JP3079924B2 - Grill mounting structure of outdoor unit for 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 blowout grill mounting structure for an outdoor unit for an air conditioner.

[0002]

2. Description of the Related Art Conventionally, a blow grill of an outdoor unit for an air conditioner has been mounted on a bell mouth by providing a plate-shaped screw stop between the grill grilles of the blow grill and the bell grill. The screw seat was screwed at a predetermined position from the front of the mouse.

[0003]

The exterior structure of the casing of the outdoor unit for an air conditioner, the outlet grill and the like is generally light-colored in consideration of the design, while the internal structure of the bell mouth and the like is external. It is darker than the external structure so as to be inconspicuous. For this reason, in the conventional example, the presence of the screw stop of the outlet grille is noticeable by the bell mouth on the back, which causes a problem that the design of the outdoor unit for the air conditioner is reduced.

The present invention has been made to solve the above-described drawbacks of the conventional example, and has as its object to provide an outdoor air conditioner outdoor which can prevent a decrease in design due to the installation of a blowout grill. An object of the present invention is to provide a grill mounting structure for a machine.

[0005]

According to a first aspect of the present invention, there is provided a grill mounting structure for an outdoor unit for an air conditioner, wherein mounting portions 39 are provided in the vicinity of corners of a blowout grill 31, respectively.
1 is provided with a locking portion 15 for engaging with each of the mounting portions 39.
The locking portion 15 is provided with a forward rising portion 16.
When, having a tongue piece 17 continuously provided in the rising part 16
And each tongue piece 17 is the same
The mounting portion 39 is configured to extend in the direction of the bell mouth 11, and the blowout grill 31 faces the bellmouth 11, and the mounting portion 39 is slid from the tip of the tongue piece 17 toward the rising portion 16, so that the mounting portion 39 is in front of the bellmouth 11. Hold it between the tongue piece 17 and attach the blowout grill 31 to the bell mouth 11
Further, the mounting portion 39 is connected to the
After engaging with the stopper 15, both 39 and 15 are fixed by fixing means.
It is characterized by a constant.

In the grill mounting structure for an outdoor unit for an air conditioner according to the second aspect, the blowing grill 31 is slid until the mounting portion 39 comes into contact with the rising portion 16 to engage the mounting portion 39 with the locking portion 15. It is characterized by having

[0007]

[0008] grille mounting structure of the air conditioner outdoor unit of claim 3, outlet grille 31 is light-colored, with a bell mouth 11 is a dark than outlet grille 31, outlet grille mounting portion 39 and the tongue 17 31 and the bellmouth 11 are the same color.

[0009]

In the grill mounting structure for an outdoor unit for an air conditioner according to the first aspect of the present invention, the mounting portion 39 is connected to the front surface of the bell mouth 11 and the tongue piece 1.
7, the mounting portion 39 is hidden by the tongue piece 17 and is hardly seen from the outside. Also, the mounting portion 39 is engaged.
After engaging with the stopper 15, both 39 and 15 are fixed by fixing means.
Fixed, it can be securely fixed.

Further, in the grill mounting structure for an outdoor unit for an air conditioner according to the second aspect, since the mounting portion 39 is slid until the abutting portion 16 comes into contact with the rising portion 16 and is engaged with the locking portion 15, the blowout grill 31 is a bell. Positioning in the lateral direction with respect to the mouse 11 is possible.

[0011]

In the grill mounting structure for an outdoor unit for an air conditioner according to the third aspect, the mounting portion 39 of the same color as the blow-out grill 31 is hidden by the dark tongue piece 17 and is hardly seen from the outside. Therefore, the light-colored mounting portion 39 is a darker bellmouth 1 than this.
It is inconspicuous against 1 in the background.

[0013]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of an air conditioner outdoor unit according to a first embodiment of the present invention;

FIG. 13 is an exploded perspective view of the outdoor unit 1 showing one embodiment of the present invention. In the figure, reference numeral 51 denotes a bottom frame main body, on which devices such as a compressor 52, an accumulator 53, a heat exchanger 54, and a motor 55 are installed. A suction protection wire mesh 56 is provided on the back of the heat exchanger 54. 57 is a partition plate, 58 is a front plate, 59 is a propeller fan, 11 is a bellmouth, and 31 is a blowout grill. In the outdoor unit 1, by rotating a propeller fan 59 with a motor 55, the outside air is sucked from the suction protection wire mesh 56 side, and the outside air that has passed through the heat exchanger 54 and the like is blown out from the blowout grill 31.

The outdoor unit 1 has a feature in a structure for mounting the blowout grill 31 to the bell mouth 11, and this point will be described below.

FIG. 4 is a rear view of the outlet grill 31. The blowout grill 31 is made of a synthetic resin colored ivory white, and has a rectangular outer frame 35 as shown in FIG.
And an edge frame 37 provided substantially in parallel with the outer frame 35. A plurality of grilles 32 are formed substantially vertically inside the edge frame 37, and grids 33 are formed at regular intervals in the substantially horizontal direction. A plurality of wind direction guide vanes 34 are disposed between the lattices 33 in a substantially horizontal direction. The outer frame 35 is provided with two pairs of upper and lower and left and right grill hooking claw portions 36, respectively. The grill hook 36 extends rearward, and an engagement projection (not shown) projects outward from each end thereof. In the upper and lower edge frames 37, a pair of upper and lower edge frame engaging projections 38 are provided at two places as shown in FIG. Each edge frame engaging projection 38 is provided continuously between the two grill ridges 32.

In the vicinity of the four corners of the blowout grill 31, an edge frame 37 and a grille 32 adjacent to the edge frame 37 are provided.
And between the first mounting portions 39 each having a plate shape having the same shape.
Is provided. As shown in FIGS. 6 and 7, the first attachment portion 39 is formed in such a manner as to connect the grid 33 adjacent to each other to the wind direction guide blades 34 or the rear end portions of the wind direction guide blades 34. A mounting hole 41 is formed near the center of each first mounting portion 39. Both sides of the first mounting portion 39, that is, the first mounting portion 39, the edge frame 37 and the grille 3
The first gap 40 is provided between the first gap 40 and the second gap.

The left and right outer frames 35 of the blowout grill 31
, Two bar-shaped second mounting portions 42 are provided vertically above and below the edge frame 37 and the grille 32 adjacent to the edge frame 37. The second mounting portion 42 is formed in such a manner as to connect the grid 33 adjacent to each other and the rear end portions of the wind direction guide vanes 34 like the first mounting portion 39.
A second gap 43 is provided between the second mounting portion 42, the edge frame 37, and the grille 32.

The first and second mounting portions 39 and 42 are provided such that the mounting portions 39 and 42 are respectively at the original positions even when the blowout grill 31 is turned upside down.

FIG. 8 is a front view of the bell mouth 11. The bell mouth 11 is made of a synthetic resin colored black, and a pair of upper and lower bell mouth hooking claws 12 are provided at upper and lower ends. This bellmouth hook 1
2 is extended forward from the end of the bell mouth 11,
As shown in FIG. 9, an engaging projection 13 projects outward from the tip end. In the vicinity of the four corners of the bell mouth 11, first locking portions 15 that engage with the first mounting portions 39 are provided at positions corresponding to the first mounting portions 39. The first locking portions 15 have the same shape, and are formed in an L-shape as a whole. As shown in FIGS. 10 and 11, the first locking portion 15 includes a first rising portion 16 and a first tongue piece 17 horizontally connected to the first rising portion 16. In the vicinity of the center of the tongue piece 17, a locking hole 18 is provided at a position corresponding to the mounting hole 41.
Are formed. Note that the first tongue piece 17 is
The first mounting portion 39 is formed to have the same width as the first mounting portion 39 so as to cover the mounting portion 39.

In the bell mouth 11, the second
At a position corresponding to the mounting portion 42, a second locking portion 19 that engages with the second mounting portion 42 is provided. The second locking portions 19 have the same shape, and the first locking portion 1
Similarly to 5, it is formed in an L-shape as a whole. As shown in FIG. 12, the second locking portion 19 includes a second rising portion 20 and a second tongue piece 21, and an engagement projection 22 is provided on a back surface of the second tongue piece 21. Also in this case, the second tongue piece 21 is formed to have the same width as the second mounting portion 42 so as to cover the second mounting portion 42.

The first and second locking portions 15, 19
Are provided at positions corresponding to the first and second mounting portions 39 and 42, and the blowout grill 31 is provided such that the mounting portions 39 and 42 are located at the same position even if the blow grill 31 is turned upside down. Therefore, it is possible to mount the blowout grill 31 upside down on the bell mouth 11.

The procedure for attaching the blow-out grill 31 in the grill attachment structure for an outdoor unit for an air conditioner having the above configuration will be described. First, the outlet grill 31 is faced to the front of the bell mouth 11, and the both 11 and 31 are arranged in the following positional relationship. The first locking portion 15 is fitted into the first gap 40 so that the first mounting portion 39 is disposed on the tip end side of the first tongue piece 17 of the first locking portion 15. The second locking portion 19 is fitted into the second gap 43 so that the second mounting portion 42 is arranged on the tip end side of the second tongue piece 21 of the second locking portion 19. The engaging protrusion 13 of the bellmouth hooking claw 12 and the edge frame engaging protrusion 38 are hooked to each other to engage the bellmouth hooking claw 12 with the edge frame 37.

As described above, the first and second mounting portions 3
When the blowers 9 and 42 are arranged at the distal ends of the first and second tongue pieces 17 and 21, respectively, the blowout grill 31 is shifted to the right with respect to the bell mouth 11, so that the grille provided at the left end of the blowout grille 31 is provided. The hook 36 interferes with the left end of the bell mouth 11, but in order to prevent this interference, at the left end of the bell mouth 11, a position corresponding to the grill hook 36 on the left end of the outlet grill 31 is provided. The fitting recess 14 is provided, and the grill hook 36 is fitted therein.

Next, the blowing grill 31 is slid to fix the blowing grill 31 to the bell mouth 11 as shown in the following (1) to (5). The first mounting portion 39 is slid from the distal end of the first tongue piece 17 toward the first rising portion 16 as shown in FIG. 1 and is brought into contact with the first rising portion 16 so as to contact the first rising portion 16 as shown in FIG. The first attachment portion 39 is inserted under the tongue piece 17 so that the first engagement portion 15
To be engaged. The second mounting portion 42 is slid from the distal end of the second tongue 21 toward the second rising portion 20 to be inserted below the second tongue 21 and to be provided on the back surface of the second tongue 21. The projection 22 is engaged.

When the first mounting portion 39 is engaged with the first locking portion 15, the mounting hole 41 and the locking hole 18 are vertically aligned as shown in FIG. Stop it.

The outlet grill 31 of this embodiment is a bellmouth 1
The vertical and horizontal dimensions are larger than 1. For this reason, if the blowout grill 31 is fixed to the bell mouth 11 as described above and the two are integrated, the grill hook 36 protrudes rearward. Therefore, the outlet grill 31 and the bellmouth 11
Then, the integrated unit is pressed against the front plate 58, and the grill hooking claw portion 36 protruding rearward is engaged with the front plate 58 for mounting.

As described above, in the grill mounting structure of the outdoor unit for an air conditioner in the above embodiment, the first
The mounting portion 39 is inserted under the first tongue piece 17 so that the first locking portion 1
Since the first mounting portion 39 is engaged with the first mounting portion 39, the first mounting portion 39 does not appear to be externally viewed. Therefore, even when the ivory white outlet grill 31 is attached to the black bell mouth 11, the first attachment portion 39 of the same color as the outlet grill 31 is not noticeable against the background of the bell mouth 11, thereby improving the design compared to the conventional example. Can be improved. The same applies to the second mounting portion 42.

Further, the first mounting portion 39 is slid from the tip end of the first tongue piece 17 toward the first rising portion 16 to abut on the first rising portion 16 and engage with the first locking portion 15. Then, the outlet grill 31 is positioned with respect to the bell mouth 11 in the lateral direction. On the other hand, when the engagement protrusion 13 of the bellmouth hook claw 12 and the edge frame engagement protrusion 38 are hooked to each other and the bellmouth hook claw 12 and the edge frame 37 are engaged, the blowout grill 31 becomes bellmouth. 11 is positioned in the vertical direction. As a result, the outlet grill 3
1 is arranged at a predetermined position before screwing. Therefore, the workability is improved as compared with the case where the blowout grill is arranged at a predetermined position by the operator by eye measurement as in the conventional example.

Further, the second mounting portion 42 is slid from the tip of the second tongue piece 21 in the direction of the second rising portion 20, and
Since it is inserted under the second tongue piece 21 and is hooked on the engaging projection 22 provided on the back surface of the second tongue piece 21, the second mounting part 4
2 does not easily come out of the second locking portion 19. As a result, the blowout grill 31 arranged at an accurate position before screwing as described above can be held at that position,
Mounting workability is improved. In addition, since the blowout grill 31 has a structure that can be mounted upside down on the bell mouth 11, it is also possible to turn upside down the blowdown grill to blow upward.

Although a specific embodiment of the grill mounting structure for an outdoor unit for an air conditioner according to the present invention has been described above, the present invention is not limited to the above-described embodiment, and various modifications may be made within the scope of the present invention. It can be changed and implemented.
For example, in the above embodiment, the first mounting portion 39 is provided in a plate shape, but may be in a rod shape like the second mounting portion 42 shown in the second embodiment. In addition, both mounting parts 3
The wind direction guide vanes 3 and 9 need not be connected to both the wind direction guide vanes 34 or the grids 33 adjacent to each other.
4 or the grid 33 or the grille 32 or the edge frame 37. Further, when attaching the blowout grill 31, the first mounting portion 39 is engaged with the first locking portion 15, the bellmouth hooking claw portion 12 is engaged with the edge frame 37, and the blowout grill 31 before screwing is attached. Although the positioning is performed, even if only the first mounting portion 39 is engaged with the first locking portion 15, the positioning of the blowout grill 31 before screwing is roughly performed, so the bellmouth hooking claw portion 12 is omitted. You can also.

The engaging tongue 22 is provided on the back surface of the second tongue piece 21, but the engaging tongue 22 similar to the engaging tongue part 22 provided on the second tongue piece 21 is also provided on the back surface of the first tongue piece 17. Protrusions may be provided,
When the engagement projection is provided on the back surface of the first tongue piece 17 as described above,
Since the first mounting portion 39 is less likely to come out of the first locking portion 15, the first mounting portion 39 does not have to be screwed after being engaged with the first locking portion 15. By doing so, the cost and the number of assembly steps can be reduced by screwing. The first and second locking portions 15 and 19 do not need to be L-shaped, and the first and second mounting portions 39 and 42 are connected to the front face of the bell mouth 11 and the first and second tongue pieces 17 and 21. Any shape can be used as long as it can be sandwiched and held between them.

[0033]

According to the grill mounting structure for an outdoor unit for an air conditioner of the present invention, the mounting portion is sandwiched and held between the bell mouth and the tongue piece, so that the mounting portion is hidden by the tongue piece and the outside. Is difficult to see from Therefore, the design can be improved as compared with the conventional example. Also, the mounting part was engaged with the locking part.
Later, both are fixed by fixing means, so more secure fixing
Can be.

In the grill mounting structure for an outdoor unit for an air conditioner of the present invention, the mounting portion is slid until the mounting portion comes into contact with the rising portion to engage the mounting portion with the locking portion. Position in the horizontal direction.
Mounting workability can be improved.

[0035]

In the grill mounting structure for an outdoor unit for an air conditioner according to the third aspect , the mounting portion of the same color as the blowout grill is hidden by the tongue piece of the same color as the bell mouth, and is hardly seen from the outside. Accordingly, the light-colored mounting portion is less noticeable against the background of the darker bell mouth, and the design can be improved as compared with the conventional example.

[Brief description of the drawings]

FIG. 1 is a partially enlarged view illustrating a state in which a first mounting portion is slidably connected to a first locking portion according to an embodiment of the present invention.

FIG. 2 is a view showing a state after the first mounting portion is slidably connected to the first locking portion according to the embodiment of the present invention.

FIG. 3 is a vertical sectional view taken along a line II of FIG. 2;

FIG. 4 is a rear view of the blowout grill showing one embodiment of the present invention.

5 is a vertical sectional view taken along line II-II in FIG.

FIG. 6 is a vertical sectional view taken along line III-III of FIG. 4;

FIG. 7 is a vertical sectional view taken along line IV-IV of FIG. 4;

FIG. 8 is a front view of a bell mouth showing one embodiment of the present invention.

FIG. 9 is a vertical sectional view taken along line VV in FIG. 8;

FIG. 10 is a vertical sectional view taken along line VI-VI in FIG. 8;

FIG. 11 is a vertical sectional view taken along line VII-VII of FIG. 8;

FIG. 12 is a vertical sectional view taken along VIII-VIII in FIG. 8;

FIG. 13 is an exploded perspective view of an outdoor unit showing one embodiment of the present invention.

DESCRIPTION OF SYMBOLS 11 Bellmouth 15 First locking part 16 First rising part 17 First tongue piece 19 Second locking part 20 Second rising part 21 Second tongue piece 22 Engagement convex part 31 Blow-off grill 39 1 mounting part 42 second mounting part

────────────────────────────────────────────────── ─── Continuation of front page (56) References JP-A-5-332576 (JP, A) JP-A-5-93530 (JP, A) JP-A-5-50601 (JP, U) (58) Field (Int.Cl. ⁷ , DB name) F24F 5/00

Claims (3)

(57) [Claims] An attachment portion (39) is provided in the vicinity of a corner portion of the blowout grill (31), and a locking portion (1) engaging with each of the attachment portions (39) is provided on a front surface of a bell mouth (11).
5) is provided, the locking portion (15), which has rising <br/> Ri part forward (16), and a tongue which continuously arranged on the rising portion (16) (17) , Each locking part (15)
In addition, each tongue piece (17) is configured to extend in the same direction, and the outlet grill (31) faces the bell mouth (11), and the mounting portion (39) rises from the tip of the tongue piece (17). by sliding in the direction of (16), the bell mouth (11) attached portion (39) held between the front and the tongue (17), so as to attach the outlet grille (31) in the bell mouth (11) And furthermore,
The mounting portion (39) was engaged with the locking portion (15).
A grill mounting structure for an outdoor unit for an air conditioner, characterized in that the grille is fixed by fixing means . 2. The mounting portion (39) has a rising portion (1).
2. A grill mounting structure for an outdoor unit for an air conditioner according to claim 1, wherein the blow-out grill (31) is slid until the blow-out grill (31) comes into contact with the locking portion (15). . 3. The outlet grill (31) is lighter in color, the bell mouth (11) is darker than the outlet grill (31), and the mounting portion (39) and the tongue piece (17) are in the outlet grill (3).
The grill mounting structure for an outdoor unit for an air conditioner according to claim 1 or 2 , wherein the color is the same as that of the bell mouth (11).