KR20230106465A - Folding bed with easy detachable structure of air mattress - Google Patents

Abstract

The present invention relates to a foldable bed having an easily detachable structure of an air mattress. As the foldable bed to which the air mattress is applied, the foldable bed having the easily detachable structure of the air mattress of the present invention can be used as the bed with the air mattress by unfolding folded legs as an air is injected into the air mattress. In addition, the air mattress can be used by easily connecting or removing a multi-point connector provided at a lower part to a first mattress connector and a second mattress connector of a folded unit side, respectively. In particular, when removed, a coupler may not protrude from the bottom of the air mattress. Therefore, the foldable bed having the easily detachable structure of the air mattress can be used not only as the foldable bed as described above, but also as a general mattress. The foldable bed having the easily detachable structure of the air mattress comprises: multiple floor supporting units (10); a side surface folded unit (20); a floor folded unit (30); an extended floor supporting unit (40); and the air mattress (50).

Description

Folding bed with easy detachable structure of air mattress

The present invention relates to a foldable bed having an easy attachment/detachment structure of an air mattress, and more particularly, by applying a structure for easy attachment/detachment handling of an air mattress seated and used on the top of a foldable bed, the convenience of attachment/detachment from a foldable bed is improved. It relates to a foldable bed having an easy detachable structure of an air mattress so that it can be used for bed mounting use as well as for use as a floor air mattress at home or camping with only the air mattress itself when removed.

As is well known, a bed is a piece of furniture made for people to lie down and sleep, ranging from a bed in a home-style bedroom where a mattress can be placed on a flat bed at a certain height from the floor, to a hospital bed that is easy to move and can be adjusted in angle, to an outdoor living room. A so-called camp bed, etc., which can be easily assembled or unfolded during use, is used.

The above-mentioned floor-fixed bed for general home use and hospital bed use a mattress filled with a material that provides a sense of cushion or have several springs interposed therein. Or, by laying and using a separate inflatable mattress, the maximum volume can be reduced.

Looking at the seafarer technology related to the foldable bed among the beds, Korean Patent Publication No. 10-2003-00845628 (Name: Air bed having an ascending structure and an automatic unfolding support structure, publication date: November 01, 2003, hereinafter referred to as ' Referred to as 'patent document') is disclosed.

The patent document is a folding bed in which an air mattress is used by combining a folding leg, and the connection with the air mattress is made through an upper connector assembly, and the connection operation of the air mattress has a difficult problem.

In particular, since the attachment of the air mattress is attached through the upper connector assembly on the support frame side, which is the leg of the bed, with the bottom surface of the air mattress positioned upward, it is difficult to attach the air mattress, and on the contrary, to remove it for the purpose of replacing the air mattress The work also had a problem of taking a long time.

The present invention was invented to solve the above-mentioned problems of the prior art, and by applying a structure for easy attachment and detachment handling of an air mattress used in the upper part of a foldable bed, it provides convenience in attachment and detachment from the foldable bed. An object of the present invention is to provide a foldable bed having an easy attachment/detachment structure of an air mattress so that the air mattress itself can be used for floor air mattresses at home or camping, as well as for installation and removal.

A foldable bed having an easy detachable structure of an air mattress according to the present invention for achieving the above object,

A pair of first pedestals supported on the floor, a first vertical shaft vertically installed from the top of the first pedestal and a second vertical shaft accommodating the first vertical shaft, and a support bracket connected to the upper portion of the second vertical shaft, , A plurality of upstanding installations from the bottom surface consisting of a first connecting rod having both ends connected to the support bracket, a second connecting rod having both ends connected to the first pedestal, and a first mattress connector provided on the upper part of the support bracket. bottom support;

A support pipe member that is connected between the bottom supports and is installed in a cross shape with a hinge axis between the bottom supports to adjust the spacing of the floor supports and is folded or unfolded, and a support pipe member between the support pipe members a side folding portion comprising a hinge member connecting and supporting one end of the upper and lower sides, and a third connecting rod interconnecting the hinge member corresponding to the lower side;

A pair of guide members connected between the bottom supports and sliding between the second connecting rod of the bottom supporting part and the third connecting rod of the side folding part to adjust the interval between the bottom supporting parts, and both ends are rotatably connected to the guide member A bottom folding portion made of a crossbar that is folded or unfolded by being crossed by a hinge axis;

A hinge that is fixed to the second vertical axis of the bottom support and has a hinge piece on one side, and a connector whose one side is rotatably connected to the support bracket of the bottom support and is elastically supported by a torsion spring, and the hinge Both ends of the first pipe are pivotally connected to the second support supported on the floor, and one end of the second pipe is fixed to the connector and the other end of the second pipe is pivotally connected to connect and support the grid-type support member An extended floor support portion made of a second mattress connector and folded to the top of the floor support portion or rotated from the floor support portion to be supported on the floor;

The vertical part protruding downward on the bottom surface to be detached from the first mattress connector on the upper side of the floor support and the second mattress connector of the extended floor support and a coupler formed with fitting jaws diverging to both sides at the lower end of the vertical portion are multi-point It is characterized in that it is configured to include; air mattress attached to the bottom.

The first mattress connector and the second mattress connector according to the present invention,

It has a '∪'-shaped insertion part with one side open at the top, and a mounting ring is axially coupled to the outer circumference of the insertion part to prevent the air mattress from coming out of the coupler by regulating the open entrance of the insertion part. It is characterized in that a stopper for limiting rotation is provided.

The periphery of the coupler according to the present invention is characterized in that a circular folding portion capable of appearing and retracting inward from the bottom surface of the air mattress is provided.

The foldable bed according to the present invention is a foldable bed to which an air mattress is applied, and the foldable leg portion according to air injection into the air mattress is spread and can be used as a bed having an air mattress. The coupler can be easily coupled or removed to the first mattress connector and the second mattress connector on the folded side, respectively. In particular, when the air mattress is removed, the coupler can not protrude from the bottom of the air mattress. It can be used as a foldable bed as well as a general attress.

1 is a perspective view showing a foldable bed for an air mattress according to the present invention;
2 and 3 are perspective views showing a folding leg supporting an air mattress according to the present invention;
4 is an enlarged perspective view of a first mattress connector and a second mattress connector on which an air mattress is mounted in a folded leg portion according to the present invention;
5 is a perspective view showing a first mattress connector, a second mattress connector, and a coupler attached to the bottom of the air mattress in FIG. 4;
Figure 6 is a perspective view showing a state in which the volume is reduced by folding the folded portion of the bed according to the present invention;
7 is a perspective view showing a state in which the bottom support portion and the extended bottom folding portion of the bed are connected according to the present invention;
8 is a cross-sectional view showing a connection state of each part in FIG. 7;
9 is a bottom perspective view showing a side fold and a bottom fold according to the present invention;
10 and 11 are front views showing the unfolded state of the foldable bed according to the present invention;
12 is a partial cross-sectional view illustrating a state in which the coupler of the air mattress is recessed inward according to the present invention.

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

Prior to this, the terms or words used in this specification and claims should not be construed as being limited to the usual or dictionary meaning, and the inventor appropriately uses the concept of the term in order to explain his/her invention in the best way. It should be interpreted as a meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined.

Therefore, the embodiments described in this specification and the configurations shown in the drawings are only one of the most preferred embodiments of the present invention, and do not represent all the technical ideas of the present invention, so at the time of this application, they can be replaced. It should be understood that there may be many equivalents and variations.

Folding bed according to the present invention will be described with reference to the accompanying Figures 1 to 12 as follows.

The folding bed 100 according to the present invention,

It is composed of a folded leg part that can be extended in the longitudinal direction and an air mattress that is seated on the upper part of the folded leg and provides a cushion by air supply.

Looking at the configuration of the folding bed 100, including the bottom support portion 10, the side fold portion 20, the bottom fold portion 30, the extended bottom support portion 40, and the air mattress 50 made of a tube body, It consists of

The floor support portion 10 has a pair of first support 11 supported on the bottom surface in a configuration consisting of a plurality of, a first vertical shaft 12 and a first vertical shaft vertically installed from the upper portion of the first support A second vertical shaft 13 for accommodating, a support bracket 14 connected to an upper portion of the second vertical shaft, a first linking unit 15 having both ends connected to the support bracket, and both ends connected to the first pedestal It consists of a second connecting rod 16 that is provided in a standing state from the bottom surface.

In addition, first mattress connectors 17 for connecting and supporting the grid-type support member 300 are provided at the upper portion of the support bracket 14, respectively.

The side folding part 20 is connected between the bottom supporting parts 10 to adjust the spacing of the bottom supporting parts, and is installed in a cross shape as a hinge axis between the bottom supporting parts to face each other. A support pipe member that is folded or unfolded (21), the hinge members 22 and 23 for connecting and supporting the upper and lower ends of the support pipe member between the support pipe members, and the third for interconnecting the hinge member 23 corresponding to the lower side It consists of a connecting rod (24).

The bottom folded portion 30 is connected between the bottom supporting portion 10 to adjust the distance between the bottom supporting portion 10 and the second connecting rod 16 of the side folding portion 20 and the third connecting rod of the side folding portion 20. It consists of a pair of guide members 31 sliding on (24) and crossbars 32 that are rotatably connected at both ends to the guide members and are crossed by hinge shafts to be folded or unfolded.

The extended floor support portion 40 is fixed to the second vertical shaft 13 of the floor support portion 10, and a hinge 41 having a hinge piece 41a on one side, and the bottom support portion ( One side is rotatably connected to the support bracket 14 of 10), the connector 42 elastically supported by the torsion spring S, and both ends of the first pipe P1 to the hinge 41 are rotated The second pedestal 43 connected and supported on the floor, one end of the second pipe P2 is fixed to the connector 42, and the other end of the second pipe is pivotally connected, and the second mattress connector 44 is connected to the top. ) It consists of a structure that is folded to the top of the bottom support portion 10 or rotated from the bottom support portion 10 to be supported on the bottom surface.

The air mattress 50 protrudes downward from the bottom surface to be detached from the first mattress connector 17 on the upper side of the floor support 10 and the second mattress connector 44 of the extended floor support 40. The vertical portion 52a and the coupler 52 having fitting jaws 52b branched to both sides at the lower end of the vertical portion 52a are attached to the bottom surface of the multi-point.

On the other hand, as shown in the attached FIGS. 4 and 5, the first mattress connector 17 and the second mattress connector 44 have a '∪'-shaped insertion part 17a with one side open at the top. (44a), and on the outer circumference of the insertion part (17a) (44a), a mounting ring (17b) (44b) for preventing the air mattress 50 from being separated from the coupler (52) by regulating the open inlet of the insertion part. The shaft is rotatably coupled, and stoppers 17c and 44c are provided in the rotation range of the mounting rings 17b and 44b to limit the range of rotation of the mounting rings 17b and 44b.

A plurality of the coupler 52 applied to the air mattress 50 according to the present invention is provided with a circular folding portion 54 capable of appearing and retracting from the bottom surface of the air mattress 50 inwardly. As shown in FIG. 12, the circular folding portion 54 is used as a mattress that generally provides a cushion by seating an air mattress on a flat bottom surface rather than a bed, and is positioned inwardly by the circular folding portion. The coupler is to prevent interference with the floor surface.

When the coupler 52 is pulled outward, the coupler forcibly protrudes from the bottom surface of the air mattress 50, and the first mattress connector 17 and the second mattress connector 44 of the foldable bed 100 as described above It is located on each side and connected at multiple points so that the air mattress can be installed or removed.

The use of a foldable bed having an easy detachable structure of an air mattress configured as described above is as follows.

The air mattress 50, which consists of air injection and discharge through an air pump 51, when air is injected according to electricity supply, gradually expands and expands in length and width, unfolding a foldable bed to accommodate one or two people. It provides a bed to lie down on.

The air mattress 50, which is inflated by air injection as described above, has four positions in which the second mattress connector 44 and the first mattress connector 17 of the bottom support portion 10 and the extended bottom support portion 40 are connected. , Overall, as the air mattress 50 is inflated by air injection starting from the 16 connection positions, the leg folding parts are unfolded and extended as shown in the attached FIGS. 2 and 3.

One side of the bottom support portion 10 is rotatably installed in the expansion floor support portion 40 is extended and expanded, gradually rotating from the support bracket 14 of the bottom support portion 10 as a starting point (42) And the second support 43 provided on the other end side of the first pipe (P1) and the second pipe (P2), one end of which is connected to the hinge 41, is supported by supporting the bottom on the bottom surface, and the second mattress connector ( 44) supports and supports the air mattress 50 that spreads upward and vertically.

As described above, the operation of the extended bottom support part 40 together with the expansion of the air mattress 50 expands the air mattress in the left and right directions in the state of FIG. will be able to provide

According to the above operation, the support pipe member 21 of the side folding part 20 connected between the bottom supporting parts 10 constituting the folding leg part is unfolded from the hinge member 22, 23 and the hinge axis as the starting point , Both ends of the crossbar 32 of the bottom folding part 30 are connected to the guide member 31 slidably installed on the third connecting rod 24 and unfolded in a crossed state, so that the folding bed 100 eventually becomes a user It is possible to stretch to the maximum length of the air mattress 200 that can be pressed down (see FIGS. 10 and 11).

On the other hand, when the foldable bed is to be folded, if the air injected into the air mattress 50 is discharged in the opposite direction, the air mattress contracts and simultaneously the side folds 20 and bottom folds 20, which are the leg folds, and the bottom folds 30 The volume is reduced by folding, and at this time, the expansion floor support 40 installed on the floor support 10 is contracted together with the air mattress 50 and the connector 42 is connected to the torsion spring with the support bracket 14 as the starting point. It is completely folded in the form shown in Figure 6 attached with the restoring force of (S).

The folding bed according to the present invention accommodates the folded folding bed as described above in a separate storage and carrying bag, and can be transported or stored and used. It is easy to handle by the user, and it is more convenient to use than conventional foldable beds because it provides bedding that can be laid down as needed, and the use of the bed is reduced by the effect of distributing the load received by the air mattress by applying the grid-type support member. provides the advantage of significantly extending the

On the other hand, the attachment and detachment of the air mattress 50 according to the present invention is performed on the bottom of the air mattress in the '∪'-shaped insertion parts 17a and 44a provided on the upper parts of the first mattress connector and the second mattress connector. Mounting is performed by combining a plurality of respective couplers 52 provided.

When the fitting jaw 52b formed under the vertical portion 52a of the coupler 52 is inserted into the insertion portion 17a or 44a and then the mounting ring 17b or 44b is rotated, the insertion portion The open parts of (17a) (44a) are interrupted, and the rotation of the mounting rings (17b) (44b) is limited by the stoppers (17c) (44c) provided around them, so that the air mattress is mounted as described above. The air mattress can be removed by opening the insertion parts 17a and 44a with the opposite rotation of the mounting rings 17b and 44b, and the air mattress can be easily removed by separating the coupler 52 of the air mattress. .

The air mattress removed as described above can be used as a general mattress without being applied to a foldable bed.

When using the mattress as described above, as shown in the attached FIG. 12, holding the coupler 52 and pressing hard in the air mattress 50, the circular folding part 54 moves inward like the coupler. It is possible to utilize a mattress for floor use because the coupler remains in a state where it is depressed and does not protrude on the bottom surface in contact with the bottom surface of the air mattress. This point has the advantage that it can be usefully used indoors at home or camping.

As described above, the present invention has been described by specific details such as specific components and limited embodiments and drawings, but these are provided to help a more general understanding of the present invention, and the present invention is not limited to the above embodiments. , Those skilled in the art in the field to which the present invention belongs can make various modifications and variations from these descriptions.

Therefore, the spirit of the present invention should not be limited to the described embodiments, and it will be said that not only the claims to be described later, but also all modifications equivalent or equivalent to these claims belong to the scope of the present invention. .

10: bottom support 11: first support
12: first vertical axis 13: second vertical axis
14: support bracket 15: first connecting rod
16: second connecting rod 17: first mattress connector
17a, 44a: insertion part 17b, 44b: mounting ring
17c, 44c: stopper 20: side fold
21: support pipe member 23: hinge member
24: third connecting rod 30: bottom folding part
31: guide member 32: crossbar
40: extended floor support 41: hinge
41a: hinge side 42: connector
43: second support 44: second mattress connector
50: air mattress 52: coupler
52a: vertical portion 52b: fitting jaw
54: circular folding part 100: folding bed
P1: first pipe P2: second pipe
S: torsion spring

Claims (3)

A pair of first pedestals 11 supported on the floor, a first vertical shaft 12 vertically installed from the top of the first pedestal, a second vertical shaft 13 accommodating the first vertical shaft, and the second A support bracket 14 connected to the upper part of the vertical shaft, a first connecting rod 15 having both ends connected to the support bracket, a second connecting rod 16 having both ends connected to the first pedestal, and the support bracket ( 14) and a plurality of floor supporting parts 10 installed upright from the floor surface composed of first mattress connectors 17 connecting and supporting the grid-type supporting member 300;
A support pipe member 21 that is connected between the bottom support portions 10 and installed in a cross shape with a hinge shaft between the bottom support portions to adjust the interval between the bottom support portions and is folded or unfolded, and the support pipe member Hinge members 22 and 23 connecting and supporting the upper and lower ends of the support pipe member between (21) and a third connecting rod 24 interconnecting the hinge member 23 corresponding to the lower side A side folding portion 20,
A pair connected between the bottom supporting parts 10 and sliding on the second connecting rod 16 of the bottom supporting part 10 and the third connecting rod 24 of the side folding part 20 to adjust the interval between the bottom supporting parts A bottom-folding part 30 composed of a guide member 31 of the guide member and a crossbar 32 that is rotatably connected at both ends to the guide member and is folded or unfolded by being crossed by a hinge shaft,
It is fixed to the second vertical shaft 13 of the bottom support 10, and to the hinge 41 having a hinge piece 41a on one side and to the support bracket 14 of the bottom support 10 A connector 42, one side of which is rotatably connected and elastically supported by a torsion spring S, and both ends of the first pipe P1 to the hinge 41 are pivotally connected to the second supported on the bottom surface A second mattress connector for connecting and supporting the grid-type support member 300, wherein one end of the second pipe P2 is fixed to the base 43 and the connector 42 and the other end of the second pipe is pivotally connected. 44) and an extended bottom support portion 40 that is folded to the top of the bottom support portion 10 or rotated from the bottom support portion 10 to be supported on the bottom surface;
A vertical portion 52a protruding downward from the bottom surface to be detached from the first mattress connector 17 on the upper side of the bottom support portion 10 and the second mattress connector 44 of the extended floor support portion 40, and An air mattress 50 in which couplings 52 having fitting jaws 52b branched on both sides at the lower end of the vertical portion 52a are attached to the lower surface at multi-points; A folding bed with a detachable structure. According to claim 1,
The first mattress connector 17 and the second mattress connector 44,
It has a '∪'-shaped insertion part (17a) (44a) with one side open at the top, and the outer circumference of the insertion part (17a) (44a) intermittently regulates the open inlet of the insertion part to make the air mattress 50 Air, characterized in that the mounting ring (17b) (44b) for preventing the escape of the coupler (52) is axially coupled, and a stopper (17c) (44c) for limiting the rotation of the mounting ring (17b) (44b) is provided A foldable bed with an easy-to-detach structure of the mattress. According to claim 1,
The foldable bed having an easy detachable structure of the air mattress, characterized in that the periphery of the coupler 52 is provided with a circular folding portion 54 that can protrude inward from the bottom surface of the air mattress 50.

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