KR102661430B1 - Usability extension unit for folding box - Google Patents

Abstract

The present invention relates to an expansion unit for a folding box used for various purposes in leisure activities such as camping, at home, or at industrial sites. More specifically, it is an expansion unit that can be combined and installed using handle holes on both sides of the folding box. Provided, the expansion unit has a fitting part inserted into the handle hole on one side, and a separately provided fixing key is formed on the fitting part protruding through the handle hole, so that the expansion unit is attached to the side of the folding box. As it is constructed so that it can be firmly assembled,
A gas holder for a portable gas cylinder is formed on the side of the folding box so that the folding box itself can function as a burner stand, or a tool holder is formed on the side of the folding box so that the top of the folding box can be used as a kitchen table for various purposes. Kitchen utensils can be easily mounted, and depending on the shape of the expansion unit, an additional auxiliary top can be formed between spaced apart folding boxes, or a burner can be placed on the auxiliary top, so that a burner holder can be installed between the tops of both folding boxes. By forming it, the usability of the folding box can be further improved, and the folding box can be used as an existing auxiliary table, extension table, burner stand, kitchen table, etc.

Description

Usability extension unit for folding box}

The present invention relates to an expansion device for a folding box used for various purposes in leisure activities such as camping, at home, or at industrial sites. More specifically, it relates to various expansion units that are combined and installed using handle holes formed on the side of the folding box. Through this, an auxiliary top plate or a burner holder can be formed between the folding boxes spaced apart from each other, and if necessary, a folding box that allows a gas holder or tool holder to be formed by combining them on the side of the folding box. It is about the usability expansion unit.

In general, a folding box refers to a folding box made of synthetic resin such as plastic. The front plate, the back plate, and the bottom of both side plates are hinged from the upper edge of the bottom plate, and the front plate and the front plate are connected to the upper side of the bottom plate. The back plate and the side plates on both sides can be folded horizontally for storage and transport, or the front plate, back plate, and both side plates can be erected vertically from the bottom plate and deployed to form a box that can store various items. There is.

Folding boxes like this are commonly used in outdoor leisure activities such as camping. They have the advantage of being able to be stored and carried by folding them to occupy a minimum space during normal use, and then deployed quickly and easily when needed, allowing them to be used at home or for various commercial purposes. and industrial fields are widely used for the purpose of storing or transporting various goods.

In particular, the folding box as described above includes a long side plate, a short side plate, a bottom plate, and an upper frame as in recent patent publication No. 10-2012-0050129; It is made to include a fastening means to prevent easy access to the contents, and the fastening means is configured to prevent the short side plate from rotating about the first hinge axis, and is installed on the inner surface of the short side plate to prevent easy access to the contents. A locking hole is installed to protrude outward from the side end or bottom edge of the side plate, and a fitting hole into which the tip of the locking hole protruding outward from the short side plate can be inserted is provided on the inner surface of the long side plate or the upper surface of the bottom plate. A foldable packaging box designed to do this has been developed and has been improved to significantly reduce the volume in the folded state.

Next, in the case of Registered Patent No. 10-1831840, a bottom plate, a left supporter and a right supporter each standing upright at the left and right corners of the bottom plate and provided with a plurality of side frame fastening parts at the upper edge, and the front and rear sides of the bottom plate A bottom plate frame having a front support and a rear support that are each upright at the corners and provided with a plurality of front and rear frame fastening portions at the upper corners, a first side plate, and a first upper outer frame provided at each of the four corners of the first side plate. a first lower outer frame portion having a plurality of first support fastening members that protrude downward and are rotatably coupled to the side frame fastening portion, and a first side outer frame portion provided with a plurality of frame fastening protrusions. a left side frame and a right side frame each, and a second side plate and a second upper outer frame portion provided at four corners of the second side plate, respectively, protruding toward the bottom and rotatably coupled to the front and rear frame fasteners, A front frame and a rear frame each having a second lower outer frame portion having a plurality of second support fastening members and a second side outer frame portion provided with a plurality of frame fastening protrusion coupling holes for receiving and coupling the frame fastening protrusions. A foldable box has been developed and registered.

In addition, in the case of Patent Registration No. 10-1996188, a bottom portion provided to be folded inward by one or more bottom folding means; a front portion connected to the front of the bottom portion; a rear portion connected to the rear of the bottom portion; a left side portion connected to the left side of the bottom portion and provided to be folded inward by one or more left folding means; and a right side portion connected to the right side of the bottom portion and provided to be folded inward by one or more right folding means, wherein the left side portion and the right side portion include areas below the left folding means and the right folding means. A foldable box has been developed and registered in which soft side flexible portions are provided so that when the left side portion and the right side portion are folded inward, the bottom portion can be folded inward at the same time.

In addition, a square-shaped bottom plate as in Patent Publication No. 10-2020-0133542; Four frames rotatably installed at each corner of the floor plate, the two ends of which overlap each other when perpendicular to the floor plate; At least two fixing parts installed on the outer surface of the frame to fix the frames adjacent to each other, wherein a fastening part into which the fixing part can be inserted is formed at an end of the frame that overlaps an end of the frame where the fixing part is installed, and , a foldable box has been proposed in which the adjacent frame and the non-fixed frame can rotate when the fixing part slides and moves away from the fastening part.

Next, as in the case of Registered Patent No. 10-2080325, in the operating method of a folding box including a back wall, a right wall, a left wall, and a front wall rotatably installed at each corner of a square-shaped bottom plate, the back wall and the right wall , a method of folding a folding box in which the left wall and the front wall are fixed by a fixing part to be perpendicular to the floor plate and an internal space is formed therein, the front wall is rotated outward to open the internal space. open phase; A right wall folding step and a left wall folding step in which the right wall and the left wall are rotated inward in a random order and folded parallel to the bottom plate; A rear wall folding step in which the rear wall is rotated inward and folded into the interior space; and a front wall folding step in which the front wall, which has been rotated outward, is rotated inward and folded into the interior space, wherein the back wall folding step and the front wall folding step are capable of being folded in any order. and has been registered.

Folding boxes of various structures such as these have a separate top plate placed on top of the box in the deployed and assembled state so that the folding box can be used in the form of a table using the top plate in addition to its original storage purpose, or the folding box can be used as a table using the top plate. The open top of the box can be concealed, and various items can be placed on top of the folding box using the top plate.

However, in addition to the original purpose of storage, the existing folding box has a problem in that it is only used as a table corresponding to the size of the folding box by simply placing a top on the open folding box.

In other words, the above-mentioned folding box is mainly used to transport goods when camping. When the arrangement of the transported goods is completed, the folding box virtually loses its need and is left lying around or folded and stored, so the usability of the folding box is low. is extremely limited.

In addition, in the process of outdoor leisure activities such as camping, folding boxes as described above are mainly used, as well as tables, cutting boards, burners, and gas, and accordingly, separate tables, counters, and burner stands must be purchased and carried. Not only does this cost a lot of money, but it also takes up a lot of storage space, making it very cumbersome to move, and each carry-on has no multi-functional usability as it is left untouched until reused once its unique purpose of use is realized. Therefore, it contains the problem of being extremely inefficient.

Republic of Korea Patent Publication 10-2012-0050129 (published May 18, 2012) Republic of Korea Patent No. 10-1831840 (registered on February 19, 2018) Republic of Korea registered patent 10-1996188 (registered on 2019.07.02.) Republic of Korea Patent Publication 10-2020-0133542 (published on November 30, 2020) Republic of Korea Patent 10-2080325 (registered on February 17, 2020)

The present invention improves the problems described above, and includes an expansion unit that can be coupled and installed using handle holes on both sides of a folding box, wherein the expansion unit forms a fitting portion on one side to be inserted into the handle hole. In addition, a separately provided fixing key is formed on the fitting part protruding through the handle hole so that the expansion unit can be firmly assembled on the side of the folding box,

By varying the form of the above expansion unit, it can be used as a gas holder or various tool holders attached to a folding box, or as an auxiliary top or burner holder located between adjacent folding boxes, The purpose of the present invention is to provide a usability expansion unit for a folding box that has the feature of allowing the expansion unit to be spaced upward and downward through a connection bar coupled to the expansion unit, if necessary.

The present invention for achieving the above-mentioned object is provided with an expansion unit mounted using a handle hole formed on the side of a folding box, wherein the expansion unit consists of a unit body in the form of a flat plate and a fixing key, A fitting part is formed on the side of the unit body that is inserted into the handle hole of the folding box and protrudes into the inside of the folding box, a vertically penetrating fastening hole is formed in the fitting part, and the fixing key is inserted into the fastening hole at the bottom. The binding pin is formed to protrude and is configured to be mounted on the side of the folding box by the unit body and a fixing key.

Depending on the form, the expansion tool of the present invention forms a gas holder for a portable gas cylinder on the side of the folding box so that the folding box itself can function as a burner stand, or forms a tool holder on the side of the folding box to enable folding. When using the top of the box as a kitchen counter, various kitchen tools can be easily mounted. Depending on the shape of the expansion unit, an additional auxiliary top can be formed between spaced apart folding boxes, or a burner can be placed on the auxiliary top. By forming a burner stand between the tops of both folding boxes, the usability of the folding box can be further improved, and the folding box can be used as an existing auxiliary table, extension table, burner stand, kitchen table, etc. It works.

Figure 1 is an illustration of the entire top of a folding box equipped with a usability expansion unit according to the present invention.
Figure 2 is an illustration of the entire lower part of a folding box equipped with a usability expansion unit according to the present invention.
Figure 3 is an overall exploded perspective view of the usability expansion unit and folding box according to the present invention.
Figure 4 is a fully separated front view of the usability expansion unit and folding box according to the present invention.
Figure 5 is a perspective view showing a preferred embodiment of the usability expansion unit according to the present invention.
Figure 6 is an example of mounting the usability expansion unit according to Figure 5
Figure 7 is a perspective view showing another embodiment of the usability expansion unit according to the present invention.
Figure 8 is an example of installation of the usability expansion unit according to Figure 7
Figure 9 is a perspective view showing another embodiment of the usability expansion unit according to the present invention.
Figure 10 is an example of installation of the usability expansion unit according to Figure 9
Figure 11 is a perspective view showing another embodiment of the usability expansion unit according to the present invention.
Figure 12 is an example of installation of the usability expansion unit according to Figure 11
Figure 13 is a perspective view showing another embodiment of the usability expansion unit according to the present invention.
Figure 14 is an example of installation of the usability expansion unit according to Figure 13
Figure 15 is another example of mounting the usability expansion unit according to Figure 13.
Figure 16 is another example of installation of the usability expansion unit according to Figure 13

Additional objects, features and advantages of the present invention may be more clearly understood from the following detailed description and accompanying drawings.

Prior to a detailed description of the present invention, it should be noted that the present invention is capable of various modifications and may have various embodiments, and the examples described below and shown in the drawings are not intended to limit the present invention to specific embodiments. No, it should be understood to include all changes, equivalents, and substitutes included in the spirit and technical scope of the present invention.

Additionally, when a component is referred to as being “connected” or “connected” to another component, it may be directly connected or connected to the other component, but other components may also exist in between. It must be understood that there is. On the other hand, when it is mentioned that a component is “directly connected” or “directly connected” to another component, it should be understood that there are no other components in between.

Next, the terms used in this specification are only used to describe specific embodiments and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly dictates otherwise. In this specification, terms such as “comprise” or “have” are intended to designate the presence of features, numbers, steps, operations, components, parts, or combinations thereof described in the specification, but are not intended to indicate the presence of one or more other features. It should be understood that this does not exclude in advance the possibility of the existence or addition of elements, numbers, steps, operations, components, parts, or combinations thereof.

In addition, terms such as "...unit", "...unit", and "...module" used in the specification refer to a unit that processes at least one function or operation, which is hardware or software or hardware and It can be implemented through a combination of software.

In addition, when describing with reference to the accompanying drawings, identical components will be assigned the same reference numerals regardless of the reference numerals, and overlapping descriptions thereof will be omitted. In describing the present invention, if it is determined that a detailed description of related known technologies may unnecessarily obscure the gist of the present invention, the detailed description will be omitted.

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

Figure 1 is an exemplary view of the entire upper part of a folding box equipped with a usability expansion unit according to the present invention, Figure 2 is an exemplary diagram of the entire lower part of a folding box equipped with a usability expansion unit according to the present invention, and Figure 3 is an exemplary diagram according to the present invention. FIG. 4 is a fully separated front view of the usability expansion unit and the folding box according to the present invention, and FIG. 5 is a perspective view showing a preferred embodiment of the usability expansion unit according to the present invention.

As shown, the usability expansion unit according to the present invention is used by being mounted on an existing folding box for camping or various storage purposes, and the handle hole 11 (11') is essentially formed on the side of the folding box 10. will be used.

At this time, the expansion unit 100 is composed of a unit body 110 in the form of a flat plate and a fixing key 120, and the handle hole 11 of the folding box 10 is located on the side of the unit body 110. ) (11') is inserted into the fitting portion (111) (111') to protrude to the inside of the folding box (10), and the fitting portion (111) (111') is formed with a vertically penetrating fastening hole (112). ) (112') is formed, and the fixing key 120 has binding pins 121 (121') protruding at the bottom to be inserted into the fastening holes 112 (112').

Therefore, after inserting the fitting part 111 (111') of the unit body 110 into the handle hole 11 (11') of the folding box 10, it penetrates the handle hole 11 (11'). By inserting the binding pins 121 and 121' of the fixing key 120 into the fastening holes 112 and 112' of the fitting parts 111 and 111' protruding inside the folding box 10. The unit body 110 is coupled and fixed.

At this time, it would be desirable to configure the fixed key 120 so that one side of the fixed key 120 is in close contact with the inner surface of the folding box 10 as much as possible while it is fastened to the unit body 110, and the fixed key ( As the horizontal width of the binding pins 121 (121') is narrower than the horizontal width of the binding pins (121) (121'), the binding pins (121) (121') are connected to the fastening holes (112) (112') of the unit body (110). ) is inserted, the bottom of the fixing key 120 comes into contact with the unit body 110 while the binding pins 121 and 121' are fully inserted into the fastening holes 112 and 112'. (120) will be able to maintain a stable coupled state on the unit body 110.

Accordingly, the expansion unit 100 of the present invention can be quickly and easily mounted on one or both sides of the folding box 10 using the fixing key 120, and the shape or shape of the unit body 110 By designing the size, etc. to be variable, it can be utilized or used for various purposes, and the usability of the folding box 10 will be able to be further expanded and improved by this expansion unit 100.

In particular, a step in the outward direction on the plane corresponding to the mutual boundary between the unit body 110 and the fitting portion 111 (111') is formed on the side of the handle hole (11) (11') of the folding box (10). As the reinforcing ribs (12) (12') are further formed by forming locking grooves (113) (113') into which the reinforcing ribs (12) (12') are inserted, the fitting portions (111) (111) for the handle holes (11) (11') are further formed. ') and the mutual coupling of the locking grooves 113 and 113' with respect to the reinforcing ribs 12 and 12', thereby increasing the binding force of the expansion unit 100.

That is, the fitting portions 111 and 111' of the unit body 110 are designed to have a thickness and width corresponding to the handle holes 11 and 11' of the folding box 10, and the fitting portion ( If 111) (111') is inserted into the handle hole (11) (11'), the unit body 110 will minimize shaking due to mutual coupling, but in order to increase mutual coupling and fixing force, the unit body 110 By further forming locking grooves 113 (113') on both sides of the fitting portions (111) (111') in the insertion direction, the fitting portions (111) (111') are inserted into the handle holes (11) (11'). When inserted, the reinforcing ribs (12) (12') of the folding box (10) formed on both sides of the handle holes (11) (11') are inserted into the locking grooves (113) (113'), resulting in a more robust assembly. Since the force can be obtained, it is possible to minimize the shaking or gap of the expansion unit 100 with respect to the folding box 10.

Such an expansion unit 100 can further expand the usability, convenience, and possibilities of the folding box 10 through various shapes and configurations as described above. The fitting part of the unit body 110 as described above ( 111) is formed only on one side of the unit body 110 as shown in FIG. 5, and a seating groove 114 and, if necessary, a through hole are additionally formed in the center of the unit body 110, so that the seating groove 114 ) The unit body 110 can be configured to be used as a gas holder formed on one side of the folding box 10 by the gas container 20 placed on it.

Therefore, as shown in FIG. 6, after inserting the fitting portion 111 of the unit body 110 into the handle hole 11 (11') on one side of the folding box 10, it is inserted into the inside of the folding box 10. When mutually assembled by inserting the fixing key 120 downward into the fastening hole 112 formed in the protruding fitting portion 111, the unit body 110 can be quickly, easily, and firmly fixed to the folding box 10. It is possible.

In this way, the unit body 110 having a one-side biased fitting portion 111 is mounted on one side of the folding box 10 and holds a gas container such as isobutane gas through the seating groove 114 formed in the unit body 110. 20), the burner using gas can be placed on the top of the folding box 10 and used easily, and the gas container 20 is stably fastened to the mounting groove 114 of the unit body 110. Since it will maintain its current state, it will provide not only convenience in use but also safety.

Next, as another embodiment of the expansion unit 100 of the present invention, as shown in FIG. 7, the unit body 110 is configured in the form of a square plate, and the fitting portions 111 (111') are connected to the unit body 110. ) is configured to be formed on both sides, and the fixing keys 120 can be coupled to the fitting parts 111 and 111' on both sides, respectively, and the fitting parts 111 and 111' are provided on both sides as described above. The formed unit body 110 is inserted and fastened into the handle holes 11 and 11' of the folding box 10 spaced apart from each other, as shown in FIG. 8. , by inserting the binding pins 121 and 121' of the fixing key 120 into the fastening holes 112 and 112' in the fitting portions 111 and 111' protruding inside the folding box 10. The unit body 110 can be fixed.

The unit body 10 in the form of a square flat assembled in this way connects the spaced apart folding boxes 10 and 10' and serves to form a top plate between the folding boxes 10 and 10'. By doing this, it may be possible to complete a long table in the form of the top of the folding box (10) (10') being extended by the unit body (10), and the folding box (10) (10') can be opened. In this state, it can be used as a table with a top plate formed between the folding boxes 10 and 10', and the unit body 10 in the form of a top plate as described above can be used in various forms such as a kitchen table or cutting board. can be obtained.

In addition, in the expansion unit 100 of the present invention, the unit body 110 is configured in the form of a square plate as shown in FIG. 9, and the fitting portions 111 (111') are attached to the unit body 110. It is formed on both sides, and a burner hole 115 is formed in the center of the unit body 110, and the handle holes 11 of the folding box 10 are spaced apart from each other. After each insertion into (11'), the binding pin 121 of the fixing key 120 is inserted into the fastening hole 112 (112') of the fitting portion 111 (111') protruding inside the folding box 10. )(121') is inserted and connected to each other, so that the unit body 110 can be used as a burner holder.

Accordingly, as shown in FIG. 10, a small gas burner 30 for camping is placed in the burner hole 115 of the unit body 100, and the unit bodies 110 are spaced apart from each other in a folding box 10 ( It can be used as a burner stand formed between 10'), and various tools, containers, or food ingredients stored in the folding box 10 (10') located on both sides can be used quickly and easily, as well as the gas burner ( Food prepared using 30) can be placed on the top of the folding box 10 (10') on both sides and consumed quickly and conveniently.

In addition, as another embodiment of the expansion unit 100 of the present invention, as shown in FIG. 11, the unit body 110 is configured in the form of a square plate, and the fitting portions 111 and 111' are connected to the unit. It is formed only on one side of the body 110, and a long vertical through slot 115 is formed in the unit body 110, so that various kitchen tools can be inserted and mounted in the through slot 116. .

That is, insert the one side fitting part 111 (111') of the above-described unit body 110 into the handle hole 11 (11') on one side formed in the folding box 10 to the inside of the folding box 10. By inserting the binding pins 121 and 121' of the fixing key 120 into the fastening holes 112 and 112' of the protruding fitting parts 111 and 111', the expansion unit for the folding box 10 ( 100) can be mounted, and various tools such as a ladle, scissors, or tongs can be inserted and mounted using the through slot 115 of the expansion unit 100 assembled on one side of the folding box 10. As a result, the unit body 100 can be used as a tool holder formed on one side of the folding box 10, as shown in FIG. 12, so that various tools can be used quickly and conveniently.

Next, in the present invention, in order to further improve the functionality and convenience of use of the expansion unit 100 as described above, a separately provided connecting stand 130 is provided that is coupled to the side of the expansion unit 100 as shown in FIG. 13. In other words, the connecting stand 130 is configured to be coupled with the expansion unit 100 described above and at the same time a separately provided additional unit 140 is coupled together.

At this time, a fitting groove 117 is formed on the side of the unit body 110 as described above, and an engaging groove 131 is formed on one upper side of the connecting stand 130, and these are fitted as shown in FIGS. 14 and 15. It is configured to fix the unit body 110 and the connecting rod 130 by combining the groove 117 and the engaging groove 131.

In addition, the expansion unit 100 and the additional unit 140 are attached to the upper and lower sides of the folding box 10 using the handle holes 11 and 11' of the folding box 10 by the connection bar 130. It is configured so that it can be mounted in two stages. As shown in FIG. 16, the above-described connecting rod 130 has locking protrusions 132 and 132' protruding from both sides of the lower part, and the locking protrusion 132 of the connecting rod 130 ) (132'), on the upper side, an inclined portion 133 is formed so that the connecting rod 130 is inclined in the form of an upper and lower beam, and the additional unit 140 has an entrance hole through which the upper side of the connecting rod 130 is inserted inward. It forms (141), and on both sides of the inside of the entry hole 141, there are fastening grooves 142 for inserting and locking both ends of the connecting rod 130 during the process of lowering the additional unit 140 from the upper side of the connecting rod 130. It is composed by forming (142').

Therefore, the additional unit 140 coupled to the connecting stand 130 can be used as a variety of auxiliary holders at the bottom of the expansion unit 100, and the connecting stand is attached to the bottom of the expansion unit 100, which is used as an existing gas holder. (130) can be used to mount an additional unit (140) that acts as another gas holder, or it can be used as an auxiliary tray or gas holder at the bottom of the expansion unit (100), which is used as an auxiliary top or table. The additional unit 140 can be installed and used, and the additional unit 140 can be assembled through the connecting rod 130 to serve as a gas holder or auxiliary tray at the bottom of the expansion unit 100, which is used as a burner holder or tool holder. It is possible.

In this way, the expansion unit 100 of the present invention improves efficiency by greatly increasing the utilization of the folding box 10, which was simply used as a storage box or simple table, and at the same time uses the folding box 10 to provide an expandable table, gas holder, burner holder, By using the folding box (10) equipped with a tool holder and two upper and lower holders in a single or combined form, it is possible to realize high satisfaction and usefulness in actual outdoor and outdoor leisure life along with convenience of use.

The embodiments described in the present specification and the configurations shown in the drawings are only one of the most preferred embodiments of the present invention and do not represent the entire technical idea of the present invention, so various equivalents and modifications can be substituted for them. It should be understood that there may be examples.

10,10': Folding box 11,11': Handle hole
20: gas container
30: Gas burner
100: expansion unit
110: Unit body 111,111': Fitting part
112,112': Fastening hole 113,113': Locking groove
114: placement groove 115: burner placement hole
116: Through slot 117: Fitting groove
120: Fixed key 121,121': Binding pin
130: connecting rod 131: engaging groove
132,132': Stopper 133: Inclined part
140: Additional unit 141: Entrance
142,142': Fastening groove

Claims (9)

It is provided with an expansion unit 100 that is mounted using a handle hole 11 (11') formed on the side of the folding box 10, and the expansion unit 100 includes a unit body 110 in the form of a plate and It consists of a fixing key 120, and on the side of the unit body 110, a fitting part is inserted into the handle hole 11 (11') of the folding box 10 and protrudes into the inside of the folding box 10. (111) (111') is formed, and vertically penetrating fastening holes (112) (112') are formed in the fitting portions (111) (111'), and the fixing key 120 is located at the bottom of the fastening hole. Binding pins 121 and 121', which are inserted into (112) (112'), are formed to protrude and are configured to be mounted on the side of the folding box (10) by the unit body 110 and the fixing key 120. In the usability expansion unit for the folding box,
Reinforcement ribs 12 and 12' formed on the sides of the handle holes 11 and 11' of the folding box 10 are inserted into the mutual boundary between the unit body 110 and the fitting parts 111 and 111'. By further forming a locking groove (113) (113'), the coupling of the fitting portion (111) (111') to the handle hole (11) (11') and the reinforcing rib (12) (12') A usability expansion unit for a folding box, characterized in that the binding force of the expansion unit 100 is increased by mutual coupling of the locking grooves 113 and 113'. delete delete delete delete delete delete delete delete

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