JP7326184B2 - Curved channel-forming member, curved channel-forming body, curved channel-forming device, drainage device, and drainage structure - Google Patents

Description

The present invention relates to a curved channel forming member, a curved channel forming body, a curved channel forming device, a drainage device, and a drainage structure provided between a drain port and a drain pipe of an air conditioner.

Conventionally, there has been a drain hose joint that connects a drain outlet of an air conditioner and an end of a drain pipe located above the drain outlet (see, for example, Patent Document 1). This drain hose coupling is composed of a hose and an L-shaped connection member attached to both end openings of the hose. A drain hose joint disposed between the drain outlet of the air conditioner and the end of the drain pipe is supported at its vertex by a suspending bracket that hangs down from the ceiling surface or the like.

JP 2011-106604 A

By the way, in the above-mentioned conventional drain hose joint, it is necessary to bend the hose (tubular body) at its vertex side or to support it with a hanging bracket, which is troublesome.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described drawbacks of the conventional art, and an object of the present invention is to provide a curved flow path that can suppress bending of a tubular body and can be easily supported. An object of the present invention is to provide a forming member, a curved channel forming body, a curved channel forming device, a drainage device, and a drainage structure.

In order to achieve the above objects, the curved flow path forming member, curved flow path forming body, curved flow path forming device, drainage device, and drainage structure according to the present invention are configured as follows. i.e.
The curved flow path forming member according to the invention of claim 1 constitutes the apex portion of the drainage path between the drain port of the air conditioner and the end of the drain pipe located above the drain port. , a curved channel-forming member whose inside serves as a curved drainage channel. This curved flow path forming member includes a first tubular body side connection port to which a first tubular body connected to the drainage port is connected so that the inside thereof communicates with the curved drainage flow path, and the end of the drainage pipe. A second tubular body connected to has a second tubular body side connection port connected so that the inside of the second tubular body communicates with the curved drainage channel. Here, the first tubular body side connection port and the second tubular body side connection port are arranged such that the first tubular body side connection port is oriented vertically downward, and the second tubular body side connection port is oriented horizontally. direction or downward. In addition to the curved flow path forming member main body having the first tubular body side connection port, the second tubular body side connection port, and the curved drainage flow path, the curved flow path forming member is attached to a structure or other support body. It has a fixable fixing part.

This curved flow path forming member constitutes the apex portion of the drainage path, and has a first tubular body side connection port to which the first tubular body connected to the drain port of the air conditioner is connected, and a drain port above the drain port. It has a second tubular body side connection port to which a second tubular body connected to the located drain pipe end is connected. When the direction of the first tubular body side connection port is the vertically downward direction, the second tubular body side connection port is oriented horizontally or downward. By using the curved channel forming member at the vertex of the drainage path, the orientation of the second tubular body with respect to the first tubular body can be changed, and bending of the tubular body itself can be suppressed. In addition, the curved flow path forming member has a fixing portion that can be fixed to the support, and is supported by fixing the fixing portion to the support. In addition, the first tubular body may be directly connected to the drain port, or may be indirectly connected through another member. Similarly, the second tubular body may be directly connected to the drain pipe end, or may be indirectly connected via another member.

In addition, the curved flow path forming member according to the invention of claim 2 is the curved flow path forming member according to claim 1, wherein the fixing portion is connected to the second tubular body side of the curved flow path forming member. It is provided on the side opposite to the mouth. This prevents the support from interfering with the arrangement of the second tubular body connected to the second tubular body side connection port and the drain pipe to which the second tubular body is connected.

Further, the curved flow path forming member according to the invention of claim 3 is the curved flow path forming member according to claim 1 or 2, wherein the fixing portion has an attachment portion attached to the support. An attachment body separate from the curved flow path forming member main body, and an assembly part provided in the curved flow path forming member main body and capable of being assembled to the attachment body. Accordingly, when fixing the fixed portion to the support, the mounting portion (mounting body) is first mounted to the support, and then the mounting portion provided on the curved flow path forming member main body is mounted to the mounting body. can also

Further, the curved flow path forming member according to the invention of claim 4 is the curved flow path forming member according to any one of claims 1 to 3, wherein a A valve body is provided for opening the curved drainage channel when the drainage from the first tubular body flows in.

According to a fifth aspect of the present invention, there is provided a curved flow path forming member according to any one of the first to fourth aspects, wherein the curved flow path forming member further includes a lid. The curved flow path forming member main body has an opening through which the curved drainage flow path can be visually recognized from the outside, and the lid is detachably attached to the curved flow path forming member main body so as to close the opening. . By providing an opening and a cover in the curved channel forming member located in the middle of the drainage channel, the curved drainage channel inside can be inspected.

Further, the curved flow path forming body according to the invention of claim 6 comprises: the curved flow path forming member according to claim 5; and a cover member. The curved flow path forming member covering member is divided into a main body cover portion that covers the curved flow path forming member main body and a lid cover portion that covers the lid body. By detaching from the cover portion, the lid can be detached from the curved flow path forming member main body.

According to a seventh aspect of the invention, there is provided a curved flow path forming device comprising the curved flow path forming member according to any one of claims 1 to 5, and the first tubular body and/or the second tubular body. Here, the first tubular body is connected to the first tubular body side connection port so as not to be rotatable about its axis, and/or the second tubular body is connected to the second tubular body side connection port, It is connected so as not to rotate about its axis.

A drainage device according to an eighth aspect of the present invention includes the curved flow path forming member according to any one of the first to fifth aspects, the first tubular body, the first tubular body and the air conditioner. and a curved first joint that connects with the drain of the machine. Here, the first joint includes a tubular drainage port side member having a drainage port side connection port connected to the drainage port, and a tubular body side connection port to which the first tubular body is connected. The tube-side member is configured to be connected. The first tubular body is connected to the first tubular body-side connection port so as not to be rotatable around its axis, and is connected to the tubular body-side connection port so as to be unrotatable around its axis. . The tube-side member has a straight axis, and the drain port-side member has an axis bent in a substantially L shape. Therefore, the drain-side member can be connected to the pipe-side member at an arbitrary rotational position where the pipe-side member is rotated about the axial center of the pipe-side member. It is possible to turn the mouth in an arbitrary direction by rotating about the axial center of the tube-side member. By rotating the drain port side member to change the orientation of the drain port side connection port, the drain port side connection port can be easily directed toward the outlet side of the air conditioner.

Further, in the drainage structure according to the invention of claim 9, the fixing portion of the curved flow path forming member according to any one of claims 1 to 4 is fixed to the support body, and the curved flow path The first tubular body is connected to the downward facing first tubular body side connection port of the forming member, and the second tubular body is connected to the sideward facing second tubular body side connection port. The first pipe body is connected to the drain port, and the second pipe body is connected to an end portion of the drain pipe located above the drain port.

According to a tenth aspect of the invention, there is provided a drainage structure according to the ninth aspect, wherein the first tubular body and the second tubular body have flexibility, and the first tubular body The second tubular body is formed to have a shorter axial length. Since the second tubular body is formed short, it is less likely to undulate.

According to the eleventh aspect of the invention, there is provided a drainage structure according to the ninth or tenth aspect, wherein the first tubular body and the drain port are connected via a first joint. The first joint is covered with a first cover member, and the first cover member has a split portion extending along its axial direction. Similarly, the second tubular body and the drain pipe end are connected via a second joint. The second joint is covered with a second cover member, and the second cover member has a split portion extending along its axial direction. Therefore, a joining member such as an adhesive tape is wound around each of the covering members so as to prevent the split portions from opening. Further, the curved flow path forming member has a lid. The curved flow path forming member main body has an opening through which the curved drainage flow path can be visually recognized from the outside, and the lid is detachably attached to the curved flow path forming member main body so as to close the opening. . Further, the curved flow path forming member is covered with a curved flow path forming member covering member. The curved flow path forming member covering member is divided into a main body covering portion that covers the curved flow path forming member main body and a lid body covering portion that covers the lid body. The body cover portion includes two divided bodies that are divided so as to sandwich the first tubular body side connection port, the second tubular body side connection port, and the fixing portion. Therefore, a joining member such as an adhesive tape is wound around the main body cover portion so that the divided body is not separated. By removing the lid covering portion from the main body covering portion, the lid can be removed from the curved flow path forming member main body.

According to the curved channel forming member, the curved channel forming device, the drainage device, and the drainage structure according to the present invention, bending of the tubular body itself can be suppressed by using the curved channel forming member at the vertex of the drainage channel. In addition, by providing the fixing portion to the curved flow path forming member, the curved flow path forming member, that is, the apex portion of the drainage path can be easily supported.

1 is a perspective view of a drainage structure according to an embodiment of the invention, in which a second joint is in a parallel posture; FIG. Similarly, it is a front view in which the second joint is in a parallel posture. Similarly, it is a front view in which the second joint is in an orthogonal posture. FIG. 3 is a front view of the drainage structure shown in FIG. 2 when the first and second covering members and the curved flow path forming member covering member are removed; FIG. 4 is a front view of the drainage structure shown in FIG. 3 when the first and second covering members and the curved flow path forming member covering member are removed; Similarly, in the drainage path forming member, the second joint is in a parallel posture, and it is a cross-sectional view when the first and second cover members and the curved flow path forming member cover member are removed. Similarly, in the drainage path forming member, the second joint is in the orthogonal posture, and it is a cross-sectional view when the first and second covering members and the curved flow path forming member covering member are removed. Similarly, it is the front view which assembled|attached the 1st covering member to the 1st joint, and fracture|ruptured the 1st covering member. 9 is a cross-sectional view taken along line AA in FIG. 8. FIG. Similarly, it is a cross-sectional view of the first joint. Similarly, it is a perspective view of the first joint. Similarly, it is a perspective view of a drain port side member. Similarly, it is a perspective view of the first main body side member. Similarly, it is a perspective view of a 1st connection nut, Comprising: (a) is the perspective view seen from the front side, (b) is the perspective view seen from the back side. Similarly, it is a perspective view of one divided body in a 1st covering member. Similarly, it is a perspective view of the other division body in a 1st covering member. Similarly, it is the front view which assembled|attached the 2nd cover member to the 2nd joint in a parallel attitude|position, and fracture|ruptured the 2nd cover member. Similarly, it is the front view which assembled|attached the 2nd cover member to the 2nd joint in an orthogonal attitude|position, and fracture|ruptured the 2nd cover member. Similarly, it is sectional drawing of the 2nd joint in a parallel attitude|position. Similarly, it is a cross-sectional view of the second joint in the orthogonal posture. Similarly, it is a front view of the second main body side member. Similarly, it is a front view of a drain pipe side member. Similarly, it is a perspective view of a retaining ring. Similarly, it is a perspective view of a 2nd connection nut, (a) is the perspective view seen from the front side, (b) is the perspective view seen from the back side. Similarly, it is a perspective view of one divided body of the second main body side member covering member of the second covering member. Similarly, it is a perspective view of the other divided body of the second main body side member covering member of the second covering member. Similarly, it is a perspective view of one divided body in the drain pipe side member covering member of the second covering member. Similarly, it is a perspective view of the other divided body in the drain pipe side member covering member of the second covering member. Similarly, it is sectional drawing which assembled|attached the cover member for curved flow-path formation members to the curved flow-path formation member. Similarly, it is the perspective view which provided the assembly|attachment part in the main-body part in a crooked flow-path formation member. Similarly, it is the top view which provided the assembly|attachment part in the main-body part in a curved flow-path formation member. Similarly, it is a perspective view of a connector in the curved flow path forming member. Similarly, it is a perspective view of the lid in the curved flow path forming member. Similarly, it is a perspective view of the attachment body in a crooked flow-path formation member, (a) is the perspective view seen from the front side, (b) is the perspective view seen from the back side. Similarly, it is a perspective view of the valve body in the curved flow path forming member. Similarly, it is a perspective view of one divided body in the curved flow path forming member covering member. Similarly, it is a perspective view of the other divided body in the curved flow path forming member covering member. FIG. 7 is a view corresponding to FIG. 6 of another embodiment of the present invention; Similarly, it is a view corresponding to FIG.

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, embodiments for carrying out the present invention will be described with reference to the drawings.

1-37 illustrate one embodiment of the present invention. Reference numeral 1 in the figure indicates an air conditioner. 1a indicates a drain port of the air conditioner 1; Reference numeral 2 denotes a hanging bolt as a hanging tool for hanging the air conditioner 1 . 3 indicates a structure or other support. 4 indicates a drain pipe. 4a indicates the end of the drain pipe 4, which is the end of the drain pipe. 5 indicates a drainage path component. 6 indicates the drainage structure.

The drainage path constituent member 5 constitutes a drainage path between the drainage port 1a of the air conditioner 1 and the drainage pipe end portion 4a positioned above the drainage port 1a. In other words, the air conditioner 1 is provided with a pump for pressure-feeding the wastewater, and the wastewater is once lifted up to the top of the drainage path by the pump and then descends.

The drainage path component member 5 includes a tubular main body 7 , a first joint 8 , and a second joint 9 , the inside of which serves as a drainage channel. The first joint 8 has a drain port side connection port 8a connected to the drain port 1a and a main body one end side connection port 8b to which one end side of the main body 7 is connected. In the illustrated embodiment, the connection port 8a on the side of the drain is bent so that the direction 8x of the connection port 8a on the side of the main body and the direction 8y on the side of the one end of the main body are perpendicular to each other. The second joint 9 has a body other end side connection port 9a to which the other end side of the body 7 is connected, and a drain pipe side connection port 9b connected to the drain pipe end portion 4a. A parallel posture in which the direction 9x of the port 9a and the direction 9y of the drain pipe side connection port 9b are parallel, and a bent posture in which the directions 9x and 9y are cross directions (orthogonal directions in the illustrated embodiment). It is formed so as to be selectively changeable between the orthogonal posture) and the Therefore, in the drainage path component 5, one end side of the main body 7 is connected to the main body one end side connection port 8b of the first joint 8, and the other end side of the main body 7 is connected to the main body other end side connection port 9a of the second joint 9. The main body 7, the first joint 8 and the second joint 9 are integrated.

Specifically, the main body 7 includes a first tubular body 10, a second tubular body 11, and a curved flow path disposed above the first joint 8 and connecting the first tubular body 10 and the second tubular body 11. and a forming member 12 . More specifically, the curved channel forming member 12 forms the apex portion of the drainage channel between the drain port 1a of the air conditioner 1 and the drain pipe end 4a located above the drain port 1a. , and the inside becomes the bent drainage channel 12a. The side opposite to the curved flow path forming member 12 of the first tubular body 10 is one end side of the main body 7, and the side opposite to the curved flow path forming member 12 of the second tubular body 11 is the other end of the main body 7. side.

The first joint 8 detachably connects a cylindrical drain port side member 801 having the drain port side connection port 8a and a cylindrical first main body side member 802 having the main body one end side connection port 8b. configured. Here, the first main body side member 802 is formed so that its axis is straight. The drain port side member 801 is formed such that its axis is bent in a substantially L shape, and the drain port side member 801 can be rotated about the axis of the first main body side member 802 to an arbitrary rotation position. can be connected to the first main body side member 802, and by its rotation, the direction 8x of the drain port side connection port 8a is rotated about the axis of the first main body side member 802 as an arbitrary direction. It is possible to turn.

Also, the drain port side member 801 and the first main body side member 802 in the first joint 8 are connected to either one side member (the drain port side member 801 in the illustrated embodiment). , a first male threaded portion 8c is formed on the outer peripheral surface thereof, and a first connecting nut 8d is idly rotatable around the outer periphery of the member on the other side (the first main body side member 802 in the illustrated embodiment). After being mounted, the drain port side member 801 and the first main body side member 802 are connected by screwing the first male screw portion 8c and the first connection nut 8d. Here, the end surface of the first connecting nut 8d facing the one side member (the drain port side member 801) of the drain port side member 801 and the first main body side member 802 has a first unevenness along the circumferential direction. 8e is formed, and the first connecting nut 8d is screwed into the first male threaded portion 8c on the one side member (drain port side member 801) of the drain port side member 801 and the first main body side member 802. A first engaging portion 8f that engages with the first unevenness 8e is provided. Therefore, the first unevenness 8e is formed in a serrated shape (preferably, a sawtooth shape) so that the first engaging portion 8f that engages with the first unevenness 8e prevents the rotation of the first connection nut 8d in the loosening direction. In each tooth portion forming blade-like unevenness, the engaged surface in the direction of loosening is an upright surface or a steeply inclined surface, and the engaged surface in the opposite direction of tightening is a gently inclined surface. to) is formed.

In addition, the first connection nut 8d is loosened from the first male threaded portion 8c on the member on the other side (the first body side member 802) of the drain port side member 801 and the first body side member 802. After the first male screw portion 8c is unscrewed, it can be contacted by moving within one lead toward the loosening side (that is, moving within one lead toward the loosening side in the axial direction of the first male screw portion 8c). A first restricting convex portion 8g is provided which restricts further movement of the first connecting nut 8d toward the loosening side (that is, movement of the first male screw portion 8c toward the loosening side in the axial direction) by coming into contact therewith. It is The first connecting nut 8d is provided with a first concave portion 8h through which the first restricting convex portion 8g can pass at a predetermined rotational position of the first connecting nut 8d. One lead means that when one screw member (in the illustrated embodiment, the first connecting nut 8d) rotates once in screw engagement, the one screw member moves in the axial direction of the screw. Tell me how far you want to go.

The second joint 9 has a positioning means 9c for positioning the posture in each of the parallel posture and the bent posture (perpendicular posture in the illustrated embodiment). The second joint 9 is formed by separating a cylindrical second main body side member 901 having the main body other end side connection port 9a and a cylindrical drain pipe side member 902 having the drain pipe side connection port 9b. It is constructed by connecting as possible. Here, the second main body side member 901 and the drain pipe side member 902 are both formed by bending their axial centers, and the second main body side member 901 and the drain pipe side member 902 are connected to each other on the connecting side. The parallel posture and the bent posture (perpendicular posture) are formed by connecting at a rotation position where the axis is rotated relative to the axis. Therefore, either the second main body side member 901 or the drain pipe side member 902 is positioned so that the second main body side member 901 and the drain pipe side member 902 are positioned in the parallel posture and the bent posture (perpendicular posture). One of the members (in the illustrated embodiment, the drain pipe side member 902) is provided with a protrusion 9d, and the other member (in the illustrated embodiment, the second main body side member 901) is provided with the protrusion A recess 9e is provided which engages with 9d. That is, the positioning means 9c is composed of the projecting portion 9d and the recessed portion 9e.

In addition, the second main body side member 901 and the drain pipe side member 902 in the second joint 9 are connected to each other on either side (the drain pipe side member 902 in the illustrated embodiment). A tubular portion 9f is provided, and an inner tubular portion 9g that is inserted into the outer tubular portion 9f is provided on the other side (the second main body side member 901 in the illustrated embodiment). A ring-shaped water stop member 9h is fitted to the outer peripheral portion of the inner cylinder portion 9g, and the water stop member 9h is in close contact with the inner peripheral surface of the outer cylinder portion 9f. Therefore, the water stop member 9h prevents the drain pipe side member 902 from moving away from the second main body side member 901 due to its own weight until the protrusion 9d and the recess 9e are disengaged.

In addition, the second main body side member 901 and the drain pipe side member 902 are connected to each other, and on either one side member (in the illustrated embodiment, the drain pipe side member 902), on the outer peripheral surface thereof, A second male threaded portion 9i is formed, and a second connection nut 9j is rotatably mounted around the outer periphery of the member on the other side (in the illustrated embodiment, the second main body side member 901) to The second main body side member 901 and the drain pipe side member 902 are connected by screwing the male screw portion 9i and the second connection nut 9j. Here, the end surface of the second connection nut 9j facing the one side member (drain pipe side member 902) of the second main body side member 901 and the drain pipe side member 902 has a second unevenness along the circumferential direction. 9k is formed, and the second connecting nut 9j is screwed into the second male threaded portion 9i of the one side member (drain pipe side member 902) of the second main body side member 901 and the drain pipe side member 902. A second engaging portion 9m that engages with the second unevenness 9k is provided. Therefore, the second unevenness 9k is formed in a sawtooth shape (preferably, a sawtooth shape) so that the second engaging portion 9m that engages with the second unevenness 9k prevents the rotation of the second connection nut 9j in the loosening direction. In each tooth portion forming blade-like unevenness, the engaged surface in the direction of loosening is an upright surface or a steeply inclined surface, and the engaged surface in the opposite direction of tightening is a gently inclined surface. to) is formed.

Further, the second connecting nut 9j is loosened with respect to the second male screw portion 9i on the other member (the second main body side member 901) of the second main body side member 901 and the drain pipe side member 902. After disengagement from the second male threaded portion 9i, contact is achieved by movement within one lead toward the loosened side (that is, movement within one lead toward the loosened side in the axial direction of the second male threaded portion 9i). A second restricting convex portion 9n is provided that restricts further movement of the second connecting nut 9j toward the loosening side (that is, movement toward the loosening side in the axial direction of the second male screw portion 9i) by coming into contact with the second connecting nut 9j. It is The second connecting nut 9j is provided with a second concave portion 9p through which the second restricting convex portion 9n can pass at a predetermined rotational position of the second connecting nut 9j.

The curved flow path forming member 12 has a first tubular body side connection port 12b to which the first tubular body 10 is connected, and a second tubular body side connection port 12c to which the second tubular body 11 is connected. , to the bent drainage channel 12a which is a part of the drainage channel. That is, the first tubular body 10 connected to the drain port 1a (more specifically, connected via the first joint 8) is connected to the first tubular body side connection port 12b, and the inside of the first tubular body 10 communicates with the curved drainage flow path 12a. connected as follows. Then, the second tubular body 11 connected to the drain pipe end 4a (more specifically, connected via the second joint 9) is connected to the second tubular body side connection port 12c, and the inside thereof and the curved drainage flow path 12a are connected. communicatively connected.

Then, the curved flow path forming member 12 is arranged so that the angle between the orientation 12x of the first tubular body side connection port 12b and the orientation 12y of the second tubular body side connection port 12c is a right angle or a smaller angle (illustration In an embodiment, they are formed at right angles). In other words, the first tubular body side connection port 12b and the second tubular body side connection port 12c are arranged such that the direction 12y of the second tubular body side connection port 12c is in a state in which the direction 12x of the first tubular body side connection port 12b is the vertically downward direction. It is provided so as to face the horizontal direction or downward (horizontal direction in the illustrated embodiment).

Further, the curved flow path forming member 12 includes a curved flow path forming member main body 12d having the curved drainage flow path 12a, the first tubular body side connection port 12b, and the second tubular body side connection port 12c, and in addition to a support body. 3 is provided with a fixing portion 12e that can be fixed. Here, the fixed part 12e is provided on the attachment body 12g which has an attachment part 12f attached to the support body 3 and is separate from the crooked flow path forming member main body 12d, and on the crooked flow path forming member main body 12d. and an attachment portion 12h that can be attached to the attachment body 12g. In the illustrated embodiment, the fixed portion 12e is provided on the opposite side of the curved flow path forming member 12 from the second tubular body side connection port 12c. The fixing portion 12e can be fixed to a bolt member (in the illustrated embodiment, a hanging bolt 2 for hanging the air conditioner 1) serving as a support 3 arranged near the air conditioner 1. In this state, the first tubular body 10 is arranged to extend downward from the curved flow path forming member 12 .

Further, the curved flow path forming member 12 includes a lid 12i. Here, the curved flow path forming member main body 12d has an opening 12j through which the curved drainage flow path 12a can be visually recognized from the outside. The lid 12i is detachably attached to the curved flow path forming member main body 12d so as to close the opening 12j.

In addition, a valve body 13 is provided inside the curved flow path forming member 12 (more specifically, the curved flow path forming member main body 12d), and the valve body 13 normally closes the curved drainage flow path 12a, When the drainage from the first tubular body 10 flows in, the curved drainage channel 12a is opened. The valve body 13 can be put in and taken out from the opening 12j. Specifically, the curved flow path forming member 12 (more specifically, the curved flow path forming member main body 12d) includes a bottom plate 12k and a projecting tubular portion 12m that projects upward from the bottom plate 12k. The inside of the cylindrical portion 12m communicates with an inflow portion 12n into which the waste water from the first tubular body 10 flows. Therefore, the valve body 13 is provided at the projecting end of the projecting cylindrical portion 12m.

Moreover, the drainage path component member 5 includes a cover member that covers one of the first joint 8 and the second joint 9 so as to accommodate the joint inside. In the illustrated embodiment, each of the first joint 8 and the second joint 9 serves as one of the joints, and as a cover member, a first cover member 14 that covers the first joint 8 so as to accommodate it inside, and a second cover member 14 that covers the first joint 8 inside. A second cover member 15 is provided to cover the joint 9 so as to accommodate it therein. Here, the first joint 8 has a first coupled portion 8i as a coupled portion formed on its outer surface, and the first cover member 14 has an inner surface coupled to the first coupled portion 8i. A first coupling portion 14a is formed as a coupling portion, and the coupling between the first coupled portion 8i and the first coupling portion 14a prevents the first cover member 14 from dropping due to its own weight. temporarily held in Similarly, the second joint 9 is formed with a second coupled portion 9q as a coupled portion on its outer surface, and the second covering member 15 is coupled with the second coupled portion 9q on its inner surface. A second coupling portion 15a is formed as a coupling portion, and the coupling between the second coupled portion 9q and the second coupling portion 15a prevents the second covering member 15 from dropping due to its own weight. temporarily held in In the illustrated embodiment, the first and second coupled portions 8i and 9q are formed by convex portions, and the first and second coupling portions 14a and 15a are fitted into the convex portions and frictionally adheres to the convex portions. It consists of recesses joined by

Specifically, the first cover member 14 has a tubular shape with an axis bent in a substantially L shape, covering the first joint 8 so as to be accommodated therein. The first cover member 14 has one or more (two in the illustrated embodiment) divided portions 14b extending along its axial direction, and closing the divided portions 14b allows the first joint It is possible to cover so as to accommodate 8 inside.

Here, in the first joint 8, the outer surface of the bent portion of the first joint 8, which is the side away from the cross section cut by the plane containing the axis of the first joint 8 (in the illustrated embodiment, , both sides), the first coupling portion 8i is formed. In the first cover member 14, the inner surface of the bent portion of the first cover member 14, which is the side away from the cross section cut by the plane containing the axis of the first cover member 14 (in the illustrated embodiment, , the first coupling portion 14a is formed on both sides).

The second cover member 15 accommodates a tubular second body side member cover member 151 with a bent axis and a drain pipe side member 902 so as to cover the second body side member 901 inside. A tubular drainage pipe side member cover member 152 with a bent axis is provided so as to cover the drain pipe side member. The second main body side member covering member 151 and the drain pipe side member covering member 152 have one or a plurality of (two in the illustrated embodiment) divided portions 15b extending along the axial direction thereof. By closing the divided portion 15b, the second main body side member 901 and the drain pipe side member 902 can be covered so as to be housed inside.

Here, one member of the second main body side member 901 and the drain pipe side member 902 has a cross section cut along a plane including the axis of the one member, which is the outer surface of the bent portion of the one member. The second coupling 9q is formed on the side (both sides in the illustrated embodiment) away from the . In the covering member for the second main body side member 151 and the drain pipe side member covering member 152, the covering member covering the one member has a The second connecting portion 15a that connects with the second connecting portion 9q is formed on the side (both sides in the illustrated embodiment) farther from the cross section cut along the plane containing the axial center of the cover member. By coupling the second coupling portion 9q and the second coupling portion 15a, the cover member covering the one member is temporarily held by the one member so as not to drop due to its own weight. In the illustrated embodiment, each of the second body-side member 901 and the drain pipe-side member 902 serves as one member, and both the second body-side member 901 and the drain pipe-side member 902 have the second coupled portion 9q. is provided, and the second coupling portion 15a is provided on both the second main body side member covering member 151 and the drain pipe side member covering member 152 .

In addition to the first covering member 14 and the second covering member 15, the drainage path forming member 5 includes a bending passage forming member covering member 16. As shown in FIG. Therefore, a curved flow path forming member 17 is configured by including a curved flow path forming member covering member 16 in the curved flow path forming member 12 . That is, the curved flow path forming body 17 includes the curved flow path forming member 12 and the curved flow path forming member covering member 16 that covers the curved flow path forming member 12 so as to accommodate the curved flow path forming member 12 therein. The curved flow path forming member cover member 16 is divided into a main body cover portion 16a that covers the curved flow path forming member main body 12d and a lid cover portion 16b that covers the lid 12i. is removed from the main body covering portion 16a, the lid 12i can be removed from the curved flow path forming member main body 12d.

In addition, a curved flow path forming device 18 is configured by including the first tubular body 10 and/or the second tubular body 11 in the curved flow path forming member 12 . That is, the curved flow path forming device 18 includes the curved flow path forming member 12, the first tubular body 10 connected to the first tubular body side connection port 12b of the curved flow path forming member 12, and/or the second tube. and a second tubular body 11 connected to the body-side connection port 12c. Here, the first tubular body 10 is connected to the first tubular body side connection port 12b of the curved flow path forming member 12 so as not to be rotatable about its axis. It is connected to the second tubular body side connection port 12c of the flow path forming member 12 so as not to rotate about its axis.

Moreover, a drainage device 19 is configured by including the first tubular body 10 and the first joint 8 in the curved flow path forming member 12 . That is, the drainage device 19 includes the curved flow path forming member 12, the first tubular body 10 connected to the first tubular body side connection port 12b of the curved flow path forming member 12, the first tubular body 10 and the air conditioner. and a bent first joint 8 that connects to the drain port 1a of 1. Here, as described above, the first joint 8 includes a cylindrical drain port side member 801 having the drain port side connection port 8a connected to the drain port 1a, and a tubular body side member 801 to which the first tubular body 10 is connected. A cylindrical tubular member (that is, first main body side member 802) having a connection port (that is, main body one end side connection port 8b) is connected (more specifically, separably connected). . The first tubular body 10 is connected to the first tubular body side connection port 12b of the curved flow path forming member 12 so as not to be rotatable about its axis, and is connected to the first joint 8 (specifically, the first main body side The member 802) is connected to the tubular body side connection port (that is, the main body one end side connection port 8b) so as not to be rotatable about its axis.

In the drainage structure 6, the fixing portion 12e of the curved flow path forming member 12 is fixed to the support 3, and the downward facing first tubular body side connection port 12b of the curved flow path forming member 12 is connected to the first tubular body. 10 is connected, and the second tubular body 11 is connected to the second tubular body side connection port 12c facing sideways. In the drainage structure 6, the first tubular body 10 is connected to the drainage port 1a of the air conditioner 1, and the second tubular body 11 is connected to the drainage pipe end portion 4a positioned above the drainage port 1a. .

Moreover, in this drainage structure 6 , the first tubular body 10 and the drainage port 1 a are connected via a first joint 8 . The first joint 8 is covered with a first cover member 14, and the first cover member 14 has a split portion 14b extending along its axial direction. Similarly, the second tubular body 11 and the drain pipe end portion 4 a are connected via a second joint 9 . The second joint 9 is covered with a second cover member 15 (that is, the second main body side member cover member 151 and the drain pipe side member cover member 152 described above), and the second cover member 15 is , and has a split portion 15b extending along its axial direction. Therefore, a joining member 20 such as an adhesive tape is wound around each covering member (that is, the first covering member 14 and the second covering member 15) so as to prevent the divided portions 14b and 15b from opening.

Further, in the drainage structure 6 , the curved flow path forming member 12 is covered with a curved flow path forming member cover member 16 . As described above, the curved flow path forming member 12 includes the curved flow path forming member main body 12d having the opening 12j and the lid 12i closing the opening 12j. Accordingly, the curved flow path forming member covering member 16 is divided into a main body cover portion 16a that covers the curved flow path forming member main body 12d and a lid body cover portion 16b that covers the lid body 12i. there is Here, the main body cover portion 16a sandwiches the first tubular body side connection port 12b, the second tubular body side connection port 12c, and the fixing portion 12e (in the illustrated embodiment, it also sandwiches the opening 12j). ) Two split bodies 16c, 16c are provided, and a joining member 20 such as an adhesive tape is wound around the main body cover portion 16a so that the split bodies 16c, 16c are not separated.

By the way, the first joint 8 is not limited to the one used for the drainage path of the air conditioner 1, and has connection ports (drain port side connection port 8a, body It can also be grasped as a pipe joint having one end side connection port 8b). Similarly, the second joint 9 can also be used as a pipe joint having connection ports (main body other end side connection port 9a, drain pipe side connection port 9b) at both ends with pipe bodies (second pipe body 11, drain pipe 4). I can grasp it. Therefore, this pipe joint (the first pipe joint 8 or the second pipe joint 9) is a tubular first connecting body ( a drain port side member 801 or a second main body side member 901) and a cylindrical second connecting body (a first main body side member 802 and a drain pipe side member 902).

Then, the first connecting body and the second connecting body are connected to one of the connecting bodies (in the illustrated embodiment, the drain port side member 801 or the drain pipe side member 902) on the connecting side of each other. A male threaded portion (a first male threaded portion 8c or a second male threaded portion 9i) is formed on the outer peripheral surface, and a connector on the other side (in the illustrated embodiment, a first body side member 802 or a second body side member) is formed. A connection nut (a first connection nut 8d or a second connection nut 9j) is idly mounted around the outer periphery of the member 901), and a male screw portion (a first male screw portion 8c or a second male screw portion 9i) is attached. and the connection nut (the first connection nut 8d or the second connection nut 9j), the first connection body and the second connection body are connected.

Here, the end surface of the connecting nut (the first connecting nut 8d or the second connecting nut 9j) facing the one-side connecting body (the drain port side member 801 or the drain pipe side member 902) has unevenness along the circumferential direction. (the first unevenness 8e or the second unevenness 9k) is formed, and the connection nut (the first connection nut 8d or the second connection nut 9j) is attached to the connecting body on one side (the drain port side member 801 or the drain pipe side member 902). ) is screwed into the male screw portion (first male screw portion 8c or second male screw portion 9i), the engaging portion (first engaging portion 8f or a second engaging portion 9m) is provided. Therefore, the unevenness (the first unevenness 8e or the second unevenness 9k) has an engaging portion (the first engaging portion 8f or the second engaging portion) that engages with the unevenness (the first unevenness 8e or the second unevenness 9k). 9m) is formed in a serrated shape so as to prevent rotation of the connecting nut (the first connecting nut 8d or the second connecting nut 9j) in the loosening direction.

A connection nut (first connection nut 8d or second connection nut 9j) is attached to the connection body (first main body side member 802 or second main body side member 901) on the other side, and a male screw portion (first male screw 8c or second male threaded portion 9i), and after releasing the screwing with the male threaded portion (first male threaded portion 8c or second male threaded portion 9i), it is possible to move within one lead to the loosened side. By moving (that is, moving within one lead toward the loosened side in the axial direction of the male screw portion), the connecting nut (first connecting nut 8d or second connecting nut 9j) is further loosened. (that is, the movement of the male screw portion toward the loosening side in the axial direction) is provided. Furthermore, the connection nut (first connection nut 8d or second connection nut 9j) has a regulation projection (first regulation projection) at a predetermined rotational position of the connection nut (first connection nut 8d or second connection nut 9j). A concave portion (first concave portion 8h or second concave portion 9p) through which the convex portion 8g or the second restricting convex portion 9n) can pass is provided.

In addition, as described above, the second joint 9 has connection ports (body other end side connection port 9a, drain pipe side connection port 9b) at both ends for connection with the tubular bodies (second tubular body 11, drain pipe 4). This pipe joint (second pipe joint 9) and a cover member (second cover member 15) that covers the pipe joint (second pipe joint 9) so as to accommodate the pipe joint inside the pipe joint can be grasped as a pipe joint. A joint device is constructed. That is, the pipe joint device includes the pipe joint (second pipe joint 9) and the covering member (second covering member 15). Specifically, the pipe joint (second pipe joint 9) is connected at one end to a cylindrical first connecting body (second main body side member 901) having a connection port (main body other end side connection port 9a) at one end. A cylindrical second connecting body (drain pipe side member 902) having an opening (drain pipe side connection port 9b) is provided, and the first connecting body (second main body side member 901) and the second connecting body (drain pipe The other end with the side member 902) is connected. Both the first connecting body (second main body side member 901) and the second connecting body (drain pipe side member 902) are formed by bending the axial center, and the first connecting body (second main body side member 901) ) and the second connecting body (drain pipe side member 902) are connected at a rotational position in which they are relatively rotated about the axis of the connection side, so that both connection ports (main body other end side connection The relative orientation of the port 9a and the drain pipe side connection port 9b) can be changed.

On the other hand, the cover member (second cover member 15) is a cylindrical first cover member (second main body member 901) with a bent axis that covers the first connecting member (second main body side member 901) so as to accommodate it inside. Side member cover member 151) and a cylindrical second cover body (drain pipe side member cover member 152 ), and each covering body has one or more divided portions (divided portions 15b) extending along its axial direction, and by closing the divided portions (divided portions 15b), the first connecting body (Second main body side member 901) and the second connecting body (drain pipe side member 902) can be covered so as to be accommodated inside.

Here, one connecting body (each connecting body in the illustrated embodiment) of the first connecting body (second main body side member 901) and the second connecting body (drain pipe side member 902) has a A coupled portion (second coupled portion 9q) is formed on the outer surface. Then, the one connecting body (the second main body side member 901, the drain pipe The cover body (covering member 151 for the second main body side member, covering member 152 for the drain pipe side member) covering the side member 902) has, on the inner surface thereof, a coupling portion to be coupled to the coupled portion (second coupled portion 9q). A portion (second connecting portion 15a) is formed, and the one connecting body (second main body side member 901 , drain-pipe-side member 902), the one connecting body (second Temporarily held by main body side member 901 and drain pipe side member 902)

Specifically, the first tubular body 10 is composed of a tubular body 10a and a cylindrical covering material 10b covering the tubular body 10a. Similarly, the second tubular body 11 is composed of a tubular body 11a and It is composed of a tubular covering member 11b that covers the pipe main body 11a. Here, the pipe main bodies 10a and 11a are made of synthetic resin, for example, and the cover members 10b and 11b are made of heat insulating material. At least the second tubular body 11 has flexibility. In the illustrated embodiment, the first tubular body 10 and the second tubular body 11 are flexible, and the axial length of the second tubular body 11 is shorter than that of the first tubular body 10 .

As described above, the first joint 8 connects the drain port side member 801 and the first body side member 802 via the first connecting nut 8d. Specifically, a U-shaped snap ring 8j (same shape as a snap ring 9r, which will be described later) is attached to the outer peripheral portion of the first main body side member 802 . The first connecting nut 8d is a cap nut for use around water, and the first connecting nut 8d is retained by the retaining ring 8j from the outer peripheral surface of the first main body side member 802, and is held by the first male member. It is tightened to the screw portion 8c. At this time, the tip portion of the first main body side member 802 is inserted into the drain port side member 801, and the ring-shaped water stop member 8k fitted to the outer peripheral portion of the inserted tip portion acts as the drain port side member. It is in close contact with the inner peripheral surface of 801 .

In the first joint 8, the drain port side connection port 8a has a large diameter portion 8m and a small diameter portion 8n corresponding to different diameters of the drain port 1a. In the illustrated embodiment, the diameter of the drain port 1a is large, and the drain port 1a is fitted with the large diameter portion 8m of the drain port side connection port 8a. The main body one end side connection port 8b is composed of an inner tubular portion 8p, an intermediate tubular portion 8q, and an outer tubular portion 8r, which are arranged concentrically. Therefore, the pipe main body 10a of the first tubular body 10 is inserted between the inner tubular portion 8p and the intermediate tubular portion 8q, and the covering material 10b of the first tubular body 10 is inserted between the intermediate tubular portion 8q and the outer tubular portion 8r. It is inserted between them and fixed to the main body one end side connection port 8b by, for example, adhesion.

As described above, the second joint 9 connects the second main body side member 901 and the drain pipe side member 902 via the second connection nut 9j. Specifically, a U-shaped retaining ring 9r is attached to the outer peripheral portion of the second main body side member 901 . The second connecting nut 9j is a cap nut for plumbing, and the second connecting nut 9j is retained by the retaining ring 9r from the outer peripheral surface of the second main body side member 901, and the second male connector 9j It is tightened to the screw portion 9i. At this time, the tip portion of the second main body side member 901 (that is, the inner cylindrical portion 9g described above) is inserted into the drain pipe side member 902 (specifically, the outer cylindrical portion 9f described above), and the inserted tip A ring-shaped water stop member 9h fitted to the outer peripheral portion of the portion comes into close contact with the inner peripheral surface of the drain pipe side member 902 (more specifically, the outer cylindrical portion 9f described above).

As described above, both the second main body side member 901 and the drain pipe side member 902 are formed by bending their axial centers. is bent 45° from Therefore, the second main body side member 901 and the drain pipe side member 902 are rotated by 180° relative to each other with their axial centers located on the same plane and their connecting side axial centers rotated about the axis. By connecting at positions, the parallel and orthogonal positions described above are formed.

Further, regarding the protrusion 9d and the recess 9e in the second joint 9, the protrusion 9d is formed so as to protrude from the tip surface of the drain pipe side member 902 facing the second main body side member 901 side. It is formed. The recessed portion 9e is recessed from the surface of the retaining ring 9r provided on the second main body side member 901 facing the drain pipe side member 902 side.

In the second joint 9, the connection port 9a on the other end of the main body is composed of an inner tubular portion 9s, an intermediate tubular portion 9t, and an outer tubular portion 9u, which are arranged concentrically. Therefore, the pipe main body 11a of the second tubular body 11 is inserted between the inner tubular portion 9s and the intermediate tubular portion 9t, and the covering member 11b of the second tubular body 11 is inserted between the intermediate tubular portion 9t and the outer tubular portion 9u. is inserted between them and fixed to the main body other end side connection port 9a by, for example, adhesion. The drain pipe side connection port 9b has a large diameter portion 9v and a small diameter portion 9w so as to correspond to different diameters of the drain pipe 4. As shown in FIG. In the illustrated embodiment, the drain pipe 4 has a large diameter, and the drain pipe 4 (more specifically, the drain pipe end 4a) is fitted with the large diameter portion 9v of the drain pipe side connection port 9b. .

The curved flow path forming member 12 includes the curved flow path forming member main body 12d, the fixing portion 12e, and the lid body 12i. The curved flow path forming member main body 12d has a separate tubular connection body 12p having a second tubular body side connection port 12c. 12r (same shape as the first connecting nut 8d). Specifically, the body portion 12q has a body tube portion 12s and an extension tube portion 12t extending laterally from the body tube portion 12s. is formed. A connecting nut 12r is rotatably mounted around the outer circumference of the connecting body 12p, and the connecting body 12p is connected to the main body 12q by screwing the male threaded portion 12u and the connecting nut 12r. More specifically, a U-shaped retaining ring 12v (same shape as the retaining ring 9r described above) is attached to the outer peripheral portion of the connection body 12p. The connecting nut 12r is a cap nut for plumbing, and the retaining ring 12v prevents the connecting nut 12r from slipping off from the outer peripheral surface of the connecting body 12p, and is tightened to the male screw portion 12u. At this time, the distal end portion of the connection body 12p is inserted into the extended cylindrical portion 12t, and the ring-shaped water stop member 12w fitted to the outer peripheral portion of the inserted distal end portion is positioned on the inner periphery of the extended cylindrical portion 12t. close to the surface.

In addition, a first pipe-side connection port 12b is formed in the curved flow path forming member main body 12d (more specifically, the main tubular portion 12s) so as to protrude downward from the bottom plate 12k. The first tube-side connection port 12b is composed of an inner tubular portion 120a, an intermediate tubular portion 120b, and an outer tubular portion 120c, which are arranged concentrically. Therefore, the pipe main body 10a of the first tubular body 10 is inserted between the inner tubular portion 120a and the intermediate tubular portion 120b, and the covering material 10b of the first tubular body 10 is inserted between the intermediate tubular portion 120b and the outer tubular portion 120c. It is inserted between and fixed to the first tubular body side connection port 12b by, for example, adhesion. The inside of the inner cylindrical portion 120a becomes the inflow portion 12n into which the waste water from the first tubular body 10 flows. Similarly, the second tubular body side connection port 12c is composed of an inner tubular portion 120d, an intermediate tubular portion 120e, and an outer tubular portion 120f, which are concentrically arranged. Therefore, the pipe main body 11a of the second tubular body 11 is inserted between the inner tubular portion 120d and the intermediate tubular portion 120e, and the covering member 11b of the second tubular body 11 is inserted between the intermediate tubular portion 120e and the outer tubular portion 120f. It is inserted between and fixed to the second tubular body side connection port 12c by, for example, adhesion.

In addition, a plurality of ribs 120g, 120g are formed radially so as to connect the protruding end and the central portion of the protruding tubular portion 12m provided in the curved flow path forming member main body 12d (more specifically, the main tubular portion 12s). A through hole 120h is formed in the central portion where the ribs 120g and 120g are gathered. Therefore, the drainage passes between these ribs 120g, 120g and enters inside. The valve body 13 is attached to the through hole 120h. Specifically, the valve body 13 is composed of a disk-shaped valve main body 13a and a mounting protrusion 13b protruding from the central portion of the valve main body 13a. Therefore, the valve main body 13a is placed on the protruding end of the protruding tubular portion 12m, and the mounting protruding portion 13b is inserted into the through hole 120h and locked.

Further, the opening 12j of the curved flow path forming member main body 12d (specifically, the main body tubular portion 12s) is provided above the bottom plate 12k so as to open upward. A lid 12i that closes the opening 12j is attached so as to fit inside the curved flow path forming member main body 12d (specifically, the main tubular portion 12s). The lid body 12i is positioned to face the valve body 13. As shown in FIG. A ring-shaped water stop member 120i is fitted to the outer peripheral portion of the lid 12i, and the water stop member 120i is in close contact with the peripheral surface of the opening 12j.

The fixed portion 12e of the curved flow path forming member 12 includes the mounting body 12g having the mounting portion 12f and the assembly portion 12h, as described above. In the mounting body 12g, the mounting portion 12f is composed of a receiving portion 120j for receiving the support 3 and holding portions 120k, 120k extending from the front surface of the receiving portion 120j and curved to hold the support 3. Configured. In addition to the mounting portion 12f, the mounting body 12g has an attached portion 120m formed so as to protrude from the rear surface of the receiving portion 120j. On the other hand, the assembly portion 12h includes a leg portion 120n that protrudes laterally from the curved flow path forming member main body 12d (specifically, the main tubular portion 12s) and an arm portion 120p that extends vertically from the tip of the leg portion 120n. have. A mounting hole 120q is formed in the arm portion 120p. Therefore, the mounting portion 12h is mounted to the mounting body 12g by inserting and locking the mounted portion 120m into the mounting hole 120q.

The first covering member 14 is made of a heat insulating material. The first cover member 14 has the above-described divided portion 14b on the inwardly bent side and the outwardly bent side, and is provided with two divided bodies 14c, 14c divided by the divided portions 14b, 14b. Further, the first cover member 14 is formed with the above-described first coupling portions 14a in each divided body 14c. Further, the first cover member 14 is provided with a groove 14d that goes around at each end, and the joining member 20 is wound around the groove 14d.

The second cover member 15 is made of a heat insulating material. In the second cover member 15, the second main body side member cover member 151 and the drain pipe side member cover member 152 have the above-described divided portions 15b on the inwardly bent side and the outwardly bent side. It has two split bodies 15c, 15c split by the split parts 15b, 15b. In the second covering member 15, the above-described second connecting portion 15a is formed in each divided body 15c of the second main body side member covering member 151 and the drain pipe side member covering member 152. As shown in FIG. In addition, the second main body side member covering member 151 and the drain pipe side member covering member 152 are provided with a groove 15d that makes a round at the ends thereof, and the joining member 20 described above is placed in the portion of the groove 15d. be wrapped around.

The curved flow path forming member covering member 16 is made of a heat insulating material. As described above, the curved flow path forming member covering member 16 is divided into the main body covering portion 16a and the lid covering portion 16b. are assembled by fitting. The body cover portion 16a includes the divided bodies 16c, 16c described above. A circumferential groove 16d is provided at the sandwiching end, and the joint member 20 is wound around the groove 16d.

Next, the function and effect of the drainage path component member 5, the drainage structure 6, and the like, which are configured as described above, will be described. The drainage path forming member 5 constitutes a drainage path from the drainage port 1a of the air conditioner 1 to the drainage pipe end 4a located above the drainage port 1a, and comprises a cylindrical main body 7, It has a first joint 8 to which one end side of the main body 7 is connected, and a second joint 9 to which the other end side of the main body 7 is connected. Here, the first joint 8 has an axial center that is substantially L-shaped (in the illustrated embodiment, the direction 8x of the drain port side connection port 8a connected to the drain port 1a and one end side of the main body 7 are connected. It is bent so that the direction 8y of the main body one end side contact 8b to be connected is perpendicular to the direction 8y. In the second joint 9, the direction 9x of the main body other end side connection port 9a to which the other end side of the main body 7 is connected and the direction 9y of the drain pipe side connection port 9b connected to the drain pipe end portion 4a are It is possible to selectively change between a parallel posture in which the directions 9x and 9y are parallel and a bending posture in which the directions 9x and 9y intersect each other (in the illustrated embodiment, an orthogonal posture in which the directions are orthogonal). In this way, the second joint 9 can be changed between a parallel posture and a bent posture (perpendicular posture), so that the connection direction of the second joint 9 can be easily changed. By selecting either the bent posture (perpendicular posture), it is possible to easily cope with the situation of the place where the drainage path constituent member 5 is arranged.

The first joint 8 is configured by connecting a drain port side member 801 having a substantially L-shaped axis and a first body side member 802 having a straight axis. The drain port side member 801 can be connected to the first body side member 802 at an arbitrary position where the drain port side member 801 is rotated around the axis of the first body side member 802. . Therefore, by rotating the drain-side member 801 to change the orientation 8x of the drain-side connection port 8a in the drain-side member 801, the drain-side connection port 8a can be easily connected to the air conditioner. 1 can be directed to the side of the drain port 1a.

The second joint 9 is configured by connecting a second main body side member 901 and a drain pipe side member 902, and the second main body side member 901 and the drain pipe side member 902 are composed of a protrusion 9d and a recess. By engaging with the portion 9e, it is positioned in the parallel posture and the bent posture (perpendicular posture in the illustrated embodiment). A water stop member 9h is interposed between the second main body side member 901 and the drain pipe side member 902, and the water stop member 9h is disengaged from the protrusion 9d and the recessed portion 9e. up to the drain pipe side member 902 is prevented from moving to the side away from the second main body side member 901 due to its own weight. In this way, by maintaining the engagement between the protrusion 9d and the recess 9e by the waterproof member 9h, the second joint 9 is maintained in a parallel posture or a bent posture (perpendicular posture). The work (the work of assembling the second main body side member 901 and the drain pipe side member 902, more specifically, the work of assembling including screwing the second connection nut 9j into the second male screw portion 9i) is facilitated.

The main body 7 includes a first tubular body 10 , a second tubular body 11 , and a curved flow path forming member 12 connecting the first tubular body 10 and the second tubular body 11 . Therefore, by providing an opening 12j and a lid 12i in the curved channel forming member 12 located in the middle of the main body 7 (and in the middle of the drainage channel), the curved drainage channel 12a inside can be inspected. be able to.

A valve body 13 is provided inside the curved flow path forming member 12, and the valve body 13 can be replaced by inserting and removing the valve body 13 from the opening 12j. In addition, by providing the valve body 13 at the protruding end of the protruding cylindrical portion 12m that protrudes upward from the bottom plate 12k, impurities such as dust contained in the wastewater sink on the bottom plate 12k. can be prevented from adhering to the valve body 13, and the movement of the valve body 13 can be maintained for a long time.

In addition, the curved flow path forming member 12 constitutes the vertex portion of the drainage path, and the first tubular body side connection port 12b to which the first tubular body 10 connected to the drain port 1a of the air conditioner 1 is connected, It has a second tubular body side connection port 12c to which the second tubular body 11 connected to the drain pipe end portion 4a located above the drain port 1a is connected. When the orientation 12x of the first tubular body side connection port 12b is the vertically downward direction, the orientation 12y of the second tubular body side connection port 12c is in the horizontal direction or below (horizontal direction in the illustrated embodiment). turn to By using the curved channel forming member 12 at the vertex of the drainage path, the orientation of the second tubular body 11 with respect to the first tubular body 10 can be changed, and bending of the tubular body itself can be suppressed. Further, the curved flow path forming member 12 has a fixing portion 12e that can be fixed to the support 3, and by fixing the fixing portion 12e to the support 3, the curved flow path forming member 12 itself is supported. . That is, by using the curved channel forming member 12 at the apex portion of the drainage path, it is possible to suppress the bending of the tubular body itself, and by providing the curved channel forming member 12 with the fixing portion 12e, the curved channel forming member 12 is provided. The forming member 12, i.e. the apex portion of the drainage channel, can be easily supported.

The fixing portion 12e is provided on the opposite side of the curved flow path forming member 12 from the second tubular body side connection port 12c. This prevents the support 3 from interfering with the arrangement of the second tubular body 11 connected to the second tubular body side connection port 12c and the drain pipe 4 to which the second tubular body 11 is connected.

In addition, the fixed part 12e includes a mounting body 12g having a mounting part 12f attached to the support body 3, and an assembly part 12h provided in the curved flow path forming member main body 12d and capable of being assembled to the mounting body 12g. there is Accordingly, when fixing the fixing portion 12e to the support 3, the attachment portion 12f (attachment 12g) is first attached to the support 3, and then the attachment portion 12h provided in the curved flow path forming member main body 12d is attached. can be assembled to the mounting body 12g. In particular, in the illustrated embodiment, the mounting portion 12h (specifically, the arm portion 120p) is pressed against the mounting body 12g (specifically, the mounted portion 120m), so that the mounted portion 120m moves the arm portion 120p. Since the mounting portion 12h is mounted on the mounting body 12g by entering the mounting hole 120q provided in the mounting portion 120q, the mounting is facilitated.

Moreover, the first tubular body 10 and the second tubular body 11 are flexible, and the axial length of the second tubular body 11 is formed to be shorter than that of the first tubular body 10 . Since the second tubular body 11 is formed short, the second tubular body 11 is less likely to undulate.

In addition, the pipe joint (for example, the first joint 8 or the second joint 9) consists of the first connection body (the drain port side member 801 or the second body side member 901) and the second connection body (the first body side member 802 or the like). and a drain pipe side member 902), and these connecting bodies are male threaded portions (first A connecting nut idly mounted on the male threaded portion 8c or the second male threaded portion 9i) on the other side of the connecting body (in the illustrated embodiment, the first main body side member 802 or the second main body side member 901). (The first connecting nut 8d or the second connecting nut 9j) are screwed together to connect. Therefore, when screwing the connection nut (the first connection nut 8d or the second connection nut 9j) to the male screw portion (the first male screw portion 8c or the second male screw portion 9i), the first connection body and the second connection By rotating the body relatively about the axis on the connecting side, both connection ports (drain port side connection port 8a and main body one end side connection port 8b, or main body other end side connection port 9a) and the drain-pipe-side connection port 9b) can be changed, thereby making it possible to easily change the connection direction of the pipe joint.

In addition, on the connecting body on the other side (the first main body side member 802 or the second main body side member 901), there is provided a restrictor for restricting the movement of the connecting nut (the first connecting nut 8d or the second connecting nut 9j) to the loose side. Projections (first restricting projecting portion 8g or second restricting projecting portion 9n) are provided to avoid unnecessary retraction of the connecting nut (first connecting nut 8d or second connecting nut 9j). Screwing into the male screw portion (the first male screw portion 8c or the second male screw portion 9i) can be quickly performed. Then, the connecting nut (the first connecting nut 8d or the second connecting nut 9j) is passed through the restricting projection (the first restricting projecting portion 8g or the second restricting projecting portion 9n) at a predetermined rotational position of the connecting nut. Possible concave portions (first concave portion 8h or second concave portion 9p) are provided, and by retracting the connecting nut so that the restricting convex portion passes through the concave portion, the retaining ring (the retaining ring 8j or the retaining ring 9r ) can be attached and detached. In addition, in the second connecting nut 9j, by retracting the connecting nut 9j so that the restricting convex portion 9n passes through the concave portion 9p, the positional relationship between the protruding portion 9d and the recessed portion 9e, which are the positioning means 9c, can be changed. It can also be visually recognized.

Also, the pipe joint (for example, the second joint 9) includes a first connecting body (second main body side member 901) and a second connecting body (drain pipe side member 902). Both connection ports (main body other end side connection port 9a and drain pipe side connection port 9b) can be changed, thereby easily changing the connection direction in this pipe joint.

It should be noted that the present invention is not limited to the above-described embodiments, and various other modifications are possible. For example, in the drainage path constituent member 5, the main body 7 may be provided with a single pipe as shown in FIGS. The tubular body 7a (specifically, a flexible tubular body) may be used.

In addition, the first tubular body 10 connected to the first tubular body side connection port 12b in the curved flow path forming member 12 is connected to the drain port 1a via the first joint 8. may be connected directly without Similarly, the second tubular body 11 connected to the second tubular body side connection port 12c in the curved flow path forming member 12 is connected to the drain pipe end portion 4a via the second joint 9. You may connect directly without going through 9.

Further, the fixed part 12e includes an attachment body 12g having an attachment part 12f attached to the support body 3, and an assembly part 12h that can be attached to the attachment body 12g. 12 g of attachment bodies may be directly provided in the curved flow-path formation member main body 12d.

Further, instead of using the suspension bolt 2 for suspending the air conditioner 1 as the support 3 , a dedicated bolt member (suspension bolt) for suspending the curved flow path forming member 12 may be used. Further, the support 3 is not limited to the bolt member, and may be a support provided in the air conditioner 1 or other structures.

In addition, the first tubular body 10 and the second tubular body 11 are formed so that the axial length of the second tubular body 11 is shorter than that of the first tubular body 10. However, the axial length is not limited to this. Alternatively, the first tubular body 10 may be formed shorter.

Also, the first joint 8 and the second joint 9 are covered with the first cover member 14 and the second cover member 15, but one or both of the first cover member 14 and the second cover member 15 are , can be omitted. Similarly, the curved flow path forming member 12 is covered with the curved flow path forming member covering member 16, but the curved flow path forming member covering member 16 may be omitted.

The first joint 8 is provided with a first coupled portion 8i, and the first covering member 14 is provided with a first coupling portion 14a. The portion 14a may be omitted. Similarly, the second joint 9 (the second main body side member 901 and the drain pipe side member 902) is provided with the second coupled portion 9q, and the second covering member 15 (the second main body side member covering member 151 and the The drain pipe side member covering member 152) is provided with the second connecting portion 15a, but the second connecting portion 9q and the second connecting portion 15a may be omitted, and the second main body side may be omitted. Only one of the member 901 and the second main body side member covering member 151 or the drain pipe side member 902 and the drain pipe side member covering member 152 has the second connected portion 9q and the second connecting portion 15a. may be provided.

Also, the joint member 20 is wound around the grooves 14d and 15d of the first cover member 14 and the second cover member 15, but the joint member 20 is not limited to the grooves 14d and 15d. May be wrapped. Also in the curved flow path forming member covering member 16, the joining member 20 may be wound not only on the groove 16d but also on the entire surface, for example.

REFERENCE SIGNS LIST 1 air conditioner 1a drain port 3 support 4a drain pipe end 6 drain structure 8 first joint 801 drain port side member 802 first main body side member (tubular body side member)
8a Drain port side connection port 8b Body one end side connection port (pipe side connection port)
8x direction of drain port side connection port 9 second joint 10 first tubular body 11 second tubular body 12 curved flow path forming member 12a curved drainage flow path 12b first tubular body side connection port 12c second tubular body side connection port 12d curved flow Path forming member main body 12e Fixed part 12f Mounting part 12g Mounting body 12h Mounting part 12i Lid 12j Opening 12x Direction of first tubular body side connection port 12y Direction of second tubular body side connection port 13 Valve body 14 First cover member 14b Division Part 15 Second cover member 15b Divided part 16 Curved flow path forming member cover member 16a Body cover part 16b Lid cover part 16c Divided body 17 Curved flow path forming body 18 Curved flow path forming device 19 Drainage device 20 Joining member

Claims (11)

A curved channel-forming member that constitutes the apex of a drainage channel between a drain port of an air conditioner and the end of a drain pipe positioned above the drain port, and the inside of which forms a curved drain channel. There is
The first tubular body connected to the drain port is connected so that the inside of the first tubular body communicates with the curved drainage channel, and the second tubular body connected to the end of the drain pipe, a second tubular body side connection port that is connected so that the inside thereof and the curved drainage channel communicate with each other;
The first tubular body side connection port and the second tubular body side connection port are arranged such that the first tubular body side connection port is oriented vertically downward, and the second tubular body side connection port is oriented horizontally or horizontally. It is provided so as to face downward from the
The curved flow path forming member is fixed to a structure or other support in addition to a curved flow path forming member main body having the first tubular body side connection port, the second tubular body side connection port, and the curved drainage flow path. A tortuous channel-forming member with a possible fixation. The curved flow path forming member according to claim 1, wherein the fixed portion is provided on the side of the curved flow path forming member opposite to the second tubular body side connection port. The fixing part includes a mounting body that has a mounting part attached to the support body and is separate from the curved flow path forming member main body, and a mounting body that is provided on the curved flow path forming member main body and assembled to the mounting body. 3. A tortuous channel-forming member according to claim 1 or 2, comprising a possible assembly portion. Claims 1 to 3, wherein a valve body is provided inside, which normally closes the curved drainage channel and opens the curved drainage channel when the drainage from the first tubular body flows in. The curved flow path forming member according to any one of Claims 1 to 3. Equipped with a lid,
The curved flow path forming member main body has an opening through which the curved drainage flow path can be visually recognized from the outside, and the lid is detachably attached to the curved flow path forming member main body so as to close the opening. A curved flow path forming member according to any one of claims 1 to 4. A curved flow path forming body comprising: the curved flow path forming member according to claim 5;
The curved flow path forming member covering member is divided into a main body cover portion that covers the curved flow path forming member main body and a lid cover portion that covers the lid body. A curved flow path forming body, wherein the lid can be detached from the curved flow path forming member main body by removing it from the cover. A curved flow path forming device comprising the curved flow path forming member according to any one of claims 1 to 5, and the first tubular body and/or the second tubular body,
The first tubular body is connected to the first tubular body-side connection port so as not to rotate about its axis, and/or the second tubular body is connected to the second tubular body-side connection port to its axial center. A tortuous channel forming device that is non-rotatably connected around. The curved flow path forming member according to any one of claims 1 to 5, the first tubular body, and a curved first joint that connects the first tubular body and the drain port of the air conditioner, a drainage device comprising
The first joint includes a cylindrical drain-side member having a drain-side connection port connected to the drain port, and a cylindrical pipe-side member having a pipe-side connection port to which the first pipe is connected. and are concatenated together,
The first tube is connected to the first tube-side connection port so as not to rotate about its axis, and is connected to the tube-side connection port so as not to rotate about its axis,
The tube-side member has a straight axial center,
The drain port side member is formed by bending its axis center into a substantially L shape, and the drain port side member is rotated about the axis center of the pipe body side member, and the A drainage that can be connected to a pipe-side member, and can be rotated to turn the drain-port-side connection port in an arbitrary direction rotated about the axis of the pipe-side member. Device. The fixed portion of the curved flow path forming member according to any one of claims 1 to 4 is fixed to the support body and connected to the downwardly facing first tubular body side connection port of the curved flow path forming member. , the first tubular body is connected, the second tubular body is connected to a second tubular body side connection port facing the side,
The drainage structure, wherein the first tubular body is connected to the drainage port, and the second tubular body is connected to the end portion of the drainage pipe located above the drainage port. The drainage according to claim 9, wherein the first tubular body and the second tubular body are flexible, and the second tubular body is formed to have a shorter axial length than the first tubular body. structure. The first tubular body and the drain port are connected via a first joint,
The first joint is covered with a first cover member, the first cover member having a split portion extending along its axial direction,
The second tubular body and the drain pipe end are connected via a second joint,
The second joint is covered with a second cover member, the second cover member having a split portion extending along its axial direction,
A joining member such as an adhesive tape is wound around each of the covering members so as to prevent the divided portion from opening,
The curved flow path forming member includes a lid,
The curved flow path forming member main body has an opening through which the curved drainage flow path can be viewed from the outside, and the lid is detachably attached to the curved flow path forming member main body so as to close the opening. ,
The curved flow path forming member is covered with a curved flow path forming member covering member,
The curved flow path forming member covering member is divided into a main body covering portion that covers the curved flow path forming member main body and a lid body covering portion that covers the lid body,
The main body cover portion includes two divided bodies that are divided so as to sandwich the first tubular body side connection port, the second tubular body side connection port, and the fixing portion, and the divided body is provided in the main body cover portion. Adhesive tape or other joining material is wrapped around them to prevent them from separating.
11. The drainage structure according to claim 9, wherein the lid can be removed from the curved flow path forming member main body by removing the lid cover from the main body cover.

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