JP3054538B2 - Air conditioner - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioner having a drain pump, and more particularly to an air conditioner embedded in a ceiling installed on a ceiling.

[0002]

2. Description of the Related Art As disclosed in, for example, Japanese Utility Model Publication No. Sho 63-35296, condensed water from a heat exchanger or the like in an air conditioner is received by a drain pan, and water accumulated in the drain pan is subjected to its own weight. There are some which naturally discharge to the outside of the main body through a drain hose. On the other hand, in recent years, there has been proposed a configuration in which water received by a drain pan is forcibly discharged by a drain pump. However, such a drain pump is usually fixed to a support piece in a main body.

Further, as disclosed in Japanese Utility Model Publication No. Sho 62-3620, in a ceiling-embedded air conditioner in which a main body is embedded in a ceiling, an inspection opening lid (inspection lid) for inspecting the inside of the main body. Is provided on the lower surface of the main body, and a worker opens the suction panel and opens this inspection cover to inspect and repair the inside of the main body.

[0004]

However, in the conventional air conditioner having the above-described drain pump, when the drain pump is replaced or repaired, the inspection cover is removed and the inspection port is manually opened. Since it is necessary to remove the drain pump fixed in the main body by inserting the drain pump into the main body, there is a problem that it is difficult to perform the operation, and it takes time to remove or replace for repair or the like.

[0005] In the ceiling-mounted air conditioner, the inspection lid is provided on the bottom surface of the main body, so that an operator faces the head directly above and removes or inspects the drain pump.
Since repairs and the like must be performed, there is a problem that the working posture is poor and the working is difficult.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide an air conditioner capable of easily performing operations such as repair and inspection of a drain pump.

[0007]

According to the first aspect of the present invention,
In a ceiling-suspended air conditioner that pumps and drains drain water in the main body by a drain pump, the drain pump is attached to a lid of an inspection port formed on a side wall of the main body , and a lead of the drain pump is provided. The line is the drain
Extending from the pump to the outside of the body through the access port lid
After letting it out and leaving a certain amount of slack on the outside,
Extending from the outside to the inside of this body through the wall of
And said that you are.

According to a second aspect of the present invention, in a ceiling-suspended air conditioner for pumping and draining drain water in a main body by a drain pump, the drain pump has an inspection port formed on a side wall of the main body. A lead wire of the drain pump extends into the main body and is connected to another lead wire through a connector. The other lead wire is connected to a top plate of the main body by a locking member. And before
When connecting the lead wires to the connector,
The wire is locked at a position where the wire can be easily found .

[0009]

[0010]

[0011]

According to the air conditioner of the present invention, the drain pump can be taken out of the main body as it is simply by opening the lid of the inspection port, so that the drain pump can be easily repaired and inspected.

Further, in the ceiling-suspended air conditioner, since the inspection opening lid is provided on the side wall of the main body, the work such as repair and inspection can be performed at eye level.
Further, operations such as repair and inspection of the drain pump can be easily performed.

Further, since the lead wire of the drain pump is extended outside the main body through the lid of the inspection port, an excessive lead wire necessary for taking out the drain pump from the main body is dripped on the drain pan in the main body. In addition, there is no need to consider a space for storing extra lead wires in the main body.
Furthermore, the surplus lead wires do not hinder the operation such as removal of the drain pump or repair.

In the case where the lead wire of the drain pump is disposed in the main body, the lead wire does not interfere with the transportation or installation, and the lead wire can be prevented from being damaged. Furthermore, after installation, the rat can prevent the lead wire from being bitten by the rat and prevent the lead wire from being damaged, and the length can be minimized. Moreover, by locking the lead wires in the main body, the lead wires can be organized neatly, so that the lead wires do not hinder the work such as taking out or repairing the drain pump.

[0015]

Embodiments of the present invention will be described below with reference to the accompanying drawings.

First, as shown in FIGS. 1 and 4, an air conditioner 1 according to an embodiment of the present invention will be described. The air conditioner 1 is a ceiling-embedded type air conditioner suspended and fixed in a ceiling space, and has a suction port 3 in the center of a decorative panel 2 and a pair of outlets 4a and 4b on both sides thereof. After exchanging heat with the air sucked from the inlet 3, the air is blown out from the outlets 4a and 4b.

The decorative panel 2 is provided detachably, and when the decorative panel 2 is removed, the inside of the main body 6 is exposed as shown in FIG.

In the main body 6, a blower 5, a heat exchanger 7a,
7b and an electrical box 9 for controlling operation are stored.
In addition, at positions corresponding to the outlets 4a and 4b of the decorative panel 2, a pair of outlet passages 11 are provided along the longitudinal direction of the main body 6.
a, 11b are formed, and these outlet passages 11
a, 11b are support plates 13a, 13 arranged in the longitudinal direction.
b and the longitudinal side walls 6a and 6b of the main body 6. Then, the air blown from the center of the main body passes through the heat exchangers 7a and 7b on both sides of the main body, and the blowing passages 11 on both sides.
a and 11b.

The electrical box 9 is provided rotatably on the short wall 6c side. Further, refrigerant inlet / outlet pipes 21a and 21b are protrudingly provided on the side of the short wall 6c, and a refrigerant pipe is connected thereto at the time of installation.

Further, each of the short side walls 6c and 6b is provided with two suspending brackets 8 for suspending the main body 6 from the ceiling. The hanging bracket 8 is for fixing the air conditioner to the ceiling by fixing it to bolts 12 previously suspended from the ceiling.

As shown in FIG. 2, an inspection port lid (hereinafter referred to as “inspection lid”) 31 is provided on the longitudinal side wall 6 a of the main body 6. , The drain pump 33 is taken out, and the drain pump 33 is inspected and repaired. By providing the inspection lid 31 on the side wall 6a of the main body 6, the worker can work at eye level, and thus can work in a comfortable working posture. The inspection lid 31 has its four corners fixed to the main body 6 with screws.

The drain pump 33 is integrally mounted inside the inspection lid 31. When the inspection lid 31 is removed from the inspection opening, the drain pump 33 can be taken out of the main body together with the inspection lid 31. .

The drain pump 33 is, as shown in FIG.
In general, it comprises a pump body 35, a mounting piece 37 for attaching the pump body 35 to the inspection lid 31, and a drain hose 39.

The pump body 35 has a suction port 35a for sucking water collected in the drain pan and a discharge port 35b for discharging the sucked water, and a drain hose 39 is connected to the discharge port 35b. . This drain hose 39
Is connected to the drain pipe 41 of the main body 6 to forcibly discharge drain water out of the main body.

The pump body 35 is fixed to the mounting piece 37 by screws 45 via a rubber cutout 43 to prevent noise caused by vibration of the motor.

The mounting piece 37 has a substantially L-shaped cross section. One side of the L-shape is fixed to the inspection cover 31, and the pump body 35 is fixed to the other side of the L-shape with screws. I have.

Lead wire 47 connected to pump body 35
Is extended from the drain pump 33 to the outside of the inspection lid 31, and after having given a certain slack, the longitudinal wall 6 a of the main body 6.
From the main body 6 again. in this way,
By extending the lead wire 47 of the drain pump 33 to the outside of the main body 6, an extra length for drawing the drain pump 33 from the inside of the main body to the outside of the main body 6 can be secured outside the main body. Therefore, there is no need to store the extra lead wires in the main body, so that the extra lead wires do not drip into the drain pan in the main body 6 and
It is not necessary to secure a storage space for an extra lead wire 47 in the inside. Furthermore, the lead wire 47 does not interfere with each operation performed with the inspection lid 31 opened.

Next, the operation of the present embodiment will be described.

In the air conditioner 1 of the present invention, when inspecting the drain pump 33, the screws at the four corners of the inspection lid 31 provided on the side wall 6a of the main body 6 are removed, and the inspection lid 31 is opened. Thereby, the drain pump 33 fixed inside the inspection lid 31 can be easily taken out together with the inspection lid 31.

In this case, the drain pump 33 is
With this, it is not necessary to perform a troublesome operation such as removing the drain pump 33 by putting a hand through the inspection port as in the related art.

Further, since the lead wire 47 extends outside the inspection lid 31, not only the excess lead wire does not drip to the drain pan as in the related art, but also the work of removing the drain pump 33. In such cases, the lead wire does not interfere.

Since the inspection lid 31 is provided on the side wall 6a of the main body 6, the drain pump 33 is taken out.
Since repairs and inspections can be performed at eye level, the user can work in a comfortable posture.

After the inspection work of the drain pump 33 is completed, the inspection lid 31 is attached to the inspection lid 31 and the inspection lid 31 is fixed to the main body with screws, and the inspection opening is closed.

The present invention is not limited to the above-described embodiment, and can be variously modified without departing from the gist of the present invention.

For example, the inspection lid 31 is provided on the longitudinal side wall 6 of the main body.
The same effect as that of the above-described embodiment can be obtained as long as the side wall of the main body is used, not limited to the side wall a.

In addition, the inspection lid 31 is not limited to being attached with screws, but may be configured to have a hinge on one side to facilitate opening and closing. In this case, the lead wire 47 can be further shortened.

Further, as shown in FIGS. 5 to 7, another embodiment of the present invention, the lead wire 47 may be arranged inside the main body 6. In this embodiment, the lead wires 47 are bundled on the top plate 6 e of the main body 6 by the locking member 51, and the lead wires 47 are locked by the screws 53.

As described above, when the lead wire 47 of the drain pump 33 is disposed in the main body 6, it is possible to prevent the lead wire 47 from being damaged when the main body is transported or installed, and the lead wire 47 is obstructed. There is an advantage that it does not become. Further, after the installation, the main body is installed under the ceiling, so that it is possible to prevent the lead wire 47 from being bitten by the mouse and damaging the lead wire 47. Further, by disposing the lead wire 47 in the main body 6, the lead wire 4
7 can be made the minimum necessary length. In addition, since the lead wire is locked to the main body 6 by the locking member 51, the lead wire can be organized neatly, so that the lead wire 47 does not hinder the work such as taking out the drain pump 33 or performing repair. The locking member 51 locks the top plate 6e of the main body 6 to prevent the lead wire 47 from dropping into the drain pan and causing an electric leakage .

In the embodiment shown in FIGS. 5 to 7, when the drain pump 33 is taken out, the connector 52 is disconnected and the lead wire 47 is separated. Since the wires 47 are locked together in the main body 6 by the locking members 51, it is possible to easily find a lead wire to be connected when the connector 52 is connected, for example, after completion of inspection. .

[0040]

According to the present invention, since the drain pump is mounted on the lid of the inspection port, the drain pump can be taken out of the main body as it is simply by opening the lid of the inspection port. Repair and inspection of the pump can be easily performed.

Further, in the ceiling-suspended air conditioner, since the inspection port cover is provided on the side wall of the main body, the working posture for repairing and inspecting the drain pump becomes easy.

Further, since the lead wire of the drain pump extends outside through the lid of the inspection port, it is possible to reduce the dripping of the lead wire to the drain pan in the main body and the space for storing the lead wire. Further, the lead wire does not get in the way during the operation.

Further, in a configuration in which the lead wire of the drain pump is arranged in the main body and is locked to the main body by a locking member, the lead wire does not hinder the transportation or installation of the main body, and After installation, the rat can prevent the lead wire from being bitten by the rat and prevent the lead wire from being damaged, and the length can be minimized. Moreover, since the lead wire is locked to the main body by the locking member, the lead wire can be organized neatly, and the lead wire does not hinder the work such as taking out or repairing the drain pump.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a configuration of an air conditioner used in an embodiment of the present invention.

FIG. 2 is a perspective view showing a main part of the present invention.

FIG. 3 is an exploded perspective view showing a configuration of a drain pump.

FIG. 4 is a sectional view of the air conditioner shown in FIG.

FIG. 5 is a perspective view showing a configuration of a main part of another embodiment of the present invention.

6 is a sectional view of a main part of the air conditioner shown in FIG.

FIG. 7 is a cross-sectional view showing a locked state of a lead wire.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Air conditioner 6 Main body 6a, 6b, 6c, 6d Side wall of main body, 31 Inspection cover (cover of inspection port) 33 Drain pump 47 Lead wire

──────────────────────────────────────────────────続 き Continuation of the front page (72) Inventor Masazumi Makino 2-5-5 Keihanhondori, Moriguchi-shi, Osaka Sanyo Electric Co., Ltd. (72) Inventor Kazuhiro Hyugano 2-5-5 Keihanhondori, Moriguchi-shi, Osaka No. 5 Sanyo Electric Co., Ltd. (72) Inventor Yuji Amemiya 2-5-5 Keihanhondori, Moriguchi-shi, Osaka Prefecture No. 5 Sanyo Electric Co., Ltd. (72) Takashi Mochizuki 2-5-2 Keihanhondori, Moriguchi-shi, Osaka Prefecture No. 5 Inside Sanyo Electric Co., Ltd. (56) References JP-U 1-88317 (JP, U) (58) Field surveyed (Int. Cl. ⁷ , DB name) F24F 1/00 F04D 29/64

Claims (2)

(57) [Claims] 1. A ceiling-suspended air conditioner for pumping and draining drain water in a main body by a drain pump, wherein the drain pump is attached to a lid of an inspection port formed on a side wall of the main body , Lead wire of this drain pump
From the drain pump through the lid of the inspection port
Extend outside the body and allow a certain amount of slack outside
After that, the inside of the main body from the outside through the wall of the main body
An air conditioner characterized by extending to the side . 2. A ceiling-suspended air conditioner for pumping and draining drain water in a main body by a drain pump, wherein the drain pump is attached to a lid of an inspection port formed on a side wall of the main body, The lead wire of the drain pump extends into the main body and is connected to another lead wire via a connector. The other lead wire is a top plate of the main body by a locking member, and the lead wire is Connect comrades
Easy to find the other lead when connecting
An air conditioner locked in a position .