JPH08324569A - Stackable container made of synthetic resin - Google Patents

Abstract

PURPOSE: To surely prevent stackable containers at the container stacking from shifting and slipping off without reducing the content capacity of a container main body by a method wherein a slip-preventing protruding line which prevents the stackable con tainer from moving and slipping off in the longitudinal and lateral directions is integral ly provided at a specified location of the container main body. CONSTITUTION: Top plate walls 5a, 6a in recessed parts on the rear surfaces of left side corner edge bulged parts 5, 6, and a top plate wall 7a in a recessed part on the rear surface of a right side central bulged part 7 are formed as stacking supporting walls when a container with flat surfaces B1, B2, B3 which are on the same plane with an opening edge part 13a of a peripheral wall 3 is stacked. Then, at the left side corner edge bulged parts 5, 6 and the right side central bulged part 7, i.e., at the locations along the container opening edge of the top plate walls 5a, 6a, 7a, three slip-preventing protruding lines 15, 16, 17 which are engaged with three bottom wall bulged parts 18, 19, 14 being formed of corner edge recessed parts 8, 9 and a central recessed part 4 of a stackable container (1a), and prevent the stackable container (1a) from moving and slipping off in the longitudinal and lateral directions, are integrally provided.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a synthetic resin stacking container for storing and packaging products such as fresh foods and transporting and storing them in a multi-tiered state.

[0002]

2. Description of the Related Art Heretofore, as a stacking container made of a synthetic resin used for the above-mentioned purpose, those shown in FIGS. 8 to 11 have been known. In this conventional stacking container, when empty containers are stored, container bodies 1, 1 ... Of the same shape and size are nested in a same shape direction with the same orientation as shown in FIG. When transporting and storing the container body 1,1
... are stacked (stacked) in a stacked state as shown in FIG. 11 in a different shape direction in which the directions are alternately changed, and include a bottom wall 2 and a peripheral wall 3 that expands in a taper shape toward the opening. The container body 1 is provided with a pair of front and rear corner bulges 5 and 6 defining the central recess 4 on the left side wall 3a of the peripheral wall, and the right side wall 3b of the peripheral wall 3 includes the central recess 4 and the corner bulge 5. 6
A central bulge 7 and a pair of front and rear corner recesses 8 and 9 having a shape complementary to the above are provided, and the top plate walls 5a and 6a and the right central bulge of the back side recess 11 of the left corner bulges 5 and 6 are provided. The top plate wall 7a of the rear surface recess 12 of the portion 7 is used as a stacking support wall at the time of stacking of containers having a flat surface B which is defined by the opening edge 13a of the peripheral wall 3, , 7
The peripheral wall opening 13 protruding upward from a) prevents the stacked containers 1a (upper container main body stacked by changing the horizontal direction as shown in FIG. 11) from moving back and forth and left and right. Is configured.

[0003]

The conventional stacking container described above is constructed by stacking container bodies 1, 1 ... Of the same shape and size as those shown in FIG. Products (not shown) stored in the main bodies 1, 1 ... can be transported and stored without damaging them, but prevent stacking containers 1a from moving and falling in the front-rear and left-right directions during stacking of the containers. The means is a stack support wall (the top plate wall 5
a, 6a, 7a), the container stacking support wall has a peripheral wall opening edge portion 13a if the inner volume of the container body 1 is the same as that of the present invention.
The quantity of products stored is reduced by the more paragraphs, and when the quantity of products stored is the same as that of the present invention, the peripheral wall opening 13
However, there is a problem that the container main body 1 becomes large in size by the amount of which protrudes from the stacking support wall over the entire circumference, and the product cost increases due to an increase in material cost and the like.

The present invention has been made in order to solve the above-mentioned conventional problems, and the purpose thereof is to reduce the internal capacity of the container body (the amount of stored products) without increasing or decreasing the stacking containers before and after the stacking of the containers. It is an object of the present invention to provide a stacking container made of synthetic resin having a non-slip ridge capable of surely preventing movement and drop in the direction and reducing cost.

[0005]

In order to achieve the above-mentioned object, in the present invention, a central recess 4 is formed in a left side wall 3a of a container main body 1 composed of a bottom wall 2 and a peripheral wall 3 expanding in a tapered shape. A pair of front and rear corner bulging portions 5 and 6 are provided to define the central bulging portion 6 and the front and rear portions on the right side wall 3b of the peripheral wall 3 having a shape complementary to the central concave portion 4 and the corner bulging portions 5 and 6. A pair of corner side concave portions 8 and 9 are provided, and the left side corner side bulging portion 5 is provided.
6, the top plate walls 5a and 6a of the back surface recesses 11a and 11b of FIG. 6 and the top plate wall 7a of the back surface recess 12 of the right central bulging portion 7
Is formed as a stacking support wall at the time of stacking containers having flat surfaces B1, B2, B3 that are flush with the opening edge 13a, and the stacking of the left corner bulges 5, 6 and the right center bulge 7 Recesses as support walls Three bottom wall bulges formed by the corner recesses 8 and 9 and the central recess 4 of the stacking container 1a at positions along the container opening edges of the top plate walls 5a, 6a and 7a. 18, 1
Three non-slip ridges 15, 1 which engage with 9, 14 and prevent the stacked containers 1a from moving and falling in the front-rear and left-right directions.
It is characterized in that 6, 17 are integrally provided.

The anti-slip ridges 15, 16 and 17 are ridges 15a, 16a and 17a for preventing the stacking container 1a from moving and falling in the left and right direction, and a rounded portion 15b to prevent moving and dropping in the front and rear direction. , 16b, 17b are preferably formed as stackable bulging ridges extending from a flat surface.

[0007]

In the stacking container having the above-mentioned structure, nesting (stacking) of the container bodies 1, 1 having the same shape and size and having the same shape in the same shape direction as shown in FIG. , Stacking (stacking) in the stacking state as shown in FIG. 7 in the different shape direction in which the container bodies 1, 1 of the same shape and size are alternately turned when transporting / storing the product storage. Make a usage.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be specifically described below with reference to FIGS. The stacking container made of synthetic resin according to this embodiment has the same shape and size when the empty container is stored.
Different shapes in which 1 ... are nested in the same shape direction with the same orientation as shown in FIG. 6 and the container bodies 1, 1 ... Stacking (stacking) in the stacking state as shown in Fig. 7 in the direction
The container body 1 comprises a bottom wall 2 and a peripheral wall 3 that expands in a tapered shape toward the opening side. The container body 1 is a fresh food product such as fish or meat (hereinafter referred to as a product S. That is, it is integrally formed by heating and compressing a Styrofoam plate. It should be noted that the bottom wall 2 is integrally provided with a lattice-like reinforcing rib 2a so as to bulge toward the bottom surface.

A left and right peripheral wall 3a of the container body 1 is provided with a pair of front and rear corner bulging portions 5 and 6 which define a central recess 4, and a right side wall 3b of the peripheral wall 3 is provided with the central recess 4.
Also, a central bulge 7 having a shape complementary to the corner bulges 5 and 6 and a pair of front and rear corner recesses 8 and 9 are provided.

Backside recess 11 of the left corner bulging portions 5 and 6
The top plate walls 5a and 6a of a and 11b (having a concave shape of a plane L shape) and the top plate wall 7a of the rear surface recess 12 of the right central bulging portion 7 are flush with the opening edge 13a of the peripheral wall 3. It is formed as a stacking support wall at the time of stacking containers having flat surfaces B1, B2, B3.

The stack support walls (the top plate walls 5a, 6a, 7) of the left corner bulging portions 5, 6 and the right central bulging portion 7 are formed.
At positions along the container opening edge portion of a), three bottom wall bulging portions 18, 19, 14 formed by the corner side concave portions 8 and 9 and the central concave portion 4 of the stacking container 1a and FIG. As shown in FIG. 7, three non-slip ridges 15, 16 and 17 are integrally provided so as to prevent the stacked containers 1a from moving and falling in the front-rear and left-right directions.

The anti-slip ridges 15, 16 and 17 are flat surface extensions having ridges for preventing the stacked containers 1a from moving and falling in the left-right direction and rounded portions for preventing the stacking containers 1a from moving and falling in the front-rear direction. First and second bulging ridges that can be stacked and project along the edges of the left-side corner bulging portions 5 and 6.
Of the non-slip ridges 15 and 16 having protrusions 15a and 16a for preventing the stacking container 1a from moving and falling in the left direction and rounded portions 15b and 16b to prevent the stacking container 1a from moving and falling in the front-rear direction. It has a flat shape like the one shown in 1.
The third anti-slip ridges 17 projecting along the edge of the right central bulging portion 7 and the ridges 17a that prevent the stacked containers 1a from moving and falling in the right and left directions. It has a substantially planar shape as shown in FIG. 1 having both end rounded portions 17b, 17b for preventing the falling off.

FIG. 6 shows two container bodies 1, 1 showing the storage state of empty containers in which the container bodies 1, 1 having the same shape and the same size are nested in the same shape direction with the same orientation. Is shown as a combined state of.

Further, FIG. 7 shows container bodies 1, 1 ... Of the same shape and size.
Stacking (stacking) products in a stacking state with different shape directions in which they are turned in alternate directions. Transportation / storage state of product storage (Products S such as fresh food stored in each container body 1 are opened in the container body 1). 2) is shown as a stacking state of the two container bodies 1, 1 (1a).

In this stacking state, the stacking containers 1a are formed by the corner recesses 8 and 9 and the central recess 4.
The bottom wall bulging portions 18, 19, 14 at the locations are supported by the stacking support walls (top plate walls 5a, 6a, 7a) of the left corner bulging portions 5, 6 and the right central bulging portion 7 of the container body 1. Therefore, product S
Can be transported and stored without damaging it, and the bottom wall bulging portions 18, 19, 14 of the stacking container 1a are provided at a position along the container opening edge of the top wall 5a, 6a, 7a. Since the three anti-slip projections 15, 16 and 17 are engaged as shown in FIGS. 1 and 7, it is ensured that the stacking container 1a is prevented from moving and falling in the front-rear and left-right directions by the projections 15, 16 and 17. Can be stopped.

[0016]

As described above, the stacking container made of synthetic resin according to the present invention has the top plate wall 5 of the left corner bulging portions 5, 6.
a, 6a and the top plate wall 7a of the right central bulge 7 are formed as stacking support walls having flat surfaces B1, B2, B3 which are flush with the peripheral wall opening edge 13a, and the stacking container 1a at the time of stacking the containers. Of the non-slip ridges 15, 16 and 1 provided with means for preventing movement and drop of the front and rear and left and right of the top plate walls 5a, 6a and 7a along the edge of the container opening.
7, the container stacking support walls (the top plate walls 5a, 6a, 6b) are used if the internal volume of the container body 1 is the same as the conventional one.
(a, 7a) is located at the same height as the peripheral wall opening edge portion 13a, the product storage amount increases, and when the product storage amount is the same as the conventional product, the container body 1 is the conventional product. It is more compact, and has excellent effects such as reduction of product cost due to reduction of material cost and the like.

[Brief description of drawings]

FIG. 1 is a plan view showing a stacking container made of synthetic resin according to an embodiment of the present invention.

FIG. 2 is a bottom view of the stacking container as seen from below.

3 is a right side view of FIG. 1 viewed from the right side.

FIG. 4 is a left side view of FIG. 1 viewed from the left side.

5 is a central longitudinal sectional view taken along the line AA of FIG.

FIG. 6 is a central longitudinal cross-sectional view of a state where two container bodies are nested (assembled) in the same shape direction in a nesting manner.

FIG. 7 is a central vertical cross-sectional view showing a state in which two container bodies are stacked (stacked) in a stacked state for storing products in different shape directions.

FIG. 8 is a central longitudinal sectional view showing a conventional synthetic resin stacking container.

9 is a plan view of FIG. 8 seen from above.

FIG. 10 is a central vertical cross-sectional view of a conventional stacking container in a nesting (stacking) state in the same shape direction.

FIG. 11 is a central vertical cross-sectional view of a state in which conventional stacking containers are stacked (stacked) in a stacked state in a different shape direction.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Container main body, 1a ... Stacked container, 2 ... Bottom wall, 3 ... Peripheral wall, 3a ... Peripheral wall left side wall, 3b ... Peripheral wall right side wall, 4 ... Central recessed part, 5, 6 ... Left side corner bulging part, 5a , 6a ... Top plate wall (stacked support wall) of the same corner bulge, 7 ... Central bulge, 7a ...
Top plate wall (stacked support wall) of the central bulging portion, B1, B2, B
3 ... Flat surfaces of the corner bulge and the central bulge, 8, 9 ... Corner recesses, 11a, 11b ... Left side corner bulge backside recesses, 1
2 ... Right side central bulge rear surface recess, 13a ... peripheral wall opening edge, 14 ... bottom wall bulge formed by central concave, 15, 1
6, 17 ... Non-slip ridges, 18, 19 ... Bottom wall bulging portions formed by corner recesses.

Claims (3)

[Claims] 1. A container body of the same shape and the same size is nested (stacked) in the same shape direction in which the directions are the same, and the products are stacked in a different shape direction in which the directions are alternately changed. A stacking container made of synthetic resin that stacks (stacks), and has a pair of front and rear corner bulges that define a central recess on the left side wall of the peripheral wall of the container main body, which includes a bottom wall and a peripheral wall that expands in a tapered shape. Provided on the right side wall of the peripheral wall is provided with a central bulging portion and a pair of front and rear corner side concave portions having a shape complementary to the central concave portion and the corner side bulging portion, and the back side concave portion of the left side corner bulging portion. The top plate wall and the top plate wall of the recess on the back surface of the right central bulge are formed as stacking support walls for stacking containers having a flat surface flush with the opening edge of the peripheral wall, and the left corner bulge is formed. And a recess as a stacking support wall for the right central bulge along the container opening edge of the top plate wall At the position, engage with the bottom wall bulge portions formed at the corner concave portion and the central concave portion of the stacking container,
Prevents stacking containers from moving and falling in the front / rear and left / right directions 3
A stack container made of synthetic resin, characterized in that individual non-slip ridges are integrally provided. 2. A stackable flat surface stackable, wherein the non-slip ridge has a ridge portion that prevents the stacked containers from moving and falling in the left-right direction and a rounded portion that prevents the stack container from moving and falling in the front-rear direction. The synthetic resin stacking container according to claim 1, wherein the stacking container is formed as a bulging ridge. 3. The first and second anti-slip ridges projecting along the edge of the left corner bulge prevent the stacked containers from moving and falling to the left and the front and rear direction. The third non-slip ridge protruding along the edge of the right central bulge is formed in a plan view of a substantially lettered shape with a rounded portion for preventing the falling of the stacking container to the right. The stacking container made of synthetic resin according to claim 2, wherein the stacking container is made of a synthetic resin and has a ridge portion for preventing movement and dropping and a round portion for preventing movement and dropping in the front-rear direction. .