KR20140141968A - Collapsible container for watermelon - Google Patents

Abstract

The present invention relates to a collapsible container only for watermelons and, more specifically, to a collapsible container only for watermelons, which is provided to facilitate the loading and transporting of the melons and prevent damage to the watermelons. The collapsible container comprises a base; a left frame arranged on the left side of the base; a right frame arranged on the right side of the base; a front frame arranged on the front side of the base; a rear frame arranged on the rear side of the base; one or more hinge units connecting the base to the lower end of at least one of the front, rear, left and right frames; an elastic pad installed on at least a part of the base; and an elastic sheet installed on at least a part of the front, rear, left and right frames.

Description

Collapsible container for watermelon

The present invention relates to a watermelon-only folding container.

The present invention relates to a watermelon-specific folding container capable of preventing the deterioration of a watermelon by facilitating the loading and carrying of watermelons by providing elastic sheets on the inner sides of the left and right frames and the front and rear frames, .

Generally, a container is a storage device for facilitating the loading and transportation of articles.

Such a conventional container is disclosed in Korean Patent Registration No. 10-0831317.

1 is a perspective view showing a conventional container.

As shown in FIG. 1, in the conventional container, a fitting bracket 28, which is fitted to the four corners of the base portion 4, is integrally formed under the four bending shafts 20, 22, 24, The folding shafts 8s, 10s, 12s and 14s of the front, rear, left and right side frames 8, 10, 12 and 14 constituting the four-way frame are fixed to the four bending shafts 20 22, 24 and 26, and each of the folding shafts 8s, 10s, 12s, and 14s is coupled to each of the bending shaft portions 20, 22, 24, and 26 (10), (12) and (14), respectively, to a fixed shaft rod (30) fixedly connected to one or more side frames And the door 40 is connected by a hinge 42 so as to be inserted into the door 40. A lock piece 46 is provided on both sides of the door 40 and on a reinforcing protrusion side portion 44 extending from the side frame Install the side frame and lock the side frame The.

However, in such a conventional container, when the watermelon is loaded and transported, the outer surface of the watermelon strikes each frame, which may cause the watermelon to be greatly damaged.

In addition, such a conventional container is manufactured in a planar shape close to a square, and when a plurality of containers are transported by a one-ton truck, a space is left unnecessarily, resulting in a problem of low transportation efficiency.

KR 0831317 B1 KR 1998-035013 U

The present invention is characterized in that elastic sheets are provided on the inner sides of left and right frames and front and rear side frames and elastic pads are provided on the upper surface of the base to facilitate the loading and transportation of watermelons and to prevent damage of watermelons, And it is an object of the present invention to provide a watermelon-specific folding container which can be manufactured in a rectangular shape to enhance transportation efficiency.

In order to solve the above problems, a watermelon-only folding container of the present invention comprises a base, a left frame disposed on the left side of the base, a right frame disposed on the right side of the base, A rear side frame disposed on a rear side of the base; and at least one hinge portion connecting at least one of the base and at least one of the left and right front and rear side frames, And an elastic sheet provided on at least a part of the left and right frames and the front and rear frames.

The hinge portion includes left and right hinge portions connecting the base and the lower ends of the left and right frames, and front and rear first hinge portions connecting the base and the lower ends of the front and rear side frames.

Further, the base has a rectangular shape with a longer length on the side where the front and rear side frames are installed than the side where the left and right side frames are installed, the front and rear side frames are divided into a front and rear side lower frame and front and rear side upper frames, Wherein the upper frame comprises a fixed frame connected to the front and rear side lower frames by front and rear second hinge portions and a movable frame vertically adjustable in height with respect to the fixed frame, And the left and right frames and the front and rear frames are supported by each other.

The left and right hinges include support brackets vertically installed on the corners of the base, and pivot shafts installed on the left and right frames. The support brackets guide the upper and lower slides of the left and right frames, And an upper and lower long holes formed in the guide portion and guiding and supporting the pivot shaft. A hook is formed on an upper portion of the guide portion, and a latching piece is installed on the left and right frames, .

The front and rear lower frames are formed with protrusions on both sides thereof. The protrusions are formed on one side of the left and right frames corresponding to the protrusions, and the protrusions are engaged with the protrusions. And the frames are supported by each other.

The watermelon-only folding container according to the present invention has the following advantages.

First, the watermelon-only folding container according to the present invention is characterized in that an elastic sheet is provided inside the left and right frames and front and rear side frames and an elastic pad is provided on the upper surface of the base to facilitate loading and transportation of watermelons, Can be prevented.

Second, since the watermelon-only folding container according to the present invention has a rectangular shape, it is possible to load four watermelon-specific folding containers exactly on a one-ton truck, thereby greatly increasing the loading and hauling efficiency.

Third, the watermelon-only folding container according to the present invention has an advantage that when the front and rear side frames are folded over the base, the movable frame can slide toward the fixed frame so that the front and rear side frames do not protrude outside the rectangular base.

Fourthly, the watermelon-only folding container according to the present invention is characterized in that when the left and right frames and the front and rear side frames are vertically arranged with respect to the base, protrusions formed in the lower part of the base of another container are inserted into protrusions formed on the left and right frames, When the left and right frames and the front and rear frames are folded together, it is possible to stack and transport a plurality of containers by raising the base portion of another container at the upper end of the support bracket.

Fifth: In the watermelon-only folding container according to the present invention, when the watermelon is loaded or unloaded, the front side lower frame is vertically erected relative to the base, and the front side upper frame is folded toward the front side lower frame side, It has the advantage of being convenient.

Sixthly, the watermelon-only folding container according to the present invention is advantageous in that the front and rear side lower frames and the left and right frames are firmly supported by the protrusions of the front and rear side frames being hooked on the supporting jaws of the left and right frames.

Seventh: The watermelon-only folding container according to the present invention is advantageous in that it is firmly supported when the left and right frames are vertically arranged with respect to the base, with the hooks of the left and right frames being fixed to the hooks formed on the upper part of the guide part.

1 is a perspective view showing a conventional container.
FIG. 2 is a perspective view illustrating a watermelon-only folding container according to a preferred embodiment of the present invention. FIG.
FIG. 3 is a perspective view showing a state in which front and rear side frames of a watermelon only folding container according to a preferred embodiment of the present invention are folded. FIG.
FIG. 4 is a perspective view showing a state in which front and rear side frames and right and left frames of a watermelon-only folding container according to a preferred embodiment of the present invention are folded. FIG.
FIG. 5 is a perspective view showing a front side frame of a watermelon-only folding container according to a preferred embodiment of the present invention. FIG.
FIG. 6 is a state diagram illustrating a method of locking a watermelon-only folding container according to a preferred embodiment of the present invention. FIG.
7 is a use state diagram showing a method of folding a right frame of a watermelon only folding container according to a preferred embodiment of the present invention.
FIG. 8 is a state diagram illustrating a method of supporting a protrusion of a watermelon-only folding container on a support jaw according to a preferred embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings.

FIG. 2 is a perspective view showing a watermelon-only folding container according to a preferred embodiment of the present invention, FIG. 3 is a perspective view showing a state in which the front and rear side frames of the watermelon-only folding container according to the preferred embodiment of the present invention are folded, FIG. 4 is a perspective view showing a state in which the front and rear side frames and the left and right side frames of the watermelon-only folding container according to the preferred embodiment of the present invention are folded, FIG. 5 is a front perspective view of the watermelon-only folding container according to the preferred embodiment of the present invention, 6 is a perspective view illustrating a method of locking a watermelon-only folding container according to a preferred embodiment of the present invention. FIG. 7 is a perspective view illustrating a method of locking a watermelon- Fig. 8 is a view showing a state of use according to a preferred embodiment of the present invention Fig. 2 is a state view showing a method of supporting a projecting portion of another watermelon-only folding container on a supporting jaw.

2 to 8, the watermelon-only folding container of the present invention includes a base 100, a left frame 200 disposed on the left side of the base 100, A front side frame 400 disposed on the front side of the base 100, a rear side frame 500 disposed on the rear side of the base 100, The elastic pad 110, the left and right frames 200 and 300 and the front and rear frames 200 and 300, which are provided on at least a part of the base 100, include at least one hinge part 210, 310 and 130 connecting the lower ends of at least one of the front and rear frames 200, And an elastic sheet (600) provided on at least a part of the side frames (400, 500).

The base 100 has a rectangular shape in which the length in the lateral direction is longer than the length in the longitudinal direction.

This is because the base 100 has a longer rectangular shape on the side where the front side frame 400 and the rear side frame 500 are installed than the side on which the left side frame 200 and the right side frame 300 are mounted, When four watermelon-only folding containers according to the present invention are stacked on a one-ton truck, stacking and transport efficiency can be greatly increased since they can be appropriately stacked without unnecessarily remaining space in the stacking space of a truck.

A pallet 180 is formed on the lower surface of the base 100 to facilitate the loading and transportation of the article by a forklift.

An elastic pad 110 is provided on the upper surface of the base 100.

The elastic pad 110 is preferably made of a rubber material, and a watermelon is stacked on the upper surface of the elastic pad 110.

The elastic pad 110 serves to prevent damages of the watermelon by mitigating impact applied to the watermelon when carrying and transporting the watermelon.

The left frame 200 is disposed on the left side of the base 100 and the right frame 300 is disposed on the right side of the base 100.

The hinges 210, 310 and 130 connect the lower end of at least one of the base 100 and the left and right front and rear frames 200, 300, 400 and 500.

The hinge units 210 and 310 are provided with left and right hinge parts 210 and 310 for connecting the base 100 and the lower ends of the left and right frames 200 and 300 and front and rear side hinge parts 210 and 310 for connecting the base 100 and the lower ends of the front and rear frames 400 and 500 And one hinge part 130.

The left frame 200 and the right frame 300 have the same shape and are symmetrically arranged with respect to each other and the lower ends of the left frame 200 and the right frame 300 are connected to the left and right hinges 210, 310 to the base 100.

The left hinge part 210 is formed at the left corner of the base 100 and the right hinge part 310 is formed at the right corner of the base 100. [

The left and right hinge parts 210 and 310 include a support bracket 312 vertically installed at each corner of the base 100 and a rotation shaft 314 installed at the left and right frames 200 and 300.

The supporting bracket 312 includes a guide portion 316 for inserting the lower portions of the left and right frames 200 and 300 to guide the upper and lower slides of the left and right frames 200 and 300 and a guide portion 316 formed on the guide portion 316, And upper and lower long holes 318 are formed.

The lower portion of the left and right frames 200 and 300 is inserted into the guide portion 316 and coupled by the pivot shaft 314.

When the left and right frames 200 and 300 are slid up and down in the guide portion 316, the pivot shaft 314 is also slid up and down along the slot 318.

The pivot 314 is provided through the support bracket 312 and the left and right frames 200 and 300 and functions as a shaft that allows the left and right frames 200 and 300 to be folded to the upper surface of the base 100.

A hooking step 317 is formed on the upper part of the guide part 316.

The engaging jaw 317 has an inverted trapezoidal shape.

The latching jaw 317 supports the latching pieces 250 and 350 formed on both sides of the left and right frames 200 and 300 so that the left and right frames 200 and 300 are not tilted to the outside of the base 100, do.

Since the lower portions of the engaging pieces 250 and 350 have an inverted trapezoidal shape like the engaging jaws 317, the engaging pieces 250 and 350 can be seated in the vertical direction or can be separated from the engaging jaws 317.

A method of folding the right frame 300 is as follows.

The user slightly raises the right frame 300 standing upright with respect to the base 100.

The right frame 300 slides upward in the guide portion 316 and the engaging pieces 350 formed on the right frame 300 are separated from the engaging jaws 317. [

Next, when the right frame 300 is pivoted toward the upper surface of the base 100, the right frame 300 is folded on the upper surface of the base 100. [

The method of folding the left frame 200 is also the same as described above, so a description thereof will be omitted.

The lower hinge portion 210 and the lower hinge portion 310 are formed in a stepped shape, and a projection insertion hole 150 is formed at the center of the stepped surface.

The left hinge portion 210 supports the left frame 200 vertically to the base 100 so as not to be tilted to the left.

The right hinge portion 310 supports the right frame 300 vertically to the base 100 so as not to tilt to the right.

The left frame 200 and the right frame 300 are foldable to the upper surface side of the base 100. [

The left frame 200 and the right frame 300 are in the shape of a ladder in the vertical direction and the bars at the bottom are vertically slid in the left and right directions .

Supporting protrusions 220 and 320 are formed at the left and right inner sides of the left and right sides of the left frame 200 and the right frame 300. The protrusions 412 to be described later are engaged with the support protrusions 220 and 320, And the front and rear side frames 400 and 500 are supported by each other.

The support jaws 220 and 320 protrude to the right side of the left frame 200 and protrude to the left side of the right frame 300.

The support jaws 220 and 320 have a space formed therein, and the upper side is opened.

A first upper end surface 322 and a second upper end surface 324 are formed at an upper end of the support jaws 220 and 320.

The first top surface 322 is positioned higher than the second top surface 324.

The U-shaped opening 326 is formed on the front surface of the support jaws 220 and 320, and the left and right heights of the U-shaped opening 326 are formed differently.

This allows the protrusions 412 to be supported on the support protrusions 220 and 320 by rotating the front and rear side frames 400 and 500 more easily by allowing the projections 412 to be described later to enter and exit the lower side of the U- There is an advantage that the projecting portion 412 does not allow the U-shaped opening 326 to escape to a higher height.

Locking member inserting portions 230 and 330 are formed on the left and right inner side upper and lower ends of the left frame 200 and the right frame 300, respectively.

The lock member 450 is inserted and fixed to the lock member inserting portions 230 and 330 to support the left and right frames 200 and 300 and the front and rear side frames 400 and 500.

The locking member inserting portions 230 and 330 formed on the left frame 200 protrude to the right and the locking member inserting portions 230 and 330 formed on the right frame 300 protrude to the left, Both sides of the insertion portions 230 and 330 are opened.

An elliptical hole is formed in the front center of the lock member inserting portions 230 and 330.

Projections 240 and 340 are formed on the center of the upper left and right ends of the left frame 200 and the right frame 300, respectively.

The protrusions 240 and 340 protrude upward from the center of the upper left and right ends of the left frame 200 and the right frame 300 in a cylindrical shape.

The protrusions 240 and 340 are inserted into the protrusion insertion holes 150 of the base 100 stacked on the upper part of the base 100 when the left and right frames 200 and 300 are vertically erected with respect to the base 100, Thereby adding a supporting force.

A front side frame 400 is disposed on the front side of the base 100 and a rear side frame 500 is disposed on the rear side of the base 100.

The front side frame 400 and the rear side frame 500 are formed in the same shape and symmetrical to each other and the lower ends of the front side frame 400 and the rear side frame 500 are respectively disposed on the front side first hinge portions 130 and the first hinge 130 on the rear side.

The front and rear first hinge parts 130 include a ring 120 formed inside the top edge of the base 100 and a coupling shaft 416 formed on both sides of the lower ends of the front and rear side frames 400 and 500.

Each of the engaging shafts 416 formed on both sides of the lower ends of the front and rear frames 400 and 500 is inserted into each of the corresponding rings 120 so that the front and rear frames 400 and 500 are rotatably connected to the base 100.

At this time, the front and rear side frames 400 and 500 are erected perpendicular to the base 100, and are not rotated to the outside of the base 100.

This is because the protrusions 412 of the front and rear frames 400 and 500 are caught by the support protrusions 220 and 320 formed on the left and right frames 200 and 300, respectively.

The front side frame 400 and the rear side frame 500 are foldable to the upper side of the base 100.

Projections 412 are formed on the upper ends of both side surfaces of the front side lower frame 410 and the rear side lower frame 510.

The protrusions 412 and the support protrusions 220 and 320 formed on the left and right frames 200 and 300 are formed at corresponding heights.

The protruding portion 412 has a larger head diameter than the body portion.

The diameter of the head portion of the protrusion 412 is formed to be larger than the width of the U-shaped opening 326 of the support protrusions 220 and 320 formed on the left and right frames 200 and 300. The diameter of the trunk portion of the protrusion 412 is larger than that of the left and right frames Shaped openings 326 of the support tangs 220 and 320 formed on the upper and lower surfaces 200,

This is to prevent the protrusion 412 from coming off the U-shaped opening 326 of the support jaws 220 and 320 when the head of the protrusion 412 is located inside the support jaws 220 and 320.

The protrusions 412 are hooked on the support protrusions 220 and 320 formed on the left and right frames 200 and 300 so that the front and rear side lower frames 510 and the left and right frames 200 and 300 are supported by each other.

A method of supporting the protruding portion 412 of the front side frame 400 on the support protrusions 220 and 320 is as follows.

First, the user stands the left and right frames 200 and 300 vertically with respect to the base 100.

Next, the front side frame 400 on which the projections 412 are formed is rotated and raised in a direction perpendicular to the base 100.

At this time, when the protruding portion 412 formed on the front side frame 400 reaches the support protrusions 220 and 320 of the left and right frames 200 and 300, the front side frame 400 is lifted up slightly to support the left and right frames 200 and 300 220 and 320, respectively.

Next, when the slightly lifted front side frame 400 is placed, the protrusion 412 is caught by the supporting limbs 220 and 320, thereby supporting the front side frame 400 and the left and right side frames 200 and 300 with respect to each other.

The method of supporting the protruding portion 412 of the rear side frame 500 on the support limbs 220 and 320 of the left and right frames 200 and 300 is also the same as described above.

The front side frame 400 is divided into a front side lower frame 410 and a front side upper frame 420 and the rear side frame 500 is divided into a rear side lower frame 510 and a rear side upper frame 520 do.

The outer side of the upper end of the front side lower frame 410 and the outer side of the lower end of the front side upper frame 420 are connected by the two front side second hinge portions 414, The side surfaces and the outer surface of the lower end of the rear side upper frame 520 are connected by the two rear side second hinge portions 414.

The front side upper frame 420 and the rear side upper frame 520 can be folded over the front side lower frame 410 and the rear side lower frame 510, respectively.

Therefore, when the watermelon is loaded or unloaded, the front side lower frame 410 is vertically erected with respect to the base 100, the front side upper frame 420 is folded toward the front side lower frame 410, Loading and unloading can be made convenient.

The front side upper frame 420 and the rear side upper frame 520 are composed of a fixed frame 422 and a movable frame 424, respectively.

The fixed frame 422 has a ladder shape in the left-right direction.

Since the fixed frame 422 is the same as the shapes of the front side lower frame 410 and the rear side lower frame 510, the fixing frame 422 is correctly overlapped with the front side lower frame 410 and the rear side lower frame 510 when folded.

The outer surface of the lower end of the fixed frame 422 is hinge-connected to the outer surface of the upper end of the front and rear side lower frames 410 and 510 by the second hinge portion 414.

At both ends of the upper end of the fixed frame 422, a space is formed, and both ends of the movable frame 424 are inserted into the space to slide up and down.

The movable frame 424 is vertically adjustable with respect to the fixed frame 422.

Locking members 450 are provided on both left and right ends of the upper surface of the movable frame 424.

The movable frame 424 serves to adjust the heights of the left and right frames 200 and 300 and the front and rear frames 400 and 500.

The movable frame 424 slides the movable frame 424 toward the fixed frame 422 so that the front and rear frames 400 and 500 do not protrude outside the rectangular base 100 when the front and rear frames 400 and 500 are folded .

The lock member 450 is formed in a central portion of a rotatable shaft with a stepped handle, and one end of the shaft is bent vertically.

A locking method using the locking member 450 will be described as follows.

The user slides the movable frame 424 upward so that the lock member 450 and the lock member inserting portions 230 and 330 are positioned side by side.

Next, the male-type knob is lifted upwards so as to insert one end of the vertically bent shaft into the lock-member inserting portions 230 and 330. Then, the male-type shaft is rotated, and then the elliptical hole And the other end of the shaft is pushed in the left and right direction.

Then, when the bracket is lowered to the lower side, the female shaft rotates, so that the one end of the vertically bent shaft rotates by 90 degrees to be caught by the lock member inserting portions 230 and 330, And is locked in the insertion portions 230 and 330

The left and right frames 200 and 300 and the front and rear frames 400 and 500 are fixed in a state of being supported by the lock member 450 and the lock member insertion portions 230 and 330, respectively.

The locking method using the locking member 450 is the same as that of the front side frame 400 and the rear side frame 500.

A stopper 700 is provided between the movable frame 424 and the fixed frame 422.

The stopper 700 has a plurality of rings connected thereto.

The stopper 700 restricts the sliding of the upper side of the movable frame 424 to a predetermined position to prevent the movable frame 424 from moving out of the fixed frame 422. [

In addition, the stopper 700 functions to position the lock member 450 side by side with the lock member inserting portions 230 and 330 to easily perform the lock action.

An elastic sheet 600 is provided inside the left and right frames 200 and 300 and the front and rear frames 400 and 500.

However, the movable frame 424 of the front and rear side frames 400 and 500 must be able to slide up and down, and therefore, the elastic sheet 600 is not provided.

The elastic sheet 600 is not installed in the space between the left and right frames 200 and 300 and the slots 318 of the left and right hinge parts 210 and 310 for vertically sliding and folding the left and right frames 200 and 300.

Since the elastic sheet 600 is made of transparent Lexan, the inside of the container can be confirmed at any time.

Thus, the number of watermelons loaded on the container can be easily grasped, and loading and unloading operations can be facilitated.

The watermelon-only folding container of the present invention can perform the folding operation simply by folding the front and rear side frames 400 and 500 onto the base 100 and folding the left and right side frames 200 and 300 on the folded front and rear side frames 400 and 500, Since the base 100 of another container can be lifted up on the upper end of the support bracket 312 in the folded state, it is easy to store and transport the plurality of folded watermaine-specific foldable containers by reducing their volume.

In the detailed description of the present invention, the left frame 200 and the right frame 300 are given different numbers and different numbers are assigned to the front side frame 400 and the rear side frame 500, The front frame 400 and the rear frame 500 are disposed symmetrically with respect to each other, and the shapes thereof are the same Do.

Although the preferred embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will appreciate that various modifications, additions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims. can do.

100: Base 110: Elastic pad
120: collar 130: first hinge part
150: protrusion insertion hole 180: pallet part
200: left frame 210: left hinge part
220, 320: support jaw 230, 330:
240, 340: projection 250, 350:
300: right frame 310: right hinge portion
312: support bracket 314:
316: guide portion 317:
318: Slot 400: Front side frame
410: front side lower frame 412:
414: second hinge portion 416:
420: front side upper frame 422: fixed frame
424: movable frame 450: locking member
500: rear side frame 510: rear side bottom frame
520: rear side upper frame 600: elastic sheet
700: Stopper

Claims (5)

Base;
A left frame disposed on the left side of the base;
A right frame disposed on the right side of the base;
A front side frame disposed on a front side of the base;
A rear side frame disposed on a rear side of the base;
And one or more hinge portions connecting the base and a lower end of at least one of the left and right front and rear frames,
An elastic pad provided on at least a part of the base,
Further comprising an elastic sheet provided on at least a part of the left and right frames and the front and rear frames.
The method according to claim 1,
Wherein the hinge portion comprises left and right hinge portions connecting the base and the lower ends of the left and right frames, and front and rear side first hinge portions connecting the base and the lower ends of the front and rear side frames.
The method of claim 2,
Wherein the base has a rectangular shape having a longer length on a side where the front and rear frames are installed than a side on which the left and right frames are installed,
Wherein the front and rear side frames are divided into front and rear side lower frames and front and rear side upper frames,
Wherein the front and rear side upper frames include a fixed frame connected to the front and rear side lower frames by front and rear second hinge portions, and a movable frame vertically adjustable with respect to the fixed frame,
Wherein the left and right frames and the front and rear side frames are supported by a lock member provided on an upper surface of the fixed frame.
The method of claim 3,
Wherein the left and right hinges include support brackets vertically installed on corners of the base, and pivot shafts installed on the left and right frames,
Wherein the support bracket comprises a guide portion inserted with a lower portion of the left and right frames and guiding the upper and lower slides of the left and right frames, and upper and lower slots formed in the guide portion to guide and support the rotation shaft,
The guide portion is formed with an engagement protrusion at an upper portion thereof,
Wherein the left and right frames are provided with latching pieces that are hooked and fixed to the latching jaws.
The method according to any one of claims 1 to 4,
Projections are formed on both side surfaces of the front and rear lower frames,
And the front and rear lower frames and the left and right frames are supported by each other by forming a supporting step on one surface of the left and right frames corresponding to the projecting part and engaging the projecting part with the supporting step.

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