JP2592684Y2 - Shaft structure of storage case with hood - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door opening / closing structure which is used by being attached to a hooded storage case for storing various small items such as tableware, food, or seasonings, and more particularly to an outward opening type.

[0002]

2. Description of the Related Art In many cases, a door opening / closing structure of a storage case with a hood is such that one end of a door is rotatably attached to a case body and the door is opened / closed by rotating the door. Many ideas have been devised for the members.

[0003] As its structure, for example, Japanese Utility Model Application Laid-open No. Sho 63-10
8971 or 5-13341, the bearing member and the door are provided with a resilient concave portion and a pin engaging with the concave portion, and these concave portions and the pin are elastically connected at the fully opened and fully closed positions of the door. Are shown in FIG.

[0004]

However, most of the conventional products are inward-opening type in which the door enters the inside of the case body when the lid is opened, and the inside of the case body is fixed to fix bearing members having various positioning structures. There are many complicated structures such as the provision of an inner wall, and the space is taken up and the storage volume is reduced, and when the lid is opened, the front end of the door hits the storage inside the case and the door becomes difficult to open. Was.

The present invention eliminates the disadvantages of such a hooded storage case, allows the storage space to be used effectively, and allows the door to be opened and closed smoothly without the internal storage being obstructed. An object of the present invention is to provide a shaft structure of a storage case.

[0006]

The bearings are fixed to the fixing holes provided on both sides of the opening of the case main body so as to face the same axis, and the doors set outside the case main body are provided on both sides thereof. A shaft center portion is inserted from the provided fixing hole and fixed to the case main body, and further, a shaft center receiving portion is inserted from the inside of the case main body to integrally connect the bearing portion and the shaft center portion. Is an open-ended storage case rotatably attached to the case main body, wherein the bearing portion has a chord-shaped elastic piece provided with a groove-shaped recess in the axial direction inside thereof, and The shaft center portion is characterized in that a locking projection for positioning that engages with the recess is formed on the shaft cylinder at the fully opened position of the door.

[0007]

[Operation] When the door is closed, it is stable under its own weight.

Next, when the door is pivoted around the pair of shaft portions so as to be lifted and fully opened, the locking projections of the shaft portions corresponding to the positions are engaged with the recesses of the elastic pieces of the bearing portion. The door is held open so as to cover the case body from above.

When the door is closed, if a force is applied in the opposite direction to the above, the elastic piece is pressed by the locking projection and deforms outward, the engagement between the locking projection and the recess is released, and the door is closed.

[0010]

FIG. 1 is an exploded perspective view showing an embodiment of a shaft structure of a storage case with a hood according to the present invention.
It comprises a door 5, a bearing 2 as a bearing member for rotatably attaching the door 5 to the case main body 1, a shaft core 3, and a shaft receiver 4.

A fixing hole 1a for inserting the bearing part 2 is formed on both sides of the opening of the case body 1 so as to face each other, and upper and lower portions of the fixing hole 1a are cut out in an arc shape. The rotation of the bearing 2 is prevented.

The bearing portion 2 has a chord provided with a groove 2c in the axial direction for positioning at the time of opening the cover inside a cylindrical portion having a central hole 2e into which a shaft rod 4a described later is inserted. Elastic piece 2
d, and arc-shaped protruding pieces having different dimensions are protruded from the periphery of the cylindrical portion to form detents 2a and 2b which fit into fixing holes 1a provided in the case main body 1. or,
As described above, the detents 2a and 2b are formed with different dimensions, and are devised so that the reverse insertion of the bearing 2 can be prevented.

The fixing holes 5a formed on both sides of the door 5 are holes for inserting the shaft center part 3, and are formed in a circular shape with a part thereof cut off to prevent rotation. Are drilled opposite to the position where.

An opening / closing knob 6 near the center of the front surface of the door 5
Is provided with a soft synthetic resin cover to reduce the impact sound when the lid is closed. (See FIGS. 4 (a) and 4 (b).) The shaft center portion 3 is provided with a shaft cylinder below a disk-shaped head formed with a notched circular protruding plate 3e fitted into the fixing hole 5a of the door 5. 3c is protruded, and the shaft center thereof is provided with a shaft rod 4a of a shaft receiving portion 4 described later.
Is provided with an insertion hole 3d at one end of which an engagement hole 3a is engaged with the engagement protrusion 4b. In addition, the shaft cylinder 3
A locking projection 3b is formed on the outer peripheral surface of the bearing c in the axial direction. The locking projection 3b is used for positioning the door 5, and engages with the depression 2c of the bearing portion 2 in the fully opened state to change the state. It can be held. (See FIGS. 1 and 2) In FIG. 2, two engaging projections 3b are attached to the shaft cylinder 3c, one of which is for the right side of the door 5 and the other is for the left side. It is intended to standardize.

The shaft receiving portion 4 has a hollow shaft 4a provided with a hooking projection 4b at the tip below the disk-shaped head, and the shaft 4a has a split groove 4c in the axial direction. Is provided to provide a spring property. The outer diameter of the shaft 4a, the center hole 2e of the bearing 2 and the inner diameter of the insertion hole 3d of the shaft 3 are formed to have the same dimensions. It is designed to be connected and fixed on a line.

The shaft structure of the storage case with a hood according to the present invention has the above-mentioned structure, and the door 5 is attached to the case body 1 using a bearing member in the following manner.

When the bearing portion 2 is inserted into the fixing holes 1a provided on both sides of the case body 1 from the inside rearward, the detent 2
a and the detents 2b are respectively fitted into the arc-shaped notches of the fixing hole 1a, and are firmly fixed so that they cannot rotate.

The door 5 is superimposed on the outside of the case body 1,
The shaft core 3 is inserted from the outside, and the door 5 is rotatably attached to the case body 1. In this case, the set angle of the locking projection 3b formed on the shaft cylinder 3c is determined by fitting the projecting plate 3e of the shaft center portion 3 with the fixing hole 5a of the door 5, but when the door 5 is fully opened, the locking projection 3b is The protruding plate 3 is engaged with the recess 2 c of the bearing 2.
The notch position of e is set.

Since the shaft 4a of the shaft receiving portion 4 has resiliency inside by the split groove 4c, when the shaft 4a is inserted into the center hole 2e of the bearing 2 from the inside of the case body 1, the engaging projection 4b is formed. As shown in FIG. 3, the door 5 is rotatably attached to the case main body 1 and fixed to the case body 1 through the center hole 2e of the bearing portion 2 and the insertion hole 3d of the shaft center portion 3. Is completed.

When the door 5 is opened, the pair of shafts is rotated so as to lift the door 5 by using the knob 6, and the shaft cylinder 3c of the shaft 3 comes into contact with the elastic piece 2d of the bearing 2. When fully opened, the locking projection 3b of the shaft cylinder 3c is
The case body 1 is held in an open state so as to be engaged with the recess 2c and cover the case body 1. (See FIG. 4 (a)) When the door 5 is closed, when the knob 6 applies a force in a direction opposite to the above-described opening direction, the elastic piece 2d is pressed by the locking projection 3b and deformed.
The engagement between the locking projection 3b and the recess 2c is released, and the door 5 is closed.
The door 5 is stabilized by its own weight and keeps the lid closed.
(See Fig. 4 (b))

[0021]

[Effect of the Invention] As described above, according to the present invention, when the lid is opened, the door covers the outside of the case body, and the bearing members necessary for opening and closing the door are directly mounted on both sides of the case body and the door. Since the inner wall for fixing the bearing member as in the related art is not required and waste is eliminated, the structure of the case and the door is simplified, and the storage space can be effectively utilized and the storage amount can be improved.

Further, because of the open-out structure, even when a large number of articles are stored in the case, the inconvenience that the tip of the door hits the articles when the door is opened and closed does not become obstructive. The fixing position can be set above the case body so as to cover the case main body, so that the opening is sufficiently large as compared with the inward-opening type, and articles can be easily stored.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a shaft structure of a storage case with a hood according to the present invention.

FIG. 2 shows a perspective view of a shaft center.

FIG. 3 shows a cross-sectional view of the shaft structure of FIG.

4A and 4B are perspective views of a storage case with a hood, wherein FIG. 4A shows an open state and FIG. 4B shows a closed state.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Case main body 1a Fixing hole 2 Bearing part 2c Depression 2d Elastic piece 3 Shaft center part 3b Locking projection 3c Shaft tube 4 Shaft receiving part 4a Shaft rod 5 Door 5a Fixing hole

Claims (1)

(57) [Scope of request for utility model registration] 1. A bearing (2) is fixed to a fixing hole (1a) provided on both sides of an opening of a case body (1) so as to face back on the same axis, and is provided outside the case body (1). The set door (5) is fixed to the case body (1) by inserting the shaft center part (3) through the fixing holes (5a) provided on both sides thereof, and further, the shaft center is set from the inside of the case body (1). A receiving portion (4) is inserted to integrally connect the bearing portion (2) and the shaft center portion (3), and the door (5) is rotatably attached to the case body (1). An open-type storage case, wherein the bearing portion (2) has a chord-shaped elastic piece (2d) provided with a groove-shaped recess (2c) in the axial direction inside thereof, and further includes the shaft center portion. (3) A positioning projection (3b) for engaging with the recess (2c) at the fully opened position of the door (5) is formed on the barrel (3c). The shaft structure of the storage case with hood, characterized by: