JP5132498B2 - Air conditioner - Google Patents

Description

  The present invention relates to an air conditioner including an indoor unit, and more particularly to an air conditioner characterized by the attachment of a movable sensor protection member that protects a movable sensor installed in the indoor unit.

  Conventionally, the movable sensor component of an indoor unit of an air conditioner has been attached with the sensor window facing the front panel. As such, “a base that constitutes the main body, a front panel that is attached to the front of the base, has a suction port on the upper front surface and / or an upper surface, and a blower outlet on the lower surface; and one side of the base An electrical part provided on the lower part of the electrical part, a sensor case having upper and lower support shafts and a sensor fixed to the sensor case, and an attachment part attached to the lower part of the electrical part; A movable sensor part pivotally supported by a pivot member provided with a spindle hole corresponding to the shaft, a sensor window provided in the front panel corresponding to the movable sensor part, There has been proposed an “air conditioner including a suction grille that constitutes a suction port at an upper front portion of the front panel” (see, for example, Patent Document 1).

JP 2001-59640 A (page 3-4, FIG. 2)

  In the configuration of the air conditioning apparatus as described above, when there is a remote control receiving unit in the vicinity of the movable sensor, a method of reducing the thickness of a part of the front panel to make the remote control receiving unit can be considered. In such a case, in order to thin a part of the front panel with a large part size, the flow of the resin changes suddenly at the time of injection molding, and the front panel is wavy or the color is partially different. There is a problem that the design surface of the appearance is damaged. Further, although a method of using an infrared transmitting resin as a material for the front panel is conceivable, there are problems that the strength of the front panel is insufficient and the cost is increased.

  The present invention has been made in order to solve the above-described problems, and a first object of the present invention is to provide an air conditioner excellent in design. In addition to the first object, a second object of the present invention is to provide an air conditioner that is inexpensive and has a remote control reception performance equivalent to that of the prior art.

The air conditioner according to the present invention includes a movable sensor that detects a position of a human body existing in an air-conditioning target area, and a movable sensor protection that protects the movable sensor by attaching the movable sensor so as to be visible from the outside. A front design panel in which a relief portion for exposing the member, the movable sensor protection member is exposed, a front panel to which the front design panel is attached, and a movable sensor holding member that holds the movable sensor; And two positioning projections are formed on the upper center side of the movable sensor protection member, and the movable sensor holding member has two positioning holes into which the positioning projections are inserted. It is formed, by attaching the movable sensor protective member to the front panel, the front design path and the movable sensor protection member A uniform gap between Le and by fixing in the fastening member after positioning said movable sensor holding member and the movable sensor protection member by the positioning hole and the positioning protrusion, the movable The gap between the sensor protection member and the movable sensor is made uniform .

According to the air conditioner of the present invention, the movable sensor and the movable sensor holding member having a small component size are exposed to the outside as a design component from the front design panel, and the movable sensor molded with an infrared transmitting resin is used. Remote sensor reception is possible by attaching a sensor-type protective member to the front panel, eliminating the need to provide a thin-walled portion for remote control reception on the front panel, and a uniform gap with the front design panel attached to the front panel. Can be ensured, and can be excellent in design. Further, according to the air conditioning apparatus of the present invention, the gap (gap a) formed between the movable sensor protection member and the front design panel by the positioning hole and the positioning projection, and the movable sensor protection member The gap (gap b) formed between the movable sensor and the movable sensor is easily formed uniformly.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
Embodiment 1 FIG.
FIG. 1 is a front view showing a state in which an indoor unit 50 of an air-conditioning apparatus according to Embodiment 1 of the present invention is viewed from the front. Based on FIG. 1, the structure of the indoor unit 50 is demonstrated. This indoor unit 50 is installed on a wall of a room or the like as a component of an air conditioner, and uses refrigeration cycles that circulate refrigerant to conditioned air (cooling air or heating air) in an air conditioning target area such as a room. Supply. In addition, in the following drawings including FIG. 1, the relationship of the size of each component may be different from the actual one.

  The indoor unit 50 is formed with an opening at the top of the housing 55, the front panel 6 covering the housing 55, the front design panel 1 to which the front of the front panel 6 can be opened and closed, and the interior of the housing 55. A suction port 51 for sucking into the interior, an opening formed below the front panel 6, an outlet 2 for supplying conditioned air to the air-conditioning target area, and a movable sensor installed at the upper central portion of the outlet 2 3, a movable sensor holding member 4 to which the movable sensor 3 is attached, a movable sensor protection member 5 that protects the movable sensor 3 and faces the air conditioning target area (makes it visible), and a housing 55 It is stored in a blower fan (not shown) that sucks air from the suction port 51 and blows air from the blowout port 2, and an air path from the suction port 51 to the blower fan, and exchanges heat between the refrigerant and the air. Conditioned air Ri has a not shown heat exchanger, the issue.

  The front design panel 1 is molded from a transparent resin or the like, painted or printed on the back surface, and is detachably attached to the housing 55. In addition, an escape portion 1 a that avoids the movable sensor protection member 5 is formed in the lower center portion of the front design panel 1. The relief portion 1a is formed by cutting out the lower center portion of the front design panel 1 (see FIG. 3B). That is, the movable sensor protection member 5 is formed of an infrared transmitting resin and directly faces the air-conditioning target area via the escape portion 1a. In addition, the movable sensor 3 faces the air-conditioning target area from the movable sensor protection member 5 as a design portion while being attached to the movable sensor holding member 4. This movable sensor 3 detects the position of a human body existing in the air conditioning target area.

  FIG. 2 is a cross-sectional view illustrating a cross-sectional configuration of the indoor unit 50 at the position of the front panel 6. FIG. 3 is an explanatory diagram for explaining the configuration of the indoor unit 50. FIG. 4 is an explanatory diagram for explaining attachment / detachment of the movable sensor protection member 5. A configuration around the movable sensor 3 of the indoor unit 50 will be described with reference to FIGS. FIG. 3A is a partial perspective view showing an enlarged installation portion of the movable sensor protection member 5 of the indoor unit 50, and FIG. 3B shows a state where the front design panel 1 is attached to the front panel 6. FIG. 3C shows an overall perspective view, and FIG. 3C shows an overall perspective view showing an open / closed state of the front design panel 1.

  As shown in FIG. 2, the movable sensor 3 faces the air-conditioning target area via the movable sensor protection member 5 while being attached to the movable sensor holding member 4. That is, the movable sensor 3 constitutes a design portion of the indoor unit 50 together with the front design panel 1, the front panel 6 and the movable sensor protection member 5. Further, as shown in FIGS. 3B and 3C, in the actual machine, after the movable sensor protection member 5 is attached to the front panel 6, the front design panel 1 is attached to the front panel 6, and FIG. The front design panel 1 opens and closes as indicated by the arrow B shown in the figure.

  As shown in FIG. 3, the movable sensor protection member 5 includes lower fixing claws 5 b that are formed to protrude at both lower ends of the movable sensor protection member 5 in lower fitting holes 6 b formed in the front panel 6. Further, the upper fixing claw 5a formed to project from both ends of the upper part of the movable sensor protection member 5 is fitted into the upper fitting hole 6a formed in the front panel 6 so as to be fixed to the front panel 6. It has become. The movable sensor protection member 5 also faces the air-conditioning target area as a design part of the indoor unit 50. The upper fitting hole 6a is formed at a predetermined position on the front panel 6 corresponding to the upper fixing claw 5a, and the lower fitting hole 6b is formed at a predetermined position on the front panel 6 corresponding to the lower fixing claw 5b. Is formed.

  As shown in FIG. 4, the movable sensor 3 includes a bearing portion 3a provided on the rotating shaft of the movable sensor 3, and a movable sensor drive motor that drives the movable sensor 3 via the bearing portion 3a. 7 is connected to the movable sensor holding member 4 together with the movable sensor driving motor 7. The movable sensor 3, the connecting portion, and the movable sensor holding member 4 are integrated to form a movable sensor assembly part 100. The movable sensor 3 reciprocates within the range of the arrow A shown in FIG.

  FIG. 5 is an exploded perspective view showing a state in which the board fixing assembly 200 is disassembled. FIG. 6 is a perspective view showing a state in which the board fixing assembly component 200 is assembled. FIG. 7 is an enlarged front view showing the assembled board fixing assembly part 200. The board fixing assembly 200 will be described in detail with reference to FIGS. FIG. 7A enlarges the assembled board fixing assembly part 200, shows a gap a formed between the movable sensor protection member 5 and the front design panel 1, and FIG. 7B shows the assembled board fixing. The assembly part 200 is further enlarged, and a gap b formed between the movable sensor protection member 5 and the movable sensor 3 is shown.

  As shown in FIG. 5, the movable sensor assembly component 100 includes a display substrate 8, a substrate holder 9, a remote control receiving component 10, and a movable sensor drive motor 7 that are display components that display light such as LEDs through the panel. The cover 11 is fixed to the board fixing component 12 so as to be detachable. The movable sensor assembly component 100, the display substrate 8, the substrate holder 9, the remote control receiving component 10, the cover 11, and the substrate fixing component 12 integrally constitute a substrate fixing assembly component 200. It can be attached.

  The movable sensor protection member 5 is attached from the front side of the front panel 6 as shown in FIG. On the center side of the upper part of the movable sensor protection member 5, two positioning projections 5c for determining the mounting position are formed as shown in FIG. The positioning projection 5 c is inserted into a positioning hole 4 a formed through the movable sensor holding member 4. That is, the positional relationship between the movable sensor protection member 5 and the movable sensor 3 is determined by inserting the two positioning protrusions 5 c of the movable sensor protection member 5 into the positioning holes 4 a of the movable sensor holding member 4. It is supposed to do. After determining the positional relationship between the movable sensor protection member 5 and the movable sensor 3, the movable sensor protection member 5 is screwed to the board fixing assembly 200.

  And since the escape part 1a is provided in the front design panel 1 so that the movable sensor protection member 5 may be avoided, the movable sensor protection member 5 is directly exposed to the air-conditioning target area from the escape part 1a. It will be. In the state of FIG. 6, the movable sensor protection member 5 is attached to the front panel 6, but the front panel 6 is not shown in FIG. 6 for convenience. Moreover, that the movable sensor protection member 5 directly faces the air-conditioning target area means that the movable sensor protection member 5 is in a position where it can be seen from the air-conditioning target area.

  According to the present embodiment, the movable sensor 3 and the movable sensor protection member 5 are provided, which are attached to the housing 55 and face the outside of the indoor unit 50 from the front panel 6, that is, viewed from the air conditioning target area. Since the movable sensor protection member 5 is formed of infrared transmitting resin and the remote control receiving component 10 is provided on the inner side thereof, the front panel 6 does not need to be provided with a thin portion for remote control reception. Moreover, remote control receiving performance can be obtained without impairing the design of the indoor unit 50.

  By attaching the movable sensor protection member 5 to the front surface of the front panel 6, a uniform gap a can be formed between the movable sensor protection member 5 and the front design panel 1 as shown in FIG. it can. Further, by fixing the movable sensor protection member 5 after determining the positional relationship between the movable sensor 3 and the movable sensor protection member 5 by the positioning hole 4a and the positioning projection 5c, As shown in FIG. 7B, a uniform gap b can be formed between the movable sensor protection member 5 and the movable sensor 3. That is, the gaps a and b are easily formed uniformly by the positioning holes 4a and the positioning protrusions 5c.

  As described above, by attaching the movable sensor protection member 5 to the front surface of the front panel 6, variation in assembly with the front design panel 1 similarly attached to the front panel 6 is reduced. Therefore, the clearance a between the movable sensor protection member 5 and the front design panel 1 becomes uniform, and the design is excellent. Furthermore, the movable sensor protection member 5 is screwed to the board fixing assembly after the positional relationship between the movable sensor 3 and the movable sensor protection member 5 is determined by positioning at two locations, so that the movable sensor 3 is fixed. And the movable sensor protection member 5 become uniform, and the design is excellent. At this time, since the movable sensor protection member 5 and the front panel 6 are fixed, as a result, the positional relationship between the movable sensor 3 and the front panel 6 is also determined.

It is a front view which shows the state which looked at the indoor unit of the air conditioning apparatus which concerns on Embodiment 1 from the front. It is a cross-sectional view which shows the cross-sectional structure in the position of the front panel of an indoor unit. It is a longitudinal cross-sectional view which shows the partial internal structure of an indoor unit. It is explanatory drawing for demonstrating attachment / detachment of a movable sensor protection member. It is a disassembled perspective view which shows the state which decomposed | disassembled the board | substrate fixed assembly component. It is a perspective view which shows the state which assembled the board | substrate fixed assembly component. It is a front view which expands and shows the assembled board | substrate fixed assembly component.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 Front design panel, 1a Escape part, 2 outlet, 3 movable sensor, 3a bearing part, 4 movable sensor holding member, 4a positioning hole, 5 movable sensor protection member, 5a upper fixing claw, 5b lower fixing Claw, 5c positioning projection, 6 front panel, 6a upper fitting hole, 6b lower fitting hole, 7 movable sensor drive motor, 8 display board, 9 board holder, 10 remote control receiving parts, 11 cover, 12 board fixing Parts, 50 indoor units, 51 suction port, 55 housing, 100 movable sensor assembly parts, 200 substrate fixing assembly parts.

Claims (2)

A movable sensor that detects the position of the human body in the air-conditioning area;
The movable sensor is attached so as to be visible from the outside, and a movable sensor protection member that protects the movable sensor;
A front design panel in which an escape portion for exposing the movable sensor protection member is formed;
A front panel to which the front design panel is attached;
A movable sensor holding member that holds the movable sensor ;
Two positioning protrusions are formed on the upper center side of the movable sensor protection member,
The movable sensor holding member has two positioning holes into which the positioning projections are inserted,
By attaching the movable sensor protection member to the front panel, the gap between the movable sensor protection member and the front design panel is made uniform ,
And,
The movable sensor protection member and the movable sensor holding member are positioned by the positioning hole and the positioning projection and then fixed by a fastening member, whereby the movable sensor protection member and the movable sensor are fixed. An air conditioner characterized in that the gap is uniform . The air conditioner according to claim 1 , wherein the movable sensor protection member is formed of an infrared transmitting resin.

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