KR20030062917A - Foldable Bed - Google Patents

Abstract

PURPOSE: Provided is a folding bed which prevents the bends from generating when the sheet is unfolded, has the simplified structure to prevent from the operation error and is used conveniently. CONSTITUTION: The folding bed comprising a bottom frame for accomplishing the folding by bonding a plurality of X supporters(3,4) and the lower and upper hinge bonded elements(5,6) each other and a sheet on the frame is characterized in that a sealing extension part(14) for receiving a folding device on the both sides of sheet body is formed; an unfolding device(20) connected to and facilitated in the one side of the supporter(4) is provided to the sealing extension part; and the unfolding device(20) is a bonded form of an extension element hinge bonded to one side curved extension part of the supporter(4) and a guide element.

Description

Folding Bed {Foldable Bed}

The present invention relates to a folding bed, and more particularly, to a folding bed that prevents bending from occurring when the sheet is unfolded and has a simple structure to prevent malfunction and convenience of use.

In the case of a conventional folding bed, there is a domestic utility model publication No. 95-6213, which is a pre-registered inventor of the present invention, a typical example of which is illustrated in Figs.

Such a conventional folding bed is the seat 2 is coupled to the upper portion of the lower frame (1) that is folded, the lower frame (1) of which a plurality of X-shaped support bars (3, 4) hinged each other Connected to each other, the upper and lower hinges (5) and (6) are coupled to each other, and the support section (3) located at the tip of the plurality of support sections (3, 4) is an extension (3a) The upper bent portion 4a of the support section 4 positioned on the opposite side is formed into a free end shape by bending and forming the rod 2a, 2a of the sheet 2, and the sheet 2 It is fitted to the bar portion (2b, 2b), the upper hinge fixing member 5 is configured to combine with the sheet 2 and the corresponding portions to form a plurality of support portions (7), respectively.

When the conventional folding bed unfolds the lower frame (1), the frame (1) supports the seat (2) in the lower center around a plurality of symmetrical support parts (7, 7) on both left and right sides Since the sheet 2 is configured to be pulled locally, only the straight portions 8 and 8 facing each other are supported, and the remaining portions 9 are bent downward. Since the unfolded portion of the sheet 2 does not maintain an evenly stretched state when it is used, the waist portion including the upper body is particularly uncomfortable and lacks comfort.

In addition, since the support section 4 is configured in the form of a free end, and the frame 1 itself is struck down regardless of the upper hinge fixing member 5, the operation is inconvenient during the assembly work of the seat 2, and the bed is When unfolded because the upper end is to play a supporting role depending on the sheet (2) is coupled to act as a destabilizing factor in the self-supporting structure of the support bar (4).

The present invention has been researched and developed to solve such a conventional problem.

An object of the present invention is to make the upper part including the upper body of the user more comfortable by being able to spread evenly across the entire area without the occurrence of local bending when the sheet constituting the folding bed.

Another object of the present invention is a component that performs the function of evenly spreading over the entire sheet, the spreading mechanism is configured to be integrally installed so as to operate together with the lower frame, and to simplify the structure and convenience of use, The purpose is to prevent malfunction, to reduce manufacturing costs, and to be suitable for mass production.

Another object of the present invention is to configure the support between the free end of the lower frame to enable the operation of the self-supporting form and stable support while operating together with the adjacent hinge fixing member.

1 is a perspective view showing the appearance of a typical representative folding bed,

Figure 2 is an external perspective view showing only the skeleton in the unfolded state in FIG.

Figure 3 is a front view shown in the folded state of Figure 1,

Figure 4 is a perspective view illustrating the appearance of a preferred example of the present inventors folding bed,

5 is a perspective view of a part omitted abbreviated part showing a preferred example of a sheet spreading mechanism as a main part adopted in the present invention;

6 is an enlarged view of a portion “A” of FIG. 5;

7 is a longitudinal cross-sectional view of c6;

FIG. 8 is a perspective view showing a frame mainly in FIG. 4; FIG.

Figure 9 is a front view showing the center of the skeleton when the folding bed in Figure 4,

10 is a front view showing a folding intermediate process of the present inventors folding bed,

Figure 11 is a front view showing a completely folded state of the present inventors folding bed.

<Explanation of symbols for the main parts of the drawings>

4: support frame, 10: seat, 12: seat body, 14: extension part,

20: spreading mechanism, 22: extension member, 24: guide member

The present invention, in order to achieve the above-mentioned various objects, in the lower frame and the folding frame is formed by combining a plurality of X-shaped support between the upper and lower hinge fixing members to each other and the conventional folding bed made of a seat Forming a rod extension for accommodating the spreading mechanism on both sides of the sheet, the rod extending portion is formed by providing a spreading mechanism connected to the support between the middle, the spreading mechanism is a bending extension and hinge coupling between one side support There is provided a folding bed configured in the form of a combined coupling of the extension member and the other end support and the bending member and the guide member for guiding the extension member.

In addition, there is provided a folding bed made by installing a slide support member between the rear support between the plurality of supports and the upper hinge fixing member adjacent thereto.

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

According to a preferred embodiment of the present invention, as shown in Figs. 4 to 11, it is common that a plurality of X-shaped support bars 3 and 4 and upper and lower hinge fixing members 5 and 6 are coupled to each other. In the lower frame in which folding is made and a conventional folding bed formed by installing a sheet in the lower frame, a bar extension part for accommodating the spreading mechanism 20 on both sides of the sheet body 12 constituting the sheet 10 ( 14 and 14, the rod extension portion (14, 14) is formed by providing an expansion mechanism (20) which is connected to one side of the support rod (4) located in the middle, the expansion mechanism (20) An extension member 22 hinged to one side of the bending extension part 40 of the support member 4 and one side extension member 42 of the other support member 4 to be hinged and the extension member 22 are hinged. It is composed of a combined form of the guide member 24 to guide.

At this time, the rod extension parts 14 and 14 are installed on both sides of the sheet body 12 in a state in which the rods are coupled to each other in the longitudinal direction, and the extension members 22 of the spreading mechanism 20 in an empty state. ) Is provided with an installation space (16) to be fitted, and is formed by forming an open portion (18) in the middle portion so that the guide member (24) can be located.

Next, the extension member 22 of the spreading mechanism 20 is coupled to the hinge portion 30 to the installation recess 28 of the connecting member 26 fixedly installed at the end of the bending extension portion 40 in the form of a long rod. Is installed, the installation portion 28 is configured in the form of the lower portion is open, when the combination is configured to be installed in the state fitted to the inside of the installation space 18 in the expanded state of the sheet 10.

Next, the guide member 24 of the unfolding mechanism 20 is formed with a guide hole 32 in the center and fixed to the end of the bending extension portion 42 and the fixing member 36 having a seat portion 34 and The hinge part 38 is installed to be mutually coupled to each other, and when the coupling is engaged, the extension member 22 is fitted into the guide hole 32 so that the slide can be moved. The guide member 24 is an opening of the seat 10. It is configured to be located at (18).

At this time, each of the hinge member 30 and 38 of the extension member 22 and the guide member 24 in the spread mechanism 20 is the extension member 22 and the guide member 24 in the same direction. It must be in the same direction so that it can be folded together.

In addition, in the case of the present invention it can be made by installing a slide support member 50 between the rear support between the support 4 and the upper hinge fixing member 5 adjacent to the support between the support (3,4).

At this time, the slide support member 50 is coupled to the slider 54 and hinged to one side of the support 52 in the center is installed so as to slide the slide between the support interval (4), the other side is The hinge fixing member 5 may be configured by being coupled to the rotating member 56 and hinged form to be rotatably fitted in place.

Of course, the slide support member 50 has been shown to be installed only on one side of the rear support between the four for convenience, but in reality between the upper hinge fixing member (5, 5) corresponding to the support between the four (4) You can install each one.

In addition, the support section 3 positioned at the distal end portion of the plurality of support sections 3 and 4 as an installation portion of the other portion of the sheet 10 is formed by bending the extension portion 3a to form the bar portion of the sheet 10 ( 10a) is fitted and fixed, the support side 4 on the opposite side is configured to be the upper end (4a) of the free end form and also fitted to the bar (10b) of the seat 10 to be fixed.

Reference numeral 60 denotes a protective cap fixedly installed at the end of the extension member 22, and 62 is a fixing band for winding and fixing after folding.

In the case of the present invention folding bed made as described above, the operation is made as follows.

First, as the case of unfolding, when the support members 3 and 4 and the seat 10 that form the lower frame are unfolded, as shown in FIG. 4, as shown in FIG. The members 6 are spaced apart at regular intervals on the same floor as the ground, and the upper hinge fixing members 5 are spaced apart at regular intervals from the bottom of the seat 10, and both support sections 3 ( 4 is unfolded in a state of being fitted to each of the sewing portion (10a) (10b), in particular the guide member 24 is located in the opening portion 18, the extension member 22 is one side of the guide member ( In the state of being fitted into the guide hole 32 of the 24 and placed on the upper portion of the seat 34, inside the installation space 16, while extending the entire bar extending portion 14 in the longitudinal direction The guide member 24 and the extension member 22 are connected to the bend extensions 42 and 40 of the support sections 4 and 4, respectively. As a result, as the weight of the user is applied, that is, from the top to the bottom of the seat 10, the support rods 4 and 4 tend to be wider in terms of their structural characteristics, so they become more tight. It will spread out flat.

Furthermore, both sides of the seat 10 are supported by the extension member 22 at the same time inside the installation space 16 over a long range in the extension portions 12 and 12, so that the entire area of the seat 10 The result is a clear and even spread, which ensures that local flexion can be prevented.

Next, when folded and used as shown in FIG. 9 and then folded and carried, as shown in FIGS. 10 and 11, the support rods 3 and 4 on both sides are lifted from both sides and lifted in the direction of narrowing the distance from each other. As shown in FIG. 9, the supporting members 3 and 4 are folded to be close to each other, and the extension member 22 of the spreading mechanism 20 opens the guide hole 32 of the guide member 24. The slide movement is carried out, and when the connecting member 26 and the guide member 24 of the extension member 22 are held in a state of holding the tip of the extension member 22 and pressed downward, as shown in FIG. The member 22 and the guide member 24 are rotated downward about the hinge portions 30 and 38 so as to be in close contact with each other of all the lower frames including the spread mechanism 20 and the support members 3 and 4. Will be made in a state.

Of course, during the folding process, the support section 4 located on one side is more smoothly folded by the slide support member 50, and in this case, the slider 54 moves up the support section 4. And the rotating member 56 is the slide support member 50 is folded and the smooth partial rotation operation is made with this.

When the folding is completed as described above, the lower frame and the seat 10 including various support sections 3 and 4 may be wound and fixed in a folded state by using the fixing band 62.

As described above, the present inventors can easily perform the operation of folding or folding the lower frame and the seat 10 as necessary.

Therefore, according to the present inventors of the folding bed, the extension part 12 of the seat 10 and the extension member 22 and the guide member 24 of the spreading mechanism 20 are cut by the operation of these configurations. When the sheet 10 constituting the mattress bed is unfolded, it is possible to spread evenly over the entire area without generating a locally bent portion, thereby making the upper body part including the upper body of the user more comfortable.

In addition, as a component that performs the function of evenly spreading over the entire seat 10, the expansion mechanism 20 is configured to be integrally connected and installed to enable operation with each other and the lower frame and simplify the structure for convenience of use. And, there is no fear of malfunction due to the components are not separated from each other, and the structure is simple and can be utilized for mass production while reducing the manufacturing cost.

In addition, while supporting the support member 4 formed in the form of a free end of the lower frame, the slide support member 50 together with the hinge fixing member 5 of the adjacent upper part while enabling the self-supporting form and stable of the support member 4 It has an excellent effect such as playing a supporting role.

Claims (4)

In the lower frame and the folding frame is formed by coupling a plurality of X-shaped support between the upper and lower hinge fixing members to each other, and a conventional folding bed made of seats in the lower frame, Bar extension parts 14 and 14 for accommodating the spreading mechanism 20 are formed on both sides of the sheet body 12 constituting the sheet 10, The bar extending portion (14,14) is made by providing an expansion mechanism (20) which is connected to one side of the support bar (4) located in the middle, The spreading mechanism 20 includes an extension member 22 which is hinged to one side of the bending extension portion 40 of the support section 4; Folding bed, characterized in that configured in the combined form of the guide member (24) which is hinged to one side of the bending extending portion (42) of the other support between the four and the extension member (22). The method of claim 1, The extending member 22 of the spreading mechanism 20 is installed as a hinge 30 to the installation recess 28 of the connection member 26 fixedly installed at the end of the bending extension portion 40 in the form of a long rod. The installation recess 28 is configured in such a way that the lower portion is opened, and the coupling is formed in a state where the mounting recess 28 is fitted inside the installation space 18 in the expanded state of the seat 10. Guide member 24 of the unfolding mechanism 20 has a guide hole 32 is formed in the center and is fixed to the end of the bending extension portion 42 and the fixing member 36 and the hinge portion having a seat 34 (38) are mutually installed by each other, when the guide hole 32, the extension member 22 is fitted to the slide when the coupling is installed to allow the slide movement and the guide member 24 is the opening portion 18 of the seat (10) A folding bed, characterized in that configured to be located). The method of claim 2, Each of the extension member 22 and the hinge portion 30, 38 of the guide member 24 of the spreading mechanism 20 is characterized in that the extension member 22 and the guide member 24 are formed in the same direction. Folding bed. The method of claim 1, A slide support member 50 is installed between the rear support section 4 and the upper hinge fixing member 5 adjacent thereto. The slide support member 50 is coupled to the slider 54 and hinged to one side is inserted into the support interval (4) centered around the support 52 in the center and installed to allow the slide movement, the other side of the hinge fixed The folding bed, characterized in that configured to be coupled to the rotating member 56 and hinged form that is rotatably fitted in place on the member (5).