JPH06127312A - Housing case - Google Patents

Abstract

PURPOSE:To provide a housing case in which a lid body can be opened and closed smoothly from two directions, and the taking in and out of the housed article can be carried out smoothly with a good workability when the lid body is opened. CONSTITUTION:An arm body 4 which can be extended and contracted is provided between a lid body 2 and a case main body 1, and its one end is installed rotatable to the case main body 1. And the other end is installed slidable to the lid body 2, and the arm body 4 is extended, contracted, and rotated following the rotating operation of the lid body 2, while the other end of the arm body 4 is slid along the slide guide 24 of the lid body 2. Consequently, the housing case is formed to maintain the opening condition of the lid body 2, as well as the rotating limit of the lid body 2 is regulated in the scope of its extension, contraction, and sliding.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bidirectional opening / closing type storage case which is preferably used as a center console box of an automobile.

[0002]

2. Description of the Related Art Conventionally, as a center console box of an automobile, a two-way opening / closing type storage case in which a lid can be opened and closed from a driver's seat side and a passenger's seat side or a rear seat side is actually opened. No. 87840.

That is, in this storage case, as shown in FIG. 12, a box-shaped case body a having an open upper end surface and a lid b for opening and closing the upper end surface of the case body a are folded at a central portion. The engaging members d and d'having a substantially C-shaped cross section, which are connected to each other by a bendable link body c, are provided at both ends of the lid body b.
The engaging shafts e and e ′ provided at the upper edge of the case are engaged with each other to close the upper end opening surface of the case body.

In this storage case, one engaging member d remains engaged with the engaging shaft e and the other engaging member d'is kept.
The lid b can be opened by releasing the engagement state between the engagement shaft e ′ and the engagement shaft e ′ and rotating the lid b around the engagement shaft e (see A in the figure). , The other engaging member d '
With the engaging shaft e engaged, the engagement state between the one engaging member d and the engaging shaft e is released, and the lid b is rotated in the opposite direction about the engaging shaft e ′. The lid b can be opened in the opposite direction by moving it (see B in the figure).

Further, when the lid b is opened and closed, the link body c expands or bends in accordance with its operation, and the extension limit of the link body c defines the rotation limit when the lid b is opened. Body b
Is surely prevented from falling to the rear side of the case body b, and the lid b is supported at a constant angle (approximately right angle in the figure) at the time of opening, and the open state is maintained. .

[0006]

However, in this storage case, the link body c has a linear shape when the lid body b is opened, and is locked by the link body c when the lid body b is closed. In this case, the lid b must be closed while bending the link c by hand, and the opening and closing work may have to be performed while driving the vehicle, which makes the work complicated. is there.

As shown in FIG. 12, when the lid b is opened, the link c is located on the line connecting the central portion of the case body a and the central portion of the lid b. The link body c may interfere with the work of taking in and out the stored items in the case body a.

The present invention has been made in view of the above circumstances, and can open and close the lid and take out and put in stored items smoothly, and is a two-way openable type that is preferably used as a center console box of an automobile or the like. The purpose of the present invention is to provide a storage case.

[0009]

In order to achieve the above object, the present invention has a box-shaped case body having an open upper end surface, a lid body for opening and closing the upper end surface of the case body, and the lid body and the lid body. A hinge body that rotatably connects the opposite end portions to the case body in a detachable and rotatable manner, a base end portion is rotatably attached to the case body body, and a tip portion is provided on the lid body. And a retractable arm body slidably attached to the slide guide portion.
Rotating the lid body by releasing the connection state between the other end portion of the lid body and the case body by the other hinge body while keeping one end portion of the lid body connected by one of the hinge bodies with the case body. By this, the lid can be opened and closed from both ends thereof. In this case, the arm body expands and contracts and rotates following the pivoting movement of the lid body, and the tip end portion of the arm body The slide limit is slid along the slide guide part, and the limit of rotation of the lid is defined by the extension, rotation, and slide limits thereof, and the open state of the lid is maintained. Provide a storage case.

In this case, as a preferred embodiment of the present invention, the arm body is provided with a cylindrical cylinder portion, a rod-shaped piston portion that slides in the cylinder portion, and the piston portion. And a coil spring for urging the lid body upward. When the lid body is opened and rotated, the lid body is automatically rotated by a biasing force of the coil spring to a predetermined angle. A storage case configured to perform a damper action is provided.

Further, the arm body may be an air damper or an oil damper, and the damper action may be exerted at least when the lid body is closed and rotated.

[0012]

In the storage case of the present invention, as described above, one hinge body keeps one end of the lid body connected to the case body while the other hinge body makes the case body and the other end portion of the lid body. The lid can be opened and closed from both ends of the lid by rotating the lid after releasing the connected state. When used as a center console box of a car, the driver seat and the passenger seat side Also, it can be easily opened and closed from the rear seat side.

In this case, in the storage case of the present invention, the arm body expands and contracts and rotates following the pivoting movement of the lid body when the lid body is opened and closed, and the tip of the arm body serves as the lid body. Slide along the slide guide part, and extend, rotate,
In the slide limit, the rotation limit of the lid is regulated so that it does not become difficult to rotate the lid more than necessary to close it, and the lid at the time of opening is supported at a constant angle,
It is designed to hold the open state.

As described above, according to the storage case of the present invention, the arm body for defining the rotation limit of the lid is configured to be extendable and contractible, and the extension, extension, rotation, and slide are performed in accordance with the rotation operation of the lid. Therefore, when closing the lid from the open rotation limit like when using a link body, it is possible to close the lid securely and smoothly without being locked. You can

Further, as shown in an embodiment described later, when the lid body is rotated to open the case main body, the arm body is rotated while being extended, and the tip portion thereof is provided on the lid body. When the slide guide portion is slid and the lid body is opened, the opening and rotation limit of the lid body is reached when the tip end portion of the arm body moves to the vicinity of the shaft attachment portion of the lid body and the case body. Therefore, when the lid body is opened, the tip of the arm body is located near the shaft attachment portion between the lid body and the case body, and there is almost no hindrance, as in the case of using the link mechanism. It does not interfere with the work of putting in and taking out stored items.

Therefore, in the storage case according to the present invention, the lid can be opened and closed in two directions, and the opening and closing operation of the lid and the taking in and out of stored items can be smoothly performed.
It is preferably used as a center console box for automobiles.

Further, according to the storage case according to the above-mentioned embodiment, the arm spring is urged to extend by the action of the coil spring incorporated in the arm body, so that one hinge is opened when the lid body is opened. By releasing the connection state between the case body and the lid by the body, the arm body is automatically extended by this urging force and the lid automatically rotates, or assists the manual rotation operation. The lid can be released more smoothly and easily. Further, when the lid body is closed, the arm body acts as a damper by the urging force of the coil spring, and the lid body is prevented from being vigorously closed by its own weight so that fingers or the like are not pinched. Furthermore, similar effects can be obtained even when an air damper or an oil damper is used as the arm body.

[0018]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 9 show a storage case according to an embodiment of the present invention. As shown in FIGS. 1 to 4, the storage case is a box-shaped case body having an open upper end surface. 1, a lid body 2 that opens and closes the upper end surface of the case body 1, hinge bodies 3 and 3 attached to both ends of the lid body 2, and disposed between the case body 1 and the lid body 2. And an arm body 4 that has been formed.

As shown in FIGS. 2 to 4, the case main body 1 has a rectangular box shape with an open upper end surface, and has a side chamber 6 separated from the storage chamber 5 on one side inside thereof. Is provided (see FIG. 2), and an arm body 4 described later is arranged in the side chamber 6.

Further, hinge body insertion recesses 7 and 7 into which hinge bodies 3 and 3, which will be described later, are inserted are formed on upper portions on both outer sides of the case body 1 (see FIGS. 4 and 2). Then, as shown in FIGS. 8A and 8B, on both side walls of the hinge body insertion concave portions 7 and 7, respectively, as shown in FIGS. 8A and 8B, shaft fitting holes 71 into which engagement shafts 33 of the hinge body 3 to be described later are inserted. Is formed, a substantially U-shaped receiving projection 72 is provided so as to surround the shaft mounting hole 71, and the shaft mounting hole 7 is formed.
1, guide grooves 73, 73 each having a substantially inverted triangular shape are formed by cutting out in a tapered cross section from the upper end of the side wall to the edge of the shaft attachment hole 71. Note that reference numeral 74 in FIG. 8A is a recess into which a mounting piece 39 of the hinge body 3 to be described later is inserted.

Further, as shown in FIG. 4 and FIG.
Below the one hinge body insertion concave portion 7, a small article storage concave portion 8 is formed.
A rectangular box-shaped accessory case 9 is rotatably arranged so as to open and close like a flap. A push-lock / push-open type latch 10 is provided in the accessory storage recess 8, and an engaging projection 9a at the lower end of the accessory case 9 is always engaged with the latch 10 to allow the latch 10 to operate. The accessory case 9 is stored in the accommodating recess 8, and by pressing the accessory case 9 into the accommodating recess 8, the engaging projection 9a is pushed.
By this, the latch 10 is pressed, the engagement state between the latch 10 and the engaging projection 9a is released, the accessory case 9 pivots forward and pops out (see FIG. 4), and the accessory case 9 is removed from this state. When it is pushed into the storage recess 8 again, the latch 10 is pressed by the coupling projection 9a of the accessory case 9 and the engagement projection 9a and the latch 10 are engaged with each other, and the accessory case 9 is stored and retained in the storage recess 8. It is like this.

Next, as shown in FIGS. 1 to 4, the lid body 2 for closing the upper end surface of the case body 1 is a rectangular plate-like lid body 21 and a rectangular box having an opened lower end surface. The cover body 22 is attached to cover the upper surface of the lid body 21, and a space is formed between the lid body 21 and the cover body 22 (FIG. 4). reference).

A slide guide member 23 in the form of a rectangular frame is provided on one edge of the upper surface of the lid main body 21 so as to project along the edge. As shown in FIG. A circular arc-shaped penetrating guide groove 24 is provided on both side walls of the guide body 23, and an upper edge of a central portion of the penetrating guide groove 24 is partially cut to form a semicircular locking recess 25. Has been done. Further, a through groove 26 communicating with the hollow portion of the slide guide body 23 is bored in the protruding portion of the slide guide body 23 of the lid body 21 (see FIG. 2).

Then, as shown in FIGS. 2 to 4, hinge bodies 3, 3 are provided on the lower surfaces of both end portions of the lid body 2, respectively.
3 is attached. The hinge bodies 3 and 3 are shown in FIG.
As shown in FIG. 7 and FIG.
A thick square plate-shaped operation button 32 and two engagement shafts 3
3 and 33.

As shown in FIG. 7, the operation button 32 is provided with substantially right-angled triangular shaped operation holes 34, 34 arranged side by side, and in the hinge body 31 in the front-back direction (in FIG. 7, in FIG. 7). , And a part thereof protrudes from the front surface of the hinge main body 31.

The engaging shafts 33, 33 are mounted on the hinge main body 31 so as to be slidable in the left-right direction (up and down in FIG. 7). Is embedded, and the tip end side projects outward from both sides of the hinge body 31. And this engagement shaft 3
The shaft bases 35 and 35 supporting the shafts 3 and 33 are cut out at their upper middle portions to form triangular working protrusions 36, 36 on the upper surface of the base end.
6 and 36 are action holes 34 of the operation button 32,
34 and the shaft body 3
The coil springs 38 wound around the round bar projections 37, 37 projecting from the base ends of the shafts 5, 35 urge the shaft bases 35, 35 and the engaging shafts 33, 33 integrally with the shaft bases 35, 35 outwardly. Has been done. Reference numeral 39 in the drawing denotes a mounting piece having a mounting hole formed in the center, and the hinge body 3 is mounted to the lid body 2 by screwing a screw through the mounting hole of the mounting piece 39. (See FIG. 6).

The hinge body 3 is inserted into the hinge body insertion recess 7 of the case body 1 when the case body 1 is closed by the lid body 2. In this case, as shown in FIG.
As shown in (B), both engagement shafts 35, 35 are formed in the hinge body insertion concave portion 7 of the case body 1, and the shaft attachment hole 7 is formed.
It is adapted to be axially attached by engaging 1 (see FIG. A). Further, when the operation button 32 is pressed from this state, the operation button 32 moves rearward (right side in FIG. 7) in the hinge main body 31, whereby the action holes 34, 34 of the operation button 32 are tapered. Due to the interaction between the inner edge portion and the tapered surfaces of the action protrusions 36, 36, the shaft bases 35, 35 and the engaging shafts 33, 33 integrally with the shaft bases 35, 35.
Moves inward against the urging force of the coil spring 38, the engaging shafts 33, 33 slip out of the shaft mounting hole 71, and the shaft mounted state is released (see FIG. B). By releasing the pressed state of the operation button, the two engaging shafts 33, 33 project outward from each other by the urging force of the coil spring 38, and at the same time, the tapered surfaces of the action projections 36, 36 and the action holes 34, 34. The operation button 32 projects forward (to the left in FIG. 7) by the interaction with the tapered inner edge of the.

As shown in FIGS. 2 and 3, the lid body 2 provided with the hinge bodies 3 and 3 is provided with the arm body 4 provided in the side chamber 6 of the case body 1 so that the case body can be protected. 1
Is connected with.

The arm body 4 is, as shown in FIG.
The cylinder portion 41 has a bottomed cylindrical shape, and the piston portion 44 is formed by forming a circular block-shaped sliding portion 43 at the lower end portion of a long plate-shaped base body 42. The sliding portion 43 of the piston portion 44 is a cylinder. The coil spring 45 is slidably accommodated in the portion 41, and a coil spring 45 is disposed between the sliding portion 43 and the bottom wall of the cylinder portion 41 to urge the piston portion 44 upward. Therefore, the arm body 4 can be shortened by pressing the piston portion 44 against the urging force of the coil spring 45 (see FIG. C), and the urging force of the coil spring 45 releases the pressing force. The body 4 can be extended.

Further, in this case, the sliding portion 4 of the piston portion 44
3 has guide projections 46, 46 facing each other on its peripheral surface.
And a slit-shaped guide groove 47 extending from the upper end to the lower part on the peripheral wall of the cylinder portion 41.
Are provided to face each other, and the guide grooves 47,
The guide protrusions 46, 46 are inserted into the
The arm 4 is prevented from being twisted and the extension limit and the contraction limit of the arm body 4 are defined. In the figure, reference numeral 41a is a cap body, 48 is a mounting hole, and 49 is a mounting hole.
Is a mounting piece, and 50 is a locking recess.

The arm body 4 is shown in FIGS.
As shown in FIG. 5, the mounting piece 49 of the cylinder portion 41 is rotatably attached to the center of the bottom wall of the side chamber 6 of the case body 1 and disposed in the side chamber 6. The tip end of the piston portion 44 projects upward from the side chamber 6, is inserted into the hollow portion of the slide guide body 23 of the lid main body 21, and both ends of the slide shaft 51 fixed to a mounting hole 48 provided at the tip end are It is slidably inserted into the through guide groove 24 of the slide guide body 23 and connected to the lid body 2.

Next, the operation of the storage case of this embodiment will be described. This storage case is normally provided with engaging shafts 33, 33 of both hinge bodies 3, 3 attached to both ends of the lid body 2.
Is locked in a state of being inserted and engaged in the shaft attachment holes 71, 71 of the case body 1, so that both ends of the lid body 2 are fixed to both ends of the case body 1 (see FIG. 7A). As a result, the upper end open surface of the case body 1 is closed by the lid body 2 (see FIG. 4). At this time, as shown in FIG.
A slide shaft 51 fixed to the tip of the piston portion 44 of the arm body 4 is engaged with a locking recess 25 provided at the center of the upper edge of the penetrating guide groove 24, and is pushed downward by the lid body 2. Accordingly, the arm body 4 is shortened against the biasing force of the coil spring 45 (see FIG. 5).

From this state, when the lid 2 is opened to put a stored item in the case body 1 or take out an stored item inside, the operation button of the one hinge body 32 is pressed. For example, when the operation button 32 on the right side in FIG. 3 is pressed, this operation button 32 moves rearward (right side in FIG. 7) in the hinge body 31 as shown in FIG. 7A. By moving, the tapered inner edges of the action holes 34, 34 of the operation button 32 and the action protrusions 36, 3 are thereby moved.
By the interaction with the tapered surface of 6, the biaxial bases 35, 3
5 and the two engaging shafts 33, 33 integrally with the coil spring 3
The engaging shafts 33, 33 move out of the shaft mounting holes 71 against the biasing force of the shaft 8, and the shaft mounted state is released.

Then, as shown in FIG. 3, the arm body 4 extends by the urging force of the coil spring 45 (see FIG. 5) and pushes up the lid body 2, so that the lid body 2 moves to the other hinge body 3 The lid 2 is automatically rotated about an axis attached to the case main body 1 (on the left side in FIG. 3) as an axis (see the alternate long and short dash line A in FIG. 3). At this time, the arm body 4
Is extended by the urging force of the coil spring 45 and pushes up the lid body 2, and the swinging movement of the lid body 2 causes the lid body 2 to swing about its axis with the bottom wall of the case body 1 as an axis. Move.

Then, from this state, the lid body 2 is manually rotated further in the opening direction. As a result, when the arm body 4 further rotates and extends following the pivotal movement of the lid body and extends to the extension limit, the slide shaft 51 at the tip of the piston portion 44 of the arm body 4 moves in the penetrating guide groove 24. The lid 2 is disengaged from the locking recess 25 and abuts on the lower edge of the penetrating guide groove 24.
When the slide shaft 51 rotates, the slide shaft 51 moves along the penetrating guide groove 24 toward the shaft attachment portion (left side in FIG. 3), and the arm body 4 itself further rotates.
Reaches the one end (the left end in FIG. 3) of the penetration guide groove 24, the rotation limit of the arm body 4 and the lid body 2 is reached, and the lid body 2 is rotated about 90 ° so that the upper end surface of the case body 1 is completely rotated. Open (see the alternate long and short dash line B in FIG. 3). At this time, although not shown in particular, the locking recess 50 formed in the piston portion 44 of the arm body 4 is a locking projection (not shown) of an elastic piece (not shown) provided on the inner surface of the outer wall of the case body 1. Engage (not shown),
The lid body 2 is supported by the arm body 4 in a state of being rotated by about 90 °, and the open state of the upper end surface of the case body 1 is held.

In this case, as shown in FIG. 3, when the lid body 2 is opened, the tip of the arm body 4 is located in the vicinity of the axial attachment portion between the lid body 2 and the case body 1, and the There is no obstruction, and there is no hindrance to the work of taking in and out of stored items as in the case where a link mechanism is used for the arm body.

Next, when closing the lid body 2 from this open state, the lid body 2 is forcibly rotated manually in the closing direction (rightward direction in FIG. 3). Thereby, the arm body 4
The engaging recess 50 and the engaging projection (not shown) of the elastic piece (not shown) provided on the inner surface of the outer wall of the case body 1 are released from each other, and the arm body 4 is rotated inward. At the same time, the slide shaft 51 at the tip of the arm body 4 moves to the center along the penetrating guide groove 24, and the slide shaft 51 engages with the locking recess 25 provided at the central upper edge of the penetrating guide groove 24. Then
The state shown by the alternate long and short dash line A in FIG. 3 is obtained. Then, by further rotatingly pressing the lid body 2 in the closing direction, the arm body 4 is shortened beyond the biasing force of the coil spring 45 (see FIG. 5), and the one hinge body 3 (right side in FIG. 3) is hinged. Is engaged with the case body and locked, and the lid 2 is closed.

In this case, the hinge body 3 and the case body 1 are engaged with each other as follows. That is, as shown in FIG. 9, first, the tip of the engaging shaft 33 of the hinge body 3 is attached to the case body 1.
Guide groove 73 formed on the inner wall of the hinge body insertion recess 7 of
By abutting the upper end (Fig. A) and pressing the lid 2 downward, the tip of the engaging shaft 33 is pushed inward and slides downward on the inner surface of the guide groove 73 to hollow the receiving projection 72. When the engaging shaft 33 comes into contact with the inner surface of the receiving projection 72, its descending motion is stopped, and the inwardly pressed state by the guide groove 73 is released (C).
In the drawing), the engaging shaft 33 projects by the biasing force of the coil spring 38 (see FIG. 7) in the hinge body 3 and is inserted into the shaft receiving hole 71 (FIG. D). As a result, the hinge body 3 and the case body 1 are engaged with each other, and the lid body 1 is locked. It should be noted that this engaging operation is performed by the engaging shafts 33 on both sides of the hinge body 3,
The same applies to 33, and when engaged, the state shown in FIG. 7C is obtained.

As described above, in the storage case of this embodiment, the arm body 4 that defines the rotation limit of the lid body 2 is configured to be extendable and retractable, and the extension and contraction and rotation are performed in accordance with the rotation operation of the lid body 2. Since it slides, the lid body 2 does not become locked when the lid body 2 is closed from the open rotation limit as in the case of using a link body, and the lid body can be securely and smoothly. 2 can be closed. Further, when the lid body 2 is closed, the arm body 4 acts as a damper by the urging force of the coil spring 45, and the lid body 2 can be prevented from being vigorously closed by its own weight.

The storage case of the present invention is the other (see FIG. 3).
The operation button 32 of the hinge body 3 (in the left side of the middle) is pressed to release the engagement state with the case body 1, and one side (the right side in FIG. 3).
The lid 2 can be opened and closed in the opposite direction to the above by rotating the lid 2 around the hinged portion of the hinge body 32 and the case body 1 as an axis. In this case, other operations,
Since the operation is the same as the above, the description thereof will be omitted.

As described above, in the storage case of this embodiment, the lid body 2 can be opened and closed in two directions, and the opening and closing operation of the lid body 2 can be performed extremely smoothly by the action of the arm body 4, and A center console box that can be opened and closed from the driver's seat side and the passenger's seat side or the front seat side and the rear seat side of an automobile without causing the arm body 4 to interfere with the loading and unloading of stored items. It is preferably used as such.

The storage case of the present invention is not limited to the above-mentioned embodiment. For example, the accessory case 9 may be omitted, or the space below the other hinge body insertion recess 7 (reference numeral in FIG. 4). Other members such as an ashtray can also be incorporated in the portion indicated by 60).

Further, the connection structure of the lid body and the case body by the hinge body can be variously changed. For example, in FIG.
As shown in 0, a hinge-shaped hinge body 3a is attached to the upper end of the case body 1, a magnet 80 is attached to the end of the lid body 2, and the magnet 80 is magnetically attached to the hinge body 3a. The lid body 2 and the case body 1 are detachably connected (see FIGS. A and B), and the lid body 2 is operated by the butterfly plate (hinge body) 3a while the magnet 80 is magnetically attached to the hinge body 3a. The lid can be opened and closed by rotating (see FIG. C). Furthermore, as shown in FIG. 11, a hinge body 3b having a locking recess 81 having a spherical cavity at the deepest portion is provided at the upper end of the case body 1, and the tip end is provided at the end of the lid 2. By engagingly projecting the engaging projection 82 that has become a spherical engaging portion and engaging the engaging projection 82 with the engaging recess 81, the lid body 2 and the case body 1 are detachably connected ( A,
(See FIG. B), and with the engaging projection 82 engaged with the engaging recess 81, the spherical engaging portion of the engaging projection 82 and the locking recess 8
It is also possible to open and close the lid body 2 by rotating the lid body 2 around the engagement portion with the spherical cavity 1 as an axis (see FIG. C). Of course, other hinge body structures may be used.

Further, the arm body may be an air damper, an oil damper, or simply an expandable rod-like member, and other configurations of the lid body and the case body are variously modified without departing from the gist of the present invention. It doesn't matter.

[0045]

As described above, according to the storage case of the present invention, the lid can be opened and closed from two directions, and the opening and closing operation of the lid can be performed extremely smoothly by the action of the arm. Moreover, the arm body does not interfere with the loading and unloading of the stored items.

[Brief description of drawings]

FIG. 1 is a partially cutaway plan view showing a storage case according to an embodiment of the present invention.

FIG. 2 is a partially cutaway front view showing the storage case.

FIG. 3 is a side view in which the storage case is partially cut away.

FIG. 4 is a sectional view taken along the line AA of FIG. 1 showing the storage case.

5A and 5B are views showing an arm body constituting the storage case, FIG. 5A is a front view, FIG. 5B is a cross-sectional view taken along the line BB in FIG. 5A, and FIG. FIG.

FIG. 6 is a partial perspective view showing a hinge body attachment portion of a lid body that constitutes the storage case.

FIG. 7 is a partial cross-sectional view taken along the line AA in FIG. 4 showing a hinged portion between the hinge body and the case main body forming the storage case, FIG. ) Indicates the time of disengagement.

8A and 8B are views showing a hinge body insertion concave portion of a case body constituting the storage case, FIG. 8A is a partial front view, and FIG. 8B is a partial sectional view taken along the line BB in FIG.

FIG. 9 is a view showing a pivotal engagement portion between a hinge body and a case main body of the same storage case. The pivotal engagement operation between the hinge body and the case main body when closing the lid body is sequentially performed from (A) to ( It is an explanatory view explaining to D).

FIG. 10 is a schematic cross-sectional view showing another example of the hinge body,
(A), (B), and (C) show different states.

FIG. 11 is a schematic cross-sectional view showing another example of the hinge body, in which (A), (B) and (C) show different states.

FIG. 12 is a schematic view showing a conventional storage case.

[Explanation of symbols]

 1 Case body 2 Lid body 24 Penetration guide groove (slide guide part) 3, 3a, 3b Hinge body 4 Arm body 41 Cylinder part 44 Piston part 45 Coil spring

Claims (4)

[Claims] 1. A box-shaped case body having an open upper end,
A lid body that opens and closes the upper end surface of the case body, a hinge body that removably and rotatably connects opposite end portions of the lid body to the case body, and a base end portion that rotates to the case body. And a retractable arm body having a distal end portion slidably mounted on a slide guide portion provided on the lid body, and the distal end portion of the lid body is attached by one of the hinge bodies. While keeping one end connected to the case body, the other hinge body releases the connection state between the other end of the cover and the case body, and the cover body is rotated to move the cover body between the two ends. It can be opened and closed from any of them, and in this case, the arm body expands and contracts and rotates following the rotation operation of the lid body, and the tip end portion of the arm body slides along the slide guide portion of the lid body. , Its extension, rotation, sly In limited, storage case rotation limit of the lid with defined, characterized by being configured to hold the open state of the lid member. 2. The arm body includes a cylindrical cylinder portion, a rod-shaped piston portion that slides in the cylinder portion, and a coil spring that is disposed in the cylinder portion and biases the piston portion upward. The lid is automatically rotated to a predetermined angle by the biasing force of the coil spring when the lid is opened and rotated, and the biasing force exerts a damper action when the lid is closed and rotated. The described storage case. 3. The storage case according to claim 1, wherein the arm body is an air damper, and the arm body is configured to exhibit a damper action at least when the lid body is closed and rotated. 4. The housing case according to claim 1, wherein the arm body is an oil damper, and is configured to exert a damper action at least when the lid body is closed and rotated.