JPH0554948U - Mounting structure for air conditioning outlet - Google Patents

Abstract

(57) [Summary] [Purpose] To provide a structure for mounting an air conditioning outlet, which has a small number of steps and enables efficient installation work of an outlet. [Structure] A louver portion 1 is integrally connected to a detachable outlet 2 and an upper portion thereof, and a locking portion 10a is provided at an upper end portion.
The air outlet unit A, which is equivalent to the flexible duct 3 made of a heat insulating material, is hidden in the opening 7 formed in the ceiling surface, and the opening edge portion of the air outlet 2 conceals the opening edge portion of the ceiling surface and serves as the ceiling substrate 5. The flexible duct 3 is attached in a state in which the load is supported, and the upper end of the flexible duct 3 is placed in the opening of the duct 4 in the ceiling or the outlet box 11 and the locking portion 10 formed in the opening.
The locking portion 10a is elastically engaged with b and is inserted and connected.

Description

[Detailed description of the device]

[0001]

[Industrial application]

 The present invention relates to a structure for mounting an air conditioning outlet.

[0002]

[Prior Art]

 In the conventional air-conditioning air outlet mounting structure, a single-tube duct manufactured separately from the air outlet was used. The load of the outlet is configured to be supported by a single duct, and the upper end of the single duct is connected by caulking to the opening of the ceiling duct or the outlet box connected to the ceiling duct. Then, attach a heat insulating material on the outer circumference of the single pipe duct to prevent condensation, and then attach a ceiling board to the ceiling base, and make an air outlet at the opening of the ceiling surface at the opening edge of the ceiling surface. It was installed in such a way that the upper part of the outlet was connected to the lower part of the single pipe duct with screws.

[0003]

[Problems to be solved by the device]

 In the above-mentioned conventional example, the number of processes is large, and the caulking connection of the single pipe duct and the heat insulating material work are performed before the ceiling board is installed, and the outlet is connected to the single pipe duct after the ceiling board is installed. However, work was required before and after the installation of the ceiling board, and the work efficiency was poor.

The present invention has been made in view of the above-mentioned conventional drawbacks, and an object of the present invention is to provide an air-conditioning air outlet that has a small number of steps and enables efficient installation work of the air outlet. To provide a mounting structure.

[0005]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, in the present invention, a louver is composed of a detachable outlet and a flexible duct made of a heat insulating material, which is integrally connected to an upper portion of the louver portion and has a locking portion formed at an upper end thereof. Attach the air outlet unit to the opening formed on the ceiling surface, with the opening edge portion of the outlet opening concealing the opening edge portion of the ceiling surface and supporting the load on the ceiling substrate, and attach the upper end portion of the flexible duct. The locking portion formed in the opening is elastically engaged with the opening of the outlet box connected to the duct in the ceiling or the duct in the ceiling, and the locking portion is elastically engaged with the locking portion.

[0006]

[Action]

 According to the above configuration, since the air outlet unit in which the air outlet and the flexible duct are integrated is used, there is no need to connect the air outlet unit and the flexible duct at the site, and the flexible duct is made of a heat insulating material. No need for heat insulation work on site.

In addition, the locking portion formed at the upper end portion of the flexible duct is elastically engaged with the locking portion formed at the opening of the ceiling duct or the outlet box, and the louver of the outlet is provided. Since the parts are detachable, after the ceiling board is installed, the upper end of the flexible duct is inserted into the ceiling duct or the opening of the outlet box by working from the inside of the flexible duct with the gully removed. Can be connected.

However, since the load of the air outlet unit is supported by the ceiling substrate, the elastic engagement at the upper end of the flexible duct may be disengaged due to the weight of the air outlet unit, or the flexible duct may be extended and the air outlet may hang down. There is no fear.

[0009]

【Example】

 1 to 4 show an example of a structure for mounting an air conditioning outlet according to the present invention. In the figure, A is a square-shaped blowout port 2 in which the louver portion 1 is configured to be attachable / detachable by means such as elastic engagement, screwing, and screwing, and a circular cross section integrally connected to the upper portion thereof. And a flexible duct 3 made of a heat insulating material.

Reference numeral 4 is a ceiling duct suspended and supported by a floor slab, 5 is a lightweight steel-framed ceiling substrate assembled in a grid pattern, 6 is a ceiling board attached to the ceiling substrate 5, and 7 is a ceiling surface. An opening formed on the lower surface of the Amii board, 8 is a supporting metal which is placed on the ceiling substrate 5 on both sides of the opening 7 and fixed with a tightening screw 9, and the ring whose inner diameter is sufficiently larger than that of the flexible duct 3. A ring-shaped portion 8a, a plurality of arm portions 8b protruding from the ring-shaped portion 8a to both sides, and a plurality of arc-shaped locking pieces 8c that are bent and connected to the inner peripheral surface of the ring-shaped portion 8a. ing.

A heat insulating layer 2a is formed on the upper surface of the outlet 2, and a plurality of locking metal fittings 2b that engage with the locking pieces 8c are projectingly provided at positions on the same circumference. As the flexible duct 3, for example, a glass wool flexible duct or a flocked aluminum flexible duct obtained by bristling aluminum to provide heat insulation performance can be suitably used.

A cylindrical member 3a made of a hard material (for example, metal or hard synthetic resin) is fixed to the upper end of the flexible duct 3 which is inserted and connected to the opening of the duct 4 in the ceiling. The locking portion 10a is formed by bulging inward the entire periphery of the upper portion of the strip-shaped member 3a. A diametrical handle 3c is provided on the tubular member 3a.

On the other hand, at the opening of the duct 4 in the ceiling, a tubular portion 4a having a downwardly wide guide surface is formed, and the locking portion 10a and the engaging portion 10a are provided on the inner peripheral surface of the tubular portion 4a. A plurality of locking portions 10b, which are elastically engaged plates and the like, are provided at equal intervals in the circumferential direction.

According to the above-described structure of the embodiment, the following construction procedure is possible. First, after the ceiling board 6 is installed, the supporting metal 8 is slanted and inserted into the ceiling through the opening 7, and the arm portions 8b are placed on the ceiling base 5 on both sides of the opening 7 and fixed with the tightening screws 9. ..

Next, a predetermined amount of the outlet unit A with the louver portion 1 removed is inserted into the opening 7 and rotated by an appropriate angle around the vertical axis, so that the locking metal fitting 2b on the upper surface of the outlet 2 is released. The load of the air outlet unit A is supported on the ceiling substrate 5 by engaging with the arcuate locking piece 8c of the support metal 8, and the edge of the opening 7 is hidden by the opening edge of the air outlet 2.

In this state, by working from the inside of the flexible duct 3, the upper end of the flexible duct 3 is inserted into the tubular portion 4a of the opening of the ceiling duct 4, and the locking portion 10a is locked to the locking portion 10b. It is elastically engaged, and then the louver portion 1 is attached to the air outlet 2.

In this case, since the flexible duct 3 can be deformed in all directions, the positional relationship between the opening of the duct 4 inside the ceiling and the outlet 2 which is fixed ahead of the ceiling base 5 is somewhat different. Even if there is such an error, there is no problem in inserting and connecting the upper end of the flexible duct 3 to the tubular portion 4a.

In particular, in the illustrated embodiment, a downwardly extending guide surface is formed on the tubular portion 4a, and if the tubular member 3a at the upper end of the flexible duct 3 is provided with a diametrical handle 3c. Since the flexible duct 3 is long, the plug-in connection can be performed more easily by gripping the handle 3c or by pushing up the handle 3c with an appropriate rod-shaped member. it can.

FIG. 5 shows another embodiment of the present invention. This embodiment is characterized in that the outlet box 11 is connected to the duct 4 in the ceiling in advance, and the upper end of the flexible duct 3 is inserted and connected to the opening of the outlet box 11. The other structure is the same as that of the above-mentioned embodiment, and the description thereof is omitted.

In both of the above-mentioned embodiments, the supporting metal 8 is fixed to the ceiling base 5 and the outlet 2 is attached to the supporting metal 8, but the load of the outlet unit A is applied to the ceiling base 5. When mounting in a supported state, configurations other than the above may be adopted. For example, a plurality of rising plate portions that are elastically deformable in the radial direction of the duct are projected on the upper surface of the air outlet 2, hooks are formed at the upper ends of the respective rising plate portions, and the air outlet unit A is attached to the opening 7 on the ceiling surface. By inserting the hooks, it is possible to engage the hooks with the ceiling substrate 5 on both sides of the opening 7 so that the air outlet 2 is directly attached to the ceiling substrate 5.

[0021]

[Effect of the device]

 The present invention uses the air outlet unit in which the air outlet and the flexible duct are integrated, which has the above-described configuration, and therefore the work of connecting the both is not necessary on the site, and the flexible duct is made of a heat insulating material. Since it is manufactured, there is no need for heat insulation work on site. Also, the structure is such that the locking part formed on the upper end of the flexible duct is elastically engaged with the locking part formed on the duct in the ceiling or the opening part of the outlet box, and the louver part of the outlet. Is removable, after the ceiling board is installed, the upper end of the flexible duct is inserted and connected to the opening of the ceiling duct or the outlet box by working from the inside of the flexible duct with the gully removed. can do. However, since the load of the outlet unit is supported by the ceiling substrate, the elastic engagement at the upper end of the flexible duct may be released due to the weight of the outlet unit, or the flexible duct may stretch and the outlet may hang down. There is no As described above, according to the present invention, the number of steps for attaching the air outlet can be reduced as compared with the conventional structure, and the operation for attaching the air outlet can be efficiently performed.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view of a structure for mounting an air conditioning outlet according to an embodiment of the present invention.

FIG. 2 is an exploded vertical sectional view of the above structure.

FIG. 3 is an exploded perspective view of the above structure.

FIG. 4 is a perspective view of a main part.

FIG. 5 is a vertical cross-sectional view of a structure for mounting an air conditioning outlet according to another embodiment of the present invention.

[Explanation of symbols]

A ... Blowout unit, 1 ... Gallery part, 2 ... Blowout, 3
... flexible duct, 4 ... ceiling duct, 7 ... opening,
10a, 10b ... Locking portion, 11 ... Air outlet box.

Claims (1)

[Scope of utility model registration request] 1. An air outlet unit comprising a flexible duct made of a heat insulating material, which is integrally connected to an upper portion of a blower outlet having a detachable louver portion and an engaging portion formed at an upper end portion, on a ceiling surface. In the formed opening, the opening edge of the air outlet is concealed at the opening edge of the ceiling surface, and the ceiling base is attached to support the load, and the upper end of the flexible duct is used as an in-ceiling duct or an in-ceiling duct. The air-conditioning air outlet is characterized in that the air-conditioning air outlet is connected to the opening of the connected outlet box in a state in which the engaging portion is elastically engaged with the engaging portion formed in the opening. Mounting structure.