JP3593475B2 - Grommet packing box - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a grommet packing box, and more particularly to a packing box for storing grommets used for wiring a wire harness such as a vehicle door harness.
[0002]
[Prior art]
Conventionally, there is a packing box of this type of grommet as shown in FIG. As shown in the figure, the box body 2 made of synthetic resin of the packing box 1 has an open upper surface side, and has a rectangular bottom wall 2A and side walls 3A, 3A rising from four sides of the bottom wall 2A. 3B, 3B. As shown in FIG. 5, a plurality of grommets 4 are arranged and stored in the box body 2 of the packing box 1 having such a structure so as to face in the same direction.
[0003]
As shown in FIGS. 6 (A), 7 (A) and 7 (B), the grommet 4 is a substantially flat grommet seal portion 5 having a relatively large area made of an elastic material such as rubber, and the grommet seal portion. A substantially cylindrical grommet main body 6 made of an elastic material such as rubber and protruding from a substantially central portion of the surface of the grommet 5, and a wire such as a door harness protruding from a side edge of the back surface of the grommet seal portion 5 And a wire harness deriving unit 7 for deriving the harness W.
[0004]
Further, as shown in FIGS. 7A and 7B, an inner surface 8 of a metal plate or a synthetic resin plate is integrally formed on the back surface of the grommet seal portion 5 so as to protrude. By attaching a substantially L-shaped protector 9 made of synthetic resin to the grommet seal portion 5 and the inner 8, the wire harness lead-out portion 7 is formed.
[0005]
The grommet body 6 has a substantially conical cylindrical head 6A and a bellows-shaped cylindrical portion 6B at the center, and the grommet seal portion 5 is integrally attached to a base end 6C of the cylindrical portion 6B. . As shown in FIG. 7 (B), the inner 8 protrudes from substantially the center of the thick bent portion 5B of the grommet seal portion 5, and the grommet seal portion 5 and the inner 8 form a substantially L-shaped side surface. It is in shape.
[0006]
[Problems to be solved by the invention]
However, the conventional packing box 1 does not have the function of holding the grommet 4 to be stored, and the thin peripheral lip portions (thin portions) 5A of the peripheral edge of the grommet seal portion 5 come into contact with each other due to shaking during transportation. 6A. The peripheral lip 5A having a sectional shape as shown in FIG. 6B is shown in FIG. 6C because the peripheral lip 5A rubs against the bottom wall 2A and the side walls 3A and 3B. There is a problem that the peripheral lip portion 5A 'having such a cross-sectional shape is deformed or damaged.
[0007]
As shown in FIG. 5, the grommet 4 is usually housed in the box body 2 of the packing box 1 in a state where the wire harness W is attached to the grommet 4; There is a problem that the wire harnesses W are entangled.
[0008]
Therefore, an object of the present invention is to provide a grommet packing box that can protect a thin portion at the periphery of a grommet seal portion, suppresses tangling between wire harnesses, and can efficiently store a grommet. Is to do.
[0009]
[Means for Solving the Problems]
According to the first aspect of the present invention, there is provided a grommet seal portion having a bent portion formed on one side edge and a thin portion formed on a peripheral edge, and a substantially cylindrical grommet main body protruding from a surface side of the grommet seal portion. And a grommet provided with a wire harness lead-out portion protruding from the bent portion to the back surface side of the grommet seal portion in a box body having an open upper surface side. A holding frame is arranged along the inner surface of the side wall of the box body, and the bent portion is inserted between the side wall and the holding frame.
[0010]
Therefore, according to the first aspect of the present invention, by inserting the bent portion of the grommet between the inner surface of the side wall portion of the box body and the holding frame, the bent portion is held and the grommet is held in the box body. Is done. Thus, by holding the grommet near the side wall of the box body, the storage efficiency of the grommet is improved.
[0011]
According to a second aspect of the present invention, there is provided the grommet packaging box according to the first aspect, wherein a lead-out recess for disposing the wire harness lead-out portion at a predetermined interval is formed at an upper portion of the holding frame. It is characterized by having.
[0012]
According to the second aspect of the present invention, in addition to the function of the first aspect, the wire harness lead-out portion is disposed in the lead-out portion recess at the upper portion of the holding frame. Accordingly, since the wire harness lead-out portion is not held between the holding frame and the side wall portion of the box body, the grommet does not receive unnecessary stress.
[0013]
Furthermore, the invention according to claim 3 is the grommet packaging box according to claim 2, wherein the upper portion of the holding frame corresponds to a thin portion of the grommet seal portion on both sides of the outlet portion concave portion, It is characterized in that a concave portion for protecting a thin portion is formed.
[0014]
According to the third aspect of the present invention, since the thin portion protecting concave portion is formed on the upper portion of the holding frame, the thin portion on the peripheral edge of the grommet seal portion is prevented from rubbing with the holding frame, and the thin portion is formed. Deformation and damage of the part are prevented.
[0015]
According to a fourth aspect of the present invention, there is provided the grommet packaging box according to any one of the first to third aspects, wherein a wire harness is led out from the wire harness lead-out portion. It is characterized by being arranged inside the holding frame.
[0016]
Therefore, according to the fourth aspect of the present invention, since the grommet is held by being inserted between the side wall of the box body and the holding frame, the arrangement position of the grommet is fixed. Thus, even if the packing box is conveyed, for example, even if it is subjected to vibration, the wire harnesses derived from the wire harness lead-out portions of the grommets arranged along the holding frame do not become entangled with each other. Storage and removal are performed smoothly.
[0017]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, a grommet packing box according to an embodiment of the present invention will be described with reference to the drawings. Since the grommets housed in this packing box have the same structure as those shown in FIGS. 6 and 7 described above, the same reference numerals are given and their detailed description is omitted.
[0018]
FIG. 1 is a plan view showing a grommet packing box according to an embodiment of the present invention, FIG. 2 is a partially cutaway perspective view showing the packing box, and FIG. 3 (A) is a side view of a holding plate of a holding frame used in the packing box. FIG. 3B is an explanatory view showing the assembling of the holding frame, and FIG. 4 is a longitudinal sectional view of a main part of the packing box.
[0019]
As shown in FIG. 1, the packing box 10 includes a box body 11 made of a synthetic resin having an open upper surface, and a holding frame 12 made of a synthetic resin housed and arranged in the box body 11. I have. The box body 11 has a bottomed box shape with a rectangular bottom wall 13 and side walls 14A, 14A, 14B, 14B rising from four sides of the bottom wall 13 and having an open upper surface.
[0020]
As shown in FIGS. 1 and 2, the holding frame 12 includes a pair of connecting plates 15A, 15A shorter than the side wall 14A by a predetermined dimension, and a pair of holding plates 15B, 15B slightly shorter than the side wall 14B. It has the shape of a quadrangular cylinder whose lower surface is open. As shown in FIG. 2, the depth of the box body 11 and the height of the holding frame 12 are set to be substantially the same. When such a holding frame 12 is housed in the box body 11 and the grommet 4 is housed, as shown in FIG. 1, the distance between the side wall portion 14B and the holding plate 15B is both the grommet seal of the grommet 4. The thickness is set to be substantially the same as the thickness t of the thick bent portion 5B of the portion 5. As shown in FIGS. 3A and 3B, the holding frame 12 is formed by slits 15a, 15a formed from the lower part on both sides of the connecting plate 15A to the center, and the center from the upper part on both sides of the holding plate 15B. The slits 15b, 15b formed over the respective parts are fitted to each other so as to be assembled into a flat mouth, and are housed at a predetermined clearance from the inner surfaces of the side walls 14A, 14B of the box body 11. .
[0021]
As shown in FIGS. 2 and 3, a plurality of (four in this embodiment) lead-out notches (lead-out recesses) are provided at predetermined intervals along the upper edge of each holding plate 15B. ) 16 are formed. The notch 16 for the lead-out portion forms a space in which the wire harness lead-out portion 7 of the grommet 4 is arranged, and allows the wire harness W to be introduced into the holding frame 12. Further, a pair of lip portions is provided on both sides of the lead-out portion notch 16 on the upper side of each holding plate 15B so that the thin peripheral lip portion (thin portion) 5A of the periphery of the grommet seal portion 5 does not touch the holding plate 15B. Protection notches (thin portion protection recesses) 17, 17 are formed respectively.
[0022]
In the present embodiment, it is only necessary to store the holding frame 12 in the box body 11, and the grommet seal of the grommet 4 is provided between the outer surfaces of the pair of holding plates 15B, 15B and the inner surfaces of the side walls 14B, 14B facing each other. By inserting the thick bent portion 5 </ b> B of the portion 5, the holding frame 12 is held in the box body 11. Therefore, it is not necessary to separately use a means for holding the holding frame 12 in the box body 11.
[0023]
In the packing box 10 having such a configuration, as shown in FIG. 4, the bent portion 5B of the grommet seal portion 5 of the grommet 4 is provided between the holding plate 15B of the holding frame 12 and the side wall portion 14B of the box body 11. The insertion causes the bent portion 5B to be clamped.
[0024]
In a state where the grommet 4 is stored in the packing box 10, as shown in FIG. 4, the wire harness lead-out portion 7 of the grommet 4 is arranged in the lead-out notch 16 formed in the holding plate 15B, The wire harness W led out from the end of the wire harness lead-out portion 7 is placed in the holding frame 12 through the lead-out portion notch 16.
[0025]
Further, as shown in FIGS. 1 and 2, the wire harness W arranged and housed in the holding frame 12 is housed in a wound state, thereby preventing the wire harness W of the other grommet 4 from being entangled. can do.
[0026]
Further, since the grommets 4 and 4 arranged adjacent to each other are arranged at predetermined intervals via the notch 16 for the lead-out portion, the thin peripheral lip portions 5A of the peripheral edge of the grommet seal portion 5 are joined together. The peripheral lip portion 5A can be reliably prevented from being deformed or damaged without being rubbed. In addition, since the peripheral lip portion 5A located on the holding plate 15B is located on the notch 17 for protecting the lip portion, the peripheral lip portion 5A and the holding plate 15B do not come into contact with each other. Does not rub against the holding plate 15B, and it is possible to reliably prevent the peripheral lip portion 5A from being deformed or damaged.
[0027]
In order to hold and store the grommet 4 in the packing box 10 having such a configuration, the wire harness lead-out portion 7 is inserted into the notch 16 for lead-out portion while the wire harness W is wound, What is necessary is just to insert the bent part 5B of the grommet seal part 5 between the side wall part 14B and the holding plate 15B, and the grommet 4 can be stored and held by a simple operation.
[0028]
As described above, in the present embodiment, the connection plates 15A, 15A and the holding plates 15B, 15B of the holding frame 12 are arranged along the inner surfaces of the side walls 14A, 14A, 14B, 14B of the box main body 11, and The inside of the holding frame 12 can be used as an arrangement space for the wire harness W, and efficient storage can be performed. Further, the space for holding the grommet 4 can be made extremely small, so that useless space can be omitted.
[0029]
Although the embodiments have been described above, the present invention is not limited to these, and various design changes accompanying the gist of the configuration are possible. In the above-described embodiment, for example, the holding frames 12 are formed by connecting the holding plates 15B, 15B with the connecting plates 15A, 15A. However, a holding frame including only the holding plates may be arranged in the box body.
[0030]
【The invention's effect】
As is apparent from the above description, according to the first aspect of the present invention, the grommet can be held near the side wall of the box main body, and the grommet can be arranged along the side wall of the box main body. Therefore, the storage efficiency of the grommet can be improved.
[0031]
According to the second aspect of the invention, in addition to the effect of the first aspect, the wire harness lead-out portion can be arranged in the lead-out portion recess formed in the upper portion of the holding frame, so that the wire harness The lead-out portion is not pinched between the holding frame and the side wall portion of the box main body, and does not receive unnecessary stress, so that deformation of the wire harness lead-out portion can be prevented.
[0032]
According to the third aspect of the present invention, in addition to the effect of the second aspect of the present invention, since the thin portion protecting recess is formed on the upper portion of the holding frame, the thin portion on the peripheral edge of the grommet seal portion is formed by the holding frame. Can be prevented from being rubbed, and deformation and damage of the thin portion can be reliably prevented.
[0033]
According to the fourth aspect of the present invention, in addition to the effects of the first to third aspects of the present invention, the grommet arrangement position can be fixed even when the packing box is vibrated, for example, when being transported. Therefore, it is possible to reliably prevent the wire harnesses derived from the wire harness lead-out portions of the grommets arranged along the holding frame from becoming entangled with each other.
[Brief description of the drawings]
FIG. 1 is a plan view showing a grommet packing box according to an embodiment of the present invention.
FIG. 2 is a partially cutaway perspective view showing the packing box.
FIG. 3A is a side view of a holding plate of a holding frame used for the packing box, and FIG. 3B is an explanatory view showing assembling of the holding frame.
FIG. 4 is a longitudinal sectional view of a main part of the packing box.
FIG. 5 is a plan view showing a conventional grommet packing box.
6A is a perspective view of a grommet, FIG. 6B is a cross-sectional view of a main part showing a normal state of a peripheral lip part of a grommet seal part, and FIG. 6C is a main part showing a state where the peripheral lip part is deformed. It is sectional drawing of a part.
FIG. 7A is an exploded perspective view of the grommet, and FIG. 7B is a side view of the grommet.
[Explanation of symbols]
4 Grommet 5 Grommet seal 5A Peripheral lip (thin wall)
5B Bending part 6 Grommet main body 7 Wire harness lead-out part 10 Packing box 11 Box body 12 Holding frames 14A, 14B Side wall part 16 Cutout for lead-out part (recess for lead-out part)
17 Notch for lip protection (recess for protection of thin part)
W wire harness

Claims (4)

A grommet seal portion having a bent portion formed on one side edge and a thin portion formed on a peripheral edge, a substantially cylindrical grommet body protruding from the surface side of the grommet seal portion, and In a packing box for storing a grommet provided with a wire harness lead-out portion protruding from a back surface side of a grommet seal portion in a box body having an open top surface,
A grommet package, wherein a holding frame is arranged in the box body along an inner surface of a side wall portion of the box body, and the bent portion is inserted between the side wall portion and the holding frame. box. A grommet packaging box according to claim 1,
A packing box for a grommet, wherein a lead-out recess for arranging the wire harness lead-out portion at a predetermined interval is formed in an upper portion of the holding frame. It is a packing box of the grommet according to claim 2,
A grommet packing box, wherein a thin portion protecting recess is formed at a position corresponding to the thin portion of the grommet seal portion on both sides of the lead portion concave portion at an upper portion of the holding frame. A grommet packing box according to any one of claims 1 to 3, wherein
A grommet packing box, wherein a wire harness is led out from the wire harness lead-out portion, and the wire harness is arranged inside the holding frame.

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