JP2591844Y2 - Mounting structure of vehicle 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 a mounting structure of an air conditioner installed on a ceiling of a one-box car, and more particularly, to a method for mounting a detachable grill attached to an air outlet at an accurate position. The present invention relates to an air conditioner mounting structure.

[0002]

2. Description of the Related Art Conventionally, a rear cooler for air-conditioning a rear seat has been widely mounted on a ceiling portion of a one-box car. FIG. 8 is a sectional view showing the inside of a one-box car in which a rear cooler is mounted on a ceiling. FIG. 7 shows a view of the rear cooler as viewed from the rear front.
FIG. 11 is an exploded perspective view showing the internal configuration of a conventional rear cooler. The cooler unit 14 is fixed to the vehicle body ceiling frame. The air-conditioning cover 12 is attached to a vehicle body ceiling frame with screws (not shown). As shown in FIG. 9, the air-conditioning cover 12 holds a pair of retainers 13 by fitting with a cover mounting bracket 13 a formed in a U-shape outside the retainer 13.

Further, three pairs of grill claw locking portions 13b are formed above and below each retainer 13. And grill 1
The three pairs of grill claws 11 a formed in the first unit 1 are engaged with the three pairs of grill claw locking portions 13 b of the retainer 13. As a result, the grill 11 is detachably attached to the retainer 13. FIG. 10 is a cross-sectional view showing the configuration of a portion of the grill 11 other than the portion where the grille claws 11a are formed. The air outlet 14a of the cooler unit 14 is
As shown in FIG. 10, a seal sponge 15 for preventing air leakage is fixed to the inside of the distal end of the air outlet 14a with an adhesive.
By attaching the grill 11 to the retainer 13, the tip of the grill 11 presses the seal sponge 15, thereby preventing air-conditioning air from leaking.

As described above, the cooler unit 14 and the retainer 13, the grill 11, and the air-conditioning cover 12 are separately assembled because the cooler unit 14 is an electrical component, and is manufactured by an electrical component manufacturer. As a finished product, it is delivered to an automobile assembly manufacturer. On the other hand, the retainer 13, the grill 11, and the air conditioning cover 12 are manufactured by a component manufacturer different from the electrical component manufacturer and delivered to the automobile assembly manufacturer. This is because the automobile is manufactured by assembling them.

[0005]

However, the conventional cooler device mounting structure has the following problems. Conventionally, the cooler unit 14 and the air-conditioning cover 12 are separately fixed to the body frame, and the grill 11
In addition, since the retainer 13 is attached to the air-conditioning cover 12 and the position of the grill 11 relative to the cooler unit 14 varies, the grill 11 may be improperly assembled or improperly fitted. If the installation failure or the fitting failure of the grill 11 occurs, the air seal becomes insufficient and the air-conditioning air leaks. Then, there is a problem that the air leakage generates abnormal noise. In addition, there is a problem that air conditioning becomes insufficient because the amount of conditioned air blown out from the grill decreases.

The grill 11 is provided with a cooler unit 14.
The grill 11 may be slightly lifted up from the air-conditioning cover 12 and the interior of the grill 11 may be deteriorated. In order to prevent this, it was necessary to adjust the position where the cooler unit 14 or the air conditioning cover 12 was attached to the vehicle body. However, it was difficult and complicated to accurately position the grill 11 with respect to the cooler unit 14. However, there is a problem that the efficiency of the manufacturing process of the automobile is deteriorated.

[0007] The present invention has been made to solve the above-mentioned problems, and includes a grill 11 and a retainer 13.
It is an object of the present invention to provide a mounting structure of an air conditioner for a vehicle, which is capable of mounting the air conditioner to the cooler unit 14 accurately and well.

[0008]

In order to achieve this object, a mounting structure of a vehicle air conditioner according to the present invention includes an air conditioning unit fixed to a vehicle body ceiling frame and a retainer attached to an air outlet of the air conditioning unit. An air conditioning unit for a vehicle having a blower grill that regulates a direction of air blown from the air conditioner unit, wherein the air conditioner unit includes a positioning member for positioning the retainer and the grill, and the grill is detachably held. A grille having a retainer screwed to a positioning member of the air-conditioning unit, a grille having a positioning pin fitted to the positioning member of the air-conditioning unit, and a locking claw engaged with the locking portion of the retainer. have.

[0009]

The air-conditioning unit of the present invention having the above-described structure is
It sucks air inside or outside the vehicle and cools it, and blows it out from the outlet as cooling air. Also, the retainer
It is attached to the air outlet of the air conditioning unit and holds the grille detachably. The grill regulates the direction of air blown out from the air conditioning unit. The positioning member of the air conditioning unit positions the retainer and the grill with respect to the air conditioning unit. Here, the retainer is screwed to a positioning member of the air conditioning unit. The positioning pin of the grill is fitted to a positioning member of the air conditioning unit to position the grill with respect to the air conditioning unit. The grill is detachably mounted to the cooler unit by engaging the locking claws of the grill with the locking portions of the retainer.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A rear cooler mounting structure according to an embodiment of the present invention will be described in detail with reference to the drawings. FIG. 8 is a sectional view showing the inside of a one-box car in which a rear cooler is mounted on a ceiling. FIG. 7 shows a view of the rear cooler as viewed from the rear front. FIG. 6 is an exploded perspective view showing the configuration of the rear cooler of the one-box car. FIG. 5 is a plan view of the cooler unit 14 as viewed from above.
FIG. 5 shows the right half of the cooler unit 14 cut along the center line C / L.

The cooler unit 14 includes the positioning pin 1
4d is fitted into a positioning hole formed in the vehicle body frame to be positioned on the vehicle body frame, and is fixed to the vehicle body frame by bolts at four mounting portions 14c. A pair of left and right air outlets 14 a is formed on one side surface of the cooler unit 14. FIG. 5 shows the right air outlet 14a. Left and right retainers 41, 4 are provided on both sides of the air outlet 14a.
Grill mounting brackets 14b and 14e, which are positioning members for positioning the grill 2 and the grill 11 with respect to the cooler unit 14, are formed. The grill mounting inner bracket 14b is formed with a grill positioning hole 14f which is a vertically long slot and a female screw hole 14g on the lower side. On the grill mounting outer bracket 14e,
A female screw 14h is formed.

FIG. 4 is a perspective view showing the structure of the retainers 41 and 42 as viewed from the cooler unit 14 side. A left retainer 41 located on the left side when viewed from the grill 11 side and a right retainer 42 located on the right side hold the center retainer 43. At a portion near the center of the right retainer 42, an inner concave bracket 42b for positioning and fixing the right retainer 42 to the cooler unit 14 is formed by being bent toward the cooler unit side. An outer concave bracket 42a is formed at a portion far from the center of the right retainer 42 by being bent toward the cooler unit. Further, three pairs of grill claw locking portions 42c are formed above and below the inner peripheral portion of the right retainer 42. In the inner concave bracket 42b, a vertically long hole 42d that is long in the vertical direction is formed on the upper side, and a stupid hole 42e is formed on the lower side. The retainer mounting right bracket 42a has two horizontally long holes 42f. The configuration of the left retainer 41 is as follows:
The description is omitted because it is symmetrical with the right retainer 42.

FIG. 2 shows the shape and mounting structure of the right grill 11. FIG. 3 is a sectional view taken along the line AA in FIG. 1A shows a BB sectional view of FIG. 2, FIG. 1B shows a CC sectional view, and FIG. 1C shows a DD sectional view. Since the left grill is symmetrical with the right grill, detailed description is omitted. On the surface of the right grill 11, two cooler outlets 21 and a mounting recess 22 are formed. As shown in FIG. 3, an air shielding plate 26 is formed around the periphery of the back surface of the right grill 11 corresponding to the cooler outlet 21. The air blocking plate 26 presses the seal sponge 15 fixed with an adhesive to the inner surface of the distal end portion of the air outlet 14 a of the cooler unit 14. A plurality of left-right direction plates 27 for changing the left-right direction of the air to be blown out are provided rotatably on the front side behind the cooler outlet 21. The outer periphery of the right grill 11 is in contact with the cooler cover 12. The cooler cover 12 includes the left and right retainers 4.
1, 42.

As shown in FIG. 1B, the right grill 11
A positioning pin 23 for positioning the right grill 11 with respect to the cooler unit 14
Are formed. At the center of the positioning pin 23, a hollow portion 23a is formed. Further, the tip of the positioning pin 23 has a tapered shape. Further, a beam 23b for increasing the strength of the positioning pin 23 is formed at the base of the positioning pin 23. Positioning pin 23
Is fitted into the right grill positioning hole 14 f of the cooler unit 14 through the vertically long hole 41 d of the retainer 41. The right grill positioning hole 14f is a vertically long hole, and restricts the positioning pin 23 to a predetermined position in the horizontal direction.

Further, as shown in FIG. 1C, two vertical plates 28 for changing the vertical direction of the air to be blown are rotatably attached to the back side of the back surface of the right grill 11. Have been. A fixed locking claw 25 is formed on the lower side of the back surface of the right grill 11 at a position corresponding to the grill claw locking portion 42c of the retainer 42. Further, a leaf spring locking claw 30 is fixedly provided above the rear surface of the right grill 11 and at a position corresponding to the grill claw locking portion 42c of the right retainer 42.

Next, the operation of the cooler device mounting structure having the above configuration will be described. Cooler unit 14
Are fixed to the body frame by bolts at four mounting portions 14c by fitting the positioning pins 14d into the positioning holes of the body frame. Further, the cooler cover 12 is also fixed to the vehicle body frame by bolts at a mounting portion (not shown). The right retainer 42 is
The inner concave bracket 42b is brought into contact with the grill mounting inner bracket 14b of the cooler unit 14, and the outer concave bracket 42a is brought into contact with the grill mounting outer bracket 14e, and a positioning jig (not shown) is formed between the vertically elongated hole 42d and the grill positioning hole 14f. With the right retainer 42 aligned with the cooler unit 14,
A bolt is screwed into the female screw 14g through the stupid hole 42e of the inner concave bracket 42d, and the outer concave bracket 4
It is fixed to the cooler unit 14 by tightening a bolt into the female screw 14h through the elongated hole 42f of 2a.

The left retainer 41 is attached to the cooler unit 14 in the same manner as the right retainer 42. Central retainer 43
Is held by the left and right retainers 41 and 42. Next, a method of attaching the right grill 11 to the right retainer 42 will be described. The right grill 11 is held at the front position of the right retainer 42, and the right grill 11 is pressed against the right retainer 42. At this time, the positioning pins 23 formed on the back surface of the right grill 11 are inserted into the grill positioning holes 14f of the cooler unit 14 via the vertically long holes 42d of the right retainer 42. Since the positioning pin 23 has a tapered tip, even if the positioning pin 23 is slightly displaced from the vertically long hole 41d of the right retainer 42, it is easily fitted into the vertically long hole 41d and the grill positioning hole 14f.

Next, the fixed locking claw 25 and the leaf spring locking claw 30 of the right grill 11 abut on the grill claw locking portion 42c of the right retainer 42. At this time, the right grill 11 is moved in parallel upward. The leaf spring locking claw 30 fixed above the right grill 42 is elastically deformed, so that the right grill 11
Can be moved upward. Accordingly, when the three fixed locking claws 25 are engaged with the grill locking claw portions 42c of the right retainer 42, the right grill 11 can be moved downward,
By elastically deforming the leaf spring retaining claws 30, the three leaf spring retaining claws 30 can be engaged with the grill retaining portion 42c. When the right grill 11 is mounted, since the grill positioning hole 14f is formed as a vertically long hole, the right grill 11 can be moved in the vertical direction, and the right grill 11 can be easily mounted on the right retainer 42. can do. When the right grill 11 is removed, the mounting method may be performed in the reverse order, and a detailed description thereof will be omitted.

As described in detail above, according to the cooler unit mounting structure of the present invention, the cooler unit 1
4 is provided with positioning members 14b and 14e, the retainer 42 is fixed in a state where the retainers 42 are positioned with respect to the positioning members 14b and 14e, and the grill 11 is positioned and mounted on the positioning members 14b and 14e by the positioning pins 23. As a result, the retainer 42 and the grill 11 can be accurately positioned with respect to the cooler unit 14, and the pressing position between the air blocking plate 26 and the seal sponge 15 of the grill 11 is also accurately performed. Generation can be prevented and the efficiency of the cooler can be increased. In addition, the grill 11 can be easily installed, and the appearance does not deteriorate.

The embodiments of the present invention are not limited to the above embodiments, and various applications are possible. In this embodiment, the positioning pin is formed on the grill side and the positioning hole is formed on the cooler unit side. However, the positioning hole may be formed on the grill side and the positioning pin may be formed on the cooler unit side. Further, in the present embodiment, the positioning is performed by the positioning pin, but other positioning means may be used as long as the grill is positioned directly to the cooler unit.

[0021]

As apparent from the above description, according to the air-conditioning unit mounting structure of the present invention, a positioning member is provided in the air-conditioning unit, and the retainer is positioned and fixed to the positioning member. In addition, since the grill is positioned and mounted on the positioning member by the positioning pin, the retainer and the grill can be accurately positioned with respect to the air conditioning unit, and the seal between the grill and the air conditioning unit is accurately performed, so that air leakage As a result, the generation of abnormal noise can be prevented, and the efficiency of the cooler can be improved. In addition, the grill 11 can be easily installed, and the appearance does not deteriorate.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view showing a grill mounting structure according to an embodiment of the present invention.

FIG. 2 is a front view of a grill.

FIG. 3 is a cross-sectional view showing a grill mounting structure.

FIG. 4 is a perspective view showing a configuration of a retainer.

FIG. 5 is a plan view showing a configuration of a cooler unit.

FIG. 6 is an exploded perspective view showing a positional relationship among a cooler unit, a retainer, and a grill.

FIG. 7 is a front view of a rear cooler.

FIG. 8 is a sectional view of a one-box car.

FIG. 9 is a first sectional view showing a conventional grill mounting structure.

FIG. 10 is a second sectional view showing a conventional grill mounting structure.

FIG. 11 is an exploded perspective view showing a positional relationship between a conventional cooler unit, a retainer, and a grill.

[Explanation of symbols]

 Reference Signs List 11 right grill 12 cooler cover 14 cooler unit 14a air outlet 14f grill positioning hole 23 positioning pin 25 fixed locking claw 30 leaf spring locking claw 42 right retainer 42a outer concave bracket 42c grill locking section 42e inner concave bracket

Claims (2)

(57) [Scope of request for utility model registration] 1. An air conditioner for a vehicle, comprising: an air conditioning unit fixed to a ceiling frame of a vehicle body; a retainer attached to an air outlet of the air conditioning unit; and a blower grill that regulates a direction of air blown from the air conditioner unit. In the structure, a vertical for positioning the retainer and the grill
An air conditioning unit including a positioning member having a long hole formed therein, and a locking portion for detachably holding the grill,
A vertical hole having the same shape as the vertical hole of the unit;
Jig for positioning a vertically elongated hole of the slot and a vertically elongated hole of the retainer
A retainer screwed to a positioning member of the air conditioning unit in a state where the retainer is positioned, and a vertically elongated hole of the retainer passes through a vertically elongated hole of the unit.
Mounting structure of a vehicle air-conditioning system, characterized in that it comprises a grill having a locking claw to be engaged with the engaging portion of the positioning pin and the retainer to be fitted Te. 2. The vehicle air conditioner according to claim 1,
In the mounting structure, the locking portion may include an upper end portion of a retainer and
The locking claw provided at the lower end portion and fitted to the locking portion is
Provided at the upper and lower ends of the grill,
Either end or lower end is made of leaf spring material
A mounting structure for a vehicle air conditioner, comprising: