JP2005076949A - Air conditioner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an air conditioner enabling easy attachment of a drain hose at the time of installing the air conditioner and easy removal of a water receiving tray. <P>SOLUTION: The water receiving tray 3, having a discharging port 3a, for receiving water from a heat exchanger 2, the drain hose 7 freely attachable to and removable from the discharging port 3a, a protrusion 7a provided at a side end part on a side of the discharging port 3a of the drain hose 7, an engaged part 1b provided at a main body 1 to engage the protrusion 7a are provided and the water receiving try 3 is removably attached to the main body 1. The protrusion 7a of the drain hose 7 is engaged with the engaged part 1b and the drain hose 7 does not come off. When removing the water receiving tray 3, the drain hose 7 can be removed from the discharging port 3a only by pulling the water receiving tray 3. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to an indoor unit of an air conditioner, and particularly to a drain hose mounting structure.

  A conventional method for attaching a drain hose to an indoor unit of an air conditioner is as shown in FIG.

In the figure, a protrusion 11b is provided on a part of the outer periphery of the discharge port 11a of the water tray 11, and a substantially L-shaped groove 12a is provided at the end of the drain hose 12 connected to the discharge port 11a. 11b is invited at the entrance 12b of the groove 12a, and then the drain hose 12 is rotated along the groove 12a to be fixed (see, for example, Patent Document 1).
JP-A-5-18554

  However, in the above-described conventional configuration, when the drain hose 11 is pulled together with the piping during the installation work of the indoor unit of the air conditioner, the drain hose 11 is not easily removed, but after the air conditioner is installed. If there is any problem in the drain treatment of the water tray 10 or if it is necessary to remove the water tray 10 and the drain hose 11 at the time of inspection / service, the water tray 10 and the drain hose 11 are securely fixed. Moreover, since the drain hose 11 is wound with a decorative tape or the like from the outside and cannot be rotated, it is difficult to remove only the water tray 10 from the indoor unit, and in some cases, a pipe (not shown) After unwrapping the decorative tape wrapped with it and separating the drain hose 11 and the piping, the water tray must be removed. There was a point.

  An object of the present invention is to solve the above problems, and to provide an air conditioner in which a water tray and a drain hose can be easily attached and a water tray can be easily detached.

  In order to solve the above conventional problems, the present invention provides a water tray having a discharge port for receiving water from a heat exchanger and discharging the water, a drain hose detachably attached to the discharge port, and the drain The hose includes a locking portion provided at or near the discharge port side end of the hose, and a locked portion that is provided on the main body and locks the locking portion, and the water receiving tray is detachable from the main body. Even if the drain hose is pulled outside the main unit during installation of the air conditioner, the drain hose locking part is locked to the locked part provided on the main body, so that it does not come off. When removing the water tray, the drain port and drain hose are detachable, so simply pulling the water tray removes the drain hose from the drain port, allowing the water tray to be easily removed from the main unit, It can be easily inspected That.

  In the air conditioner of the present invention, the water tray can be easily detached from the drain hose, so that inspection and maintenance work can be easily and quickly performed.

  1st invention receives the water from a heat exchanger, and has a water receiving tray which has a discharge port for discharging the water, the drain hose which can be attached or detached to the said discharge port, The said discharge port side end of the said drain hose And a locking portion provided in the main body and a locked portion that locks the locking portion, and the water tray is detachable from the main body. Even if the drain hose is pulled outside during installation work, the drain hose locking part is locked to the locked part provided on the main body, so that it does not come off, and when removing the water pan Since the water outlet and drain hose are detachable, simply pulling the water tray allows the outlet to be easily detached from the drain hose and the water tray can be easily removed.

  The second invention is such that the locking portion is rotated and locked to the locked portion, and the locked portion provided on the main body is simply turned by rotating the locking portion provided on the drain hose. Since it can be locked to the portion, the attaching operation is extremely easy and can be performed in a short time.

  The third invention is such that a click feeling is obtained when the locking portion is rotated, and when the drain hose is attached to the discharge port, it can be felt that it is securely attached, and it vibrates during operation of the main body. The drain hose does not come off from the outlet.

  Hereinafter, embodiments of the present invention will be described with reference to FIGS. Note that the present invention is not limited to the embodiments.

(Embodiment 1)
In FIG. 1, 1 is the indoor unit main body of the air conditioner concerning this invention, 1a is the frame which comprises a part of wind circuit of an air conditioner, and a part of outer shell. A heat exchanger 2 is attached to the frame 1a, and a water tray 3 for receiving water falling from the heat exchanger 2 and a blow grill 4 constituting a part of the wind circuit are provided at the lower part of the heat exchanger 2. It is fixed to 1a.

  Reference numeral 5 denotes a front frame constituting a part of the outer shell, and 6 denotes a suction grill which constitutes a part of the outer shell and sucks air. Reference numeral 6 a denotes a fan that takes in outside air through the suction grill 6 and the heat exchanger 2 and discharges the heat-exchanged air from the blowing grill 4.

  Reference numeral 7 denotes a drain hose, and one end of the drain hose is detachably connected to a discharge port 3a that is provided in the water tray 3 and discharges drain water.

  The detail of the attachment part of the drain hose 7 and the discharge port 3a is demonstrated using FIG.

  A protrusion 7a serving as a locking portion is provided on a part of the outer periphery of the attachment portion on the discharge port 3a side of the drain hose 7 connected to the discharge port 3a. From the frame 1a of the indoor unit main body 1, a convex shaped portion 1b serving as a locked portion that holds the projection 7a of the drain hose 7 at a position rotated after the drain hose 7 is connected to the discharge port 3a. Is provided.

  The operation of the above configuration is as follows.

  After the drain hose 7 is inserted into the discharge port 3a, the drain hose 7 is rotated so that the protrusion 7a is hooked on the convex portion 1b. As a result, even if the drain hose 7 is pulled, the protrusion 7a is caught by the convex portion 1b and cannot move further, and the drain hose 7 can be prevented from coming off. Further, when removing the water tray 3, it is only necessary to pull out the water tray 3, so that it is very easy to remove the water tray 3.

  FIG. 3 shows another example of a method for connecting the discharge port 3 a and the drain hose 7, and 9 is a ring that is rotatably attached to the end of the drain hose 8. Is formed with a projection 9a. Further, a rail 9b is provided on the inner peripheral surface of the ring 9, and a groove 8a is provided at a position facing the rail 9b at an attachment port of the discharge port 3a of the drain hose 8, and the rail 9b is connected to the rail 9b. The ring 9 is locked to the drain hose 8 by being inserted into the groove 8b.

  When connecting the drain hose 8 to the discharge port 3a, after inserting the drain hose 8 into the discharge port 3a, the ring 9 is rotated to hook the projection 9a on the convex portion 1b.

  As a result, even if the drain hose 8 is pulled, the rail 9b is engaged with the groove 8a, and the protrusion 9a is caught by the convex portion 1b and cannot be moved further back, so that the drain hose 8 can be prevented from coming off. . Further, when removing the water tray 3, it is only necessary to pull out the water tray 3, so that it is very easy to remove the water tray 3.

(Second Embodiment)
An air conditioner according to a second embodiment of the present invention will be described below with reference to FIG. In addition, about the same part as the said 1st Embodiment, the description is abbreviate | omitted using the same code | symbol and a name.

  In this embodiment, as shown in the figure, a plurality of first irregularities 10a are provided on the inner periphery of the ring 9, and a second irregularity 10b is provided at a position corresponding to the first irregularities 10a of the drain hose 8. Therefore, when the ring 9 is fitted to the drain hose 8, the rail portion 9b is fitted to the groove 8b as in the first embodiment, and the ring 9 is positioned in the longitudinal direction of the drain hose 8. However, in the circumferential direction of the drain hose 8, the first unevenness 10 a provided on the inner periphery of the ring 9 and the second unevenness 10 b provided on the outer periphery of the drain hose 8 mesh with each other. A feeling can be obtained, and when the drain hose 9 is attached to the discharge port 3a, it can be felt that the drain hose 9 is securely attached, and the drain hose 8 is not detached from the discharge port 3a due to vibration during operation of the main body.

  As described above, the air conditioner according to the present invention is easy to attach and detach the water tray and drain hose, and even if the drain hose is pulled, it cannot be easily removed. It is possible to apply to various devices using

Sectional drawing of the indoor unit of the air conditioner which shows the 1st Embodiment of this invention The perspective view which shows the connection condition of the discharge port of the water tray of the same air conditioner, and the drain hose Partial perspective view which shows the example of the other connection method of a water tray and a drain hose The perspective view of the drain hose edge part of the air conditioner which shows the 2nd Embodiment of this invention Installation structure of water tray and drain hose of conventional air conditioner

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Indoor unit main body 1a Underframe 1b Convex shape part (locked part)
2 Heat exchanger 3 Water tray 3a Discharge port 7 Drain hose 7a Protrusion (locking part)
8 Drain hose 9 Ring 9a Protrusion

Claims (3)

A water tray having a discharge port for receiving water from the heat exchanger and discharging the water, a drain hose detachably attached to the discharge port, and provided at or near the discharge port side end of the drain hose An air conditioner characterized in that the water receiving tray is detachably attached to the main body, and the water receiving tray is detachably attached to the main body. The air conditioner according to claim 1, wherein the locking portion is rotated to be locked to the locked portion. The air conditioner according to claim 2, wherein a click feeling is obtained when the locking portion is rotated.

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