attached to a hanging tool. FIG. 7 is an explanatory diagram of a state in which the drain pipe is attached to the main body portion of the drain pipe connector according to the embodiment. FIG. 8 is an explanatory diagram of a state in which a conventional drain pipe connector is installed on a slab. FIG. 9 is a view of only a connecting pipe of a conventional drain pipe connector viewed from above. FIG. 10 is a front view of a suspension member of a conventional drain pipe connector.

  Hereinafter, a drainage pipe connector according to an embodiment of the present invention will be described with reference to the accompanying drawings.

  The drainage pipe connector is for temporarily installing a drainage pipe in a drainage opening (hereinafter referred to as a drainage opening) formed in a plate-like slab constituting a floor of a building.

  As shown in FIG. 1, the drainage pipe connector 1 includes a main body portion 2 configured to connect the drainage opening and the drainage pipe in a state of being disposed below the drainage opening formed in the slab, And a hanger 3 for disposing the main body 2 below the drain opening in a state where the main body 2 is hung on the slab.

  As shown in FIG. 2, the main body 2 has a cylindrical shape and a cylindrical connecting portion 20 in which the drain pipe is connected to the lower end opening 20 b in a state where the upper end opening 20 a is arranged in accordance with the position of the drain opening. A cylindrical connecting portion 20 through which an extension rod portion 31 to be described later can be inserted, a frame portion 21 attached to the main body portion 2, and a latching portion 22 attached to the frame portion 21. , And a hooking portion 22 for hooking on the hanging tool 3 (protruding portion described later).

  A screw thread 200 is formed on the outer peripheral surface of the lower end opening 20b of the cylindrical connecting portion 20, and the drainage pipe can be screwed together.

  The frame part 21 is connected to the inner frame part 210 fixed to the inner surface of the cylindrical connection part 20 and the inner frame part 210, and below the lower end opening part 20 b of the cylindrical connection part 20 from the inner frame part 210. And a pair of extended frame portions 211 that extend to each other.

  The extension frame part 211 is arranged along the inner surface of the cylindrical connection part 20, and is arranged at intervals in the radial direction of the cylindrical connection part 20.

  Although the whole latching part 22 of this embodiment is comprised by the elastic body, for example, the latching part 22 may be partially comprised by the elastic body. The latching part 22 of this embodiment is comprised with the cyclic | annular elastic body, and this cyclic | annular elastic body is hung across a pair of extension flame | frame part 211 in the horizontal direction. Therefore, the latching part 22 has a pair of elastic parts 220. Each elastic part 220 is linear, and both ends are connected to separate extending frame parts 211. Further, the pair of elastic portions 220 are arranged side by side in the vertical direction so that a gap is formed between them.

  As shown in FIG. 1, the hanger 3 has a mounting portion 30 that is placed on the opening edge around the drainage opening of the slab, and is flat and has one end in the longitudinal direction that rotates relative to the placing portion 30. In order to change the position of the projecting portion 32 (see FIG. 3) and the projecting portion 32 (see FIG. 3) that are connected to each other along the longitudinal direction of the projecting portion 31. The position changing structure 33 (see FIG. 3) and the mounting portion 30 are connected to one side in the longitudinal direction of the mounting portion 30 rather than the connecting position of the extended collar portion 31 and the mounting portion 30. An operating rod 34 that can be switched between a vertical posture in which the mounting portion 30 is in a vertical position and a horizontal posture in which the mounting portion 30 is laid down, and the mounting portion 30 is switched to a horizontal posture. In the state, the other side in the longitudinal direction of the mounting part 30 than the connection position of the extending hook part 31 and the mounting part 30 Having to interfere with peripheral locking portion 35 in the extending rod portion 31 and the mounting portion 30 in the location, the.

  The placement unit 30 is formed in a flat plate shape. Moreover, the mounting part 30 is a part which mounts the both ends in a longitudinal direction on the opening edge part around the drainage opening of a slab. Therefore, the mounting part 30 is arrange | positioned on a slab so that it may span over a drainage opening.

  A long hole 310 extending along the longitudinal direction is formed in the extending collar portion 31. The long hole 310 is formed so as to extend from the other end portion in the longitudinal direction of the extending flange portion 31 toward the one end side.

  The protruding portion 32 protrudes from the plate surface of the extending flange portion 31 in a direction orthogonal or substantially orthogonal to the extending flange portion 31. Further, the extended flange 31 is formed so that the distal end side has a larger diameter than the proximal end side, and the outer diameter on the proximal end side is formed to be larger than the width of the long hole 310. Has been.

  As shown in FIG. 3A, the position changing structure 33 is a male screw portion 330 inserted through the long hole 310, the male screw portion 330 having a protruding portion 32 extended at one end in the axial direction, and the male screw. And a tightening portion 331 that is screwed to the other end side in the axial direction of the portion 330.

  The male screw portion 330 can move along the longitudinal direction of the extended collar portion 31 within a range where the elongated hole 310 is formed, and the position of the protruding portion 32 also changes as the male screw portion 330 moves. It has become.

  Further, if the tightening portion 331 is tightened with respect to the male screw portion 330, the extended flange portion 31 is sandwiched between the tightening portion 331 and the projecting portion 32, so that the position of the projecting portion 32 is fixed (FIG. 3B). If the tightening of the tightening portion 331 with respect to the male screw portion 330 is loosened, the pinching of the extended flange portion 31 by the tightening portion 331 and the projecting portion 32 can be released, and the position of the projecting portion 32 can be changed. It becomes like this.

  The operating collar 34 is rotatably connected to the placement unit 30. Therefore, when the operating hook 34 is pulled and operated with the extended hook 31 held in the hand (fixed state), the mounting portion 30 is switched to the vertical posture, and when the operating hook 34 is pushed, the mounting portion 30 is moved. Switch to the horizontal position.

  The circumferential stop portion 35 is configured to stop the rotation of the placement portion 30 when the placement portion 30 is switched from the vertical posture to the horizontal posture. In addition, although the perimeter stop part 35 which concerns on this embodiment is provided in the said one end side of the extension collar part 31, if the rotation of the mounting part 30 switched from the vertical attitude | position to the horizontal attitude | position can be stopped, it will be mounted The unit 30 may be provided.

  Here, as shown in FIG. 4, the drain pipe 4 can be connected to the lower end opening 20 b of the cylindrical connection portion 20 at one end side in the longitudinal direction. The drainage pipe 4 of the present embodiment has a female screw 40 formed on the inner peripheral surface on one end portion side, and can be screwed into the lower end opening 20b of the cylindrical connecting portion 20.

  The configuration of the drainage pipe connector 1 according to the present embodiment is as described above. Next, how to use the drainage pipe connector 1 will be described.

  The drainage pipe connector 1 is installed on the slab by suspending the main body 2 from the suspension 3 after the suspension 3 is disposed on the slab.

  When the hanging tool 3 is arranged on the slab, as shown in FIG. 5A, first, the operating hook 34 is pulled by holding the extended hook 31 in the hand, and the mounting portion 30 is in the vertical posture. Then, as shown in FIG. 5B, the placement unit 30 is placed on the opening edge. Thereby, the extending hook part 31 will be in the state extended to the downward side of the slab S from the mounting part 30 through the drainage opening H. In addition, when arrange | positioning the hanging tool 3 in the slab S, it is good to adjust the position of the protrusion part 32 in consideration of the thickness of the slab S, etc.

  Subsequently, when attaching the main body 2 to the hanger 3, the upper end opening 20 a of the cylindrical connecting portion 20 is approached from the lower side with respect to the extending hook 31, and extends into the cylindrical connecting portion 20. A state where the protruding portion 31 is inserted is set. At this time, the lower end portion of the extending flange 31 extends to the lower side of the lower end opening 20b.

  Then, after the position of the latching portion 22 is adjusted to the position of the protruding portion, when the protruding portion is inserted between the pair of elastic portions 220, the pair of elastic portions 220 sandwich the protruding portion, thereby The stop portion 22 is in a state of being hooked on the protruding portion.

  As a result, as shown in FIG. 6, the main body 2 is suspended from the drainage opening H by the hanger 3, and the installation work of the drainage connection tool to the slab S is completed.

  And as shown in FIG. 7, if the one end part of a drainage pipe is screwed together in the lower end opening part 20b of the cylindrical connection part 20, the drainage opening H and a drainage pipe can be connected.

  When the drainage pipe connector 1 is removed from the slab S, first, the drainage pipe is removed from the cylindrical connection part 20, the main body part 2 is removed from the hanging tool 3, and the hanging tool 3 is removed from the slab S. Good.

  As described above, in the drainage pipe connector 1 according to the present embodiment, since the hooking portion 22 for hooking on the protruding portion 32 of the hanger 3 is formed of an elastic body, the main body portion 2 is hung. Even when the latching portion 22 interferes with another part when attached to the lower tool 3, it is possible to continue the operation of latching the latching portion 22 on the protruding portion 32 while deforming the latching portion 22. Accordingly, it is possible to prevent the hooking portion 22 from being moved as desired, thereby simplifying the operation of attaching the main body portion 2 to the hanging tool 3.

  Therefore, the drain pipe connector 1 can have an excellent effect that it can be easily installed on the slab S by simplifying the operation of attaching the main body 2 to the hanging tool 3.

  In the present embodiment, since the protrusion 32 is sandwiched between the pair of elastic portions 220 when the hook 22 is hooked on the protrusion 32, the posture of the main body 2 is stable. It becomes easy to do. Further, since the pair of elastic portions 220 sandwich a portion having a smaller diameter than the proximal end side of the projecting portion 32, that is, the distal end side, each elastic portion 220 is prevented by the distal end side of the projecting portion 32.

  And since the protrusion part 32 used as the latch object of the latch part 22 can change the position in the direction in alignment with the longitudinal direction of the extended collar part 31 by the position change structure 33, for example, the slab S Since it becomes possible to adjust arrangement | positioning of the protrusion part 32 according to thickness etc., the protrusion part 32 can be arrange | positioned in the position where the hook part 22 is easy to latch.

  Furthermore, since the position changing structure 33 is configured so that the position of the protruding portion 32 can be changed by moving the male screw portion 330 in the elongated hole 310 of the extending flange portion 31, Since the position can be adjusted steplessly, it becomes easy to arrange the protruding portion 32 at a position where the hooking portion 22 is easily hooked, and the position of the protruding portion 32 can be fixed by tightening the tightening portion 331. it can.

In the conventional drainage pipe connector 5 shown in FIGS. 8 to 10 (the drainage pipe connector 5 described in Patent Document 1), the claw portion 510 is located in the connection pipe 50. While the positional relationship between the claw portion 510 and the insertion hole 521a is not visible, the operation of adjusting the position of the claw portion 510 to the position of the insertion hole 521a is performed. In 1,
The latching portion 22 is disposed below the lower end opening 20b of the cylindrical connecting portion 20 by the frame portion 21, that is, outside the cylindrical connecting portion 20, and thus is disposed outside the cylindrical connecting portion 20. It is possible to adjust the position of the latching portion 22 to the position of the projecting portion 32 while visually observing the latching portion 22, and the work of latching the latching portion 22 to the projecting portion 32 becomes easier.

  Furthermore, since the cylindrical connecting part 20 and the drain pipe can be connected to each other by screwing the thread 200 of the cylindrical connecting part 20 and the female thread 40 of the drain pipe, the cylindrical connecting part 20 And the drain pipe can be connected easily.

  In addition, the drainage pipe connector of the present invention is not limited to the above embodiment, and it is needless to say that various modifications can be made without departing from the gist of the present invention.

  Although not particularly mentioned in the above embodiment, the drainage pipe connector 1 can be combined with the drainage pipe to form a drainage tool set.

  In the said embodiment, although the mounting part 30 and the extension hook part 31 were relatively rotatable, it is not limited to this structure. For example, the mounting part 30 and the extending hook part 31 may not be relatively rotatable. In this case, the hanging tool 3 does not need to include the operation rod part 34 and the peripheral stop part 35.

  In the said embodiment, although the latching | locking part 22 was comprised so that it might have a pair of elastic part 220, it is not limited to this structure. For example, the latching part 22 may be configured to include one elastic part 220 as long as the latching part 22 can be latched with respect to the protruding part 32 from above.

  DESCRIPTION OF SYMBOLS 1 ... Drain pipe connector, 2 ... Main part, 3 ... Hanging tool, 4 ... Drain pipe, 20 ... Cylindrical connection part, 20a ... Upper end opening part, 20b ... Lower end opening part, 21 ... Frame part, 22 ... Hanging Stop part, 30 ... Placement part, 31 ... Extension hook part, 32 ... Projection part, 33 ... Position change structure, 34 ... Operation hook part, 35 ... Perimeter stop part, 200 ... Screw thread, 210 ... Inner frame part, 211: Extension frame portion, 220: Elastic portion, 310: Long hole, 330: Screw portion, 331: Fastening portion, H: Drainage opening, S: Slab

Claims (6)

A main body for connecting the opening and the drain pipe in a state of being arranged at a position corresponding to the opening for drainage formed in the slab constituting the floor of the building;
A hanging tool for suspending the main body from the slab,
The hanger is
A placement portion placed on an opening edge of the opening;
An extending collar portion that is inserted into the opening in a state where the mounting portion is mounted on the opening edge and extends downward from the mounting portion;
A projecting portion projecting laterally from the extending collar portion,
The main body is
A cylindrical connection portion including an upper end opening portion that is cylindrical and arranged in accordance with the position of the opening, and a lower end opening portion to which the drain pipe is connected;
A latching portion including an elastic body having a shape extending laterally with respect to the axial direction of the cylindrical connecting portion, wherein the protruding flange portion is inserted into the cylindrical connecting portion and is disposed on the protruding portion. A latching portion that is latchable,
Drainage pipe fitting. A position changing structure for changing the position of the protruding portion in the direction along the longitudinal direction of the extending flange portion;
The drainage pipe connector according to claim 1. The main body has a frame portion that extends downward from the lower end opening in a state of being attached to the cylindrical connecting portion,
The latching portion is attached to the frame portion at a lower side than the lower end opening,
The drainage pipe connector according to claim 1 or 2. In the extending collar part, a long hole extending along the longitudinal direction of the own is formed,
The position changing structure is
A male screw portion inserted through the elongated hole, the male screw portion having the projecting portion extending at one end in the axial direction;
A tightening portion screwed into the other end side in the axial direction of the male screw portion,
The drainage pipe connector according to claim 2. On the outer peripheral surface of the lower end opening of the cylindrical connecting portion, a screw thread for screwing the drain pipe is formed.
The drainage pipe connector according to any one of claims 1 to 4.   A drainage tool set comprising: the drainage pipe connector according to claim 5; and a drainage pipe that can be screwed into the lower end opening of the cylindrical connection part in the drainage pipe connector.