JP2592917Y2 - Air filter device, filter pack used therefor, and filter pack packing buffer - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air filter device used in an air conditioner or the like, a filter pack used in the air filter device, and a packing buffer for the filter pack .

[0002]

2. Description of the Related Art Conventionally, a filter used as a medium-performance air filter in an air conditioner is formed by filter paper made of glass fiber or cellulosic fiber, and is used by forming a fold to increase its surface area. Have been. The apparatus is generally configured as shown in FIG.

In FIG. 1, reference numeral 41 denotes a filter fixing frame, which has a flange portion 42 on one side and a bolt 43 and a support member 44 projecting to the other side. Reference numeral 45 denotes a filter frame provided to be fitted into the filter fixing frame 41, and reference numeral 46 denotes a filter provided therein.

A frame 47 is provided on the periphery of the filter 46. The frame 47 is made of a rigid material such as aluminum or wood.
7, a filter pack 48 is formed. 49
Denotes a holding frame, 50 denotes a bolt hole formed in the holding frame 49, and 51 denotes a nut.

A filter 52 for coarse dust is held by a rail-shaped holding portion 53 formed on the holding frame 49. As can be easily understood from the drawing, assembling of such an air filter device, the coarse dust filter 52 is held by the holding portion 53 of the holding frame 49, and the holding frame 49 is attached to the filter pack 18 Is attached to the fixed frame 41 via a filter frame 45 provided with
The bolt 43 of the fixed frame 41 that has passed through the bolt hole 50
Is fixed by a nut 51.

[0006] When this air filter device is provided in an air-conditioning machine (not shown), a predetermined number of the air filter devices configured as described above are provided. The filter pack 48 is usually replaced once every one to two years, and the used filter pack 48 is discarded.

[0007]

However, the conventional air filter device has the following disadvantages. That is, when the filter pack 48 is replaced, the used filter pack 48 is discarded as described above. However, the filter pack 48 is relatively large and cannot be easily discarded. Small pieces are discarded. However, the frame 47 is made of aluminum or wood, and it is troublesome to cut it into small pieces so as to be easily discarded.

[0008] It is also impossible to roll and reduce the size for disposal. The present invention has been made to solve the above-mentioned problems, and an object thereof is to provide an air filter device in which a used filter pack can be easily discarded at the time of replacement or the like. replacement of der Rutotomoni filter pack to provide a pack extremely easy the air filter unit and filter pack used therewith, as well as packing of the filter pack
The purpose is to provide a buffer . This type of air filter
Japanese Patent Application Laid-Open No. 58-92443 discloses a prior art relating to a filter.
There is an air filter unit described in No. This is a rigid
An inner frame made of an inorganic material that is compressed and deformed on a certain outer frame 7
It consists of a filter element 1 surrounded by four
There is a description of the filter protector 3. This filter protector
3 is discarded because it is composed of an inner frame that is easily compressed and deformed.
It is not a problem for the deformation work at the time of
No mention of workability improvement when setting in frame 7
No workability issues have been identified. Further
Various prior arts are described in JP-A-3-217210.
There is an air filter. This includes corrugated filter media 11 and
Spacers 12 and 13 for supporting the first and second spacers 1
5, 16 and a pair of short frames 23 made of paper.
An air filter 1 including a long frame 25 is described.
However, this is also the same as the prior art described above,
There is a problem with improving workability when setting the air conditioner.
It has not been resolved. Thus, each prior art is
The challenge of facilitating the work of setting the filter
Is not recognized. The purpose of this idea is to
Air file that makes it extremely easy to replace the luta pack
Filter device, a filter pack used therein, and a filter.
An object of the present invention is to provide a packing buffer for a filter pack.

[0009]

The present invention for achieving the above object is described as follows .
The slope becomes wider toward the filter pack insertion side.
Mounting part for mounting the filter pack
The height of the lower frame is
The L-shaped cross section of the cushioning pad on which the
It is almost equal to the height of the packing buffer pad on the lower side of the Lutapack
A mounting frame formed , a filter housed and mounted in the mounting frame, and a flexible member provided on an outer peripheral portion of the filter.
It consists of a cover made of a soft material,
The filter pack has a long width and the pleat direction is forward
It is formed in the vertical direction, parallel to the side wall of the mounting frame,
Has a mounting part for mounting the filter pack to
An air filter device comprising a filter.

[0010] The mounting frame, the filter pack insertion side corners of the top and bottom frame Yes formed in R shape, the filter pack,
The air filter device includes a drawer handle and a packing on a downstream side.

Also, the filter pack is housed, and the inner sides of the left and right frames are inclined such that the width becomes wider toward the filter pack insertion side.
Is formed, and the height of the lower frame is
Occasionally L-shaped packing buffer for mounting filter pack
Of, formed to be almost equal to the height of the packing cushion pad of the filter pack lower, and upper and lower frames of the filter pack insertion side corner mounting frame formed R-shape, collected and stored in mounting frame within
A filter attached , a filter pack comprising a cover made of a flexible material provided on the outer peripheral portion of the filter, having a width longer than the inner sides of the left and right side frames of the mounting frame, and further having a drawer handle, Pleated direction is parallel to the mounting frame side frame
An air filter device comprising a filter formed in a vertical direction and a coarse dust filter provided upstream of the filter pack. Also, housed in the mounting frame and mounted
Filter, comprising a filter and a filter.
It consists of a cover provided on the outer peripheral part,
It has a longer width than inner dimensions of the side walls of, and the direction of the pleats of the filter in the direction of the direction at right angles with the width of the side wall
Formed on the filter, and the filter has a pressure against the mounting frame.
On the mounting frame, which can be positioned automatically by
Attached part to be attached to the attached part is provided.
It is a filter pack characterized by the following. Also, inside the mounting frame
The filter and the outside of the filter are stored and attached to
A cover provided on a peripheral portion, and
Filter pack with a width longer than the inner side frame
The filter has a pleat direction perpendicular to the width direction.
And the filter pack is further mounted.
With an L-shaped cross section and a long window with a central window
And a flat body having notches at the upper and lower ends,
Packaging loose with a height approximately equal to the height of the lower frame of the mounting frame
Cushioning pad for filter packs with
You.

[0012]

When replacing the filter pack, first remove the coarse dust filter from the mounting frame, remove the attached portion of the used filter pack, and then remove the filter pack with a drawer.

[0013] In this case, the outer periphery of the filter pack is made of a flexible material instead of the conventional metal or wood, so that the filter pack is light in weight and can be easily handled. Next, a new filter pack is placed in correspondence with the front surface of the mounting frame, and is pressed in the mounting frame direction in that state, so that the package including the packing buffer pad is provided.
It is moved from the buffer to the mounting frame, and inserted and fitted. In this case the inclined及beauty R shape each of the left and right side frames and upper and lower frames of the mounting frame a wide width extent leading outward is formed, and because the filter packs vertical pleats are formed, the automatic It is pushed down in the horizontal direction.

[0014] Since the height of the case where the packing buffer Pas head is formed to be almost equal to the height of the lower frame of the mounting frame, aligned in the vertical direction is performed automatically. At this time, the position of the mounting portion of the filter pack with respect to the mounting portion of the mounting frame is also almost automatically performed.

Since the pleat direction of the filter is up and down, it is possible to prevent deformation due to accumulation of dust and a decrease in airtightness due to the deformation. Next, when a new filter pack is attached as described above, the attached portion is fixed,
A dust filter is provided and the process is terminated.

The used filter pack can be easily cut by providing a cover made of a flexible material on the outer periphery thereof, and is discarded as a small piece. In addition, since it can be rounded or bent to reduce the size without cutting, it can be easily discarded.

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS In FIG. 1, reference numeral 1 denotes a filter mounting frame.
Inside the side frames 2, 2, there are formed slopes that become wider toward the outside. In this case, the slope is tapered.

The upper and lower frames 3 and 4 of the mounting frame 1 are formed with rounded corners on the filter insertion side. Also, 5
Is a stopper also serving as a rib, and the mounting portion 6 is provided on the stopper 5 by forming a bolt. Reference numeral 7 denotes a housing portion for a coarse dust filter 8 described later, and a holding member 9 for holding the coarse dust filter 8 is provided as a magnet piece as an example.

Next, reference numeral 10 denotes a filter pack which is inserted into the mounting frame 1 by being elastically deformed.
Reference numeral 0 denotes a filter 11 and a cover 12 made of a flexible material such as paper provided on the outer periphery of the filter.

The filter 11 is a filter paper made of glass fiber or cellulosic fiber in the same manner as the conventional filter. As shown in FIG. 5, the filter 11 has a pleat 13 whose vertical direction is the pleat direction. ing. This increases the surface area and prevents the filter 11 from deforming due to the weight of the accumulated dust and impairing the airtightness.

The cover 12 may be made of paper or the like, a synthetic resin having flexibility, a flexible rubber or any other suitable material as long as it has flexibility. The filter 11 is provided with a hole-shaped mounting portion 14 to be mounted on the mounting portion 6. The mounting portion 14 is, as shown in FIG. 1 and FIG. It consists of a flange 15 and a rear flange 16.

Reference numeral 17 denotes a seal material. Also, in FIG.
Reference numeral 8 denotes a drawer provided on the filter pack 10, which is formed in a ribbon shape as an example.

2 and 4, reference numeral 19 denotes a packing provided on the rear side of the filter pack 10. The packing 19 may be provided inside the filter mounting frame 1 outside. In FIG. 1, reference numeral 20 denotes a mounting member. The mounting member 20 includes a nut 21 and a mounting plate 23 having a mounting hole 22 as an example.

Next, in FIGS. 3 and 4, reference numeral 24 denotes a packing buffer pad on the lower side of the filter pack 10. The height h of the pad 24 is, as shown in FIG.
Is formed substantially in the same manner as the height H of the lower frame 4. Thus, when the filter pack 10 is replaced, the vertical positioning of the replacement filter pack 10 is extremely easy, and the filter pack 10 can be easily replaced.

Next, the assembling of the apparatus shown in FIG. 1 will be described . In FIG. 3 and FIG.
It is a package buffer, has a substantially L-shaped cross section, and has a window portion 24 in its longitudinal portion.
2, notches 243 are formed at the upper and lower ends,
The part is a packing buffer pad 24 on which the filter pack 10 is placed.
Is formed. The files placed on the packing buffer 240
Although not shown, a plurality of filter packs 10 are
Transported in a packing box as a
Take the tapak 10 with it placed on the packing buffer 240.
put out. Then, the filter pack placed on the packing buffer 240 is
5 in the state shown in FIG.
Push. In this case, the window 242 opened in the flat plate 241 is cut out.
Attaching the filter pack 10 by hand to remove it from the notch 243
Press in one direction. As a result, the filter pack 10
As shown in FIG.

When the storage is completed, the mounting member 2
0, the filter pack 10 is mounted on the mounting portion 6. Next, the coarse dust filter 8 is provided to be housed in the housing 7 of the filter mounting frame 1. Therefore, the coarse dust filter 8 is structured to be held down by the wind pressure during operation of the apparatus.

[0027]

The present invention is constructed as described above, and the filter pack becomes lightweight because the frame made of aluminum or wood provided on the outer periphery thereof is changed to a member made of a flexible material. Work can be facilitated.

Further, since the filter pack is formed with the pleats formed in the vertical direction, it is possible to prevent the filter pack from being deformed due to the accumulation of dust and losing hermeticity. Further, since the packing buffer pad of the filter pack also functions as a positioning member, positioning at the time of replacing the filter pack can be facilitated. Further, since the filter pack can be easily cut or rounded into small pieces or reduced in size, disposal processing can be facilitated. Also air filter device
Is the filter pack insertion side inside the left and right side frames of the mounting frame.
To form a slope that is wide enough to reach
Cross section L on which the filter pack is placed when transporting the lutapack
Packing cushion on the lower side of the filter pack of the letter-shaped packing cushion
By forming almost equal to the height of the pad, and also
The pleat direction of the filter is parallel to the side wall of the mounting frame
The filter pack is formed vertically
Can be exchanged very easily. The upper and lower frames of the mounting frame
The corner on the filter pack insertion side has an R shape,
Replacement of the filter pack with a drawer handle
Is easy. The filter pack is provided on the mounting frame.
Due to the formation of the part to be attached to the attachment part,
Has a width longer than the inner left and right side walls of the mounting frame.
Pleat direction is perpendicular to the side wall width direction.
With this, it is elastically pressed against the mounting frame and stored.
And is fixed directly,
Make sure that the luta pack is easy to install,
Can be. And automatically by press-fitting into the mounting frame
The mounting part can be positioned with respect to the mounting part.
Easy replacement. Loose packing of filter pack
The impingement body is configured as described above, and
While the filter is in place, move it in front of the
And use the windows, notches at the top and bottom, etc.
Make it very easy to replace the filter pack
Can be.

[0029]

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of an air-filter device according to an embodiment of the present invention.

FIG. 2 is a vertical sectional view of a part of the air-filter device.

FIG. 3 is a perspective view showing the same air-filter device when the filter pack is replaced.

[4] also air - of the filter device, in the case of the filter pack <br/> exchange is an explanatory diagram showing the state of positioning of the filter pack.

FIG. 5 is a view similar to FIG.
It is a horizontal sectional view at the time of attaching a filter pack .

FIG. 6 is a horizontal sectional view of a portion different from FIG. 2 in the air-filter device.

FIG. 7 is a cross-sectional view showing a portion to which a filter pack is attached in the air-filter device.

FIG. 8 is an exploded perspective view of a conventional air-filter device.

[Explanation of symbols]

 Reference Signs List 1 mounting frame 2 side frame 3 upper frame 4 lower frame 6 mounting part 10 filter pack 11 filter 12 cover 13 pleats 14 mounting part 19 drawer handle h height H height

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁶ , DB name) B01D 46/00-46/52 F24F 13/28

Claims (5)

(57) [Scope of request for utility model registration] The inside of the left and right side frames has a filter pack inserted therein.
The slope that becomes wider toward the entry side is formed, and
It has a mounting part for mounting the filter pack, and the height of the lower frame
Place the filter pack when transporting the filter pack
Of the packing cushion with an L-shaped cross section
Mounting that is formed approximately equal to the height of the packing buffer pad
A frame, and a filter housed and mounted in the mounting frame
And a flexible material provided on the outer periphery of the filter.
Consisting of a bar, having a width longer than the inner diameter of the mounting frame
Filter pack, and the pleat direction is the side wall of the mounting frame.
The filter is formed in the vertical direction in parallel with the
An air filter device comprising: a filter having an attached portion for attaching a filter . 2. A mounting frame, the filter pack insertion side corner of the upper and lower frame Yes formed in R shape, the filter pack,
The air filter device according to claim 1, further comprising a drawer handle and a packing on a downstream side. 3. The filter pack is housed, and the inner sides of the left and right frames are formed to have a slope that becomes wider toward the filter pack insertion side , and the height of the lower frame is equal to the filter pack transport.
Occasionally L-shaped packing buffer for mounting filter pack
Of, formed to be almost equal to the height of the packing cushion pad of the filter pack lower, and upper and lower frames of the filter pack insertion side corner mounting frame formed R-shape, collected and stored in mounting frame within
A filter attached , a filter pack comprising a cover made of a flexible material provided on the outer peripheral portion of the filter, having a width longer than the inner sides of the left and right side frames of the mounting frame , and further having a drawer handle, Pleated direction is parallel to the mounting frame side frame
An air filter device comprising: a filter formed in a vertical direction; and a coarse dust filter provided upstream of the filter pack. 4. A file which is mounted and accommodated in a mounting frame.
A luta pack, comprising a filter and an outer peripheral portion of the filter.
It consists of a cover provided, and the left and right side walls of the mounting frame
The width of the filter is longer than the inner width, and the direction of the pleat of the filter is formed in a direction perpendicular to the direction of the width of the side wall.
The filter is further press-fitted into the mounting frame.
The mounting provided on the mounting frame allows automatic positioning.
Attached part to be attached to attached part is provided.
And filter pack. 5. A device which is housed and mounted inside a mounting frame.
And a cover provided on the outer periphery of the filter
A width longer than the inner left and right side frames of the mounting frame
Wherein the filter is pre-filtered.
The width direction is formed at right angles to the width direction.
And the L-shaped cross section for mounting the filter pack.
The long part has a window at the center and cutouts at the upper and lower ends
The short part is approximately the height of the lower frame of the mounting frame.
A filter with packing cushion pads of equal height
Rutapack packaging cushion.