JPH089548Y2 - Front panel mounting structure - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a front panel mounting structure which is mounted in a suction opening of a front grill body.

[0002]

2. Description of the Related Art Conventionally, as a mounting structure for a front panel of this type, for example, a structure as shown in FIG. 3 has been known (Japanese Utility Model Laid-Open No. 1-136825). In this mounting structure, the front panel 25 is mounted on the front grill main body 22 having the suction opening 23 and the blowout opening 24 of the indoor unit 21 of the air conditioner (see FIG. 3 (A)). That is, FIG. 3 (B)
As shown in FIG. 3, three standing bars 26 are laterally spaced from each other in the suction opening 23 of the front grill main body 22.
6 is provided with a hat-shaped receiving portion 27 in which a cushion 29 is attached to a concave portion 28, and a suction grill 30 is provided on the entire surface.
Ribs 31 that come into contact with the cushion 29 and fit into the recesses are provided on the back surface of the front panel 25 (see FIG. 3A), and the four peripheral edges of the front panel 25 and the ribs 31 are provided.
The abutting part of is fixed to the front grill body 22 with a plurality of screws 32. In addition, on the entire back surface of the front panel 25, a standing bar 26
A filter 33 is attached so as to contact the rear end of the. With this mounting structure, the strength of the front grill portion is ensured, and the generation of abnormal noise at the contact portion between the front panel 25 and the front grill body 22 is prevented.

[0003]

However, in the above-mentioned conventional front panel mounting structure, since the filter 33 is attached to the back surface of the front panel 25 via the vertical bars 26, the front surface of the front panel 25 is close to the back surface. And the filter 33 cannot be installed,
There is a drawback that the thickness of the indoor unit is correspondingly increased. In addition, although it will not be disassembled after assembly,
The four peripheral edges of the front panel 25 and the abutting portions of the ribs are attached to the plurality of screws 3
Since it is fixed to the front grill body 22 by means of 2, the space for screws and the prepared hole are required, and it is troublesome to fix the screw at the time of assembly.

Therefore, an object of the present invention is to reduce the number of parts and the number of assembling steps by reducing the thickness of the front panel mounting structure without using screws and thickness, thereby increasing the thickness of the indoor unit. An object of the present invention is to provide a front panel mounting structure capable of reducing the thickness.

[0005]

To achieve the above object, the front panel mounting structure of the present invention has a suction opening of a front grill body 2 having a suction opening 3 and a discharge opening 4, as illustrated in FIG. 3 is attached to the upper edge 3a of the suction opening 3 of the front grill body 2, while the lower edge 5b of the front panel 5 is attached to the lower edge 5b of the front panel 5. A plurality of claws 7 thinner than the thickness of the claw 7 are formed, and the front and rear surfaces of the claws 7 are fitted into the plurality of claw receivers 8 provided on the lower edge 3b of the suction opening 3 so as to be able to abut. Characterize.

[0006]

When the front panel 5 is attached to the front grill body 2, for example, a plurality of holes are provided in the upper edge 5a of the front panel 5 and a plurality of holes are provided in the upper edge 3a of the suction opening 3 of the front grill body 2. A plurality of claws 7 are provided on the lower edge 5b of the front panel 5 through which resin pins 9 projecting from the receiving portion 6 are inserted.
Is brought into contact with and fitted to a plurality of pawl receivers 8 provided on the lower edge 3b of the suction opening 3. Then, the tip of the inserted pin 9 is melted by, for example, a heated trowel to be welded to the front panel 5. Thus, by welding the pins 9, the front grill body 2
While allowing the dimensional error of the front panel 5 with respect to the front panel 5, the front panel 5 can be securely attached to the front grill body 2 by the fitting of the claws 7 without rattling. Further, the thickness of the claw receiver 8 can be suppressed to the same level as that of the front panel 5, and the filter 33 can be arranged close to the back surface of the front panel 5, reducing the thickness of the indoor unit 1 and eliminating screwing. The number of parts and the number of assembly steps can be reduced.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to the illustrated embodiments. FIG. 1 is a front view showing an example of an indoor unit adopting the front panel mounting structure of the present invention. Front panel 5
Is attached to the suction opening 3 of the front grill body 2 having the suction opening 3 and the blowing opening 4 of the indoor unit 1. That is, the front panel 5 is welded at its upper edge 5a at eight locations and at the right edge of the lower edge 5b at two locations on the receiving portions 6 provided at the upper edge 3a and the lower edge 3b of the suction opening 3 at intervals. At the same time, the six claws 7 formed at the lower edge 3b of the suction opening 3 are fitted to the claw receivers 8 provided at the lower edge 3b of the suction opening 3 and attached to the front grill body 2. Note that, in FIG. 1, the same members as those in FIG. 3 are denoted by the same reference numerals.

As shown in FIG. 2 (A), the receiving portion 6 is projectingly provided in an L-shape from the upper edge 3a of the suction opening toward the inside of the front grill body 2, and the heat receiving portion 6 is provided at the center of the vertical portion 6a. It has a pin 9 made of a plastic synthetic resin. Then, the pin 9 is inserted into the pin hole of the front panel 5 fitted in the receiving portion 6, and the tip of the inserted pin 9 is crushed with a heated trowel to weld the front panel 5. As shown in FIG. 2B, the claw 7 has a protrusion 7a having a triangular cross section on the bottom of the rectangular lower edge 3b of the front panel 5.
And the horizontal engaging groove 7b is formed on the back surface of the lower edge 3b.
And a narrow width portion 7c continuing below this. Further, the claw receiver 8 fitted into the claw 7 is provided with a groove 10 having a triangular cross section provided so that the projection 7a is fitted into the lower edge 3b of the suction opening,
An inverted L-shaped contact member 11 that contacts the front surface of the protrusion 7a,
A fitting member 12 that extends along the lower edge 3b, fits in the engagement groove 7b, and abuts the back surface of the narrow portion 7c (see FIG. 1).
Consists of In FIG. 2, the lower edge 3b of the suction opening 3
The bottom surface of the filter is in contact with the center of the lower side of the filter 33.
(See FIG. 1) It is a puller protruding.

The front panel 5 having the above structure is attached to the front grill body 2 as follows. Front panel top edge 5
The a and the lower edge 5b are fitted into the ten receiving portions 6 provided at the right ends of the upper edge 3a and the lower edge 3b of the suction opening 3 of the front grill body, and the pins 9 protruding from the respective receiving portions are attached to the front panel 5. Insert into the pin hole. Also, the six claws 7 formed on the lower edge 5b of the front panel are brought into contact with the groove 10 on the front and left and right surfaces of the projection 7a of the claw 7 on the claw receiver 8 provided on the lower edge 3b of the suction opening 3. The engagement groove 7b of the claw 7 and the narrow width portion 7c are fitted so as to come into contact with the fitting member 12. Then, the tips of the inserted pins 9 are crushed with a heated trowel to weld the front panel 5 to the front grill body 2.

As described above, since the entire upper edge 5a and part of the lower edge 5b of the front panel 5 are fixed to the front grill body 2 by welding the pins 9 inserted into the pin holes, the size of the front panel 5 is reduced. Even if there is an error, it can be easily fixed to the front grill body 2, and the front and rear and left and right surfaces of the claw 7 of the lower edge 5b of the front panel 5 are held by the claw receiver 8 by being sandwiched by the groove 10 and the fitting member 12. Therefore, the front panel 5 can be securely fixed to the front grill body 2 without rattling. Further, since the thickness of the claw receiver 8 that sandwiches the narrow portion 7c of the lower edge 5b of the front panel 5 is substantially the same as the thickness of the front panel 5, the filter 33 is attached to the back surface of the front panel 5 as shown in FIG. The indoor unit 1 can be arranged close to the indoor unit 1, and the thickness of the indoor unit 1 can be reduced. further,
Since the front panel 5 is attached only by welding and claw fitting without screwing, the number of parts and the number of assembling steps can be significantly reduced.

[0011]

As is apparent from the above description, the front panel mounting structure of the present invention has at least a plurality of upper edges of the front panel welded to the upper edge of the suction opening of the front grill body while the front panel is welded. A plurality of claws thinner than the thickness of the front panel are formed on the lower edge of the front panel, and the front and rear surfaces of the claws are fitted so as to be able to contact the plurality of claw receivers provided on the lower edge of the suction opening. , No screw is required for mounting, the number of parts and the number of assembling steps can be reduced, the filter can be arranged close to the back surface of the front panel, and the thickness of the indoor unit can be reduced.

[Brief description of drawings]

FIG. 1 is a front view showing an example of an indoor unit adopting a front panel mounting structure of the present invention.

2 is a sectional view taken along the line II-II in FIG. 1 and a partial detailed view thereof.

FIG. 3 is a side view showing a conventional front panel mounting structure and a cross-sectional view taken along line bb thereof.

[Explanation of symbols]

1 ... Indoor unit, 2 ... Front grill body, 3 ... Suction opening, 3a
... upper edge, 3b ... lower edge, 4 ... blowout opening, 5 ... front panel,
5a ... upper edge, 5b ... lower edge, 6 ... receiving part, 7 ... claw, 7a ... projection, 7b ... engaging groove, 7c ... narrow portion, 8 ... claw receiving, 9 ... pin,
10 ... Groove, 11 ... Contact member, 12 ... Fitting member, 33 ... Filter.

Claims (1)

[Scope of utility model registration request] 1. A mounting structure for a front panel mounted on a suction opening (3) of a front grill body (2) having a suction opening (3) and a blowout opening (4), wherein at least an upper edge of the front panel (5). The front grill body (2) is provided at a plurality of points (5a).
While being welded to the upper edge (3a) of the suction opening (3), a plurality of claws (7) thinner than the thickness of the front panel (5) are formed on the lower edge (5b) of the front panel (5). , These nails (7)
A front panel mounting structure characterized in that the front and rear surfaces thereof are fitted so as to be able to abut on a plurality of claw receivers (8) provided on the lower edge (3b) of the suction opening (3).