JP2018091508A - Outer panel, indoor equipment of air conditioner, knockout method, and installation method of indoor equipment of air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an outer panel which enables easy setting of an area knocked out by a knockout part without impairing the aesthetic beauty of the appearance, and to provide indoor equipment of an air conditioner including the outer panel, a knockout method, and an installation method of the indoor equipment of the air conditioner.SOLUTION: An outer panel includes a panel body 10 provided on a surface of a housing of indoor equipment of an air conditioner which houses a blower fan and a heat exchanger. The panel body 10 is provided with: an outer peripheral groove 15 which is recessed from the inner side of the panel body 10 and extends so as to enclose a knockout part A1 which is one area on the panel body 10; and an inner groove 20 which is recessed from the inner side of the panel body 10, is connected with the outer peripheral groove 15, and extends so as to define the knockout part A1.SELECTED DRAWING: Figure 2

Description

  The present invention relates to an outer panel of an indoor unit of an air conditioner, an indoor unit including the outer panel, a method of knocking out a knockout portion of the outer panel, and a method of installing the indoor unit.

  2. Description of the Related Art Conventionally, there is known an air conditioner that takes in indoor air and adjusts temperature and humidity and then supplies the air into the room. The air conditioner includes an indoor unit installed indoors, and an outdoor unit connected to the indoor unit by piping and installed outside the room.

  And the outer surface panel is provided in the indoor unit of an air conditioner so that the housing | casing which accommodates an air blower and a heat exchanger may be covered. The outer panel is provided with a groove that reduces the thickness of the outer panel so that a part of the outer panel can be removed so that the pipe connecting the indoor unit and the outdoor unit can be disposed through the outer panel. An enclosed knockout section is provided. Such a knockout part is described in Patent Document 1, for example.

Japanese Utility Model Publication 2-65012

  However, there are a plurality of standards (dimensions) for piping connecting the indoor unit and the outdoor unit. For this reason, if the size of the knockout part removed from the outer panel is larger than the diameter of the pipe, the housing inside the outer panel is exposed to the outside, which may impair the appearance. Here, in the knockout part described in Patent Document 1, it is difficult to adjust the opening diameter in accordance with the pipe diameter.

  Accordingly, the present invention provides an outer panel that can easily set a region to be removed at the knockout portion without impairing the appearance of the exterior, an indoor unit of an air conditioner including the outer panel, a knockout method, and an indoor unit of the air conditioner The installation method is provided.

  An outer panel according to a first aspect of the present invention includes a panel body provided on a surface of a casing of an air conditioner that houses a blower fan and a heat exchanger, and the panel body includes an inner side of the panel body. And an outer peripheral groove extending so as to surround the knockout portion, which is an area on the panel body, and being recessed from the inner side of the panel body and extending so as to define the knockout portion connected to the outer peripheral groove. And a groove.

In such an outer panel, an outer peripheral groove and an inner groove are provided from the inside. Therefore, in a state where the panel main body is attached to the housing, these outer peripheral grooves and inner grooves cannot be visually recognized from the outside. Therefore, the appearance of the indoor unit is not impaired. Furthermore, since the panel body is provided with an inner groove in addition to the outer peripheral groove, not only the entire knockout part, but also only a region defined by the outer peripheral groove and the inner groove which are a part of the knockout part. It is also possible to remove it. Therefore, for example, when the pipe connecting the indoor unit and the outdoor unit is disposed through the panel main body in the knockout part, only a part of the knockout part can be removed from the panel main body according to the pipe diameter. Accordingly, the gap between the pipe and the panel main body can be reduced, and the casing inside the panel main body can be prevented from being exposed to the outside.
In addition, by dividing the knockout portion by the inner groove, it is possible to easily remove the region partitioned by the outer peripheral groove and the inner groove, which is a partial region of the knockout portion, by cutting the groove. Become.

  The outer panel according to the second aspect of the present invention is the outer panel according to the first aspect, wherein the inner groove has a vertical groove and a horizontal groove intersecting the vertical groove. The inner grooves may be provided in a lattice shape.

  Thus, by providing the inner grooves in a lattice shape, the region of the knockout portion can be finely partitioned. Therefore, a part of the knockout part can be more easily removed in accordance with the diameter of the pipe connecting the indoor unit and the outdoor unit.

  In the outer panel according to the third aspect of the present invention, the groove width of the inner groove may be smaller than the groove width of the outer peripheral groove in the outer panel of the second aspect.

  By providing the inner groove in this way, for example, by first cutting the knockout portion along the outer circumferential groove, and then applying a force by gripping a part of the knockout portion partitioned by the outer circumferential groove and the inner groove, Stress concentrates in the inner groove having a smaller groove width. Therefore, a part of the knockout portion partitioned by the outer peripheral groove and the inner groove can be easily removed.

  An indoor unit of an air conditioner according to a fourth aspect of the present invention includes an outer panel according to any one of the first to third aspects, a casing to which the outer panel is attached, and the casing. A housed blower fan and a heat exchanger are provided.

  According to such an indoor unit, since the outer panel is provided, the outer peripheral groove and the inner groove cannot be visually recognized from the outside when the outer panel is attached to the housing. The appearance of the machine is not impaired. Furthermore, it is possible to remove not only the entire knockout part, but also only the region defined by the outer peripheral groove and the inner groove, which are part of the knockout part. Therefore, only a part of the knockout part can be removed from the panel body according to the pipe diameter, and the gap between the pipe diameter and the panel body can be reduced, and the housing inside the panel body is exposed to the outside. Can be avoided. In addition, since the knockout portion is partitioned by the inner groove, a part of the knockout portion can be easily removed.

  Further, the knockout method of the knockout portion according to the fifth aspect of the present invention includes a cutting step of cutting the outer peripheral groove of the panel body in the outer surface panel of any one of the first to third aspects, and the inner groove A cutting step for cutting in, and after the cutting step and the cutting step, a removal step of gripping and removing the region partitioned between the outer peripheral groove and the inner groove in the knockout portion And.

  According to such a knockout method, it is possible to remove not only the entire knockout portion but also only a region defined by the outer peripheral groove and the inner groove which are a part of the knockout portion. Therefore, only a part of the knockout part can be removed from the panel body according to the pipe diameter, and the gap between the pipe diameter and the panel body can be reduced, and the housing inside the panel body is exposed to the outside. Can be avoided. Moreover, it becomes possible to remove a part of a knockout part easily by dividing a knockout part by an internal groove and performing a cutting process and a cutting process.

  Moreover, the installation method of the indoor unit of the air conditioner which concerns on the 6th aspect of this invention is performed after the panel removal process which removes the said outer surface panel from the indoor unit of an air conditioner, and the said panel removal process. The knockout method of the said 5th aspect and the panel attachment process which attaches the said outer surface panel to the said indoor unit after execution of the said knockout method are included.

  According to such an installation method, when installing the pipe connecting the indoor unit and the outdoor unit through the knockout part when installing the indoor unit, only a part of the knockout part is removed from the panel body according to the pipe diameter. Since it can remove, the clearance gap between a piping diameter and a panel main body can be made small. Therefore, it is possible to avoid exposing the casing inside the panel body to the outside. Moreover, a part of the knockout part can be easily removed by dividing the knockout part by the inner groove and executing the cutting process and the cutting process.

  According to the above outer panel, the air conditioner indoor unit, the knockout method, and the air conditioner indoor unit installation method, the region knocked out by the knockout part provided on the outer panel without deteriorating the appearance of the outer appearance. It can be easily set.

It is a whole perspective view of the indoor unit of the air conditioner of the embodiment of the present invention. It is a perspective view of the bottom panel of the indoor unit of the embodiment of the present invention. It is a principal part enlarged view of the bottom panel of the indoor unit of embodiment of this invention. It is a flowchart which shows the process of the installation method of the indoor unit of embodiment of this invention. It is a figure which shows the state which removed a part of knockout part of the bottom panel of the indoor unit of embodiment of this invention.

Hereinafter, the indoor unit 1 of the air conditioner 100 of the embodiment of the present invention will be described.
The air conditioner 100 includes an indoor unit 1 that is provided indoors and an outdoor unit (not shown) that is connected to the indoor unit 1 by piping and provided outside the room.
The indoor unit 1 inhales air, adjusts temperature and humidity, and then blows out air to perform indoor air conditioning.

  The indoor unit 1 includes a housing 2, a blower fan 3 and a heat exchanger 4 housed in the housing 2, and an outer panel 5 that covers the entire housing 2.

The casing 2 has a substantially rectangular parallelepiped shape, and the casing 2 is provided with an air outlet 2a at a position that becomes a lower part when the indoor unit 1 is installed at a predetermined position in the room. Here, in a state where the indoor unit 1 is installed at a predetermined position, the longitudinal direction of the housing 2 is the lateral direction of the indoor unit 1. A direction orthogonal to the horizontal direction and the height direction is defined as the front-rear direction.
Below, it demonstrates on the basis of the state in which the indoor unit 1 was installed.

The blower fan 3 is a cross flow fan extending in the lateral direction.
The heat exchanger 4 is provided so as to surround the blower fan 3 from the outer periphery.

  The outer panel 5 covers the entire housing 2. The outer panel 5 includes a pair of side panels 5a covering both side surfaces of the casing 2 in the longitudinal direction, a bottom panel 5b provided at the lower part (bottom) of the casing 2, and a blower outlet 2a on the front side of the bottom panel 5b. A flap 5c provided at the lower part of the housing 2, a front panel 5d that covers the front surface of the housing 2, and a top panel 5e that covers the top surface of the housing 2 are provided. The flap 5c covers the outlet 2a and adjusts the opening direction of the outlet 2a.

Hereinafter, the bottom panel 5b among the outer panels 5 will be described in detail.
As shown in FIGS. 2 and 3, the bottom panel 5 b includes a panel body 10 having a plate shape extending along the bottom surface of the housing 2, and a pair of panels provided on both lateral ends of the panel body 10 and extending upward. The support part 11 is provided.

  Each support portion 11 is a portion that is fixed to face the back surface of the housing 2 with the bottom panel 5 b attached to the housing 2.

  The panel body 10 is recessed toward the outside from the inner side (the housing 2 side) of the panel body 10 at a position near both ends in the lateral direction and adjacent to the support section 11 in the lateral direction, An inner groove 20 is provided.

  Each of the outer circumferential grooves 15 is a pair of first straight portions 16 linearly extending forward from the rear end edge 10a of the panel main body 10 at positions near both ends in the horizontal direction on the panel main body 10, and the front and rear of the panel main body 10. A second linear portion 17 extending linearly along the lateral direction at a substantially central position in the direction, and a pair of curved portions 18 connecting the pair of first linear portions 16 and the second linear portion 17. Yes. The curved portion 18 has a substantially arc shape, and has a curved shape that is convex forward. The first straight portion 16, the second straight portion 17, and the curved portion 18 are provided continuously. In this way, each outer peripheral groove 15 is provided so as to surround the knockout portion A1 which is an area on the panel body 10.

  Here, the groove width a of the outer peripheral groove 15 is preferably 2.0 [mm] or more and 3.0 [mm] or less, more preferably 2.2 [mm] or more and 2.8 [mm] or less. It is good to be.

  At least one end of the inner groove 20 is connected to the outer peripheral groove 15 and is provided in the knockout portion A1. In the present embodiment, a plurality of inner grooves 20 are provided so as to divide knockout portion A1 into six regions. The inner groove 20 extends in the front-rear direction of the panel body 10 and is provided with a longitudinal groove 21 provided at a central position in the lateral direction of the knockout part A1, and extends in the lateral direction perpendicular to the longitudinal groove 21 and is longitudinal in the knockout part A1. And two transverse grooves 22 provided at intervals. Thus, the inner grooves 20 are provided in a lattice shape.

  In this way, the knockout portion A1 on the right side in the horizontal direction (right side as viewed in FIG. 2) is closest to the support portion 11 in the horizontal direction and is the first region A1a located at the rearmost end of the panel body 10. Are divided into a second region A1b, a third region A1c, a fourth region A1d, a fifth region A1e, and a sixth region A1f in order from the clockwise.

  The groove width b of the inner groove 20 is smaller than the groove width a of the outer peripheral groove 15. Specifically, the groove width b of the inner groove 20 is preferably 0.2 [mm] or more and 1 [mm] or less. More preferably, it is 0.3 [mm] or more and 0.7 [mm] or less.

Further, in the first region A1a of the knockout portion A1, a region that extends to the midway position in the front-rear direction in the first region A1a continuously with the rear edge 10a is a small knockout portion A2. The small knockout portion A2 has a rectangular shape when viewed from above.
The small knockout portion A2 is provided by a part of the first region A1a being partitioned by a partition groove 30 that is connected to the rear edge 10a and extends to a substantially central position in the front-rear direction of the first region A1a. The groove width of the partition groove 30 is substantially the same as the groove width of the outer peripheral groove 15.

Next, the installation method of the indoor unit 1 of the air conditioner 100 of this embodiment and the knockout method of the knockout part A1 are demonstrated.
In the installation method of the indoor unit 1, the panel removal step S1 is first executed as shown in FIG. In the panel removal step S1, the bottom panel 5b is removed from the housing 2 of the indoor unit 1.

  Thereafter, a cutting step S2 for cutting the outer peripheral groove 15 is performed. In the cutting step S2, only a portion of the outer peripheral groove 15 corresponding to any region (first region A1a to sixth region A1f) to be removed by the knockout portion A1 is cut with a saw or the like. In this embodiment, for example, only the first region A1a is cut as shown in FIG. After cutting, deburr with a file.

  Thereafter, the cutting step S3 is performed, and the inner groove 20 that partitions the first region A1a to be removed is cut.

  Thereafter, the removal step S4 is executed, and for example, the first region A1a to be removed is grasped and the first region A1a is removed from the panel body 10. When removing the first region A1a, a tool may be used or it may be performed manually.

  Finally, the panel attachment process S5 is executed, and for example, the bottom panel 5b from which the first region A1a is removed is attached to the indoor unit 1 again.

  According to the indoor unit 1 of the air conditioner 100 of the present embodiment described above, the knockout portion A1 is provided in the panel body 10 of the bottom panel 5b. In the knockout portion A1, an outer peripheral groove 15 and an inner groove 20 which are grooves recessed from the inner side to the outer side of the panel body 10 are provided.

  Therefore, in a state where the panel body 10 is attached to the housing 2, the outer peripheral groove 15 and the inner groove 20 cannot be visually recognized from the outside. Therefore, the appearance of the indoor unit 1 is not impaired.

  Further, the panel body 10 is provided with an inner groove 20 in addition to the outer circumferential groove 15. For this reason, it is possible to remove not only the entire knockout portion A1 but also only the region defined by the outer peripheral groove 15 and the inner groove 20 which are part of the knockout portion A1. Therefore, for example, when a pipe connecting the indoor unit 1 and the outdoor unit is disposed through the panel body 10 at the knockout part A1, only a part of the knockout part A1 is removed from the panel body 10 according to the pipe diameter. Is possible.

  Therefore, the gap between the pipe diameter and the panel body 10 can be reduced, and it is possible to avoid the case 2 inside the panel body 10 being exposed to the outside and deteriorating the aesthetic appearance.

  Further, since the knockout portion A1 is partitioned into a plurality of regions by the inner groove 20, only a partial region of the knockout portion A1 that is easily partitioned by the outer peripheral groove 15 and the inner groove 20 can be cut. Can be removed.

  Moreover, the area | region of knockout part A1 can be finely divided by providing the inner groove | channel 20 in a grid | lattice form. Therefore, it becomes possible to remove part of knockout part A1 more easily according to the pipe diameter connecting indoor unit 1 and the outdoor unit.

  Further, by providing the inner groove 20 having a groove width smaller than that of the outer peripheral groove 15, first, the knockout portion A1 is cut along the outer peripheral groove 15, and then the knockout portion A1 defined by the outer peripheral groove 15 and the inner groove 20 is cut. By applying a force by gripping a part, a large stress concentration is generated in the inner groove 20 having a small groove width. Therefore, it is possible to easily remove a part of the knockout portion A1 defined by the outer peripheral groove 15 and the inner groove 20 without using a tool.

  Furthermore, by providing the small knockout portion A2, the partition groove 30 can be cut, and only this small knockout portion A2 can be removed. Therefore, a member having a smaller diameter than the piping such as wiring can be provided through the region of the small knockout portion A2.

Although the embodiments of the present invention have been described in detail with reference to the drawings, the configurations and combinations of the embodiments in the embodiments are examples, and the addition and omission of configurations are within the scope not departing from the gist of the present invention. , Substitutions, and other changes are possible. Further, the present invention is not limited by the embodiments, and is limited only by the scope of the claims.
For example, in the above description, the example in which the knockout portion A1 is provided on the bottom panel 5b has been described. However, the knockout part A1 may be provided on another outer panel 5 (for example, the side panel 5a).

  Further, the small knockout portion A2 is not necessarily provided. Further, it is sufficient that at least one inner groove 20 is provided. That is, one inner groove 20 may be provided so that the inner groove 20 does not have the vertical groove 21 and the horizontal groove 22 but divides at least the knockout portion A1 into two regions.

  In the inner groove 20, the vertical groove 21 and the horizontal groove 22 do not cross each other but may cross each other obliquely. Further, the outer peripheral groove 15 may not be continuous with the rear end edge 10a of the panel body 10. That is, the knockout portion A1 may be provided inside the panel body in the front-rear direction and the lateral direction.

DESCRIPTION OF SYMBOLS 1 ... Indoor unit 2 ... Housing 2a ... Outlet 3 ... Blower fan 4 ... Heat exchanger 5 ... Outer panel 5a ... Side panel 5b ... Bottom panel 5c ... Flap 5d ... Front panel 5e ... Top panel 10 ... Panel main body 10a ... rear end edge 11 ... support part 15 ... outer peripheral groove 16 ... first straight part 17 ... second straight part 18 ... curved part 20 ... inner groove 21 ... vertical groove 22 ... horizontal groove 30 ... partition groove 100 ... air conditioner A1 ... knockout Part A1a ... First region A1b ... Second region A1c ... Third region A1e ... Fourth region A1d ... Fifth region A1f ... Sixth region A2 ... Small knockout part S1 ... Panel removal step S2 ... Cutting step S3 ... Cutting Step S4 ... Removal step S5 ... Panel mounting step

Claims (6)

A panel body provided on the surface of the casing of the indoor unit of the air conditioner that houses the blower fan and the heat exchanger,
In the panel body,
An outer circumferential groove that is recessed from the inside of the panel body and extends to surround a knockout portion that is an area on the panel body;
An inner groove that is recessed from the inside of the panel body and that extends to connect to the outer circumferential groove and define the knockout portion;
The outer panel is provided.   The outer panel according to claim 1, wherein the inner groove includes a vertical groove and a horizontal groove intersecting the vertical groove, whereby the inner groove is provided in a lattice shape.   The outer panel according to claim 2, wherein a groove width of the inner groove is smaller than a groove width of the outer peripheral groove. The outer panel according to any one of claims 1 to 3,
A housing to which the outer panel is attached;
A blower fan housed in the housing, and a heat exchanger;
An air conditioner indoor unit. A cutting step of cutting the outer peripheral groove of the panel body in the outer surface panel according to any one of claims 1 to 3,
A cutting process for cutting into the inner groove;
After the cutting step and the cutting step, a removal step of grasping a region partitioned between the outer peripheral groove and the inner groove in the knockout portion and removing the region;
Knockout method of knockout part including A panel removing step of removing the outer panel from the indoor unit of the air conditioner;
The knockout method according to claim 5, which is performed after the panel removing step;
A panel mounting step for mounting the outer panel to the indoor unit after execution of the knockout method,
A method for installing an indoor unit of an air conditioner including

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