JPH10316191A - Ventilating fan packaging device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a ventilating fan packaging device that is excellent in functions of cushioning and protection and is easily discarded or recycled. SOLUTION: In a ventilating fan packaging device wherein an impeller 4 fitted to a revolving shaft of a motor 3 fixed to a square frame 1 rotates at the center of the square frame 1, a square frame holder 7 is mounted on the square frame 1-side and a motor holder 8 is mounted on the motor 3-side, and on putting the three parts of the square frame, the square frame holder and the motor holder into a corrugated board outer box 9 together, the square frame holder 7 is formed in a structure wherein a fitting indent 11 for fitting the square frame 1 therein is formed at one side of a corrugated board sheet in a size larger than the projected plane area of the square frame 1 by combination of turned-down parts 13 of the sheet and laminated bodies 17 made of corrugated board paper, and the motor holder 8 is formed in a structure wherein a fitting indent 16 for fitting the projected side of the motor 3 therein is formed at one side of a corrugated board sheet 15 in a size approximately the same as the square frame holder 7 with the laminated bodies 17 made of corrugated board paper mounted at several positions on the sheet.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ventilation fan packaging apparatus for packaging a ventilation fan configured such that an impeller rotates at the center of the square frame on a rotating shaft of a motor fixed to one surface of the square frame. It is.

[0002]

2. Description of the Related Art This type of ventilation fan has been conventionally packaged by a packaging device as shown in Japanese Utility Model Publication No. 62-1113 or a packaging device as shown in FIGS. Was. That is, the square frame holder 40 is mounted on the side of the square fan-shaped square frame 1 of the ventilation fan facing the impeller 4, and the motor holder 41 is mounted on the projecting side of the motor 3, so that the ventilation fan is mounted on the square frame holder 40 and the motor holder 41. And these three are collectively housed in an outer box 42 made of corrugated cardboard in close contact. The square frame holder 40 is configured as a square frame body made of corrugated cardboard with each side having an angled cross section, and a styrene-made corner holder 43 that holds the corners 5 of the square frame 1 at four corners in the frame is provided. The structure is fixed.

The motor holder 41 has a configuration in which a trapezoidal protrusion 44 is formed in the center of one side of a double-folded corrugated cardboard, and a part of the protrusion 44 is opened to allow the motor 3 to be opened. Housing part 45 for fitting the projecting side of
Is configured as

[0004]

In the conventional ventilation fan packaging apparatus as described above, the rectangular frame 1 of this type of ventilation fan is particularly vulnerable to impact and is easily damaged, so that the rectangular frame 1 is buffered and protected. Using a styrene-made corner holder 43 or the like fixed to a single piece or corrugated paper. For this reason, at the time of disposal, the materials must be separated, which is troublesome and difficult to dispose, and the material is difficult to recycle.

The present invention has been made in order to solve the above-mentioned conventional problems, and an object of the present invention is to obtain a ventilation fan packaging device having good disposability and recyclability. The purpose of the present invention is to promote the improvement of the buffer protection function, and to reduce the packaging material.

[0006]

In order to achieve the above object, an invention according to claim 1 is arranged such that an impeller rotates on a rotating shaft of a motor fixed to one surface of a square frame at the center of the square frame. About the packaging device that packages the configured ventilation fan,
Mount the square frame holder on the side of the square frame of the ventilation fan facing the impeller, mount the motor holder on the protruding side of the motor, sandwich the ventilation fan between the square frame holder and the motor holder, collectively When the package is stored in an outer box made of corrugated paper in close contact with the package, the square frame holder is fitted with one side of a sheet made of corrugated paper having a larger area than the projected plane area of the square frame. The fitting recess is defined by a laminated body made of corrugated paper with each corner mounted, and its motor holder is fitted on one side of a sheet made of corrugated paper having an area approximately equal to that of the square frame holder. Means is adopted in which a mating concave portion is defined by a laminated body made of corrugated cardboard with several places fitted.

According to a second aspect of the present invention, there is provided a ventilation fan configured such that an impeller rotates on a rotating shaft of a motor fixed to one surface of a square frame so that the impeller rotates at the center of the square frame. For the packaging device to be installed, attach the square frame holder to the side of the square frame of the ventilation fan facing the impeller, mount the motor holder on the projecting side of the motor, sandwich the ventilation fan between the square frame holder and the motor holder, When these three members are collectively stored in an outer box made of corrugated cardboard in a close state to form a package, the square frame holder is placed on one side of a sheet made of corrugated cardboard having an area larger than the projected plane area of the square frame. The fitting recess of the frame is defined by a combination of a bent portion of the sheet and a laminate made of corrugated paper fixed to the sheet, and the motor holder is Employing means for configuration and which define approximately equal areas laminate a fitting recess formed of corrugated paper mounted at several locations to fit the protruding side of the motor on one side of the corrugated board sheet consisting of paper and holder.

In order to achieve the above object, a third aspect of the present invention is directed to the second aspect, wherein the fitting recess of the square frame holder is laminated with a bent portion of a sheet provided at each corner of the square frame. In addition to the above-mentioned structure, a means for defining the sheet and bringing the bent portion of the sheet into close contact with the fitting concave side surface of each laminated body is employed.

In order to achieve the above object, the invention according to claim 4 is characterized in that the fitting recesses of the square frame holder in the means according to claim 2 are provided with two opposite edges of the sheet when the square frame is rectangular. A means is used that is defined by the bent portion of the part, the bent portion of the sheet provided for each corner of the square frame, and the laminated body, and all the bent portions of the sheet face the fitting concave side. I do.

In order to achieve the above object, the invention according to claim 5 is characterized in that the fitting recess of the square frame holder in the means according to claim 2 is formed by bending the four side edges of the sheet when the square frame is square. And means for mounting the laminate on the outer surface of each corner of the bent portion.

In order to achieve the above object, the invention according to claim 6 is characterized in that the fitting recess of the square frame holder in the means according to claim 2 is formed by bending the four side edges of the sheet when the square frame is square. And means defined by a laminate mounted on the inner surface of each corner of the bent portion.

In order to achieve the above object, a seventh aspect of the present invention provides the above-described means, wherein the fitting recess of the square frame holder is provided along the edge of the sheet when the square frame is quadrangular. Each inner surface of a sleeve made of corrugated cardboard,
Means defined by a stepped laminated body provided on the inner surface on the end side of each sleeve is employed.

According to an eighth aspect of the present invention, in order to achieve the above object, the peripheral sides of the square frame holder and the motor holder in the means according to any one of the first to seventh aspects face up and down in the outer case. In this case, a means is adopted in which the stacked body of the motor holder is arranged with a smaller number of the top side and a larger number of the ground side, thereby defining a fitting recess of the motor holder.

[0014]

Embodiments of the present invention will now be described with reference to the drawings. Embodiment 1 FIG. In the ventilation fan packaging apparatus according to the first embodiment shown in FIGS. 1 to 6, an impeller 4 is mounted on a rotating shaft of a motor 3 fixed on one surface side of a rectangular flat rectangular frame 1 by four mounting feet 2. This is a packaging device for packaging a ventilation fan configured so that the impeller 4 rotates in a central air path of the square frame 1. In this type of ventilation fan, the square frame 1 is easily damaged by an impact, and the corners 5 of the square frame 1 are easily deformed and the outer peripheral portion 6 is easily damaged.

In this ventilating fan packaging apparatus, a square frame holder 7 is mounted on the side of the square frame 1 of the above described fan facing the impeller 4, and a motor holder 8 is mounted on the projecting side of the motor 3, so that the ventilation fan is mounted on the square frame holder. The three members are sandwiched between the motor holder 7 and the motor holder 8, and the three members are collectively housed in the outer box 9 in close contact with each other to form a package, all of which are made of corrugated paper. The square frame holder 7 has a configuration in which a fitting recess 11 into which the square frame 1 is fitted is provided on one surface of a sheet 10 made of corrugated cardboard having a larger area than the projected plane area of the square frame 1 (FIG. 2).
4). As shown in FIG. 4, the sheet 10 is bent at two opposite edges to form a U-shaped cushioning material having two bent portions 13 on both sides of the flat plate portion 12. A laminate 14 made of corrugated paper is fixed to the inside of each end, and a square portion connecting the inner surfaces of the laminates 14 is defined as a fitting recess 11. The laminated body 14 is configured as an L-shaped block as a single body or a combination as shown in FIG. 3, and is provided at four positions for each corner 5 of the square frame 1. The inner surface of each laminated body 14 is formed of two orthogonal surfaces, and forms a corner into which the corner 5 of the square frame 1 fits.

As shown in FIG. 5, the motor holder 8 has a plurality of fitting recesses 16 on one side of a sheet 15 made of corrugated cardboard having an area approximately equal to that of the square frame holder 7 on the projecting side of the motor 3. This is a configuration defined by a laminated body 17 made of corrugated cardboard fixed to the sheet. In this embodiment, the fitting recess 16 is defined by opposing end faces of three square rod-shaped laminates 17, and one laminate 17 is fixed to the top side in the packaged state and becomes the ground side. Two laminated bodies 1
7 are fixed side by side. Two stacked bodies 17 on the ground side
Are arranged such that the end face on the side of the fitting concave portion 16 is brought into contact with the joint between two adjacent motor outer shells of the four mounting feet 2 as shown in FIG. Body 17
Are arranged such that the end on the side of the fitting recess 16 contacts the outer shell of the motor between the other two mounting feet 2.

The ventilating fan is packaged by fitting the ventilating fan square frame 1 into the fitting recess 11 of the square frame holder 7, fitting the projecting side of the motor 3 into the fitting recess 16 of the motor holder 8, and mounting the ventilation fan. When the three members are inserted into the outer box 9 in a state of being sandwiched between the frame holder 7 and the motor holder 8 in a close state, and the lid flap 18 of the outer box is closed and sealed by a sealing means, a hexahedron is formed. It becomes a package and is completed.
The four corners 5 of the square frame 1 that are easily damaged are
Are protected at the corners of the seat 10, and the surface facing the impeller 4 is buffered and protected by the flat plate portion 12 of the sheet 10. Further, two edges of the outer peripheral portion 6 of the square frame 1 are buffered by a gap 19 between the laminate 14 and the bent portion 13. on the other hand,
The motor 3 is firmly supported by the ground side being restrained in the circumferential direction by the end faces of the two laminated bodies 17 and the top side is supported by the end faces of the single laminated body 17 to be stably fitted.
6 is buffer protected.

Insertion into the outer box 9 is easy because the square frame holder 7 has a U-shape, the shape is fixed by the fixing of the laminated body 14 and there is no catch, and it can be easily carried out both manually and mechanically. can do. That is, since this ventilation fan packaging device is entirely made of corrugated cardboard, it is easy to dispose, it is easy to recycle, and the packaging strength against compression is strong and the buffer protection function is excellent. In addition, since the configuration is such that the necessary parts are protected and buffered, the packaging dimensions are reduced, and the packaging material is reduced.

Embodiment 2 The ventilation fan packaging device according to the second embodiment shown in FIGS. 7, 8, and 9 is different from the one described in the first embodiment in that the square frame holder 7 is devised to improve the buffer protection function for the corner 5 of the ventilation fan. Other than this, the configuration is the same as that shown in the first embodiment. Therefore, the same portions as those of the first embodiment are denoted by the same reference numerals as those of the first embodiment, and description thereof will be omitted.

The square frame holder 7 of this ventilation fan packaging device is
At each of the four corners of the rectangular flat plate, two tongue pieces 22 connected to the flat plate portion 12, the bending ruled line 20, and the cuts 21, respectively,
This is a configuration in which a laminate 14 is fixed to a sheet 10 that protrudes in a direction different by 0 degrees as shown in FIG. The L-shaped laminated body 14 is formed on the outer surface of the four corners formed by bending each tongue piece 22 of the sheet 10 at the bending ruled line 20.
Is fixed to form the square frame holder 7. That is, the fitting recess 11 of the square frame holder 7 is
The tongues 22 of the sheet 10 and the laminate 14 are provided, and the corners 5 of the square frame 1 of the ventilation fan are held against the tongues 22 fixed to the inner surface of the laminate 14. .
Since the corner portion 5 of the square frame 1 is double-buffered and protected by the tongue piece 22 and the laminate 14, it is particularly effective for a weak ventilation fan of the corner portion 5 of the square frame 1. Other configurations, functions and advantages are basically the same as those of the first embodiment.

Embodiment 3 The ventilation fan packaging apparatus according to the third embodiment shown in FIGS. 10 and 11 is different from that shown in the first embodiment in that the square frame holder 7 is designed to improve the buffer protection function for the corner 5 of the ventilation fan. The configuration other than this is the same as that shown in the first embodiment. Therefore, the same portions as those of the first embodiment are denoted by the same reference numerals as those of the first embodiment, and description thereof will be omitted.

The square frame holder 7 of this ventilation fan packaging device is
Each of the bent portions 13 at the four corners of a rectangular flat plate provided with bent portions 13 along two opposing sides is connected to the other two adjacent sides by the flat plate portion 12, the bending ruled line 20, and the cut 21. The laminated body 14 is fixed to the sheet 10 whose tongue piece 22 is projected, as shown in FIG. Each of the tongue pieces 22 of the sheet 10 is bent at the bending ruled line 20, and the L-shaped laminate 14 is fixed to the outer surface of the four corners formed by bending each bent portion 13 in the same direction. The frame holder 7 is formed. The fitting concave portion 11 of the square frame holder 7 includes two bent portions 13 at opposite edges of the sheet 10, a tongue piece 22 of the sheet 10 provided for each corner 5 of the square frame 1, and a laminate 14. The corner portion 5 of the square frame 1 of the ventilation fan is held against the tongue piece 22 fixed to the inner surface of the laminate 14 and a part of the bent portion 13. The corner 5 of the square frame 1 is formed by bending the bent portion 13 and the laminate 1
4. Double buffer protection by the tongue piece 22 and the laminate 14, and buffer protection of two portions of the outer peripheral portion 6 of the square frame 1 by the bent portion 13, so that particularly the corner portion 5 of the square frame 1 and the outer periphery are protected. High effectiveness for the weak ventilation fan of part 6. Other configurations, functions and advantages are basically the same as those of the first embodiment.

Embodiment 4 The ventilation fan packaging device according to the fourth embodiment shown in FIGS. 12 and 13 employs a device for improving the buffer protection function for the corner portion 5 and the outer peripheral portion 6 of the ventilation fan in the square frame holder 7 of the first embodiment. The configuration other than this is the same as that shown in the first embodiment. Therefore, the same portions as those of the first embodiment are denoted by the same reference numerals as those of the first embodiment, and description thereof will be omitted.

The square frame holder 7 of this ventilation fan packaging device is
This is a configuration in which a laminate 14 is fixed to a cross-shaped sheet 10 having a bent portion 13 provided along each side as shown in FIG. Each of the four bent portions 13 of the sheet 10
Are respectively bent on the bending ruled line 20 to form an L-shaped laminated body 1
The square frame holder 7 is formed by fixing the frame 4.
The fitting recess 11 of the square frame holder 7 is defined by the bent portion 13 of the sheet 10, and the corner 5 of the square frame 1 of the ventilation fan is formed by a part of the bent portion 13 fixed to the inner surface of the laminate 14. It will be held. The corner 5 of the square frame 1 is double-buffered and protected by the bent portion 13 and the laminated body 14,
Since all four portions of the outer peripheral portion 6 are surrounded by the bent portion 13 and are buffered and protected, the effectiveness is particularly high for the weak ventilation fan of the corner portion 5 of the square frame 1 and the outer peripheral portion 6. Other configurations, functions and advantages are basically the same as those of the first embodiment.

Embodiment 5 FIG. The ventilation fan packaging apparatus according to the fifth embodiment shown in FIGS. 14 and 15 is different from the fourth embodiment in that the square frame holder 7 is devised to increase the strength. 4 is the same as that shown in FIG. Therefore, the same portions as those of the fourth embodiment are denoted by the same reference numerals as those of the fourth embodiment, and the description thereof is omitted.

The square frame holder 7 of this ventilation fan packaging device is
This is a configuration in which a laminate 14 is fixed to a sheet 10 having a bent portion 13 provided along each side as shown in FIG. Overlap margins 24 are provided at both ends of two opposing bent portions 13 of the four bent portions 13 of the sheet 10. Each of the four bent portions 13 of the sheet 10 is bent at the bending ruled line 20, and the overlap margin 24 is bent and overlapped on the end of the other bent portion 13, and fixed with the stitching wire 25 or an adhesive or the like. JIS formed by
Z-1507 Code No. 0300 The square frame holder 7 is formed by fixing the L-shaped laminates 14 to the inner surfaces of the four corners of the C box, respectively.

The fitting recess 11 of the square frame holder 7 is defined by the inner surface of the laminate 14, and the corner 5 of the square frame 1 of the ventilation fan hits and is held by the inner surface of the laminate 14. Square frame 1
Corner portion 5 is double-buffered and protected by the laminate 14 and the bent portion 13, and all four portions of the outer peripheral portion 6 of the square frame 1 are air-buffered by the gap 19 formed between the corner portion 5 and the bent portion 13. Therefore, it is particularly effective for a ventilation fan having a weak corner 5 and an outer peripheral portion 6 of the square frame 1, and the strength of the square frame holder 7 is high, so that it is possible to cope with a ventilation fan having a large mass. Other configurations, functions and advantages are basically the same as those of the fourth embodiment.

Embodiment 6 FIG. The ventilation fan packaging device according to the sixth embodiment shown in FIGS. 16, 17, and 18 is different from the one described in the first embodiment in that the square frame holder 7 is designed to increase the strength and to improve the buffer protection function. Except for this, the configuration is the same as that shown in the first embodiment. Therefore, the same portions as those of the first embodiment are denoted by the same reference numerals as those of the first embodiment, and description thereof will be omitted.

The square frame holder 7 of this ventilation fan packaging device is
Each of the bent portions 13 shown in the first embodiment is formed as a square tubular sleeve 26, and a stepped laminated body 28 is fixed to both end portions of an inner side surface 27 of the sleeve 26. Even if the sleeve 26 is bent by the bending ruled line 20 as shown in the expanded shape in FIG. 18 and the fixing surface 29 is fixed to the flat plate portion 12 with the stitching wire 25 or an adhesive, the sleeve 26 is fixed separately. May be provided. Laminate 2
8 is a contact surface 3 which is a surface facing the impeller 4 of the corner 5 of the square frame 1.
0 and the corner 5 can be held at a position separated from the flat plate 12. The fitting recess 11 is defined by the inner surface 27 of the sleeve 26, the inner surface of the laminate 28 and the contact surface 30.

The corners 5 of the square frame 1 of the ventilation fan hit the inner surface and the contact surface 30 of the laminate 28 and the inner surface 27 of the sleeve 26 and are held in three directions. Two portions of the outer peripheral portion 6 of the square frame 1 hit the inner side surface 27 of the sleeve 26,
And the other two peripheral portions 6 are laminated
8 is buffer-protected by the laminate 28 at the portion corresponding to the inner surface. Therefore, it is particularly effective for a ventilation fan with a weak corner portion 5 and an outer peripheral portion 6 of the square frame 1, and the strength of the square frame holder 7 is high, so that it can sufficiently cope with a large ventilation fan. Other configurations, functions and advantages are basically the same as those of the first embodiment.

[0031]

As is apparent from the above description of the embodiment, according to the first aspect of the present invention, it is possible to obtain a ventilating fan packaging apparatus which has good disposability and recyclability and requires less packaging material.

According to the second aspect of the present invention, it is possible to obtain a ventilating fan packaging apparatus which has good disposability and recyclability and a good buffer protection function.

According to the third aspect of the invention, in addition to the effect of the second aspect, the function of protecting the corners of the square frame from being shocked is improved.

According to the fourth aspect of the present invention, in addition to the effect according to the second aspect, when the square frame is a quadrangle, the function of protecting the corners of the square frame is improved.

According to the fifth aspect of the present invention, in addition to the effect of the second aspect, when the square frame is a quadrangle, the buffer protection function of the corners and the outer peripheral portion of the square frame is improved.

According to the sixth aspect of the present invention, in addition to the effect of the second aspect, when the square frame is a quadrangle, the buffer protection function of the corners and the outer peripheral portion of the square frame is improved.

According to the seventh aspect of the present invention, in addition to the effect of the second aspect, when the square frame is a quadrangle, the cushioning protection function at the corners and the outer periphery of the square frame is improved, and the packaging strength is also improved.

According to the eighth aspect of the present invention, a motor holder having a good buffer protection function as well as the above-mentioned effects according to any one of the first to seventh aspects can be formed with a small amount of material.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a ventilation fan packaging device according to a first embodiment.

FIG. 2 is a partial developed view of the seat according to the first embodiment.

FIG. 3 is a perspective view of the laminate of the first embodiment.

FIG. 4 is a rear view of the square frame holder according to the first embodiment.

FIG. 5 is a plan view of the motor holder according to the first embodiment.

FIG. 6 is an explanatory diagram illustrating a relationship between the motor holder and the motor according to the first embodiment.

FIG. 7 is a rear view of the square frame holder according to the second embodiment.

FIG. 8 is a development view of a sheet of the square frame holder according to the second embodiment.

FIG. 9 is a side view of the square frame holder according to the second embodiment.

FIG. 10 is a rear view of the square frame holder according to the third embodiment.

FIG. 11 is a development view of a sheet of the square frame holder according to the third embodiment.

FIG. 12 is a rear view of the square frame holder according to the fourth embodiment.

FIG. 13 is a development view of a sheet of the square frame holder according to the fourth embodiment.

FIG. 14 is a rear view of the square frame holder according to the fifth embodiment.

FIG. 15 is a development view of a sheet of the square frame holder according to the fifth embodiment.

FIG. 16 is a perspective view of a square frame holder according to the sixth embodiment.

FIG. 17 is a rear view of the square frame holder according to the sixth embodiment.

FIG. 18 is a partial developed view of a sheet of the square frame holder according to the sixth embodiment.

FIG. 19 is an exploded perspective view of a conventional ventilation fan packaging device.

FIG. 20 is a rear view of a conventional square frame holder.

FIG. 21 is a plan view of a conventional motor holder.

[Explanation of symbols]

1 square frame, 3 motors, 4 impellers, 5 corners, 7 square frame holders, 8 motor holders,
9 outer box, 10 sheet, 11 fitting recess, 12
Flat part, 13 bent part, 14 laminate, 15
Sheet, 16 fitting recess, 17 laminate, 22
Tongue piece, 26 sleeve, 27 inner surface, 28
Laminate.

Claims (8)

[Claims] 1. A packaging device for packaging a ventilation fan configured such that an impeller rotates at a center of the square frame on a rotation axis of a motor fixed to one surface side of the square frame, wherein the corner of the ventilation fan is provided. Attach the square frame holder on the side of the frame facing the impeller, mount the motor holder on the projecting side of the motor, sandwich the ventilation fan between the square frame holder and the motor holder, collectively these three When the package is housed in an outer box made of corrugated paper in close contact with the package, the square frame holder is fitted with one side of a sheet made of corrugated paper having a larger area than the projected plane area of the square frame. The fitting recess is defined by a laminate made of corrugated paper with the corners attached to each corner, and the motor holder is mounted on one side of a sheet made of corrugated paper having an area approximately equal to that of the square frame holder. A ventilating fan packaging device having a configuration defined by a laminated body made of corrugated cardboard in which fitting recesses on the protruding side of the rotor are fitted at several places. 2. A packaging device for packaging a ventilation fan configured such that an impeller rotates at a center of the square frame on a rotation shaft of a motor fixed to one surface side of the square frame, wherein the corner of the ventilation fan is provided. Attach the square frame holder on the side of the frame facing the impeller, mount the motor holder on the projecting side of the motor, sandwich the ventilation fan between the square frame holder and the motor holder, collectively these three When the package is housed in an outer box made of corrugated paper in close contact with the package, the square frame holder is fitted with one side of a sheet made of corrugated paper having a larger area than the projected plane area of the square frame. The fitting recess is defined by a combination of a bent portion of the sheet and a laminate made of corrugated paper fixed to the sheet, and the motor holder is substantially equal to the square frame holder. A ventilating fan packaging apparatus having a configuration in which a fitting recess on the projecting side of the motor is fitted to one side of a sheet made of corrugated cardboard having a small area and is defined by a laminated body made of corrugated cardboard. 3. The ventilation fan packaging device according to claim 2, wherein the fitting concave portion of the square frame holder is defined by a bent portion of the sheet provided at each corner of the square frame and the laminate. And a ventilation fan packaging device in which the folded portion of the sheet is brought into close contact with the surface on the fitting concave side of each laminate. 4. The ventilating fan packaging apparatus according to claim 2, wherein the square frame is a quadrangular shape, and the fitting recess of the square frame holder for accommodating the square frame is formed by bending two opposite edges of the sheet. And a laminated body defined by a folded portion of the sheet and a laminated body provided at each corner of the square frame, and all the folded portions of the sheet face the fitting recess side. 5. The ventilating fan packaging apparatus according to claim 2, wherein the square frame is quadrangular, and a fitting recess of the square frame holder for accommodating the square frame is defined by bent portions of four sides of the sheet. And a ventilating fan packaging device in which a laminate is mounted on the outer surface of each of the bent portions at each corner. 6. The ventilation fan packaging apparatus according to claim 2, wherein the square frame is a quadrangular shape, and a fitting recess of the square frame holder for accommodating the square frame is surrounded by bent portions of four sides of the sheet. A ventilator packaging device defined by a laminate attached to the inner surface of each bent corner. 7. The ventilation fan packaging apparatus according to claim 2, wherein the square frame is quadrangular, and a fitting recess of the square frame holder for accommodating the square frame is made of corrugated cardboard provided along the edge of the sheet. A ventilation fan packaging device defined by each inner surface of a sleeve and a stepped laminate provided on the inner surface on the end side of each sleeve. 8. The ventilation fan packaging apparatus according to claim 1, wherein the side edges of the square frame holder and the motor holder face upward and downward in the outer box, and the motor holder laminate is formed. A ventilation fan packaging device in which the top side is reduced and the ground side is increased to define a fitting recess of the motor holder.