JP6436747B2 - Stacking connector for storage container and storage container with stacking connector - Google Patents

Description

  The present invention relates to a stacking connector for a storage container for connecting storage containers in a stacked state, and a storage container with a stacking connector provided with the stacking connector for a storage container.

  2. Description of the Related Art Conventionally, a synthetic resin storage container including a box-shaped container body whose upper part is opened and a lid body that closes the upper opening part of the container body has been implemented.

  Such storage containers have been proposed that can be stacked and used in multiple upper and lower stages, but if an external force such as a person hits or an earthquake shakes, for example, the stacked storage containers, The storage container sometimes dropped from the lower storage container.

  Accordingly, in order to prevent such inconvenience, a storage container having a function capable of connecting the container bodies stacked in the vertical direction to each other in a state of being prevented from coming off is proposed as in Design Registration No. 1465046 (Patent Document 1). ing.

  Briefly describing Patent Document 1, a lid stopper buckle is provided on each outer wall surface of the opposing wall portion of the container body so as to be able to be raised and lowered, and the lid stopper buckle is activated and rotated to be freely disengaged. Engagement parts for locking the lid are projected on opposite sides of the lid, and the lid that closes the upper opening of the container is held in an unopenable state by the lid buckle Furthermore, when the lid body is removed from at least the lower container body and the container bodies are stacked up and down at the lower outer surface of the opposing wall portion of the container body, the lid stopper buckle of the lower container body is Engagement ribs that can be engaged and disengaged are integrally formed, and stacked by locking the lid stopper buckle of the lower container body to this engagement rib part of the upper container body. It is comprised so that container bodies can be connected.

Design Registration No. 1465046

  As described in the above-mentioned Patent Document 1, a manufacturing process in which the engaging rib portion for stacking connection is formed on the container body requires a specially designed molding die that is newly designed and manufactured. There was a problem.

  In view of such problems, the present invention uses an existing molding die or an existing molding die by using a connector for tiered connection that can be detachably attached to a container body. It is possible to use an inexpensive storage container that can be manufactured only by making a small change to the container, and when it is not stacked, it can be removed so that it does not get in the way, and the stacking connector for storage containers excellent in practicality and A storage container with a stacking connector provided with the stacking connector for storage containers is provided.

  The gist of the present invention will be described with reference to the accompanying drawings.

A box-shaped container body 1 having an upper opening and a lid body 3 that closes the upper opening 2 of the container body 1 so as to be openable and closable. A lid stopper 5 is provided on the outer surface of the opposing wall 4 of the container body 1. provided not Rutotomoni, lockable lid sealing engagement portion 6 this Futatomegu 5 engages detachably is not projecting from the opposite sides of the lid 3, the container this Futatomegu 5 a container for stacking connector used in container a, which is configured so as to hold the lid 3 which closes the upper opening 2 of the body 1 in non-openable state, the container body 1 opposed walls When the container body 1 to which the connector body 7 is attached is stacked on the connector body 7 that can be detachably attached to the lower part of the outer surface of the portion 4, the lid stopper 5 of the lower container body 1 is engaged. and detachably lockable stacking engaging portion 8 is provided, the connector body 7 is butt on the outer surface of the opposing wall portion 4 of the container body 1 It is formed in the shape which has the width | variety corresponding to the space | interval between the pair of ribs 23 currently formed, and the both ends of the width direction of this connector main body 7 are detachably latched to each of a pair of said ribs 23 Thus, the connector main body 7 is configured to be attachable to the lower part of the outer surface of the opposing wall portion 4 of the container body 1 .

Further, the connector body 7, Rutotomoni is formed into a shape having attachable mounting surface 9 on the outer surface lower portion of the opposite wall portion 4 of the container body 1 to沿設state, on the opposite side of the mounting surface 9 The stacking engaging portion 8 is projected , and the stacking engaging portion 8 is stacked when the container body 1 to which the connector main body 7 is attached is stacked up and down. 2. The storage container stacking connector according to claim 1, wherein the lid stopper 5 is formed in a shape capable of being pressed and locked in a detachable manner.

Further, the connector body 7, are detachably locking possible locking projection 11 is provided in the engagement recess 10 provided in the opposing wall 4 of the rib 23 of the container body 1 Luke, or engagement projections 11 provided is not disengageably locking engagement recess 10 is provided on the rib 23 of the opposing wall portion 4 of the container body 1, engaging the locking projections 11 according to any one of claims 1, 2, characterized in that it is configured to be attached to connector body 7 by engaging a recess 10 on the outer surface lower portion of the container body 1 of the opposed walls 4 The present invention relates to a stacking connector for storage containers.

Also, a box-type container body 1 with its upper part open, consists lid 3 for closing the upper opening 2 of the container body 1 openably pair on the outer surface of the opposing wall portion 4 of the container body 1 the ribs 23 is protruded, Rutotomoni have Futatomegu 5 is provided on an outer surface of the opposing wall 4, this Futatomegu 5 engages detachably lockable lid locking engaging portion 6 is the lid The storage container A is constructed so as to project on both opposite sides of the cover 3 and is configured so that the cover 3 that closes the upper opening 2 of the container 1 by the cover stopper 5 can be held in an unopenable state. The storage container-equipped storage container according to any one of claims 1 to 3 is provided.

  Since the present invention is configured as described above, by attaching the connector main body to the lower part of the outer surface of the opposing wall portion of the container body, the container bodies stacked in the vertical direction as in the conventional example (Patent Document 1) are covered. The stopper can be connected to the state of being prevented from coming off, and when not stacked, the main body of the connecting tool can be removed so as not to get in the way, and the present invention is configured to be attached to the container body of the storage container. Therefore, the storage container may be manufactured without changing the existing molding die or manufactured by making a small change to the existing molding die, and it becomes possible to use an inexpensive storage container. It becomes a stacking connector for storage containers that is extremely practical.

  Further, in the invention described in claim 2, the lid stopper of the lower container body can be attached to the lower part of the outer surface of the opposing wall portion of the container body, and the lid stopper of the lower container body is detachably press-engaged when stacked. It becomes a stacking connector for a storage container having a more practical configuration that can be easily realized by designing a connector main body having a stacking engaging portion that can be stopped easily.

  Further, in the invention according to claim 3, a more practical structure in which the connector main body that can be reliably attached to the lower outer surface of the opposing wall portion of the container body can be easily realized by a simple configuration. This is a stacking connector for storage containers.

  In the invention according to claim 4, the storage container with a stacking connector is provided with a stacking connector for a storage container that exhibits the above-described effects.

It is a perspective view which shows the state which attached the stacking connector for storage containers to the storage container (the container body) of a present Example. It is a perspective view which shows the stacking coupling tool for storage containers of a present Example. It is a description partial expansion perspective view which shows the attachment structure to the storage container opposing wall part of the stacking connector for storage containers of a present Example. It is a perspective view which shows the state which is going to stack the container body of a present Example up and down. It is a perspective view which shows the state which stacked the container body of the present Example up and down. It is a description partial expansion front sectional view of FIG.

  An embodiment of the present invention which is considered to be suitable will be briefly described with reference to the drawings showing the operation of the present invention.

  The upper opening 2 of the box-type container body 1 is closed with a lid body 3, and lid stoppers 5 provided on the outer surface of the opposing wall section 4 of the container body 1 are protruded on opposite sides of the lid body 3. When the engaging portion 6 is detachably locked, the lid 3 that closes the upper opening 2 of the container body 1 is held in an unopenable state, and the lid stopper 5 is disengaged from the lid engaging portion 6. When the lock is released, the lid 3 can be opened.

  When stacking the container bodies 1 up and down, at least the container body 1 to be stacked is mounted with the stacking connector for storage containers (connector main body 7) of the present invention at the lower part of the outer surface of the opposing wall 4. When the container body 1 to which the connector is attached is stacked on the other container body 1 (with the lid 3 removed), the connector body 7 attached to the upper container body 1 is engaged for stacking. The lid stopper 5 of the lower container body 1 can be detachably locked to the portion 8.

  When the lid stopper 5 of the lower container body 1 is locked to the stacking engaging portion 8 (connector body 7) of the upper container body 1, the upper and lower container bodies 1 are connected in a stacked state. Will be.

  When the container bodies 1 are not stacked (when the connector main body 7 is not necessary), the connector main body 7 can be removed from the container body 1 so as not to get in the way.

Further, since the stacking connector for storage containers of the present invention that can be attached to the lower part of the outer surface of the opposing wall portion 4 of the container body 1 is used, the storage container A can lock the lid stopper 5 to the container body 1. No need for ribs for stacking, etc. Therefore, the storage container A is manufactured without changing the existing molding dies, or manufactured by making minor changes to the existing molding dies. The cheap storage container A can be used.

  Specific embodiments of the present invention will be described with reference to the drawings.

  The storage container A of the present embodiment is formed from a rectangular box-shaped container body 1 that is open at the top and is rectangular in plan view, and a rectangular plate-shaped lid body 3 that is closed in plan view and closes the upper opening 2 of the container body 1. The container body 1 is provided with a lid stopper 5 that holds the lid body 3 that closes the upper opening 2 of the container body 1 in an unopenable state.

  The container body 1 of the present embodiment is integrally molded with a synthetic resin. As shown in FIGS. 4 and 6, a peripheral wall 14 surrounding the bottom wall 6 is erected from the front, rear, left and right sides of the bottom wall 6. It is formed in a box shape with an open top.

  The container body 1 has a bottom wall 13 that is slightly smaller in area than the opening of the upper opening 2, and is bent toward the horizontal outside at the periphery of the upper opening 2 except for the four corners. The opening flange 15 with the bent tip bent downward is integrally formed, and the mounting flanges 16 that can be placed on the opening flange 15 at the lower four corners of the peripheral wall 14 are directed horizontally outward. Projected by integral molding.

  That is, the container body 1 of this embodiment can stack a plurality of container bodies 1 in upper and lower stages by placing the mounting flange 16 of another container body 1 on the opening flange 15 of the container body 1. It is configured so as to be in a so-called stacking state.

  Further, the opening flange 14 existing on the opposite peripheral edge in the short direction of the upper opening 2 is formed in a shape protruding slightly outward from other portions, and each extended flange portion is used as a handle portion 17. .

  The lid body 3 of the present embodiment is integrally molded with a synthetic resin in the same manner as the container body 1, and as shown in FIG. 1 and FIG. When the outer flange 19 having a bent shape with its bent front end bent downward is integrally formed and the lid 3 closes the upper opening 2 of the container body 1, The flange 19 is configured to be placed on the opening flange 15 while surrounding the opening flange 15.

  In addition, the outer flange 19 existing at the opposite peripheral edge in the short direction of the lid 3 is formed in a shape protruding slightly outward from other portions, and each extended flange portion is used as a handle portion 20.

  Further, the lid stopper 5 of the present embodiment is provided on the outer surface of the opposing wall portion 4 of the container body 1.

  Specifically, the lid stopper 5 has a configuration in which a cylindrical operation portion 22 is fitted and mounted so as to be freely rotatable at an intermediate portion of a rotating frame 21 in which a wire is bent in a substantially U shape. .

  In this embodiment, the attachment structure of the lid stopper 5 to the container body 1 is such that the wall portion existing in the short direction of the peripheral wall 14 of the container body 1 is the opposing wall portion 4. Mounting ribs 23 are integrally formed on both sides of the outer surface of the portion 4. The free ends of the rotating frame 21 of the lid stopper 5 are bridged between the mounting ribs 23, and the free ends are pivotally attached to the upper portions of the mounting ribs 23. It has a structure. That is, the lid stopper 5 is provided so as to be able to swing up and down with respect to the opposing wall portion 4.

  Further, a lid engaging portion 6 that can be detachably locked with the lid stopper 5 is provided on both opposite sides of the lid 3.

  Specifically, the upper surface of each handle portion 20 is formed on a flat surface (horizontal surface) that can be pressed while the operating portion 22 of the lid stopper 5 rotates, and the flat surface is formed as an engaging portion for lid stopper. 6. Further, the lid locking engagement portion 6 is configured to come into contact with the outer corner edge of the operating portion 22 of the lid stopper 5 in the middle of activation, and further pushes the operating portion 22 in the activation direction against this contact resistance. By moving, the operating portion 22 gets over the outer end corner edge and is locked to the lid locking engagement portion 6, and is held in a state incapable of falling down unless the operating force is applied to the operating portion 22 (the lid stopper). 5, the lid 3 is held in a closed state), and a known lid stopper structure that can be engaged and disengaged by pushing the operating portion 22 in the sloping direction in this locked state is adopted.

  The lid stopper 5 is not limited to the present embodiment, and other buckle structures may be adopted.

  In this embodiment, the storage container A configured as described above is provided with a stacking connector for storage containers for connecting the container bodies 1 in a stacked state.

  This stacking connector for storage containers has a connector body 7 that can be detachably attached to the lower part of the outer surface of the opposing wall 4 of the container body 1 and the container body 1 to which the connector body 7 is attached is stepped up and down. When stacked, a stacking engagement portion 8 is provided in which the lid stopper 5 of the lower container body 1 can be detachably locked.

  Specifically, the connector main body 7 is integrally formed of synthetic resin, and as shown in FIGS. 2 and 6, the distance between the mounting ribs 23 provided on both sides of the opposing wall portion 4. Is formed in an L shape in which the vertical plate portion 24 and the horizontal plate portion 25 are orthogonally connected in a side view, and the side of the vertical plate portion 24 on the side where the horizontal plate portion 25 does not exist. The plate surface is a mounting surface 9 that can be mounted side by side on the lower part of the outer surface between the mounting ribs 23 of the opposing wall portion 4 of the container body 1, and the horizontal plate portion 25 that is on the opposite side of the mounting surface 9 is horizontal. The upper surface (flat surface) is used as the stacking engaging portion 8.

  In addition, the connector main body 7 is integrally formed with a plurality of reinforcing ribs 12 at intervals between the connecting portions of the vertical plate portion 24 and the horizontal plate portion 25 to increase the strength, and at the same time, the reinforcement at the five central portions is performed. The rib 12 is configured to function as a stopper that prevents excessive rotation in the starting direction when the lid stopper 5 (operation unit 22) is locked.

  Further, the attachment structure of the connector body 7 to the lower part of the outer surface of the opposing wall 4 of the container body 1 is locked to the outer surface of the reinforcing rib 12 provided at both ends in the length direction of the connector body 7. While the convex portion 11 is provided by integral molding, a through hole 10 as an engaging concave portion 10 that can be detachably locked with the engaging convex portion 11 is formed in the lower portion of the mounting rib 23, and this mounting A structure in which the connector main body 7 can be attached to the lower part of the outer surface of the opposing wall portion 4 of the container body 1 by engaging the engaging protrusion 11 with the engaging recess 10 while bending the rib 23 is attached. By bending the rib 23 for use, the engaging projection 11 is engaged with and disengaged from the engaging recess 10 so that the connector main body 7 can be detached from the container body 1.

  Further, the engaging projection 11 is formed with a tapered surface on the mounting surface 9 side, and the connector main body 7 can be easily slid in the mounting direction with respect to the opposing inner surface of the mounting rib 23 (easy to mount). It is configured.

  In addition, the attachment structure of this connector main body 7 is good also as a structure which provides the engaging recessed part 10 in the connector main body 7 side, and provides the latching convex part 11 in the opposing wall part 4 side of the container body 1, and others suitably. For example, if a mounting structure that does not require processing is used on the container body 1 side, the connector body 7 can be retrofitted to the existing storage container A very easily ( The stacking function can be retrofitted to the existing storage container A).

  Further, when the connector main body 7 is attached to the lower portion of the outer surface of the opposing wall portion 4 of the container body 1, the lower surface of the horizontal plate portion 25 is substantially flush with the lower surface of the mounting flange 16. In addition, the formation position of the engaging recess 10 and the formation position of the locking protrusion 11 are set and configured so that when the container body 1 is stacked, the lower surface of the horizontal plate portion 25 is placed together with the mounting flange 16. When the lid stopper 5 of the lower container body 1 is activated and rotated at the time of stacking, the operation portion 22 is locked to the lid stopper engaging portion 6. The stacking engagement portion 8 has a thickness and a protruding degree (horizontal plate portion 25 so that it can be engaged with the stacking engagement portion 8 by exerting a detachable locking action similar to the action. Thickness and protrusion degree).

  Therefore, when stacking the container bodies 1 up and down, at least the container body 1 to be stacked has the storage container stack connector (connector body 7) of the present embodiment at the lower part of the outer surface of the opposing wall portion 4. The container body 1 to which the connector is attached is stacked on another container body 1 from which the lid body 3 is removed (set to the upper stage), and the connection body attached to the upper container body 1 is attached. When the lid stopper 5 of the lower container body 1 is locked to the stacking engaging portion 8 of the tool body 7, the upper and lower container bodies 1 are connected in a stacked state.

  Further, when the container bodies 1 are not stacked (when the connector main body 7 is not necessary), the connector main body 7 can be removed from the container body 1 so as not to get in the way. By being attached, the inconvenience that the storage space of the storage container A becomes bulky can be avoided.

  In addition, the stacking connector for a storage container according to the present embodiment that can be detachably attached to the lower part of the outer surface of the opposing wall 4 of the container body 1 is designed so that it can be attached to the container body 1 of the existing storage container A. If such a configuration is adopted, the stacking connection function can be easily attached to the existing storage container A by retrofitting, and the container body 1 having a different size such as a shallow type or a deep type can be provided. On the other hand, a highly versatile configuration that can be reused can be realized.

  Note that the present invention is not limited to this embodiment, and the specific configuration of each component can be designed as appropriate.

DESCRIPTION OF SYMBOLS 1 Container body 2 Upper opening part 3 Lid body 4 Opposite wall part 5 Lid stopper 6 Lid stopper engaging part 7 Connecting tool main body 8 Stacking engaging part 9 Mounting surface
10 Engaging recess
11 Locking projection
23 rib A storage container

Claims (4)

A box-shaped container body upper opening consists of a lid for closing the upper opening of the container body openably Rutotomoni have Futatomegu is provided on the outer surface of the opposing wall portion of the container body, the lid stopper is not engaging portion for engaging detachably lockable lid stop is projecting from the opposite sides of the lid, the lid closing the top opening of the container by the lid stopper A storage container stacking connector used for a storage container configured to be held in an unopenable state, wherein the connector body is detachably attachable to the lower outer surface of the opposing wall portion of the container body. when the staked mounting container body of this connector main body up and down, and the lid fasteners are engaged detachably lockable stacking engaging portion of the lower container body is provided, the connector The main body has a shape having a width that matches a distance between a pair of ribs protruding from the outer surface of the opposing wall portion of the container body. The connector body can be attached to the lower part of the outer surface of the opposing wall portion of the container body by detachably engaging the both ends of the connector body in the width direction with the pair of ribs. A stacking coupler for storage containers, characterized in that it is configured as follows . The connector body, the container body of the opposing walls of the outer surface lower portion is formed in a shape having a mounting attachment surface沿設state Rutotomoni, the stacking engaging portion on opposite side of the mounting surface There are projected, the stacking engagement portion, when the staked the container body fitted with the connector body up and down, the lid fastener is disengageably pressed against engagement of the lower container body 2. The storage container stacking connector according to claim 1, wherein the storage container stacking connector is formed into a stoppable shape. Wherein the connector body, the container body of the opposing walls are engaged detachably lockable locking projection is provided in the engagement recess provided in the rib Luke, or opposing wall of said container body An engaging recess is provided in which the engaging projection provided on the rib is detachably engageable. The engaging projection is engaged with the engaging recess so that the connector main body is attached to the container body. container for stacking connector according to any one of claims 1, 2, characterized in that it is attachable configured on the outer surface lower portion of the opposing wall. The container is composed of a box-shaped container body having an upper opening and a lid body that can openably and close the upper opening of the container body, and a pair of ribs project from the outer surface of the opposing wall portion of the container body. part of the outer surface Futatomegu have is provided Rutotomoni, the lid stopper there is engaged detachably lockable lid sealing engagement portion is projectingly provided on opposite sides of the lid, the lid the container being configured so as to hold the lid of the upper opening was closed container body non-openable state by fasteners, container stepped according to any one of the claims 1-3 A storage container with a stacking connector comprising a stacking connector.

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