JP4588317B2 - Opening and closing mechanism for container opening and closing lid - Google Patents

Description

  The present invention relates to a container opening / closing lid, and more particularly to an opening / closing mechanism for a container opening / closing lid.

  As a container for storing and storing wet sheets, etc., an opening is provided in the top wall of the container body, and an opening / closing lid covering the opening is attached to the container body by a hinge so that the opening / closing lid is locked. Containers that are locked to the container body via a mechanism are conventionally known.

In addition, as an opening / closing mechanism for the opening / closing lid, when the elastic member is attached to the back of the opening / closing lid and the locking mechanism is opened, the opening / closing lid is opened by the elasticity of the elastic member, and the opening / closing lid is reliably maintained in the open state. Is also known (for example, Patent Document 1).
Utility Model Registration No. 3061393

  However, in the conventional example described in Patent Document 1, an elastic member holding portion is provided on the back surface of the opening / closing lid in order to attach the elastic member to the opening / closing lid, and an end portion of the plate-like elastic member is inserted into the holding portion. Therefore, the elastic member may fall out of the insertion port during use and may be lost.

  An object of the present invention is to solve the above-mentioned problems, and an elastic member holding portion is provided in the mounting portion of the opening / closing lid so that the elastic member can be easily attached so as not to fall off, and need for separate disposal An object of the present invention is to provide an opening / closing mechanism for a container opening / closing lid.

In order to solve the above-mentioned problems, the present invention includes a container body and an opening / closing lid attached to the top wall of the container body so that the opening / closing lid is rotatable. A storage container that is urged in the direction of opening by the restoring force of the elastic member, wherein the holding portion of the elastic member is provided in the attachment portion of the opening / closing lid, and the holding portion is a thin-walled hinge at the end of the attachment portion A pair of mounting plates provided with fastening portions of elastic members attached via the base plate, and suspended from the top wall of the lid, abutting on both sides of the mounting plate, and provided with locking portions of the mounting plates The elastic member has a leg portion, and the elastic member has a leg portion. When the open / close lid is closed, the leg portion of the elastic member is engaged with the top wall of the container body and deformed, and the restoring force due to the deformation of the leg portion Thus, a configuration is adopted in which the opening / closing lid is biased in the opening direction.

As an embodiment of the elastic member and the holding portion, the elastic member is formed in a U shape from the central portion and the leg portions provided on both sides of the central portion , and the central portion is sandwiched between the mounting plates and fastened to the holding portion. are, legs, structure, characterized by being engaged in the top wall of the container body, or the fastening portion of the mounting plate, which insertion opening is drilled, the elastic member, the lateral A horizontal portion extending in a direction and a leg portion provided at the center of the horizontal portion are formed into a T shape, the horizontal portion is sandwiched between mounting plates and fastened to a holding portion, and the leg portion is an insertion port. The structure is characterized in that it extends outward from the top and its tip is engaged with the top wall of the container body.

An elastic member holding part is provided on the rear surface of the attachment part of the opening / closing lid so that the elastic member is sandwiched and the end of the elastic member is engaged with the step portion of the top wall of the container body. When unlocked, the open / close lid can be reliably opened by the elasticity of the elastic member, and the open state can be maintained.
Since the U-shaped elastic member central portion is clamped to the holding portion of the opening / closing lid, the elastic member does not fall out of the opening / closing lid.
In addition, since the elastic member is a synthetic resin, there is no need for separation at the time of disposal.

Next, the container of this invention is demonstrated with reference to drawings.
1 and 2, A is a container main body containing a wet sheet, tissue paper, and other sheet-like materials, and B is composed of a lid portion B1 and an attachment portion B2 having an elastic member holding portion C. Open / close lid.

The container body A includes a top wall 1, a side peripheral wall 2, and a bottom wall 3.
As shown in FIG. 1, a container body A is formed by assembling a storage body formed from a top wall 1 and side peripheral walls 2 and a bottom lid body forming a bottom wall 3.
The top wall 1 is provided with an outlet 4 for stored items, and an open / close lid B that covers the outlet 4 is attached to the rear portion of the top wall 1 via a mounting portion B2.
An operation plate 5 for locking the opening / closing lid B is provided at the front portion of the top wall 1 on the opposite side.

A support step 6 of the opening / closing lid B is provided around the outlet 4 of the top wall 1, and a mounting portion B <b> 2 is attached to the rear portion of the top wall 1 following the support step 6. A notch 9 comprising side surfaces 7a, 7b and a rear surface 8 is provided.
The notch 9 is provided with a recess 11 for supporting the elastic member 10 attached to the attachment part B2 of the opening / closing lid B.

  As shown in FIG. 2, bearing holes 12 a and 12 b (not shown) for attaching the opening / closing lid B to predetermined positions of the top wall 1 are formed in the side surfaces 7 a and 7 b of the notch 9. Yes.

  The operation plate 5 locks the open / close lid B on the support step 6 in a closed state, and releases the engagement with the open / close lid B by pressing, so that the open / close lid B is restored by the restoring force of the elastic member 10. The lid is opened.

  As shown in FIGS. 1 and 2, the lid B <b> 1 of the opening / closing lid B includes a top wall 13 and a side peripheral wall 14 that is suspended from the periphery of the top wall 13, and the rear wall of the side peripheral wall 14. A mounting portion B2 is connected to the central portion of 14a.

On the front wall 14 b of the side peripheral wall 14, an engagement piece 15 that engages with the operation plate 5 of the container main body A protrudes.
As shown in FIG. 3, the height of the side peripheral wall 14 is such that the top wall 1 of the container body A and the top wall 13 of the opening / closing lid B are flush with each other. It is almost the same.

  The mounting portion B2 includes a top wall 16 that continues to the top wall 13 of the lid portion B1, and side walls 17a and 17b that are continuously provided from the side peripheral wall 14 at a position corresponding to the width of the notch 9, and the top wall A portion near the rear end of 16 is curved, and its end 18 extends to the lower end surfaces of the side walls 17a and 17b.

As shown in FIG. 2, shaft pins 19a and 19b project from the rear end portions of the side walls 17a and 17b.
The shaft pins 19a and 19b are fitted into bearing holes 12a and 12b (not shown) of the container main body A, respectively, and the opening / closing lid B is rotatably attached to the container main body A via the attachment portion B2. .

  As shown in FIG. 4 (a), the holding portion C includes a mounting plate 21 connected to the end portion 18 of the top wall 16 via a thin hinge 20 and a pair of vertically suspended from the back surface of the top wall 16. The mounting plate 21 includes a clamping plate 23 and a locking plate 24 that press and clamp the elastic member 10.

  The two clamping plates 22a and 22b are positioned so as to be in contact with both sides of the mounting plate 21, and the mounting portions 25a and 25b of the elastic member 10 are provided corresponding to the fastening plates 23 of the mounting plate 21, Locking portions 26a and 26b (not shown) protrude from the inner inner surface.

As shown in FIG. 6 (a), the elastic member 10 is formed in a U-shape, and includes a central portion 10a and leg portions 10b on both sides, and is formed by punching from a single sheet of thermoplastic synthetic resin sheet s. It has been done.
As the material of the elastic member 10, rubber such as silicon rubber and NBR, or a thermoplastic elastomer is used.

When attaching the elastic member, as shown in FIG. 4A, the central portion 10a of the U-shaped elastic member 10 is placed on the mounting portions 25a and 25b of the sandwiching plates 22a and 22b, and the leg portions 10b on both sides thereof. Place so that is facing outward.
Next, the mounting plate 21 is lifted and rotated upward via the hinge 20, and is inserted between the sandwiching plates 22a and 22b as shown in FIG. 4 (b), thereby engaging portions 26a and 26b (not shown). Thus, the mounting plate 21 is locked.
At that time, the central portion of the elastic member 10 is clamped and clamped between the clamping portion 23 of the mounting plate 21 and the mounting portions 25a and 25b of the clamping plates 22a and 22b.

Next, usage modes and operational effects of the storage container will be described.
Container body A contains necessary storage according to the purpose, such as ordinary tissue paper, wet tissue for wiping fingers, sterilization, wet tissue for wiping, or cotton for makeup, Disposable cloth for cloth etc. is stored.

When the stored item is used, the operation plate 5 and the engagement piece 15 of the opening / closing lid B can be released by pressing the operation plate 5 provided on the top wall 1 of the container body A.
In this case, due to the restoring force of the elastic member 10, the opening / closing lid B is opened around the mounting portion B <b> 2, the top wall 16 is pressed against the rear surface 8 of the notch portion 9, and the open state is maintained.
Next, the amount to be stored is taken out from the outlet 4 formed in the top wall 1 of the container body A.

After the stored item is used, the opening / closing lid B is rotated and pressed onto the operation plate 5 of the container body A, and the engagement piece 15 of the opening / closing lid B and the operation plate 5 are engaged.
In this case, the opening / closing lid B is brought into contact with the support step 6 of the container body A, whereby the outlet 4 is closed.

The elastic member 10 is clamped and clamped at its central portion 10a by the holding portion C including the mounting plate 21 and the pair of clamping plates 22a and 22b, so that the elastic member 10 does not fall off.
The elastic member 10 is formed by an arbitrary method such as injection molding, compression molding, punching of a sheet material, etc., but when the elastic member 10 is U-shaped, as shown in FIG. 10 can be efficiently punched from the sheet material s, and the sheet material s can be used without waste.

Next, modified embodiments of the elastic member and its holding portion will be described.
In this embodiment, a T-shaped elastic member is used. As shown in FIG. 6B, the elastic member 30 is formed in a T shape from a horizontal portion 30a extending in the lateral direction and a central leg portion 30b. ing.
As shown in FIG. 5 (a), the holding portion Ca is formed with an insertion port 31 extending from the end portion 18 to the tightening portion 23 of the mounting plate 21 of the holding portion of the embodiment, and the mounting plate 21 is a pair of mounting plates 21. The hinges 32a and 32b are connected to each other.

  When attaching the elastic member 30, as shown in FIG. 5B, the attachment plate 21 is lifted upward via a hinge 32 and rotated 90 °, and the leg 30 b at the center of the elastic member 30 is inserted into the insertion port 31. And the horizontal portion 30a of the elastic member 30 is placed on the placement portions 25a and 25b of the sandwiching plates 22a and 22b.

Next, the mounting plate 21 is turned 90 ° inward via the hinges 32a and 32b, and is inserted between the sandwiching plates 22a and 22b as shown in FIG. The mounting plate 21 is locked by not shown).
At that time, the elastic member 30 is clamped and clamped between the clamping part 23 of the mounting plate 21 and the mounting parts 25a and 25b of the clamping plates 22a and 22b.

Since the elastic member 30 is clamped and clamped by the holding portion Ca including the mounting plate 21 and the pair of clamping plates 22a and 22b, the elastic member 30 does not fall off.
Further, since the elastic member 30 is T-shaped, similarly to the U-shape, when the elastic member 30 is formed, punching from the sheet material s can be performed efficiently as shown in FIG. 6, and the sheet material s can be used without waste. .

  In the embodiments and examples, the elastic member is formed in a U-shape or a T-shape, but it may be H-shaped, and in this case, it is not necessary to align the upper and lower directions when attaching to the opening / closing lid.

In the above embodiment, the container body A is formed by assembling the storage body formed from the top wall 1 and the side peripheral wall 2 and the bottom lid body forming the bottom wall 3, but formed from the side peripheral wall 2 and the bottom wall 3. The container body A may be formed by assembling the storage body to be formed and the lid body forming the top wall 1.
In addition, the cross-sectional shape of the container body is a square in the embodiment, but may be a circle or an ellipse.

  As an article storage container, an outlet for contents is provided on the top surface of the container, and an opening / closing lid is attached via a hinge, so long as the opening / closing mechanism of the opening / closing lid can be applied. The form and configuration of the container are not limited to the embodiment.

Since the elastic member is sandwiched and attached by the mounting plate of the holding portion, there is no problem that the elastic member falls off from the holding portion, and the elastic member can be set easily and reliably.
The opening / closing lid of the present invention can be applied not only to a sheet-like storage container but also to any storage container, and its usage can be expanded.

It is a perspective view of this invention storage container. It is a perspective view when a container main body and an opening-and-closing lid | cover are isolate | separated. It is a perspective view of the state where the opening-and-closing lid was closed. It is explanatory drawing at the time of attaching an elastic member to the holding | maintenance part of an opening-and-closing lid, (a) is before clamping and (b) is a figure at the time of clamping. It is explanatory drawing of another Example of an elastic member and a holding | maintenance part, (a) is before clamping, (b) is the time of insertion of an elastic member, (c) is a perspective view after clamping. It is explanatory drawing at the time of elastic member formation, (a) is a U-shaped elastic member, (b) is a figure of a T-shaped elastic member.

Explanation of symbols

A Container body B Open / close lid B1 Lid B2 Attachment
C, Ca holding part s sheet material 1 top wall 4 outlet 5 operation plate 6 support step part 9 notch part
DESCRIPTION OF SYMBOLS 10, 30 Elastic member 11 Recessed part 13, 16 Top wall 14 Side peripheral wall 17a, b Side wall 18 End part 20, 32a, b Hinge 21, Mounting plate 22a, b Clamping plate 23 Fastening part 24 Locking plate 25a, b Mount Part 26a, b locking part 31 insertion port

Claims (3)

It is a storage container comprising a container body and an opening / closing lid attached to the top wall of the container body so as to be freely rotatable, and the opening / closing lid is urged in the opening direction by a restoring force of a plate-like elastic member. And
A holding part for the elastic member is provided on the attachment part of the opening / closing lid,
The holding portion is provided on the end of the mounting portion with a fastening portion of an elastic member attached via a thin hinge, and is suspended from the top wall of the opening / closing lid, and abuts on both sides of the mounting plate. And a pair of clamping plates provided with a locking portion of the mounting plate,
The elastic member includes a leg portion. When the open / close lid is closed, the leg portion of the elastic member is deformed by engaging with the top wall of the container body, and the open / close lid is opened by a restoring force due to the deformation of the leg portion. An opening / closing mechanism for the opening / closing lid, wherein the opening / closing lid is biased toward the lid.
The elastic member is formed in a U shape from the central part and the leg parts provided on both sides of the central part , the central part is sandwiched between the mounting plates and fastened to the holding part,
The opening / closing mechanism of the opening / closing lid according to claim 1, wherein the leg portion is engaged with the top wall of the container body. An insertion port is drilled in the fastening part of the mounting plate,
The elastic member is formed into a T shape from a horizontal portion extending in the lateral direction and a leg portion provided at the center of the horizontal portion ,
The horizontal part is sandwiched between the mounting plates and fastened to the holding part.
The opening / closing mechanism of the opening / closing lid according to claim 1 , wherein the leg portion extends outward from the insertion port, and the tip end portion is engaged with the top wall of the container body.

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