JP3230654B2 - Container - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a container used for storing objects such as refuse, and more particularly to a container provided with a lid which can be opened and closed by an operation pedal.

[0002]

2. Description of the Related Art As this kind of container, for example, the following structure is known. That is, the container body is formed of a synthetic resin into a cylindrical shape with an open top, and a lid is attached to the rear of the opening so as to be openable and closable. An operation pedal is provided at a lower portion of the front surface of the container body, and a connecting plate that moves upward by depressing the operation pedal is provided. On the other hand, on the back surface of the lid, an engaging portion is formed, with which the leading end engages when the connecting plate is moved upward. Then, the lid is pushed up in a state where the connecting plate is engaged with the engagement portion, and the lid is rotated from the closed state to the open state. When the lid is in the open state, a container such as dust is thrown into the container body from the upper opening of the container body.

[0003]

However, in this conventional container, depending on the shape of the engaging portion of the lid, the push-up operation is performed in a state where the distal end of the connecting plate is engaged with the engaging portion of the lid. Was not performed smoothly. For this reason,
When the operation pedal is strongly depressed to open the lid, the tip of the connecting plate may come off from the engaging portion of the lid.

[0004] When such a detachment occurs, there is a problem that the lid may be inadvertently turned to the closed state even when the operation pedal is continuously depressed. Also, the lid is rotated more than necessary,
Even if the stepping operation is released, there is a problem that the lid may not be rotated in the closing direction. In this conventional container, when the lid is rotated to the open state, it is necessary to increase or decrease the pressing strength of the operation pedal, and there is a problem that the operation is troublesome.

[0005] The present invention has been made by paying attention to such problems existing in the prior art. It is an object of the present invention to provide a container that can smoothly and surely open and close a lid in conjunction with a depression operation without increasing or decreasing the depression strength of an operation pedal.

[0006]

In order to achieve the above object, according to the first aspect of the present invention, an opening rear portion of a container body is provided.
A lid made of synthetic resin is mounted so as to be openable and closable, and a connecting plate made of synthetic resin is provided which moves upward by depressing an operation pedal.When the connecting plate is moved upward on the back surface of the lid, In a container in which an engaging portion with which the distal end is engaged is formed, and the lid is rotated from a closed state to an open state by depressing an operation pedal, at least a rear side of the engaging portion of the lid. The part is provided with cylindrical guide means
And the connecting plate has an arc-shaped tip.
When the lid is open, the cylindrical surface
Guide means is engaged with the tip of the connecting plate having an arc-shaped cross section.
A shall be formed so as to.

[0007] Further, between the pre-Symbol coupling plate and the lid, a restricting means for restricting the rotation of the opening direction of the lid is provided in a state in which the lid is substantially upright, the regulating means, Previous
The lower end of the lid protrudes from the lower surface and engages with the lower end.
A locking claw provided with a claw portion below the engagement surface of the portion.
The locking claw is the tip of the connecting plate when the lid is open.
Into and engage with the through-holes provided in the .

[0008] In the container according to the first aspect,
With the distal end of the connecting plate engaged with the engaging portion of the lid, the relative movement between the distal end of the connecting plate and the engaging portion is guided by the guiding means. Then, the pushing-up operation of the lid accompanying the upward movement of the distal end portion of the connecting plate is performed smoothly. For this reason, the lid is easily rotated in the opening direction without strongly depressing the operation pedal, and the detachment between the distal end portion of the connecting plate and the engagement portion of the lid during the depression operation of the operation pedal is suppressed. .

Further , in a state where the distal end of the connecting plate is engaged with the engaging portion of the lid, the relative movement between the distal end of the connecting plate and the engaging portion moves along the cylindrical surface formed on the engaging portion. Guided, the opening and closing operation of the lid is performed more smoothly. Further, by changing the radius of curvature of the cylindrical surface, the opening / closing speed of the lid can be changed.

Further, when the operation pedal is arbitrarily depressed when rotating the lid in the opening direction , the lid is regulated and held at the predetermined open position by the regulating means. Therefore, in combination with the configuration of the guide means, the cover is prevented from being rotated more than necessary, and the closing operation of the cover can be smoothly performed in conjunction with the depression operation of the operation pedal.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to FIGS. As shown in FIGS. 1 to 5, the container main body 21 is formed of a synthetic resin into a substantially rectangular tube shape having an open upper surface, and is gradually tapered from the upper opening to the lower surface. The upper end flange 21a is formed downward at the upper end opening of the container body 21. The operation recess 22 is the container body 2
1 is formed at the lower part of the front surface so as to spread forward. As shown in FIGS. 2 and 5, the mounting recess 23 is formed to extend in the front-rear direction at the center of the lower surface of the container body 21 so as to correspond to the operation recess 22, and mounting holes 24 are formed in both side walls.
Are formed on the same axis.

As shown in FIG. 3 and FIG.
5 is formed in the center of the rear surface of the container body 21 so as to extend in the vertical direction so as to communicate with the rear end of the mounting recess 23.
The pair of ribs 26 are formed on the rear surface of the container body 21 at predetermined intervals so as to be located on both sides of the upper end of the mounting groove 25, and the rear edges thereof are in the same plane as the rear end surface of the upper end flange 21a. And extends vertically.

As shown in FIG. 3, FIG. 5 to FIG.
7 is formed integrally with the upper end flange 21a in the vicinity of the upper end of the mounting groove 25, and the engaging groove 2
8 is formed to open rearward. The guide hole 29 is formed between the mounting seat 27 and the mounting groove 25. A pair of finger insertion recesses 30 are formed on both sides of the upper end opening edge of the container body 21, and locking projections 31 are formed on the front portions thereof so as to protrude inward.

The locking ring 34 is formed in a substantially rectangular frame shape by a synthetic resin, and is fitted to the step 21b at the upper end of the container body. The interference preventing recess 35 is provided in the mounting groove 2 of the container body 21.
5 is formed at the center of the rear surface of the locking ring 34 so as to avoid the number 5. The pair of engaging projections 36 are provided on both outer surfaces of the locking ring 34 so as to be able to engage with the lower surface of the locking projection 31 on the container body 21.

Then, as shown by a chain line in FIG. 5, in a state where the storage bag B such as a plastic bag is inserted and arranged in the container body 21,
By fitting the locking ring 34 to the step portion 21 b of the container body 21, the engaging projections 36 on both sides are engaged with the lower portion of the locking projection 31 of the container body 21. Thus, the opening edge of the storage bag B is locked and held at the upper end opening of the container body 21.

The finger insertion recess 30 on the container body 21
To release the engagement between the engagement projection 36 of the engagement ring 34 and the engagement protrusion 31 of the container body 21 so that the engagement of the opening edge of the storage bag B can be released. Has become. Then, by lifting the locking ring 34 in this state, the storage bag B can be taken out of the container body 21.

As shown in FIGS. 1 to 6, the lid 39 is formed of a synthetic resin into a middle-high plate, and a flange portion 40 is provided at a lower portion of an outer peripheral edge thereof. As shown in FIGS. 3 and 4, the width of the flange portion 40 from the rear surface side of the lid 39 to the rear ends on both sides is determined by opening and closing the lid 39 so as to avoid interference between the flange portion 40 and the container body 21. In order to facilitate rotation, it is formed so as to be slightly narrower than the width of the flange portion 40 in other portions.

As shown in FIGS. 1, 3, and 5 to 7, the mounting recess 41 is formed at the center of the rear end of the lid 39 so as to correspond to the mounting seat 27 on the container body 21. . The pair of support pins 42 are formed to project from both side surfaces of the mounting concave portion 41, and these support pins 42 are engaged with the engaging grooves 28 of the mounting seat 27 from behind, so that the lid 39 is attached to the container body 2.
1 is openably and closably mounted on the upper surface opening.

As shown in FIGS. 1, 2 and 5, the operation pedal 45 is integrally formed of synthetic resin and has a support arm 45a and a foot step 45b. The pair of support pins 46 are formed so as to protrude at the intermediate portions on both sides of the support arm portion 45a. A pair of substantially inverted mountain-shaped stopper portions 47 project from the lower surface of the footstep 45b. Engagement pin 4
Reference numeral 8 is formed at the rear end of the support arm 45a through a through hole 49.

The support pin 46 of the operation pedal 45
Is fitted into the mounting hole 24 of the mounting recess 23 of the container body 21 so that the operation pedal 45 is attached to the mounting recess 2.
3 so as to be rotatable. When the operation pedal 45 is attached, the footstep 45b is
It is arranged to protrude into one of the operation recesses 22.

As shown in FIGS. 3 and 5 to 7, the connecting plate 52 is formed of a synthetic resin in a vertically long flat plate shape.
The engagement hook 53 is formed at the base end of the connection plate 52 so as to be able to engage with the engagement pin 48 of the operation pedal 45. The connection pin 54 is formed at the tip of the connection plate 52 via a through hole 55. The connecting plate 52 is provided upright in the mounting groove 25 on the rear surface of the container body 21, and is engaged with the engaging pin 48 of the operation pedal 45 at the engaging hook 53 at the lower end. The connecting pin 54 at the tip of the connecting plate 52 is inserted into the guide hole 29 of the container body 21 so as to be vertically movable.

At the center of the rear surface of the rear end of the lid 39, a pair of locking plates 58 as an engaging portion having a substantially L-shaped cross section is provided at a predetermined interval so as to approach the mounting recess 41. It is projected. The locking plate 58 is disposed so as to be able to engage with the connecting pin 54 when the connecting pin 54 of the connecting plate 52 is moved upward. An engaging surface 59 is formed on the lower edge of the locking plate 58 as guide means having a substantially cylindrical shape.
As shown in FIGS. 9 and 10, the engagement surface 59 is formed such that the front end portion 59b of the cover 39 is engaged with the front end of the connection pin 54 of the connection plate 52 when the lid 39 is open.

As shown in FIGS. 5 to 7, the locking claw 60 having a substantially L-shaped vertical cross section is located between the locking plates 58.
A projection is formed on the lower surface of the rear end of the lid 39. At the lower end of the locking claw 60, a claw portion 60a is formed below the engagement surface 59 of each locking plate 58. This locking claw 6
In the open state of the lid 39, the reference numeral 0 is formed so as to enter the through hole 55 at the tip of the connecting plate 52 and to be engageable with the lower portion of the connecting pin 54. The lid 39 is substantially upright as shown in FIGS. 9 and 10 by the locking structure of the connecting pin 54 and the through hole 55 of the connecting plate 52 with the locking plate 58 and the locking claw 60 of the lid 39. A restricting means for restricting the further backward rotation in the open state is constructed.

Next, the operation of the container constructed as described above will be described. When this container is used, it is placed on a floor F of a kitchen, for example, as shown in FIGS. 4 and 5, for example. In this state, the foot pedal 4 of the operation pedal 45
When the step 5b is depressed, the operation pedal 45 is rotated counterclockwise in FIG. 5, and the connecting plate 52 is moved upward.
Here, as shown in FIG. 9, the depression amount of the operation pedal 45 is regulated by the stopper portion 47 abutting on the floor surface F.

As shown in FIGS. 9 and 10, by the upward movement of the connecting plate 52, the connecting pin 54 at the distal end thereof first engages with the rear portion 59a of the engaging surface 59 of both locking plates 58. . Then, the connecting pin 54 and the locking plate 58 smoothly move relative to each other along the cylindrical engaging surface 59, and the locking plate 58 is pushed up by the connecting plate 52. As a result, the lid 39 is rotated to the open position around the support pin 42, and the upper opening of the container body 21 is opened. Therefore, when the lid 39 is in an open state, it is possible to store the garbage or the like in the storage bag B in the container body 21.

When the lid 39 is in the open state, FIG.
As shown in FIG. 0, the tip of the connecting pin 54 of the connecting plate 52
It engages with the front end portion 59b of the engagement surface 59 of both locking plates 58. Thereby, the counterclockwise direction of the lid 39, that is, the lid 3
The rotation in the direction of 9 is restricted. Further, with the rotation of the lid 39 in the opening direction, the locking claw 60 of the lid 39 is
The lower end of the connecting pin 54 is engaged with the lower end of the connecting pin 54. This restricts the rotation of the lid 39 from the upright state in the clockwise direction, that is, the opening direction of the lid 39, and suppresses the rotation of the lid 39 more than necessary.

On the other hand, when the depressing operation of the stepping portion 45b of the operation pedal 45 is released, the operation pedal 45 is rotated clockwise in FIG. 9, and the connecting plate 52 is moved downward. The lowering of the connecting plate 52 causes the connecting pin 5 at the tip thereof to move.
4 and the locking plate 58 smoothly move relative to each other along the cylindrical engaging surface 59. With this relative movement, the lid 39 is rotated about the support pin 42 to the closed position shown in FIGS. 5 and 6, and the upper opening of the container body 21 is closed. Then, the engagement between the connection pin 54 of the connection plate 52 and the engagement surface 59 of the both locking plates 58 is released. At this time,
With the rotation of the lid 39 in the closing direction, the locking claw 60 of the lid 39 retreats from the inside of the through hole 55 at the tip of the connecting plate 52, and the clockwise rotation restriction of the lid 39 is released. Is done.

The effects of the embodiment described above are as follows. In the container of this embodiment, the lid 39
Over the substantially entire surface including the rear side portion 59a of the lower end edge of the locking plate 58, the relative position of the connecting pin 54 and the locking plate 58 in the engaged state of the connecting pin 54 at the tip of the connecting plate 52 and the locking plate 58. An engagement surface 59 for guiding the movement is provided. For this reason, the relative movement between the connecting pin 46 and the locking plate 58 is
9, the operation of pushing up the lid 39 by the connecting plate 52 is performed smoothly. As a result, the lid 39 is easily turned in the opening direction without strongly depressing the operation pedal 45, and the connection pin 54 at the tip of the coupling plate 52 and the locking of the lid 39 when the operation pedal 45 is depressed. Detachment from the plate 58 is suppressed.

For this reason, the possibility that the lid 39 is inadvertently rotated to the closed state even when the operation of the operation pedal 45 is continued is reduced. Also, the lid 39 is rotated more than necessary, and the operation pedal 45
The possibility that the lid 39 will not be rotated in the closing direction even when the stepping operation of the button is released is reduced. Therefore,
The lid 39 is smoothly and reliably interlocked with the depression operation without increasing or decreasing the depression strength of the operation pedal 45.
Can be opened and closed.

In the container of this embodiment, the engagement surface 59 of the locking plate 58 is formed in a substantially cylindrical shape. Therefore, in a state where the connecting pin 54 of the connecting plate 52 is engaged with the locking plate 58 of the lid 39, the connecting pin 54 and the locking plate 5
The relative movement with respect to 8 is guided along the cylindrical surface, and the opening and closing rotation of the lid 39 can be performed more smoothly. Also, the larger the radius of curvature of the cylindrical surface of the engagement surface 59, the larger the cover 39
The opening / closing speed of the lid 39 decreases, and the opening / closing speed of the lid 39 increases as the radius of curvature of the cylindrical surface decreases. That is, by changing the radius of curvature of the cylindrical surface, the opening / closing speed of the lid 39 can be easily adjusted.

In the container of this embodiment, the connecting pin 54 of the connecting plate 52 is provided between the connecting plate 52 and the lid 39.
And the through hole 55, the locking plate 58 and the locking claw 60 of the lid 39.
Is formed. And, by this locking structure, a restricting means for restricting the further backward rotation in the open state in which the cover 39 is substantially upright is constituted. For this reason, if the operation pedal 45 is arbitrarily depressed when rotating the lid 39 in the opening direction, the lid 39 is regulated and held at the predetermined open position by the regulating means. And
The cover 39 is prevented from being rotated more than necessary.
Therefore, in combination with the configuration of the engagement surface 59 forming the cylindrical surface, the lid 3 is interlocked with the depression operation of the operation pedal 54.
9 can be performed more reliably.

The above embodiment can be embodied with the following modifications. As shown in FIG. 11, in the engagement surface 59 of the locking plate 58 of the lid 39, the rear side portion 59 a is inclined with respect to the locking claw 60 and faces rearward of the engagement surface 59. Forming a slanting plane having a downward slope to constitute the guide means.

As shown in FIG. 12, the rear side portion 59 a of the engaging surface 59 of the locking plate 58 of the lid 39 is inclined with respect to the locking claw 60, A guide means is formed by forming an oblique flat surface having a downward slope toward the side and forming the intermediate portion 59c into a flat shape substantially perpendicular to the locking claw 60.

With such a configuration, the same effect as in the above embodiment can be obtained, and the opening / closing speed of the lid 39 can be easily adjusted by changing the slope of the inclined plane.

On the engaging surface 59 of the locking plate 58 of the lid 39, instead of a cylindrical surface, for example, the guide is formed into a curved surface with an ellipse, a cycloid curve, an involute curve, a spiral line, or the like as a conductor. Constituting means.

[0036]

Even with such a configuration, the same effects as in the above embodiment can be enjoyed. The present invention is embodied in a container in which a plurality of storage chambers are partitioned in the container main body 21 so that they can be separately stored. In this case, the lid 39, the operation pedal 45, the connecting plate 52, the restricting means and the like are provided according to the number of the accommodation chambers.

The technical idea grasped from the above embodiment is as follows. The container according to claim 1, wherein the guide means is a slanted flat surface formed on the engaging portion of the lid, and the slanted flat surface has a downward slope toward the rear side.

In such a configuration, the relative movement between the distal end of the connecting plate and the engaging portion is formed in the engaging portion in a state where the distal end of the connecting plate is engaged with the engaging portion of the lid. It is guided along the inclined plane, and the opening and closing operation of the lid can be performed smoothly. Further, by changing the slope of the oblique plane, the opening / closing speed of the lid can be easily adjusted.

[0040]

The present invention is configured as described above, and has the following effects. According to the first aspect of the present invention, the lid is easily turned in the opening direction without strongly depressing the operation pedal, and the engagement between the distal end portion of the connecting plate and the lid is performed when the operation pedal is depressed. Departure from the part is suppressed. For this reason, the lid is inadvertently turned to the closed state even when the operation of the operation pedal is continued, or the lid is rotated in the closing direction even if the operation of the operation pedal is released. The risk of disappearing is reduced. Therefore, the lid can be opened and closed smoothly and reliably in conjunction with the depression operation without increasing or decreasing the depression strength of the operation pedal.

Further , the opening and closing rotation of the lid can be performed more smoothly. Further, by changing the radius of curvature of the cylindrical surface, the opening and closing speed of the lid can be easily adjusted.

Further, when the lid is in the open state, further opening rotation is prevented. Therefore, in conjunction with the depression of the operation pedal, it is possible to perform the closing operation of the cover body more reliably.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of a container according to the present invention.

FIG. 2 is a front view of the container.

FIG. 3 is a rear view of the same container.

FIG. 4 is a side view of the container.

FIG. 5 is a longitudinal sectional view of the container.

FIG. 6 is an enlarged partial cross-sectional view showing a main part of FIG. 5;

FIG. 7 is an exploded perspective view of a main part, showing an assembling configuration of a lid and a connecting plate in an enlarged manner.

FIG. 8 is an exploded perspective view of a main part, showing the mounting structure of the locking ring in an enlarged manner.

FIG. 9 is a longitudinal sectional view showing a state where a lid is opened corresponding to FIG. 5;

FIG. 10 is an enlarged partial sectional view showing a main part of FIG. 9;

FIG. 11 is an enlarged partial sectional view showing a main part of another embodiment of the container of the present invention.

FIG. 12 is a partial cross-sectional view showing an enlarged main part of still another embodiment of the container of the present invention.

[Explanation of symbols]

21: container body, 39: lid, 45: operation pedal, 52
... Connecting plate, 54... A connecting pin which forms the tip of the connecting plate and forms a part of the restricting means, 55... A through-hole which forms a part of the restricting means, 58. Locking plate constituting part, 59 ... engaging surface as guide means, 59a ... rear side part, 60 ... locking claw forming part of regulating means.

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) B65D 43/26 B65F 1/00 B65F 1/16

Claims (1)

(57) [Claims] 1. A synthetic resin lid is attached to the rear of the opening of the container body so as to be openable and closable, and a synthetic resin connecting plate which moves upward by depressing an operation pedal is provided. A container formed with an engagement portion with which the distal end thereof is engaged when the connecting plate is moved upward, so as to rotate the lid from a closed state to an open state by depressing an operation pedal, At least a rear side portion of the engaging portion of the lid is provided with a cylindrical guiding means, and the connecting plate is provided with a tip having an arcuate cross section. When the lid is open, the cylindrical surface is provided. wherein the Jo guide means and the cross-sectional tip of the arc-shaped connecting plate is formed so as to engage, between the coupling plate and the cover body, like the lid is substantially upright
That restricts rotation of the lid in the opening direction
Means, wherein the regulating means is formed to project from a lower surface of a rear end of the lid.
The lower end has a claw portion below the engagement surface of the engagement portion.
A locking claw provided with the lid, wherein the locking claw is in an open state of the lid.
In the through hole provided at the tip of the connecting plate
A container that engages .