JP2566866B2 - How to install the built-in filter outlet - Google Patents

Description

Detailed Description of the Invention

[0001]

The present invention relates to relates to a mounting construction how not Iruta built-outlet shall be the for heaven breath and out of, for example, turbulent flow type clean room.

[0002]

2. Description of the Related Art Conventionally, as shown in FIGS. 1 (a) to 1 (h), a construction in which an air outlet is installed in a ceiling is to suspend a hanging rod b of a predetermined length from the lower surface of a slab c prior to the construction. In general, as shown in (a) above, the outlet chamber a is generally attached to the suspension rod b by a metal fitting attached to the side wall surface of the outlet rod b and supported at a constant height. The communicating flexible air duct e is connected to the chamber as shown in (b). The above-described support of the chamber a and the connection of the air duct e are mainly performed outside the chamber a.

After first supporting the outlet chamber a as described above, the ceiling base set g is constructed by the hanging member f as shown in (c), and the opening h for the outlet is set by this. As shown in (d), it is necessary to correct the plane position and height position of the chamber a that has already been suspended with reference to the position of the outlet opening h, and after this correction is completed, as shown in (e). Then, the decorative material i is attached to the lower surface of the base set g to finish the ceiling construction. Next, as shown in (f), after attaching the brim-shaped frame material j along the periphery of the lower opening surface of the chamber a, as shown in (g), the filter k is assembled in the chamber a, and further (h) As shown in, the lower surface opening of the chamber a is covered with a decorative material m such as a punching board, and the peripheral edge thereof is bound by the brim-shaped frame material i and the outer frame material n, and the installation of the air outlet is completed.

As described above, the conventional construction is performed with the ceiling base set g
It is necessary to suspend the outlet chamber a in the ceiling before the construction of 1. and to connect the chamber a and the air duct e of the air supply duct d by an external work. It is indispensable to correct the position of the chamber a suspended before the operation.

Incidentally, it is very difficult to accurately attach the outlet chamber a to the reference position set from the beginning.
Further, even if it is correctly attached to the reference position by a great deal of labor, it is unavoidable that the position of the chamber a is changed by the contact of workers, foreign matters, etc. afterwards during the above-mentioned ceiling base assembly work and other work, and due to the contact. Adjustment of fluctuation is also very difficult in connection with the binding mechanism with the suspension rod b and connection with the air duct tube e. Further, in order to bring the chamber a into close contact with the lower surface of the ceiling decorative material i, after the above-mentioned correction work, the outlet It is necessary to attach a brim-shaped frame material j, which is larger than the opening h for use along the outer peripheral edge of the lower surface opening of the chamber a, and bring it into close contact. This work also requires close contact with the surface of the decorative material i, which is troublesome. There was an operation.

[0006]

As described above, the conventional means has many adverse effects that require a lot of labor and time for the work as a result of performing the installation work of the filter chamber and the ceiling work in a mixed manner. Since the work is performed at a high place, the degree of danger is high, and skill is required. Further, the structure of the blow-out chamber has certain restrictions in order to correspond to the construction means.

[0007]

The present invention SUMMARY OF THE INVENTION In view of the above, without the mix with the installation work of a ceiling construction and outlet chamber as in the conventional device, the opening for air outlet after completion of the ceiling construction
A mouth as the reference is an object of the present invention it has to perform the installation work of the air outlet chamber, a first construction method of the present invention, as described in claim 1, equipped in the slab bottom surface aeration There is an appropriate space below the duct, and it consists of the base set and the decorative material on the bottom surface of the duct, and the opening for the air outlet is located at a predetermined position.
The ceiling construction with the opening is installed, and then inside the outlet opening
A plurality of slabs extending from the lower surface to the middle position of the space
Hanger bolts and screw holes at the bottom of each hanger bolt
Swing the suspension rod consisting of the guide rod protruding downward from the opening.
Connected to the lab and then installed on the upper wall of the outlet chamber
Blow the binding hole through the guide rod and the hanging bolt.
Insert the mouth chamber into the air outlet opening and
After removing the guide rod from above, screw the support nut onto the hanging bolt.
To secure the outlet chamber and then the outlet chamber
Abut the air passage tube to the edge of the connection opening on the side of the
Connect the air ducts with setscrews that pass through the connecting holes in the edge,
It is characterized in that a filter is installed in the outlet chamber .

A second construction method is described in claim 2.
As above, according to claim 1, below the outlet chamber.
A flange-shaped rim is provided at the end, and a blowout is made on the flange-shaped rim.
The peripheral edge of the decorative plate that covers the lower opening of the mouth chamber is bonded.
It is characterized by

[0009]

The method of constructing the blower outlet with built-in filter according to the present invention will be described with reference to FIG.

As shown in FIG. 1 (a), it is assumed that the tip of the flexible air duct 3 communicating with the ventilation duct 2 arranged on the lower surface of the slab 1 is brought close to the hanging position of the outlet chamber 5 described later. It is connected to the position with the hanging member 4.

Next, as shown in (b), the ceiling base set 7 and the decorative material 8 are attached to the lower surface of the ceiling base set 7 using the suspension members 6 to perform ceiling work, and the opening for the outlet is provided at a predetermined position on the ceiling surface. Form part 9.

After the above ceiling work is completed,
As shown in (c), the attachment position of the outlet chamber 5 is set, and an appropriate number of suspension rods 10 are hung from the predetermined position on the surface of the slab 1 using the opening 9 and then shown in (d). In this way, the outlet chamber 5 is inserted into the ceiling by using the outlet opening 9 as described above, and the chamber 5 is attached to each suspension rod 10 as shown in (e). 10 is a hanging to be described later
Bolt 10 consists of _a guide rod 21, the lower end of the slab 1 by using the relatively long Tsu杆10 extending to the lower ceiling as Tsu杆10, screwing and other means to fittings embedded in advance in the slab 1 it in suspended from and sintering wearing, the binder holes 11 which contrast provided on the top surface wall plate of the chamber 5, the chamber 5 by fitting from the lower end of the hanging rod 10 upwardly each Tsu杆10 as a guide When the flange-shaped rim 12 that is moved and is integrally bent from the peripheral edge of the lower surface opening of the chamber 5 comes into close contact with the lower surface of the ceiling decorative material 8 as shown in (e), the lower guide of each suspension rod 10 is guided. the rod 21 is removed, it was suspended secure the chamber 9 by subjecting the support nut 13 to hanging bolts 10 _1.

The means for suspending and fixing the outlet chamber 5 at a predetermined position in the ceiling by using the outlet opening 9 on the ceiling surface in the order of (c), (d), and (e) is other. Can be adopted.

Thus, after the outlet chamber 5 is suspended and fixed in the ceiling, as shown in (f), the connecting opening 14 previously opened in the side wall of the chamber 5 is used to manually approach the chamber position first. Release the temporary suspension of the flexible air duct 3 temporarily suspended and connect the tip of the air duct 3 to the opening 14,
Next, as shown in (g), the hepa filter 15 is mounted at a predetermined position in the chamber 5, and a decorative plate 16 such as a punching board is applied to cover the lower surface opening of the chamber 5 and the peripheral edge thereof is below the chamber 9. The flange-shaped rim 12 on the outer periphery of the rim and the outer frame member 17 are fixed by a set screw 18 held between them, and the installation of the air outlet is completed.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the construction method of the present invention will be described with reference to the drawings starting from FIG. The suspension member 6 is connected to the slab 1, and the suspension portion
After finishing the ceiling construction consisting of the ceiling base set 7 connected to the material 6 and the decorative material 8 attached to the lower surface thereof, an appropriate number of the outlet openings 9 are formed on the ceiling surface. The hanging rod 10
The slab 1 is fixed and the air outlet chamber 5 is suspended and fixed to the suspension rod 10. The suspension rod 10 is slidable as shown in FIG.
Hanging bolt 1 that extends to the middle of the space between the roof and the ceiling
The female screw 20 ₁ is installed on the top 20 of the guide rod 21 at the lower end of 0 _1.
It is a digit.

The outlet chamber 5 is connected to the upper wall surface.
The landing hole 11 is fitted and guided in the suspension rod 10, and
After removing the id rod 21 , screw it to the suspension bolt 10 ₁ .
It is fixedly hung and fixed by a support nut 13.

Next, the tip of the flexible air duct 3 connected to the air supply duct 2 is connected to the opening 14 provided on the side wall surface of the outlet chamber 5, and then the hepa filter 1 is placed in the chamber 5.
5, the decorative plate 16 such as a punching board is applied to cover the lower surface opening of the chamber 5, and the peripheral edge of the decorative plate 16 is bent to the outer periphery of the lower edge of the chamber 5 to form a flange-shaped rim 12 and an annular shape. Hold and fix with outer frame material 17, set screw 1
Tighten with 8 .

The relationship between the suspension rod 10 and the outlet chamber 5 is changed.
To explain, the top 20 as shown in FIG. 7 (a) (ii)
A guide rod 21 of a predetermined length is projected downwardly from the top 20
Forming a female thread 20 _1, as the length to accommodate mounting position of the hanging bolts 10 ₁ pre outlet chamber 5, the
Insert the female screw 20 ₁ into the lower end spiral of the hanging bolt 10 _1.
Attach the guide rod 21 to the slab 1 by joining them together.
When attaching the chamber 5, the appropriate number of the binding holes 11 slightly larger than the outer diameter of the top portion 20 are provided on the upper wall surface of the chamber 5 as shown in FIG. In Figure 7
As shown in (b), it is inserted into a guide rod 21 extending downward, the guide rod 21 is used as a guide to lift the chamber 5, and the flange-shaped rim 12 formed on the lower peripheral edge of the chamber 5 is attached to the ceiling decorative material 8 When contacting the bottom surface of
Each suspended while removed guide lever 21 from the hanger rod 10 ₁
The support nut 13 is screwed into the lower end of the bolt 10 ₁ to support the chamber 5, but the support nut 13 has a normal outer diameter.
As long as it has the upper wall inner surface of the chamber 5 and the nut 1
It is necessary to interpose a washer 22 between the two as shown in FIG. 3, and a sealing agent 23 for sealing is applied to these joints.

[0019] From hanger rod 10 ₁ in the step
The removed guide rod 21 is a hanging bolt used for another opening.
Can be used repeatedly in combination with 10 ₁ .

Next, the connection between the outlet chamber 5 fixed at a predetermined position and the air duct 3 connected to the air supply duct 2 is shown in FIG.
As shown in FIG. 5, a coupling hole 24 is formed along the periphery of the opening 14 provided in the side wall of the outlet chamber 5 in advance, and the temporary suspension of the air duct 3 is manually released from inside the chamber 5,
The tip of the air duct is pulled toward the opening 14 side, and the set screw 25 is screwed in from the inside of the chamber 5 toward the mouthpiece 3'at the tip of the air duct 3 through the coupling hole 24 as shown in FIG. Three
To stabilize the connection, or as shown in FIG.
4, the inner flange 26 is formed on the inner peripheral edge of the inner pipe 26, the tip of the air duct 3 is drawn into the chamber 5 through the opening 14, and the screw nail 27 is driven from outside the inner flange 26 to connect and fix the air duct 3. Then, a sealing agent 28 for sealing was applied to the joint portion to maintain airtightness. As described above, the connection process between the outlet chamber 5 and the air duct 3 was an inner operation from inside the chamber 5.

Further, the flange-shaped lip 12 integrally formed on the lower peripheral edge of the outlet chamber 5 is bent into an L-shape as shown in FIGS. When the decorative plate 16 is attached to the air outlet, a decorative set screw 17 is applied from the outer surface of the outer frame member 17 that holds the peripheral edge of the decorative plate 16 when the decorative plate 16 is attached to the flange-shaped lip. The flange-shaped rim 12 may be in the form of a flat plate as shown in FIG. 5 and may be brought into contact with the surface of the decorative material 8 in this case.
In some cases, the projection 12 'for screw-in connection of the decorative set screw 18 may be attached to the outer surface of the as a separate member.

For the ceiling work and the outlet installation work, a work platform suitable for work at a high place is used as a scaffold as shown in FIG.

[0023]

According to the construction method of claim 1 of the present invention, since the air outlet installation work can be carried out as a separate work at the time when the ceiling work is completed, it is unique as an air conditioning work regardless of the construction work. The work plan can be achieved and the work can be done continuously without being interrupted by other works, which saves manpower and the position of the outlet is changed.
Even if it is not affected, it has the advantage that the work and time can be saved and the construction period can be shortened without the need for remediation work in the middle of construction unlike the conventional construction method.
After removing the guide rod from the suspension bolt during construction,
Can be used in combination with the hanging bolt used for the opening of the
Ordinary building hardware is used as the bolt and support nut.
Therefore, there is an advantage that the construction cost can be kept low.
It

Further, the air outlet chamber, the connection between the wind Vessel according opening provided in the binder and the side walls of the hanging that by the binder hole provided in the upper wall surface volts, both the inner working from within the chamber It can be carried out accurately with.

Further, according to the construction method of claim 2,
Since the flange-like opening edge of the bar lower edge was Zhang bar integrally molded, it has the effect of such may reduce the labor and time for attaching a separate member during the construction.

[Brief description of drawings]

FIG. 1 is a side view showing the work contents of conventional means.

FIG. 2 is a side view diagram showing the work contents by the method of the present invention.

FIG. 3 is a cutaway side view of a blower outlet mounting portion on which a method according to the present invention has been carried out.

FIG. 4 is a cutaway side view showing another embodiment of the connecting device between the outlet chamber and the air duct.

FIG. 5 is a cutaway side view showing another embodiment of the decorative plate binding device for air outlets.

FIG. 6 is a perspective view showing an embodiment of an outlet chamber.

FIG. 7 shows a suspension rod (a) is a side view of the guide rod ,
(B) is a cross-sectional view, and (C) is a side view showing the usage state of the suspension rod .

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Slab 2 Air supply duct 3 Air duct 4, 6 Suspension member 5 Air outlet chamber 7 Ceiling base set 8 Decorative material 9 Air outlet opening 10 Suspension rod 10 ₁ Suspension bolt 11 Binding hole 12 Flange edge 13 Support Nut 14 Opening for air passage connection 15 Filter 16 Decorative plate 17 Outer frame material 18 Decorative set screw 20 Top 20 ₁ Female screw 21 Guide rod

Claims (2)

(57) [Claims] 1. A base assembly and a decorative material on the lower surface of the slab, with an appropriate space below the ventilation duct mounted on the lower surface of the slab.
Ceiling work was performed with the opening for the air outlet opening in place.
And then the space from the bottom of the slab in the opening for the air outlet.
Multiple suspension bolts that extend to the middle position of the
It is screwed to the lower end of the belt and protrudes downward from the outlet opening.
Connecting the suspension rod consisting of the gail rod and the slab, and then blowing out
The guide rod is attached to the binding hole provided on the upper wall of the mouth chamber.
And the hanging bolt to guide the outlet chamber for the outlet
Insert it in the opening and remove the guide rod from the hanging bolt.
The support nut is screwed into the suspension bolt and the outlet chamber
For fixing, and then connecting on the side of the outlet chamber
Abut the air duct on the edge of the opening and stop it through the connecting hole of the edge.
Connect the air ducts with screws and then in the outlet chamber
A method for mounting a blower outlet with a built- in filter, characterized in that a filter is attached to the. 2. The outlet chamber according to claim 1,
A flange-shaped rim is provided at the lower end, and
Attach the outer edge of the decorative plate that covers the bottom opening of the outlet chamber.
A method for mounting and installing a blower outlet with a built- in filter , which is characterized in that