JP3324676B2 - 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 an in-ceiling type air conditioner, and more particularly, to a structure of a support shaft portion for rotatably and detachably supporting a decorative grill. About.

[0002]

2. Description of the Related Art As a kind of air conditioner, a ceiling-suspended type air conditioner which is provided by suspending from a beam behind a ceiling in the center of a room is known. FIG. 3 is a longitudinal sectional view showing this type of conventional air conditioner, and FIG. 4 is a perspective view of a main part. FIG.
4, reference numeral 1 denotes a building beam; 2, a ceiling plate; 3, an air conditioner body disposed at the center of a room behind the ceiling between the beam 1 and the ceiling plate 2; An anchor bolt fixed to the beam 1 and a decorative grill 5 for closing a lower opening end of the main body 3 facing an opening of the ceiling plate 2.

A suction port 5a having a filter 5b removably inserted therein is provided at the center of the decorative grille 5, and an air passage connecting the suction port 5a and air outlets 9 provided on four sides thereof. Is provided with a fan motor 6, a blower fan 7, and a heat exchanger 8. The blower fan 7 causes the air sucked from the suction port 5a to exchange heat with the heat exchanger 8, and From the room.

In the above configuration, when the filter 5b is removed from the decorative grill 5 and the filter is to be cleaned, the locking portion 5d provided on the other side of the decorative grill 5 is detached from the main body 3, and the structure shown in FIG. As shown by the arrow, the decorative grille 5 is rotated around a support shaft 5c provided on one side, and the decorative grille 5 is suspended by a hanging tool 11 provided between the decorative grille 5 and the main body 3. The filter 5b is detached by positioning the filter 5 at a substantially vertical position.

However, when the makeup grill 5 is removed from the main body 3 for cleaning, the support shaft 5c
Since the support shaft 10 is pivotally supported, the support shaft 10 is detached from the support shaft portion 5c by sliding with a finger as shown by an arrow in FIG. Since it is necessary to put a finger on the support shaft 10, the removal operation becomes unstable, and similarly, there is a problem that the attachment operation becomes difficult.

[0006]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has as its object to provide an air conditioner in which a decorative grill can be easily attached to and detached from a main body.

[0007]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and a space above the ceiling plate is provided by facing a decorative grill which closes a lower opening end to an opening of the ceiling plate. Part, a suction port having a filter that can be inserted and removed is provided in the center of the decorative grille, a support shaft part is provided on one side, and is rotatably supported, and a locking part is provided on the other side. When the filter is inserted and removed, and the filter is inserted and removed, the locking portion is detached and the decorative grille is rotated downward, and the support shaft portion includes the support shaft portion. An attachment / detachment means which can be attached / detached by rotating the makeup grille at a set angle is provided, and a hanging tool for rotating and positioning the makeup grille within the set angle between the main body and the makeup grille is attached / detached. It is constructed to be installed as possible.

The attachment / detachment means is provided on a side of the decorative grille corresponding to the support shaft provided on the main body side with a flat portion, and provided on a side of the makeup grill. And a substantially C-shaped bearing having an insertable opening.

[0009] Further, the set angle is set to an angle at which the decorative grille is turned to a vertical position or more, the angle is formed substantially parallel to the flat portion, and when the decorative grille is removed from the main body, At least one end of the hanger is removed, and the decorative grille is rotated to detach the opening from the flat portion.

[0010] Further, the hanging member is constituted by a chain.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS With the above construction, when inserting and removing a filter from a decorative grill, the decorative grill can be easily inserted and removed by rotating the decorative grill and holding it in a substantially vertical position with a suspender. The air conditioner can be easily attached and detached by attaching and detaching means for attaching and detaching the decorative grill to and from the main body by using attaching and detaching means including a support shaft having a flat portion and a substantially C-shaped bearing portion having an opening.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment according to the present invention will be described below in detail with reference to the drawings. FIG. 1, FIG. 2 (A) and FIG. 2 (B)
In the above, 1 is a building beam, 2 is a ceiling plate, 3 is an air conditioner body disposed at the center of a room behind the ceiling between the beam 1 and the ceiling plate 2, and 4 is Anchor bolts 5 fixed to the beam 1 close the lower opening end of the main body 1 facing the opening of the ceiling plate 2 and have a decorative grille having a suction port 5a. Reference numeral 9 denotes a fan motor provided in an air passage connecting to the reference numeral 9, reference numeral 7 denotes a blower fan, reference numeral 8 denotes a heat exchanger, and reference numeral 9 denotes an air outlet for sending out the air heat exchanged by the heat exchanger 8 toward the room.

In the above construction, the decorative grill 5 is provided with a filter.
The filter 5b is provided so as to be freely inserted and removed, and the filter 5b is configured to remove fine dust in the air sucked from the suction port 5a.

Further, the decorative grille 5 has a support shaft 5c formed in a substantially C shape with an opening a on one side, and the support shaft 5c is provided on the main body 3 side. The filter 5b is rotatably supported by a support shaft 10 and is detachably locked to the main body 3 side by providing a locking portion 5d on the other side.
When inserting and removing, the engaging portion 5d is detached from the main body 3 and the decorative grille 5 is rotated downward, and the hanging member 11 provided between the main body 3 and the decorative grille 5 is positioned substantially vertically. , So that the filter 5b can be easily inserted and removed. In addition, the hanging tool
Numeral 11 is a structure composed of a chain, whereby the decorative grill 5 can be held with sufficient strength.

The support shaft 5c has an opening a and is formed in a substantially C-shape, so that the decorative grill 5 is rotated downward as shown in FIG. When held in a substantially vertical position by the hanging member 11 composed of a chain, the support shaft 10
Since the filter is not detached from the filter, it is not necessary to support the decorative grill 5 with fingers when inserting and removing the filter 5b, so that the filter can be easily inserted and removed.

Further, in the above structure, the support shaft portion 5c removes at least one end of the hanging member 11 made of a chain and moves the decorative grill 5 to a set angle (100
° to 120 °), the set angle (100 ° to 120 °)
°), the opening a can be easily detached from the flat portion 10a formed substantially parallel to the support shaft 10, whereby the decorative grille 5 can be moved to a portion other than its peripheral edge. It has a structure that can be removed without putting your fingers.

With the above configuration, as shown in FIGS. 1 and 2A and 2B, the support shaft 10 provided with the flat portion 10a and provided on the main body 3 side has the same structure as the support shaft 10. A detachable attachment / detachment system which is provided on one side of the decorative grille 5 corresponding to the support shaft 10 and which has the substantially C-shaped bearing portion 5c having the opening a which can be inserted and removed from the flat portion 10a of the support shaft 10. When the filter 5b is inserted into and removed from the decorative grill 5 by providing the means, the decorative grill 5 is rotated to be within the set angle (100 ° to 120 °) by the hanging member 11 composed of a chain. An air conditioner that can be easily inserted and removed by being held in a substantially vertical position is provided. When the decorative grill 5 is attached to and detached from the main body 3, the decorative grill 5 is set to the set angle (100).
(° to 120 °), and the air conditioner can be easily detached by the detaching means.

[0018]

As described above, the structure of the air conditioner according to the present invention provides an air conditioner in which the decorative grill can be easily attached to and detached from the main body.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view of an air conditioner according to the present invention.

FIG. 2 is a perspective view of a main part of an air conditioner according to the present invention,
(A) shows a state where the makeup grill is rotated and held at a substantially vertical position, and (B) shows a state where the makeup grill is removed.

FIG. 3 is a longitudinal sectional view of an air conditioner according to a conventional example.

FIG. 4 is a perspective view of a main part of an air conditioner according to a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Beam 2 Ceiling board 3 Air conditioner main body 4 Anchor bolt 5 Makeup grill 5a Suction port 5b Filter 5c Support part 5d Locking part 6 Fan motor 7 Blow fan 8 Heat exchanger 9 Air outlet 10 Support axis 10a Flat part 11 Hanging Tool (chain) a Opening

Claims (4)

(57) [Claims] 1. A main body is suspended in a space above the ceiling plate with a decorative grill closing a lower opening end facing an opening of the ceiling plate, and a detachable filter is provided at a central portion of the decorative grill. A suction port is provided, a support shaft portion is provided on one side to rotatably support, and a locking portion is provided on the other side to removably lock, and when the filter is inserted and removed, the locking is performed. In the one that detaches the part and rotates the decorative grill downward, the spindle includes a detachable unit that is detachable by rotating the decorative grill at a set angle.
An air conditioner, wherein a hanger for rotating and positioning the makeup grill within the set angle is detachably provided between the main body and the makeup grill. 2. The attachment / detachment means is provided on one side of the decorative grille corresponding to the support shaft provided on the main body side with a flat portion, and provided on the main body side. The air conditioner according to claim 1, further comprising a substantially C-shaped bearing portion having an insertable / removable opening. 3. The method according to claim 1, wherein the setting angle is set to an angle at which the decorative grille rotates to a vertical position or more, and the angle and the flat portion are formed substantially parallel to each other, and when the decorative grille is removed from the main body, The air conditioner according to claim 1 or 2, wherein at least one end of the hanger is removed, and the decorative grille is rotated to detach the opening from the flat portion. 4. The air conditioner according to claim 1, wherein the hanging member comprises a chain.