JP2002059733A - Air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve assemblage of an air conditioner. SOLUTION: Projecting parts 23 for temporarily fixing the other end sides of drain hoses 22 are provided on an air conditioning casing 2. If the other end side of the drain hose 22 is temporarily assembled to the projecting part 23 when an air conditioner 1 is conveyed or assembled, the drain hose 22 can be prevented from being caught in a vehicle body or a facility of an assembling line when the air conditioner is conveyed or assembled to the vehicle, and therefore, inconvenience in which the assembling line is stopped can be prevented. Since the drain hose 22 is fixed to the air conditioning casing 2 so as to draw a specified loop (ring), an inappropriate bending tendency can be prevented from being generated on the drain hose 22, and assemblage of the air conditioner can be prevented from being deteriorated.

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 an air cooling means such as an evaporator, and is effective when applied to a vehicle air conditioner.

[0002]

2. Description of the Related Art In an air conditioner having an air cooling means such as an evaporator or the like, condensed water is generated when cooling the air. Port) and the drain hose is connected to the drain port.

[0003]

By the way, since the air-conditioning casing is disposed indoors, the condensed water is drained outside the room, so that a relatively long drain hose is required. Therefore, for example, in a vehicle air conditioner, when assembling the air conditioner to a vehicle, a problem that the drain hose is caught by a vehicle body or equipment of an assembly line or the like and the assembly line is stopped easily occurs. .

[0004] In order to solve this problem, if the drain hose is transported to the assembly line in a bent state, an improper bending habit remains in the drain hose, which hinders the assembling workability when assembling the air conditioner to the vehicle. Resulting in.

[0005] In view of the above, an object of the present invention is to improve the assemblability of an air conditioner.

[0006]

According to the first aspect of the present invention, there is provided an air cooling means (9) for cooling air blown into a room, and an air cooling means (9). ), And a drain port (21) formed in the air-conditioning casing (2) for draining condensed water generated in the air-conditioning casing (2); The drain port (2
It has a drain hose (22) connected to 1) and a fixing means (23) provided on the air conditioning casing (2) for fixing the other end of the drain hose (22).

[0007] This allows the other end of the drain hose (22) to be temporarily assembled to the air-conditioning casing (2) when transporting or assembling the air conditioner. Therefore, for example, in a vehicle air conditioner, the drain hose (22)
If the other end side of is temporarily assembled to the air conditioning casing (2),
Since the drain hose (22) can be prevented from being caught by the vehicle body or the equipment of the assembly line, it is possible to prevent the malfunction such as the stop of the assembly line.

Further, since the drain hose (22) is fixed to the air-conditioning casing (2) so as to draw a predetermined loop (ring), an inappropriate bending habit may occur in the drain hose (22). Can be prevented, and a decrease in workability of assembling the air conditioner can be prevented.

According to the second aspect of the present invention, the fixing means (2
3) is characterized in that it is provided above the drain port (21).

As a result, it is possible to prevent the drain hose (22) from drooping largely below the air-conditioning casing (2). For example, in a vehicle air-conditioning system, the drain hose (22) is connected to a vehicle body or equipment of an assembly line. And the like can be further prevented.

It is preferable that the fixing means is constituted by a projection (23) provided on the outer wall of the air conditioning casing (2).

Incidentally, the reference numerals in parentheses of the above-mentioned means are examples showing the correspondence with specific means described in the embodiments described later.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In this embodiment, an air conditioner according to the present invention is applied to a vehicle air conditioner.
2 is a detailed external view of the air conditioner according to the present embodiment, and FIG. 3 is a schematic diagram of the air conditioner 1.

In FIG. 3, reference numeral 2 denotes an air-conditioning casing 2 made of resin (in this embodiment, polypropylene) constituting an air passage for blowing air into the vehicle interior. An inside air suction port 3 for sucking air and an outside air suction port 4 for sucking outside air are formed, and a suction port switching door (inside / outside air adjustment means) for adjusting an opening ratio of these suction ports 3 and 4. 5) is provided.

A filter (not shown) for removing dust from the air and a centrifugal blower 7 are disposed downstream of the suction port switching door 5. The air taken in from 3 and 4 is blown toward each of the outlets 14, 15 and 17 described below.

An evaporator (air cooling means) 9 for cooling the air blown into the passenger compartment is disposed in the air-conditioning casing 2 on the downstream side of the air from the blower 7. All pass through this evaporator 9. In addition,
The evaporator 9 is a low-pressure side heat exchanger of a vapor compression refrigeration cycle that exhibits a refrigeration capacity (cooling capacity) by evaporating a refrigerant.

A heater core (air heating means) 10 for heating the air using the cooling water of the engine 11 as a heat source is disposed downstream of the evaporator 9. This is a bypass passage for flowing air.
An air mix door 13 that adjusts the air flow ratio between the warm air passing through the heater core 10 and the cool air passing through the bypass passage 12 is provided upstream of the air from the heater core 10. It is adjusted by adjusting the opening of the mix door 13.

A face outlet 14 for blowing out conditioned air to the upper body of the passenger in the passenger compartment and a foot outlet 15 for blowing air to the feet of the passenger in the passenger compartment are provided at the most downstream side of the air conditioning casing 2. Defroster outlet 1 for blowing air toward the inner surface of windshield 16
7 are formed.

At the air upstream side of each of the outlets 14, 15, 17 there are blow mode switching doors 18, 19, 20 for adjusting the degree of opening of each of the outlets 14, 15, 17 to switch the blow mode. Are arranged. The opening / closing control of the blow-out mode switching doors 18, 19, 20, the intake port switching door 5, and the air mix door 13 is performed by driving means (not shown) such as a servomotor.

By the way, condensed water generated in the air-conditioning casing 2 (the surface of the evaporator 9) is provided at the lowest part near the evaporator 9 (in this embodiment, below the evaporator 9). A drain port 21 for draining outside is provided, and one end of a drain hose 22 is inserted and connected to the drain port 21.

As shown in FIGS. 1 and 2, a projection (fixing means) for temporarily fixing the other end of the drain hose 22 is provided on the outer wall of the air-conditioning casing 2 and above the drain port 21. ) 23 are formed integrally with the air conditioning casing 2. The projection 23 has a cross-sectional shape in a cross shape as shown in FIG. 4, and when transporting the air conditioner or assembling the vehicle, as shown in FIG. It is assembled and mounted on the projection 23.

Next, the features of this embodiment will be described.

According to the present embodiment, since the projection 23 for temporarily fixing the other end of the drain hose 22 is provided, the other end of the drain hose 22 can be used when the air conditioner is transported or assembled into a vehicle. The side can be temporarily assembled to the projection 23.

Therefore, if the other end of the drain hose 22 is temporarily assembled to the air-conditioning casing 2 when transporting the air conditioner or assembling the vehicle, the drain hose 22 will be caught by the vehicle body or equipment of the assembly line. Therefore, it is possible to prevent problems such as a stop of the assembly line.

Further, since the drain hose 22 is fixed to the air-conditioning casing 2 so as to draw a predetermined loop (ring), it is possible to prevent the drain hose 22 from being formed with an inappropriate bending habit, and Can be prevented from lowering in assembling workability.

As described above, in this embodiment, the ease of assembling the air conditioner can be improved, so that the manufacturing cost of the vehicle can be reduced.

The air conditioner 1 (air conditioner casing 2)
When the vehicle is assembled to the vehicle, the drain hose 22
Is in a state of being hung downward on the outside of the cabin.

In the above-described embodiment, since the projection 23 is provided above the drain port 21, the drain hose 22 can be prevented from drooping greatly below the air-conditioning casing 2, so that the drain hose 22 can be used. It is possible to further prevent the vehicle body and the equipment of the assembly line from being caught by the equipment.

(Other Embodiments) In the above embodiment, the projection 23 is provided above the drain port 21. However, the projection 23 may be provided below the drain port 21.

In the above-described embodiment, the fixing means for fixing the other end of the drain hose 22 by the projection 23 is provided. However, the present invention is not limited to this. A concave part (hole) into which the end side is inserted
May constitute the fixing means.

In the above-described embodiment, the projection 23 has a cross-shaped cross section. However, the present invention is not limited to this, and may be, for example, a cylinder or a column.

In the above-described embodiment, the present invention is applied to the vehicle air conditioner. However, the present invention is not limited to this, and can be applied to other air conditioners.

In the above-described embodiment, the other end of the drain hose 22 is temporarily fixed by fitting the other end of the drain hose 22 into the projection 23. However, the present invention is not limited to this. Instead, the other end of the drain hose 22 may be temporarily fixed so that the drain hose 22 is sandwiched (clamped).

[Brief description of the drawings]

FIG. 1 is a detailed front view of an air conditioner according to an embodiment of the present invention.

FIG. 2 is a detailed side view of the air conditioner according to the embodiment of the present invention.

FIG. 3 is a schematic diagram of an air conditioner according to an embodiment of the present invention.

FIG. 4A is an enlarged front view of a protrusion of the air conditioning casing according to the embodiment of the present invention, and FIG. 4B is a side view of FIG.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Air-conditioning apparatus, 2 ... Air-conditioning casing, 21 ... Drain port, 22 ... Drain hose, 23 ... Projection part (fixing means).

Claims (3)

[Claims] 1. An air cooling means (9) for cooling air blown into a room, an air conditioning casing (2) containing the air cooling means (9) and forming an air passage, and an air conditioning casing (2). ), A drain port (21) configured to drain condensed water generated in the air conditioning casing (2), a drain hose (22) having one end connected to the drain port (21), and the air conditioning casing ( Fixing means (23) provided in 2) for fixing the other end of the drain hose (22);
An air conditioner comprising: 2. An air conditioner according to claim 1, wherein said fixing means (23) is provided above said drain port (21). 3. An air conditioner according to claim 1, wherein said fixing means is constituted by a projection provided on an outer wall of said air conditioning casing.