KR200356938Y1 - Foldable light-weight container having up-down handle - Google Patents

Abstract

The present invention relates to an up-down handle type folding lightweight container, and the container of the present invention is movable up and down along the left and right side plates and both ends thereof which are foldably coupled thereto by a base plate and a pivoting movement, It consists of a fixable up-down handle, and optionally, a plastic thin film window is formed on at least one of the base plate and the front and back plates, or the front and back plates include the type and quantity of the goods or the shipping information, or advertisement text or pictures. The support reinforcing bar is provided in the inner part of at least both corner portions of the left and right side plates, or according to the present invention, the number of parts is small and the assembly is simple and easy by adopting the up-down handle. It can reduce raw material cost, mold cost, and assembly cost during manufacturing If the thin film sheet window is selectively formed, it is possible to easily check the contents of the storage to improve the logistics workability, and the information on the contents itself, information on delivery and storage, or visual advertisement contents, etc. It is possible to easily and simply attach, detach or replace the front and rear plates (windows) including the upper and lower handles, and exhibit sufficient support strength during lamination despite the weight reduction.

Description

FOLDABLE LIGHT-WEIGHT CONTAINER HAVING UP-DOWN HANDLE}

The present invention relates to an up-down handle type folding lightweight container, and more specifically, a left and right side plate foldably coupled thereto by a base plate and a pivoting movement, and an up and down handle movable up and down along the left and right side plates. The present invention relates to a new type of foldable lightweight container that can be configured to have a simple structure and simple assembly, thereby reducing manufacturing cost and weight.

Generally, the folding container refers to a transport container or a box configured to be folded by hinged front and rear plates and left and right plates of the periphery of the base plate. The container is a type of container that can reduce the logistics and storage costs by reducing the storage space and transportation space by simply folding and reducing the volume in the state where the goods are not stored.

Folding container as described above is conventionally plastic injection molded in the form of a stackable hexahedron to avoid unnecessary space occupied during transportation and storage.

As a typical example of a conventional folding container, Korean Patent Publication No. 2002-0062714 by Volcanic Precision Co., Ltd. (published: 02.07.29.) And Korean Utility Model Registration No. 20-0169031 (Registration Date: 99.11) by National Plastics Co., Ltd. .16.).

Korean Patent Laid-Open Publication No. 2002-0062714 as a prior art proposes a folding container including a special type rocker 60 'as shown in Figs. 1A and 1B, and its overall structure is based on a base plate ( 10 '), a front and rear plate 30' hinged to the front and rear edges of the hinge portion 12 ', and a left and right side plate 20' hinged to the left and right edges of the hinge portion 11 ', The first coupling part 40 'is formed at both ends of the left and right side plates 20' and has a plurality of coupling protrusions, fixing protrusions, and locking holes, and the front and rear plate plates are inserted to engage the first coupling part 40 '. 30 ') and the second coupling part 50' having a plurality of coupling grooves, the left and right side plates 20 'and the front and rear plates 30' are kept in a standing state, and the slide plate, the locking projection and the finger member and It consists of a rocker 60 'with a handle.

In addition, Korean Utility Model Registration No. 20-0169031 also uses a special type of rocker 60 'as shown in FIG. 2, and its overall configuration is a base plate 10' and a base plate 10 '. Front and rear plates 30 'which are hinged to hinges 11a' and 31 'by the lower protruding end 11' of the hinge, and the hinge portions 12a on the high protruding end 12 'of the base plate 10'. Left and right side plates 20 'which are hinged through' 21 ', fastening plates 22' extending from both sides of the left and right side plates 20 'and having fastening grooves, and corresponding front and rear plates 30'. And a pair of card support pins 70 'installed on the left and right side plates 20'.

However, the conventional folding container as described above is composed of the base plate and the front and rear plates and the left and right plates which are pivotally coupled thereto, and the plates are completely enclosed or some holes in some plates. In addition to the perforated form, the plastic requirements are high, and the cost of raw materials for plastic resins is high. In addition, the number of parts and the use of special and complex parts make it difficult to avoid the increase in mold manufacturing and assembly costs. In addition, there is a problem that the logistical workability is inferior due to the large weight.

Therefore, the first object of the present invention is to provide a lightweight folding container that can improve the logistics workability.

The second object of the present invention is not only relatively low plastic resin requirements in the production, but also because the complex structure of the rocker does not adopt a small number of parts, easy to assemble and easy to manufacture the raw material cost, mold cost and assembly cost It is to provide a folding lightweight container that can be reduced.

The third object of the present invention is to provide a foldable lightweight container that can easily and accurately check the contents stored in any stacked direction even in a stacked state to improve the logistical workability.

The fourth object of the present invention is to provide a folding lightweight container that can easily attach, detach, or replace information about the contents itself, information about delivery and storage, or visual advertisement contents.

The fifth object of the present invention is to provide a foldable lightweight container having sufficient support strength to be suitable for lamination despite being lightweight.

1A is a perspective view showing the overall configuration of a conventional folding container.

1B is an exploded perspective view showing the left and right side plate structure of the folding container shown in FIG. 1.

2 is an exploded perspective view showing the overall configuration of another conventional folding container.

3 is a perspective view showing an up-down handle type folding lightweight container according to a preferred embodiment of the present invention.

Figure 4 is a perspective view showing an up-down handle type folding lightweight container according to another preferred embodiment of the present invention.

5 is a perspective view of a state of use of the up-down handle type folding lightweight container of FIG.

FIG. 6 is a perspective view illustrating a partially folded state of the up-down handle type folding lightweight container of FIG. 3. FIG.

FIG. 7 is a perspective view illustrating a state where the up-down handle type folding lightweight container of FIG. 3 is completely folded.

FIG. 8 is an explanatory diagram showing a state in which the up-down handle is mounted to the left and right plates in the up-down handle type folding lightweight container of FIG.

-Explanation of symbols for the main parts of the drawings-

1: Folding lightweight container with a window according to a preferred embodiment of the present invention

10: base plate

11: Outsole 12: Grid Structure

13: first protruding frame 14: second protruding frame

20: up-down handle

20a: through slit 20b: oval end

21: Front and back plates (window) 21a: Advertising or goods or shipping information

30: left and right side plates

31: window 32: upper transverse frame

33: vertical frame 34: horizontal support

35: longitudinal support 36: protruding end

37: guide groove 38: annular groove

39: step 39d: arc part

40: side plate hinge 41: connecting protrusion

41a: Protrusion pin 42,43: Connection fixing part

44: step

50: Reinforcement Bar

According to a preferred aspect of the present invention for smoothly achieving the first and second objects of the present invention, the left and right side plates and the left and right side plates which are foldably coupled thereto by the base plate and the pivoting motion. There is provided an up-down handle-type foldable lightweight container that is configured to move up and down along both ends and to be fixed to an upper portion of the both ends.

According to a preferred aspect of the present invention for smoothly achieving the first to third objects of the present invention, in the above-mentioned up-down handle type folding lightweight container, a plastic thin film on at least one of the base plate and the left and right plates An up-down handled foldable lightweight container with a seat window is provided.

According to a preferred aspect of the present invention for smoothly achieving the fourth object of the present invention described above, the up-down handle is a slit for inserting the front and rear plates containing the type and quantity of the goods or the shipping address information, or advertising text or pictures. There is provided an up-down handle folding foldable lightweight container.

According to a preferred aspect of the present invention for smoothly achieving the fifth object of the present invention, in the up-down handle-type folding lightweight container, a support reinforcing bar (supporting and reinforcing) inside at least both corners of the left and right side plates There is provided an up-down handled folding lightweight container in which the bars are inherent.

According to another preferred aspect of the present invention for smoothly achieving the first to fourth objects of the present invention, the base plate having a protruding frame on both sides facing each other; A left and right side plate which is hinged to the protruding frame and has guide grooves having annular grooves extending in the longitudinal direction at both left and right ends thereof and bounded by stepped portions, and having a plastic thin film sheet window in a central portion of the center; It consists of an up-down handle that is movable up and down along the guide groove and has a vertical through slit at its long periphery and has an oval cross section along its longitudinal direction: when formed as a container, both ends of the up-down handle are guides of the left and right plates. A front and rear face plate is inserted into the slit in the state of being inserted into the annular groove above the groove to include article related information; At the time of folding, the up-down handle is seated downward along the guide groove by the 90 ° rotation in the state where the front and rear plates are taken out, and then the left and right side plates are pivoted by the inner side of the base plate. Handle-folding lightweight containers are provided.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

3 to 8 relate to a foldable lightweight container 1 having a window according to a preferred embodiment of the present invention.

Referring to FIG. 3, which is a perspective view showing an up-down handle-type foldable lightweight container 1 according to a preferred embodiment of the present invention, the basic configuration includes a first protruding frame 13 and a second protruding frame 14. The base plate 10 and the guide grooves 37 extending in the longitudinal direction at the left and right ends thereof, and the annular grooves 38 formed by the step 39 above the guide grooves 37 are formed and formed in the center. The left and right side plates 30 having windows in most areas, the up and down handles 20 which are vertically movable along the guide grooves 37 and having vertical through-slits 20a at the long periphery along the longitudinal direction and having an elliptical cross section. It consists of.

In the illustrated example, the base plate 10 comprises a first projecting frame 13 and a second projecting frame 14 and a grating structure 12 which forms a plurality of square or rectangular gratings formed integrally therebetween for light weight. ) And one large bottom thin film sheet window 11 which seals between the gratings. The bottom thin film sheet window 11 may be formed on the upper surface or the lower surface of the lattice structure 12, or anywhere in the middle of the thickness, but the lattice structure 12 may be prevented from abrasion by friction with the bottom surface on which the box is placed. It may be attached to the upper surface of the) or may be integrally formed on the upper surface or in the middle of the thickness by insert molding. In addition, in the present invention, the lattice structure 12 is not limited but optional, and may be formed in a square or rectangular plate shape without the bottom thin film sheet window 11 or the lattice structure 12 described above.

On the other hand, in the illustrated example, the left and right side plates 30 are upper transverse frames 32 and vertical frames 33 at both ends thereof, and one large thin film sheet window 31 formed in most of the central regions defined by them. The vertical frame 33 at both ends of the left and right side plates 30 includes a plurality of vertical supports 35 for reinforcing support strength, and a plurality of horizontal supports 34 are disposed between the vertical supports 35. ) Is formed. If necessary, it is a matter of course that a plurality of longitudinal supports (not shown) may be further formed at any position in the center of the upper transverse frame 32 of the left and right side plates 30 to strengthen the support strength. The upper horizontal frame 36 has a smooth surface and may be a medium or hollow structure having a square, rectangular, circular, or oval cross section, but a hollow structure for light weight It may be desirable.

In addition, if necessary, a grip portion (not shown) may be formed in the upper center of the left and right side plates 30 to increase usability.

In addition, with reference to the illustrated example and FIG. 8, the vertical frame 33 at both ends of the left and right side plates 30 has a protruding end portion 36 that is slightly curved inwardly and extends. An inner surface of the protruding end portion 36 is formed with a guide groove 37 extending in the longitudinal direction, and an upper portion of the annular groove 38 bounded by a step 39 above the guide groove 37. Is formed.

Meanwhile, the up-down handle 20 has an elliptical cross section from the illustrated example and FIG. 8, and a long through slit 20a vertically penetrating is formed at the long edge of the short and long edges of the ellipse. The slit 20a is not formed at the elliptical end portion 20b. The up-down handle 20 can be moved up and down along the guide groove 37 described above by causing the width thereof to be reduced by rotating it by 90 °.

Next, the side plate hinge portion 40 will be described with reference to FIG. 8, respectively, and are formed at both inner ends of the first protruding frame 13 of the base plate 10, and fastening holes 42a and 43a may be formed at the center thereof. And a pair of connection fixing parts 42 and 43 having a plurality of protrusions extending downward from both lower ends of the left and right side plates 30 and pivotally inserted into the respective fastening holes 42a and 43a. It consists of a pair of connecting protrusions 41 having pins 41a. Each of the protruding pins 41a may be fastened to the pair of connection fixing parts 42 and 43 formed on both inner ends of the first protruding frame 13 of the base plate 10. It is inserted into each of the rotational motion. On the other hand, the bottom of the connecting protrusion 41 is formed with a round arc portion (39d) to enable a smooth pivot movement when folded.

Due to the hinge portion 40 configuration, the left and right side plates 30 positioned on the first protruding frame 13 of the base plate 10 can be folded into the base plate 10.

FIG. 4 is a perspective view illustrating a modification of the up-down handle type folding lightweight container 1 of FIG. 3, and a support reinforcing bar for reinforcing or reinforcing support strength when laminated on the protruding end 36 at both ends of the left and right side plates 30 ( Except that 50 is inserted, the description thereof is essentially the same as the container 1 of FIG. 3, and thus, further description will be omitted.

The support reinforcing bar 50 is integrally formed when the left and right side plates 30 are formed by insert molding, or when the left and right side plates 30 are formed, the support reinforcing bar 50 is formed in advance and supported by the left and right side plates 30 in which the molding is completed. The reinforcement bar 50 may be inserted, or a cap (not shown) having a large area at both ends of the inserted support reinforcement bar 50 may be mounted by suitable means such as screwing or forced press-fitting.

By the support reinforcement bar 50 described above, even if a plurality of foldable lightweight containers 1 of the present invention are stacked vertically, the support reinforcement bar 50 can be reinforced to have sufficient support strength.

In addition, although not shown, if necessary, the support reinforcing bar 50 may be installed at four corners of the base plate 10, and in the horizontal direction for increasing the lateral strength of the left and right side plates 30. It can also be installed in any position.

The material of the support reinforcing bar 50 is not limited as long as it can impart sufficient support strength. For example, aluminum, steel, stainless steel, or any alloy thereof, engineering plastic, reinforced ceramic, or the like may be selected.

FIG. 5 is a perspective view illustrating a state of use of the up-down handle-type folding lightweight container 1 of FIG. 3, and includes various information such as a delivery address, a kind, quantity, or the like between the through-slits 20a of the up-down handle 20. The front and rear plates 21 formed of an opaque plate such as a hard board paper, cardboard, a resin plate or a hard sheet, or a transparent or semi-transparent thin sheet window on which the phrase or picture 21a is described and / or designed may be The state sandwiched between the through slits 20a and seated in a long groove (not shown) formed in the inner side adjacent to the second protruding frame 14 of the base plate 10 is shown.

For other matters, refer to FIG. 3 described above.

The folding method of the up-down handle type foldable lightweight container 1 according to the present invention with reference to FIGS. 3 and 5 to 7 will be described in detail with reference to FIG. 8, which describes the mounting and operating relationship of the up-down handle 20. Let's do it.

As shown in FIG. 8, in the state where the left and right side plates 30 are placed on the base plate 10, the cross-section is elliptical in the annular groove 38 of the upper side of the inner side of the protruding end portion 36 on both sides of the left and right side plates 30. The in-up handle 20 is fastened with its long circumference horizontally positioned, which is ensured by a pair of steps 39 defining the bottom of the annular groove 38.

On the other hand, for folding, the up-down handle 20 can be rotated by 90 ° so that its periphery is positioned perpendicular to the extending direction of the guide groove 37 so that it can move downward along the guide groove 37 described above. Done.

For folding the left and right side plates 30, the up and down handles 20 are seated between the connection fixing parts 42 and 43 formed in pairs at both ends of the first protruding frame 13 of the base plate 10, respectively. After the above, the left and right side plates 30 are folded into the base plate 10.

By reducing again, the folding process of the up-down handle type folding lightweight container 1 of the present invention will be described in the order of FIGS. 5, 3, 6, and 7.

First, the front and rear plates or the front and rear windows 21 (usually inserted in the field), which contain advertisements or goods or delivery information 21a, are extracted from the through slit 20a of the up-down handle 20 from the state shown in FIG. 3, and then the up-down handle 20 is rotated 90 degrees and moved downward by the above-described operation to be seated between the above-described connection fixing parts 42 and 43, and then to FIG. As shown in FIG. 7, the left and right side plates 30 are folded inside the base plate 10 by the pivoting movement of the hinge portion 40, and finally, as shown in FIG.

Through the state shown in Figure 6 and Figure 3 in the folded state shown in Figure 7, the process of making the form of the final folding lightweight container 1 shown in FIG. Shall be.

Meanwhile, the bottom thin film sheet window 11, front and rear plate (window) 20, and the thin film sheet window 31 of the left and right side plates 30 are optional components in the present invention, and are transparent, translucent, and opaque. The selection can be arbitrarily selected according to the type or characteristic of the product to be stored, the intention of the maintainer or the exhibitor, or the preference of the demander. The color can be given in the case of translucent or opaque, and the selection of the color is also arbitrary. .

The material or thickness of the thin film sheet window is not limited in the present invention and is optional, but generally, polyethylene terephthalate-based, polyethylene-based, polypropylene-based, polystyrene-based, acetal-based, nylon-based, fluorine-based resin, acrylic, and polycarbonate Various resin materials such as the system may be appropriately selected and used according to the characteristics of the object to be stored, the use of the container, the storage place or the purpose thereof, and the thickness thereof is generally 0.3 to 1.5 mm, preferably 0.3 to 0.8 mm. can do.

The formation of the thin film sheet window may be integrally molded by insert molding, or may be molded in a state in which at least one or more large openings are formed in the sheet forming portion, and then inserted or glued into the previously formed grooves. It can be attached or replaced easily by doing so.

As described above, the up-down handle-type foldable lightweight container according to the present invention can be made lighter by adopting a simple up-down handle instead of a complicated front and back plate capable of pivoting, so that the plastic resin requirements are relatively low in manufacturing. In addition, since it does not adopt a complex rocker configuration, the number of parts is simple and the assembly is simple and easy, which reduces raw material cost, mold cost, and assembly cost, and optionally, base plate, left and right side plates, or front and back plates. In the case of forming a thin sheet window in (window), the stored contents can be easily and accurately checked in any direction even in a stacked state, thereby improving logistical workability, and providing information, delivery, and storage of the contents themselves. Information about, etc. or in visual ads Easily and simply attach, detach or replace the front and back plates (windows), including the back and the like, to the up-down handles, and optionally when supporting reinforcing bars are used, sufficient support strength may be imparted upon lamination despite the reduction in weight. Can be.

Although the present invention has been described in detail with reference to preferred embodiments, this is for illustrative purposes only and is not intended to limit the present invention, those skilled in the art can be various changes and modifications without departing from the scope of the present invention as well It should be noted that this is also within the scope of the present invention.

Claims (7)

With base plate, Left and right side plates foldably coupled thereto by a pivoting movement, It is composed of an up-down handle that is movable up and down along both ends of the left and right side plates and is fixed to an upper portion of the both ends. Up-down handle-fold foldable lightweight container. The up-down handle type folding lightweight container according to claim 1, wherein a plastic thin film sheet window is formed on at least one of the base plate and the front and back plates. The container according to claim 1, wherein a supporting and reinforcing bar is integrated in at least two corner portions of the left and right side plates. An up-down handle folding lightweight container according to claim 1, wherein the up-down handle has a slit into which a front and back plate including an article type, quantity or shipping information, or advertisement text or a picture is inserted. The up-down handle folding lightweight container according to claim 4, wherein the front and rear face plates are formed of a transparent, translucent, or opaque material, and are colored resin films, thin film windows, or plates, or paper plates. The method according to any one of claims 1 to 3, The base plate has protruding frames on opposite sides of the base plate; The left and right side plates are hingedly coupled to the protruding frame and have guide grooves having annular grooves extending in the longitudinal direction on both left and right ends thereof and bounded by stepped portions; The up-down handle is configured as an up-down handle that is movable up and down along the guide groove and has a vertical through slit at its long periphery along its longitudinal direction and is elliptical in cross section: When formed as a container, the front and rear plates are inserted into the slit while both ends of the up-down handle are inserted and fixed in the annular groove above the guide groove of the left and right side plates; During folding, the front and rear plates are seated downward along the guide groove by the 90 ° rotation of the up and down handles, and then the left and right side plates are pivoted into the base plate. Folding lightweight container with up-down handle. The method according to claim 6, wherein the seating position of the up-down handle is located between a pair of connection fixing portions respectively formed as hinge portions at respective opposite corners of the base plate when seated down. An up-down handle-type foldable lightweight container in which a long groove into which one end of the plate or window is inserted is formed on a base plate.