JPH05254333A - Structure for mounting air conditioner for automobile - Google Patents

Abstract

PURPOSE:To provide a structure for mounting an air conditioner for an automobile excellent in taking out and assembling work of the air conditioner in an air box. CONSTITUTION:An air box 9 is provided between the interior side of an automobile 8 and an engine room side. In the air box 9, an air conditioner 6 with an air-conditioning equipment 60 such as a heater core built therein is disposed. The upper part of the air box 9 is covered with a removable ventilation plate 3 for guiding an outside air. A case 1 of the air conditioner 6 is divided into a lower case 11 fixed to a cowl panel 91 of the air box 9 and a removable upper case 12. Upon repair of the air conditioner or the like, the ventilation plate 3 is removed, and the upper case 12 and the respective air-conditioning equipments 60 are taken out from a part 31 for mounting the ventilation plate.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an arrangement structure of an air conditioner installed in an air box at the front of an automobile, and more particularly to an arrangement structure of an automobile air conditioner which can be easily taken out for repair.

[0002]

2. Description of the Related Art As shown in FIG.
There is a structure in which an air box 9 is provided between the room 81 side and the engine room 82, and the air conditioner 6 is arranged in the air box 9. The air conditioner 6 includes an air conditioner 6 such as an evaporator, a heater core, and a blower in a case 7.
0 is stored. The bottom of the case 7 is fixed to the cowl panel 91.

The air box 9 has a cowl panel 91 having a U-shaped cross section, which is provided on the interior 81 side, and a detachable cowl cover 95, which is provided on the engine room 82 side.
A ventilation plate 92 for taking in outside air provided above is formed in a hollow shape. Also, the cowl panel 91
Are fixed to the front pillars on both sides of the automobile 8. In FIG. 8, 85 is a hood that covers the upper part of the engine room, and 86 is a windshield.

[0004]

[Problems to be Solved] However, there are the following problems in the arrangement structure of the conventional air conditioner. That is, the air conditioner 6 is operated from the inside of the air box 9 each time in order to repair or clean the air conditioner 60 housed therein.
It is necessary to take it out. Therefore, conventionally, in the above-mentioned taking out, the cowl cover 95 provided on the engine room side of the air box 9 is removed, and then the air conditioner 6 is taken out toward the engine room 82.

However, when removing the cowl cover 95,
It is necessary to perform the operation from the engine room 82 side, and it is difficult to remove the cowl cover 95 because there are many engine parts in the engine room 82. When the air conditioner 6 is taken out, the case 7 and the air conditioner 60 are
It interferes with the engine parts in the engine room 82 and cannot be taken out easily. In addition, sometimes it was necessary to remove some engine parts.

As described above, in the conventional vehicle air conditioner arrangement structure, the workability of taking out and assembling the air conditioner at the time of repair or cleaning is very poor. Also, the number of man-hours involved is large. In view of the above conventional problems, the present invention intends to provide an arrangement structure of an automobile air conditioner, which is excellent in workability of taking out and assembling the air conditioner.

[0007]

According to the present invention, an air box is provided between an interior of a vehicle and an engine room, and an air conditioner having an air conditioner in a case is provided in the air box. A removable ventilation plate for taking in outside air is capped on the inside of the air conditioner, and the case of the air conditioner is divided into a lower case fixed to the air box and a removable upper case. In the repair structure of an air conditioner for an automobile, the ventilation plate is removed at the time of repair, and the upper case and the air conditioner are taken out from the ventilation plate disposition portion.

In the present invention, the case of the air conditioner comprises a lower case fixed in the air box and an upper case detachably provided on the lower case. 1 upper case
Although it may be one, it is preferable to divide it into a plurality of parts. As a result, the upper case can be taken out more easily than the ventilation plate disposed portion.

The lower case is fixed to the air box with bolts or the like. The lower case and the upper case are easily connected by bolts, hinges, hooks or the like. Further, the ventilation plate is usually arranged above the air box between the hood for the engine room and the windshield. The ventilation plate has a hole for taking in outside air.

[0010]

In the present invention, the case is divided into the lower case and one or more upper cases. Further, the ventilation plate is detachably provided above the air box, and the ventilation plate faces the outside of the vehicle body. Therefore, when repairing or cleaning the air conditioner, first remove the ventilation plate. Next, the upper case of the air conditioner in the air box is separated from the lower case, and the upper case is taken out from the ventilation plate arrangement part. Next, the air conditioners such as the evaporator in the air conditioner are sequentially taken out of the air box.

At the time of taking out, since the ventilation plate disposing portion is opened to the outside of the automobile vehicle, the work of taking out the upper case and the air conditioner becomes extremely easy. Therefore, there is no need to interfere with engine parts or remove engine parts as in the conventional case where the entire air conditioner is taken out to the engine room side.

Further, since the air conditioner is taken out from the portion where the ventilation plate is arranged, it is not necessary to remove the cowl cover facing the engine room, and workability is good. Therefore, according to the present invention, it is possible to provide an arrangement structure of an automobile air conditioner which is excellent in workability of taking out and assembling the air conditioner.

[0013]

【Example】

Example 1 An arrangement structure of an automobile air conditioner according to an example of the present invention will be described with reference to FIGS. In the arrangement structure of the present example, as shown in FIGS. 1 and 4, a cowl panel 91 having a substantially U-shaped cross section is provided between the interior 81 side and the engine room 82 side of the automobile 8 to provide the air box 9. Forming,
An air conditioner 6 including an air conditioner 60 is arranged in the air box 9.

Above the air box 9, a removable ventilation plate 3 for taking in outside air is capped. The case 1 of the air conditioner 6 is divided into a lower case 11 and an upper case 12. The lower case 11 is fixed to the bottom surface of the cowl panel 91 of the air box 9. In addition, as shown in FIGS. 1, 4, and 5, the lower case 11 and the upper case 12 have a division surface 1 that abuts each other.
It has 11,121.

The lower case 11 and the upper case 12 are
As shown in FIG. 5, it is fixed by fitting and screwing. That is, the lower case 11 has the fitting groove 116 on the upper part thereof, and the upper case 12 has the fitting groove 1
It has a projecting piece 126 that is fitted in 16. Further, fixing flanges 113 and 123 are provided on the lower portions of the cases 11 and 12, respectively.
Have.

When fixing both cases 11 and 12, first, the protruding piece 126 of the upper case 12 is inserted into the fitting groove 116. After that, a screw 129 is screwed into the screw holes 114 and 124 of the flanges 113 and 123 of both cases to fix them.

As shown in FIG. 4, a heater core 61, an evaporator 62, and a blower 63 are built in the case 1. In FIG. 4, reference numeral 621 is a refrigerant pipe, 611 is a heater pipe, and 124 is an air intake port. As shown in FIG. 1, the ventilation plate 3 has an upper portion of the cowl panel 91, an upper portion of the air box 9, and
Detachable bolts between the cowl cover 95 and the top,
It is fixed by clips.

Next, the function and effect will be described. That is, when the air conditioner 6 is repaired or cleaned and the air conditioner 6 is taken out of the air box 9, the ventilation plate 3 is first removed, and the ventilation plate disposition portion 31 above the air box 9 is opened. Next, in the air conditioner 6 in the air box 9, the screw 129 is removed, and the upper case 12 and the lower case 11 are separated from each other by the dividing surface 11
Separate at 1,121.

Thereafter, as shown in FIG. 1, the upper case 12 is taken out upward from the ventilation plate mounting portion 31.
In addition, following this, the expansion valve section 620
Separate the refrigerant pipes. After that, the evaporator 62 is removed from the lower case 11, rotated about 90 degrees in the air box, and then taken out. Next, as shown in FIG.
Similarly, the heater core 61 is taken out from the ventilation plate installation portion 31. Further, as shown in FIG. 3, the blower 63 is taken out from the ventilation plate installation portion 31.

As a result, the air conditioner 60 required for repair and cleaning can be taken out from the air box 9. After repair and cleaning, the air conditioner is assembled and the ventilation plate 3 is installed in the reverse order.

As described above, according to this embodiment, when the upper case 12 and each air conditioner 60 are taken out to the outside, the ventilation plate installation portion 31 is opened above the vehicle, so that taking out is extremely difficult. It's easy. Therefore, it is possible to eliminate the difficult work of removing the cowl cover and the difficult work of taking out the air conditioner toward the engine room as in the conventional example.

Embodiment 2 This embodiment is an example in which the upper case 13 in Embodiment 1 is divided into two, as shown in FIG. Upper case 13
Is divided into a first upper case 131 that covers the evaporator 62 and the heater core 61, and a second upper case 132 that covers the blower 63. Others are the same as in the first embodiment. According to this example, since the upper case 13 is divided into two, it is easy to take it out from the ventilation plate arrangement portion 31. Further, the same effect as that of the first embodiment can be obtained.

Embodiment 3 In this embodiment, as shown in FIG. 7, the case 100 is divided into a lower case 16 and an upper case 17. Further, dividing surfaces 161 and 171 are provided between the lower case 16 and the upper case 17. The difference from the case 1 of the first embodiment is that the dividing surfaces 161 and 171 of the present embodiment are
It is formed above the dividing surfaces 111 and 121 (two-dot chain line) of the first embodiment. Others are the same as in the first embodiment.

According to this example, since the dividing surfaces 161 and 171 are located above, the vertical width of the upper case 17 is small. Therefore, it is easier to take out the upper case 17 from the portion where the ventilation plate is provided. Further, when the evaporator 62 is taken out, as shown by an arrow in the figure, the evaporator 62 is once pulled out forward and then pulled up upward. Further, according to this example, the same effect as that of the first embodiment can be obtained.

[Brief description of drawings]

FIG. 1 is an explanatory view of an arrangement structure of an automobile air conditioner, an upper case, and an evaporator in a first embodiment.

FIG. 2 is an explanatory view of taking out a heater core according to the first embodiment.

FIG. 3 is an explanatory view of the blower removal in the first embodiment.

FIG. 4 is a perspective view of the air conditioner according to the first embodiment.

FIG. 5 is a partially exploded perspective view showing the attachment parts of the lower case and the upper case in the first embodiment.

FIG. 6 is a perspective view of an air conditioner according to the second embodiment.

FIG. 7 is a side view of an air conditioner case according to the third embodiment.

FIG. 8 is a side view of an arrangement structure of a conventional air conditioner.

[Explanation of symbols]

 1. ． ． Case, 11, 16. ． ． Lower case, 12, 17. ． ． Upper case, 3. ． ． Ventilation plate, 31. ． ． Ventilation plate installation part, 6. ． ． Air conditioner, 60. ． ． Air conditioning equipment, 9. ． ． Air box,

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Seijiro Koie 2-chome Toyota-cho, Kariya-shi, Aichi Stock company Toyota Industries Corporation (72) Inventor Yoshio Ojima 2-chome Toyota-cho, Kariya-shi, Aichi Bachi Stock Company Toyota Automatic Loom Works

Claims (1)

[Claims] 1. An air box is provided between an interior of a vehicle and an engine room, and an air conditioner having an air conditioner in a case is provided in the air box. The air conditioner case is divided into a lower case fixed to the air box and a detachable upper case. A structure for disposing an air conditioner for an automobile, characterized in that the plate is removed and the upper case and the air conditioner are taken out from the ventilation plate disposition part.