WO2021054447A1

WO2021054447A1 - Airtight container

Info

Publication number: WO2021054447A1
Application number: PCT/JP2020/035490
Authority: WO
Inventors: 諒太谷口; 香織箕浦; 美真楢木
Original assignee: 株式会社マーナ
Priority date: 2019-09-18
Filing date: 2020-09-18
Publication date: 2021-03-25
Also published as: KR20230084594A; JP7305853B2; JP2022059628A; JP2022132552A; JP7032710B2; JPWO2021054447A1; JP7233134B2; CN114466801B; KR20220066900A; CN114466801A

Abstract

The present disclosure provides an airtight container capable of ensuring airtightness, is easy to open and close due to a simple structure, and makes it easy to take out a stored object.　The airtight container comprises: a container body; a lid pivotally attached to a tip of the container body so as to be openable and closable; and an elastic frame having a ring shape, wherein a repulsive elastic strip that is fitted into and latched with a notch portion provided on a tip of an upper portion of the container body and elastically deforms inward into a U-shape while the lid is closed is integrally provided on a tip portion of the elastic frame that is fitted tightly into an upper portion of the container body.

Description

Closed container

This disclosure relates to a variety of stored items, especially closed containers for storing food.

Containers for storing food or powdered and granular seasonings such as sugar and salt are required to be hermetically sealed in order to maintain the quality of food, and therefore are made of elastic material between the container body and the lid. It is common to arrange the sealing material of. However, when trying to ensure the airtightness, there is a problem that the container body and the lid body are tightly fitted, and the finger on the lid body slips and becomes difficult to open.

In consideration of this point, a product has been proposed in which the lid is pivotally attached to the container body and the lever is pushed to open it. For example, the container shown in FIG. 12 is a typical example. In FIG. 12, (a) shows the closed state of the container in which the lid 2 is fitted to the upper opening of the container body 1, and (b) shows the opened state in which the lid 2 stands up and the upper opening is opened. ..

As shown in FIG. 12, the container opens the lid 2 pivotally attached to the base end (hand) of the lid 2 container body 1 by grasping the handle 3 and pushing down the lever 4. .. However, in this configuration, the lever 4 must be continuously pushed down in order to maintain the lid open state at all times when taking out the stored items, and the lid body 2 stands up and opens toward the front side, so that the lid body 2 is opened. There was an inconvenience that it interfered with the removal operation.

As a countermeasure for such points, the following proposals have been made in the past.

JP 2010-116198 JP 2011-131930

The invention "openable / closable container" of Patent Document 1 and the invention "one-touch open / close cap" of Patent Document 2 both have a lever on the front side whose base end is a lid pivotally attached to the tip side (back side) of the container body. By operating it, it opens via elastic force, and it is easy to open and close, and the open state can be maintained. However, there is a dissatisfaction that the structure for imparting elasticity is complicated, and therefore, cleaning and maintenance, which is indispensable for maintaining cleanliness as a container for storing food, is difficult.

The present disclosure is to provide a closed container that can ensure airtightness, has a simple structure, is easy to open and close, and is easy to take out stored items.

The first embodiment of the closed container according to the present disclosure has a container body, a lid that is pivotally attached to the tip of the container body so as to be openable and closable, and a ring-shaped elastic frame. The tip of the elastic frame body that is tightly fitted into the upper part of the main body is fitted and locked in the notch provided at the tip of the upper part of the container body, and is elastic inward in a U shape in the closed state. It is a closed container characterized in that a deformable elastic tongue piece is integrally provided.

In the second embodiment of the closed container according to the present disclosure, in the first embodiment, the container body is integrally provided with the upper part and the lower part of the separate body detachably and detachably via a seal body, and is made of the elastic material. The frame body is characterized in that it is tightly fitted to the upper part of the container body so that the lower end of the short cylinder provided on the inner surface of the lid body is in close contact with the elastic material frame body in the closed state. It is a configuration to do.

A third embodiment of the closed container according to the present disclosure is the container body, a lid that is pivotally attached to the tip of the container body so as to be openable and closable, and a short cylinder provided on the inner surface of the lid. It has a ring-shaped elastic frame body that is fitted into the container body, and is provided at the tip end portion of the elastic material frame body that is tightly fitted into the upper part of the container body with the lid closed, and at the upper end of the tip end of the container body. The structure is characterized in that an elastic tongue piece that is fitted and locked in the cutout portion and elastically deforms inward in a U shape when the lid is closed is integrally provided.

Further, in the fourth embodiment of the closed container, in the first or third embodiment, a stopper portion is inflated on the outer surface of the elastic tongue piece so that the tip surface of the lid is in elastic contact with the lid in the opened state. It is a configuration characterized by.

Further, in the fifth embodiment of the closed container, in the first or third embodiment, the container body is locked to the outer surface of the upper end of the base end and the tip end is locked to the inner surface of the base end of the lid in the closed state. The structure is characterized in that the lever is provided so as to be rotatable.

According to the first embodiment of the closed container according to the present disclosure, when the lid is opened from the closed state, the elastic material is elastically deformed inward in a U shape in the notch at the upper end of the tip of the container body in the closed state. The elastic tongue piece of the frame-making body is elastically restored, and the lid can be opened by the elastic force, and the lid can be easily opened.

Here, since the elastic tongue piece for opening the lid is integrally provided at the tip of the elastic frame body, the number of members can be reduced.

According to the second embodiment of the closed container according to the present disclosure, the upper part and the lower part of the container body are detachably and integrally provided via a seal body, and the elastic material frame body is the same. It is tightly fitted to the upper part of the container body so that the lower end of the short cylinder provided on the inner surface of the lid body is in close contact with the elastic frame body in the closed state, so that the container body is securely sealed. Achieved.

According to the third embodiment of the closed container according to the present disclosure, in the closed state of the lid body that is pivotally attached to the container body so as to be openable and closable, a short portion provided on the upper inner surface of the container body and the inner surface of the lid body is provided. The outer peripheral surface of the elastic frame body outer to the cylinder is in close contact with each other, and the container body is surely sealed.

Then, when the base end, which is the front side of the lid body, is pushed up in the closed state, the close contact between the upper inner surface of the container body and the outer peripheral surface of the elastic frame body is released, so that the inside is inside the notch at the upper end of the tip of the container body. The elastic tongue piece of the elastic material frame, which has been elastically deformed in a U shape, returns elastically, and the elastic force causes the lid to open.

Further, according to the fourth embodiment of the closed container, a stopper portion is inflated on the outer surface of the elastic tongue piece, and when the lid is opened, the tip surface of the lid is in contact with the stopper portion. Further opening rotation is prevented. That is, the lid can slowly and smoothly open the lid up to a predetermined opening amount due to the elastic force of the elastic tongue piece.

Further, according to the fifth embodiment of the closed container, the lever rotatably pivotally attached to the outer surface of the upper end of the base end of the container body has the inner surface of the base end portion of the lid with the tip end closed. Since the lid is in contact with the lid, the lid in the closed state can be easily pushed up by rotating the lever so as to push down the tip of the lever.

Therefore, according to the embodiment of the closed container of the present disclosure, the opening and closing operation is smooth and easy while the container is surely sealed, the handling is convenient and economical because there are few members, and the cleaning is easy because it can be disassembled. It has many excellent effects such as.

It is an exploded perspective view of the closed container which concerns on 1st Embodiment of this disclosure. It is a perspective view of the closed container of FIG. 1, (a) is a disassembled lid open state, and (b) is an assembled lid open state. It is explanatory drawing of the closed container of FIG. 1, (a) is the perspective view of the closed state, and (b) is the central sectional view of the closed state. It is a central sectional view of the closed container of FIG. 1 in the opened state. FIG. 1 is a partially enlarged central sectional view of the closed container in the closed state of FIG. 1, in which (a) is a base end portion and (b) is a tip end portion. FIG. 1 is a partially enlarged central cross-sectional view of the closed container in the opened state, where FIG. 1A is a base end portion and FIG. 1B is a tip end portion. FIG. 1 is a partial explanatory view of the closed container, in which FIG. 1A is a partially enlarged central cross-sectional view of the tip of the lid, and FIG. 1B is a partially enlarged central cross-sectional view of the tip of the container body. It is a perspective view explaining the closed container which concerns on 2nd Embodiment. It is an exploded perspective view explaining the closed container of FIG. It is a central sectional view of the closed container of FIG. 8 in a closed state. It is a central sectional view of the closed container of FIG. 8 in the opened state. It is a perspective view of a conventional example of a closed container, in which (a) is a closed state and (b) is an open state.

An embodiment of the present disclosure will be described.
1 to 7 are explanatory views of a closed container according to the first embodiment.

FIG. 1 shows an exploded perspective view of the closed container. 2A and 2B are perspective views of a closed container, in which FIG. 2A shows a disassembled lid open state, and FIG. 2B shows an assembled lid open state. 3A and 3B show a closed state of the closed container, where FIG. 3A is a perspective view and FIG. 3B is a central sectional view. FIG. 4 is a central cross-sectional view of the closed container in the opened state. FIG. 5 is a partially enlarged cross-sectional view in a closed state, FIG. 6 is a partially enlarged cross-sectional view in an open state, and FIG. 7 is a partial explanatory view.

As shown in FIGS. 1 and 4, the closed container includes a container body 10, a lid 20 that is pivotally attached to the tip of the container body 10 so as to be openable and closable, and a short cylinder provided on the inner surface of the lid 20. It is composed of a ring-shaped elastic frame body 30 that is tightly fitted to the outer periphery of the 21.

A notch 11 is provided at the upper end of the tip of the container body 10. At the tip of the elastic frame body 30, an elastic tongue piece 31 that is fitted and locked in the notch 11 and elastically deforms inward in a U shape when the lid is closed is integrally provided. There is.

On the outer surface of the elastic tongue piece 31, a stopper portion 32 in which the tip surface of the lid 20 is in contact with the lid 20 is inflated (see FIGS. 1 and 3).

A lever 40 that comes into contact with the inner surface of the base end of the lid 20 with the tip closed is rotatably pivotally attached to the outer surface of the upper end of the base end of the container body 10 (see FIGS. 2 to 4).

As shown in FIGS. 3 to 4, in a closed container, a container body 10 made of synthetic resin for storing powdery and granular seasonings such as food, sugar, and salt has a bottom wall 13 continuously provided at the lower end of a cylinder wall 12. It has a bottomed cylinder shape, and in a plan view, it has a substantially rectangular shape with the base end side and the tip end side as short sides.

As shown in FIGS. 1 and 4, handles 14 are continuously provided on the base end surface on the front side corresponding to the short side of the cylinder wall 12. The insertion recess 15 is cut out at the center of the upper end of the base end. Further, a shaft pin 16 is horizontally integrally provided on the upper end surface of the handle 14 corresponding to the insertion recess 15.

As described above, the notch portion 11 is provided at the upper end of the tip, which faces the insertion recess 15 and is on the back side corresponding to the short side of the cylinder wall 12, but the cylinder wall 12 at both ends of the notch portion 11 A pair of blades 17 are projected on the outer surface, and the bottom surface of the notch 11 extends between the lower ends of the two blades 17 to form an eaves shape (FIGS. 1, 4, 4 and 7 (b). )reference).

As shown in FIGS. 1 to 4, the synthetic resin lid 20 has a flat plate shape mounted on the upper end of the container body 10, and as described above, the lid 20 is loosely fitted in the container body 10 with the lid closed. A short cylinder 21 is provided.

As shown in FIGS. 3 and 7A, an assembly wall 22 is hung on the tip side of the lid 20 so as to project from the tip of the container body 10, and is further assembled in the center of the assembly wall 22. The recess 23 is provided.

Therefore, both end faces of the assembly recess 23 of the lid 20 are fitted into the outer surfaces of the pair of blades 17 of the container body 10 so as to be in contact with each other, and the end faces of the assembly recess 23 and the blade 17 are axially connected (not shown). The container body 10 and the lid 20 are assembled so as to be openable and closable (see FIGS. 3 (a) and 5 (b)).

As shown in FIGS. 1, 2 and 4, the elastic frame 30 is formed of a highly elastic member such as silicon, and is densely formed on the outer circumference of the short cylinder 21 provided on the inner surface of the lid 20. It has a ring shape to be fitted, and a ridge 33 is provided around the outer periphery of the elastic frame body 30. In the closed state, the outer peripheral surface of the ridge 33 is in close contact with the upper inner surface of the container body 10 to maintain the sealed state, but the ridge 33 is appropriately elastically deformed at the time of opening and closing, so that the opening and closing operation is smooth. The property is ensured and the airtightness is achieved (see FIGS. 3 and 5).

As described above, the elastic tongue piece 31 is extended and integrally provided at the tip of the elastic frame body 30. In a state where the elastic frame 30 is tightly fitted to the outer periphery of the short cylinder 21 of the lid 20 and the container body 10 and the lid 20 are pivotally assembled, the tip of the elastic tongue piece 31 is the container body 10. It is fitted and locked in the eaves-shaped notch 11 of the cylinder wall 12, and the tip is elastically bent toward the base end of the container body 10 (see FIGS. 5 (b) and 6 (b)). ). Therefore, in the closed lid state, the elastic tongue piece 31 is elastically deformed inward in a U shape as is clear from FIG. 5 (b).

Then, when the base end portion of the lid body 20 is pushed up to release the close contact with the container body 10, the elastic tongue piece 31 elastically returns and the lid is opened. In this case, the stopper portion 32 is inflated on the outer surface of the elastic tongue piece 31 so that the lid 20 does not open too much (the lid is opened appropriately). That is, the tip surface of the lid body 20 comes into contact with the stopper portion 32 in the opened state (see FIG. 6B). In order to make the impact gentle and cushioning, it is preferable to set the tip surface of the lid 20 as a tapered wall 24 (see FIGS. 5 (b) and 7 (a)).

As shown in FIGS. 1, 4, 5 (a), and 6 (a), the lever 40 rotatably pivotally attached to the outer surface of the upper end of the base end of the container body 10 is the shaft of the container body 10. The structure is such that a thin push-up portion 42 is continuously provided at the tip of the push-down portion 41 pivotally supported at both ends of the pin 16 via a step.

The push-up portion 42 is inserted into the insertion recess 15 cut out in the central portion of the upper end of the base end of the cylinder wall 12 of the container body 10 and comes into contact with the inner surface of the base end portion of the lid 20 in the closed lid state (FIG. 5). (A).

Therefore, if the push-down portion 41 is pushed down and rotated in the closed state, the push-up portion 42 pushes up the base end portion of the lid body 20, and the lid body 20 is in the lid open state (FIG. 2 (b), FIG. 4. See FIG. 6 (a)).

A second embodiment of the closed container according to the present disclosure will be described.
8 and 9 are a perspective view and an exploded perspective view for explaining the closed container according to the second embodiment, and FIGS. 10 and 11 are central sectional views showing a closed state and an opened state of the closed container.

The closed container according to the second embodiment includes a container body 100, a lid 120 that is pivotally attached to the tip of the container body 100 so as to be openable and closable, a short cylinder 121 provided on the inner surface of the lid 120, and a ring. It is configured to have an elastic frame body 130 having a shape.

The upper part 110 and the lower part 105 of the container body 100 are detachably and integrally provided via the seal body 108. The seal body 108 can be made of the same or different material as the elastic frame body 130 as long as it is an elastic material that seals between the upper part 110 and the lower part 105.

The elastic frame body 130 is tightly fitted into the upper portion 110 of the container body, and the lower end of the short cylinder 121 provided on the inner surface of the lid body 120 in the closed state is in close contact with the upper surface of the elastic material frame body 130. It is something like that.

A notch 111 is provided at the upper end of the upper end 110 of the container body 100. At the tip of the elastic frame body 130, an elastic tongue piece 131 that is fitted and locked in the notch 111 and elastically deforms inward in a U shape when the lid is closed is integrally provided. There is.

On the outer surface of the elastic tongue piece 131, a stopper portion 132 with which the tip surface of the lid body 120 is in contact with the lid is inflated (see FIGS. 10 and 11).

A lever 140 that engages with the inner surface of the base end of the lid 120 with the tip closed is provided on the outer surface of the upper end of the base end of the upper portion 110 of the container body 100 so as to be swingable (FIGS. 10 to 11). reference).

As shown in FIG. 8, in a closed container, a container body 100 made of synthetic resin for storing powdery and granular seasonings such as food, sugar, and salt has a bottomed bottom wall 113 connected to the lower end of a cylinder wall 112. It has a tubular shape, and in a plan view, it has a substantially rectangular shape with the base end side and the tip end side as short sides.

As shown in FIGS. 8 and 9, the insertion recess 115 is cut out at the center of the upper end of the base end of the upper portion 110, which is the front side corresponding to the short side of the cylinder wall 112 of the container body 100. Further, a lever 140 is arranged in the insertion recess 115. Although not shown, the lever 140 is integrally formed with the upper portion 110 via a thin plate.

As described above, a notch 111 is provided at the upper end of the tip, which faces the insertion recess 115 and is on the back side corresponding to the short side of the cylinder wall 112.

Further, the lever 140 arranged in the insertion recess 115 is swingably provided at the upper end of the base end of the upper portion 110. At the base end of the lid 120, a wall portion having a protrusion 140a is formed so as to hang down, and a recess 140b is formed in which the protrusion 140a of the lid 120 in the closed lid state is locked to the lever 140 (FIG. 10). , See FIG. 11).

When the lever 140 is pressed in the closed lid state, the protrusion 140a and the recess 140b are unlocked, and the lid body 120 is opened by the elastic force of the elastic tongue piece 131. On the contrary, the lid body 120 is closed against the elastic force of the elastic tongue piece 131 in the opened state, and the protrusion 140a is locked to the concave portion 140b to surely maintain the closed state. .. The locking structure is not limited to this, and the protrusions and recesses can be reversed, or other structures can be formed in various ways.

As shown in FIGS. 8 and 9, the transparent or other synthetic resin lid 120 has a flat plate shape in a plan view corresponding to the container body 100 mounted on the upper end 110 of the upper part 110 of the container body 100. On the inner surface of the lid body 120, a short cylinder 121 that is loosely fitted into the container body 100 in a closed state and abuts on the elastic frame body and is in close contact with the frame body is provided.
Therefore, the assembly portion (not shown) on the tip end side of the lid body 120 is fitted into the notch portion 111 of the upper portion 110 of the container body 100, and the end face of the assembly portion and the inner wall of the notch portion 111 are appropriately axially connected (not shown). By pivoting the container body (omitted), the upper portion 110 of the container body and the lid 120 can be assembled to be opened and closed. The tapered wall 124 extends adjacent to the assembled portion.

As shown in FIGS. 8 and 9, the elastic frame 130 is formed of a highly elastic member such as silicon, and has a ring shape that is tightly fitted to the inner circumference of the upper 110 of the container body 100. Specifically, as shown in FIGS. 9 and 10, a locking wall 110a having an L-shaped cross section is formed so as to project inward on the entire inner circumference of the upper 110, and the locking wall 110a is an elastic material frame. It is fitted into the groove 135 on the outer periphery of the body 130 to prevent it from coming off.

In the closed state, the lower end of the short cylinder 121 of the lid body 120 is in close contact with the upper surface of the elastic frame body 130 to maintain the closed state.

As described above, the elastic tongue piece 131 is extended and integrally provided at the tip of the elastic frame body 130. In a state where the elastic frame body 130 is tightly fitted to the inner circumference of the upper portion 110 of the container body 100 and the container body 100 and the lid 120 are pivotally assembled, the tip of the elastic tongue piece 131 is the container body 100. It is positioned so as to be fitted and locked in the notch 111 of the upper portion 110 of the container body, and the tip is elastically bent in the direction of the base end of the container body 100 (see FIGS. 8 and 10). Therefore, in the closed state, as is clear from FIG. 10, the elastic tongue piece 131 is elastically deformed inward in a U shape.

Then, when the base end portion of the lid body 120 is pushed up by the lever 140 to release the close contact of the upper portion 110 of the container body 100, the elastic tongue piece 131 elastically returns and the lid is opened as shown in FIG. In this case, the stopper portion 132 is inflated on the outer surface of the elastic tongue piece 131 so that the lid body 120 does not open too much (the lid is opened appropriately).
That is, the tip surface of the lid body 120 comes into contact with the stopper portion 132 in the opened state (see FIG. 11). It is preferable that the tip surface of the lid 120 is a tapered wall 124 in order to allow the bullet contact to be gentle and cushioning.

In the above description, the closed container according to the first embodiment and the second embodiment of the present disclosure has been described, but various modifications can be made within the scope of the present disclosure. That is, the closed container according to the present disclosure may have a shape other than a substantially rectangular shape in a plan view if the container body has a bottomed tubular shape. For example, the container body has various shapes such as a substantially square shape, a substantially polygonal shape, a substantially circular shape, a substantially elliptical shape, and an irregular shape in a plan view, different shapes at the upper and lower ends, and unevenness on the side wall. can do.

The closed container of the present disclosure can be used to store various stored items other than food.

10 Container body 11 Notch 12 Cylinder wall 13 Bottom wall 14 Handle 15 Insertion recess 16 Axis pin 17 Blade 20 Lid 21 Short tube 22 Assembly wall 23 Assembly recess 24 Tapered wall 30 Elastic frame body 31 Elastic tongue piece 32 Stopper 33 Protrusion 40 Lever 41 Push-down 42 Push-up 100 Container body 105 Lower 108 Seal 110 Upper 111 Notch 112 Cylinder wall 113 Bottom wall 115 Insertion recess 120 Lid 121 Short cylinder 130 Elastic frame 131 Repulsive tongue piece 132 Stopper 140 Lever

Claims

It has a container body, a lid that is pivotally attached to the tip of the container body so as to be openable and closable, and a ring-shaped elastic frame body.
The tip of the elastic frame body that is tightly fitted into the upper part of the container body is fitted and locked in the notch provided at the tip of the upper part of the container body, and is U-shaped inward in the closed state. A closed container characterized by an integral piece of elastic tongue that elastically deforms.
The upper part and the lower part of the container body are detachably and integrally provided via a seal body.
The elastic frame is tightly fitted to the upper part of the container body so that the lower end of the short cylinder provided on the inner surface of the lid is in close contact with the elastic frame in the closed state. The closed container according to claim 1.
It has a container body, a lid that is pivotally attached to the tip of the container body so as to be openable and closable, and a ring-shaped elastic frame that is tightly fitted to the outer circumference of a short cylinder provided on the inner surface of the lid. And
The tip of the elastic frame that is tightly fitted into the upper part of the container body in the closed state is fitted and locked in the notch provided at the upper end of the tip of the container body, and is inwardly fitted in the closed state. A closed container characterized by integrally providing elastic tongue pieces that elastically deform into a U shape.
The closed container according to claim 1 or 3, wherein a stopper portion that is in contact with the tip of the container body is inflated on the outer surface of the elastic tongue piece in the opened state.
The closed container according to claim 1 or 3, wherein a lever for locking the inner surface of the base end of the lid with the tip closed is rotatably provided at the upper end of the base end of the container body. ..